./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.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_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 72c3117673954f18d3dc6072b71c60cdebf60b20f7a8608a45c51c1ab6f51be9 --- 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 [2022-11-03 03:27:16,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:27:16,697 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:27:16,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:27:16,722 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:27:16,723 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:27:16,725 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:27:16,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:27:16,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:27:16,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:27:16,731 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:27:16,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:27:16,732 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:27:16,733 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:27:16,734 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:27:16,735 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:27:16,736 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:27:16,737 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:27:16,739 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:27:16,741 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:27:16,742 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:27:16,743 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:27:16,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:27:16,745 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:27:16,749 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:27:16,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:27:16,749 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:27:16,750 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:27:16,751 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:27:16,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:27:16,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:27:16,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:27:16,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:27:16,754 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:27:16,755 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:27:16,756 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:27:16,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:27:16,757 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:27:16,757 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:27:16,758 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:27:16,759 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:27:16,759 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 03:27:16,780 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:27:16,780 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:27:16,780 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:27:16,781 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:27:16,781 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:27:16,782 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:27:16,782 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:27:16,782 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:27:16,783 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:27:16,783 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 03:27:16,783 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:27:16,783 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:27:16,784 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 03:27:16,784 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 03:27:16,784 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:27:16,784 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 03:27:16,785 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 03:27:16,785 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 03:27:16,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:27:16,786 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 03:27:16,786 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:27:16,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:27:16,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:27:16,787 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:27:16,787 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:27:16,788 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:27:16,788 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:27:16,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:27:16,788 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:27:16,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:27:16,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:27:16,789 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 03:27:16,789 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:27:16,790 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:27:16,790 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 03:27:16,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 03:27:16,790 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:27:16,791 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:27:16,791 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_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72c3117673954f18d3dc6072b71c60cdebf60b20f7a8608a45c51c1ab6f51be9 [2022-11-03 03:27:17,040 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:27:17,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:27:17,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:27:17,073 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:27:17,074 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:27:17,075 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c [2022-11-03 03:27:17,160 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/data/0b3573e80/7c3de8356d1b45398d664717cf52eaa8/FLAGad3bdc759 [2022-11-03 03:27:17,691 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:27:17,692 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c [2022-11-03 03:27:17,703 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/data/0b3573e80/7c3de8356d1b45398d664717cf52eaa8/FLAGad3bdc759 [2022-11-03 03:27:18,153 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/data/0b3573e80/7c3de8356d1b45398d664717cf52eaa8 [2022-11-03 03:27:18,156 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:27:18,157 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:27:18,159 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:27:18,159 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:27:18,164 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:27:18,164 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:27:18" (1/1) ... [2022-11-03 03:27:18,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@466602b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:18, skipping insertion in model container [2022-11-03 03:27:18,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:27:18" (1/1) ... [2022-11-03 03:27:18,172 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:27:18,228 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:27:18,394 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_23055210-7494-4e13-901b-9badd0b15b04/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c[1110,1123] [2022-11-03 03:27:18,718 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:27:18,738 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 03:27:18,748 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_23055210-7494-4e13-901b-9badd0b15b04/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c[1110,1123] [2022-11-03 03:27:18,846 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:27:18,859 INFO L208 MainTranslator]: Completed translation [2022-11-03 03:27:18,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:18 WrapperNode [2022-11-03 03:27:18,860 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 03:27:18,861 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 03:27:18,861 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 03:27:18,861 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 03:27:18,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:18" (1/1) ... [2022-11-03 03:27:18,902 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:18" (1/1) ... [2022-11-03 03:27:19,053 INFO L138 Inliner]: procedures = 11, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1365 [2022-11-03 03:27:19,053 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 03:27:19,054 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 03:27:19,054 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 03:27:19,064 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 03:27:19,080 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:18" (1/1) ... [2022-11-03 03:27:19,082 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:18" (1/1) ... [2022-11-03 03:27:19,128 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:18" (1/1) ... [2022-11-03 03:27:19,129 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:18" (1/1) ... [2022-11-03 03:27:19,202 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:18" (1/1) ... [2022-11-03 03:27:19,210 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:18" (1/1) ... [2022-11-03 03:27:19,237 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:18" (1/1) ... [2022-11-03 03:27:19,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:18" (1/1) ... [2022-11-03 03:27:19,307 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 03:27:19,308 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 03:27:19,308 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 03:27:19,308 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 03:27:19,309 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:18" (1/1) ... [2022-11-03 03:27:19,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:27:19,341 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:27:19,356 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 03:27:19,385 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 03:27:19,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 03:27:19,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 03:27:19,403 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-03 03:27:19,403 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-03 03:27:19,793 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 03:27:19,795 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 03:27:21,673 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 03:27:24,118 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 03:27:24,119 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-03 03:27:24,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:27:24 BoogieIcfgContainer [2022-11-03 03:27:24,122 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 03:27:24,125 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 03:27:24,125 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 03:27:24,129 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 03:27:24,130 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 03:27:18" (1/3) ... [2022-11-03 03:27:24,130 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19a9869 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:27:24, skipping insertion in model container [2022-11-03 03:27:24,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:27:18" (2/3) ... [2022-11-03 03:27:24,131 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19a9869 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:27:24, skipping insertion in model container [2022-11-03 03:27:24,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:27:24" (3/3) ... [2022-11-03 03:27:24,133 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c [2022-11-03 03:27:24,156 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 03:27:24,156 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 03:27:24,227 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 03:27:24,246 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=FINITE_AUTOMATA, 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;@39a3ced3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 03:27:24,247 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 03:27:24,251 INFO L276 IsEmpty]: Start isEmpty. Operand has 23 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 14 states have internal predecessors, (16), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-03 03:27:24,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-03 03:27:24,260 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:27:24,261 INFO L195 NwaCegarLoop]: trace histogram [7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:27:24,262 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:27:24,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:27:24,269 INFO L85 PathProgramCache]: Analyzing trace with hash -1132309777, now seen corresponding path program 1 times [2022-11-03 03:27:24,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:27:24,282 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1272312633] [2022-11-03 03:27:24,283 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:27:24,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:27:28,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:27:34,254 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2022-11-03 03:27:34,255 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 03:27:34,256 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1272312633] [2022-11-03 03:27:34,256 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1272312633] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:27:34,257 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:27:34,257 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 03:27:34,259 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423815894] [2022-11-03 03:27:34,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:27:34,265 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 03:27:34,265 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 03:27:34,305 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 03:27:34,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 03:27:34,310 INFO L87 Difference]: Start difference. First operand has 23 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 14 states have internal predecessors, (16), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:27:35,435 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:27:36,593 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:27:38,619 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:27:39,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:27:41,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-03 03:27:41,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:27:41,477 INFO L93 Difference]: Finished difference Result 61 states and 85 transitions. [2022-11-03 03:27:41,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 03:27:41,512 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 32 [2022-11-03 03:27:41,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:27:41,524 INFO L225 Difference]: With dead ends: 61 [2022-11-03 03:27:41,529 INFO L226 Difference]: Without dead ends: 39 [2022-11-03 03:27:41,532 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 03:27:41,535 INFO L413 NwaCegarLoop]: 41 mSDtfsCounter, 11 mSDsluCounter, 57 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 95 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2022-11-03 03:27:41,536 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 95 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 22 Invalid, 1 Unknown, 0 Unchecked, 7.1s Time] [2022-11-03 03:27:41,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2022-11-03 03:27:41,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 38. [2022-11-03 03:27:41,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 38 states, 22 states have (on average 1.0454545454545454) internal successors, (23), 22 states have internal predecessors, (23), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-03 03:27:41,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 38 states and 51 transitions. [2022-11-03 03:27:41,606 INFO L78 Accepts]: Start accepts. Automaton has 38 states and 51 transitions. Word has length 32 [2022-11-03 03:27:41,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:27:41,610 INFO L495 AbstractCegarLoop]: Abstraction has 38 states and 51 transitions. [2022-11-03 03:27:41,610 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:27:41,611 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2022-11-03 03:27:41,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-11-03 03:27:41,615 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:27:41,615 INFO L195 NwaCegarLoop]: trace histogram [14, 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] [2022-11-03 03:27:41,616 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 03:27:41,616 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:27:41,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:27:41,617 INFO L85 PathProgramCache]: Analyzing trace with hash -748778805, now seen corresponding path program 1 times [2022-11-03 03:27:41,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 03:27:41,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463923215] [2022-11-03 03:27:41,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:27:41,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 03:29:13,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-03 03:29:13,467 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-03 03:30:36,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-03 03:30:36,483 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-03 03:30:36,483 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-03 03:30:36,485 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-03 03:30:36,488 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-03 03:30:36,492 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-03 03:30:36,496 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-03 03:30:36,767 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-03 03:30:36,768 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-03 03:30:36,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 03:30:36 BoogieIcfgContainer [2022-11-03 03:30:36,843 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-03 03:30:36,844 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-03 03:30:36,844 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-03 03:30:36,844 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-03 03:30:36,845 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:27:24" (3/4) ... [2022-11-03 03:30:36,848 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-03 03:30:36,849 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-03 03:30:36,853 INFO L158 Benchmark]: Toolchain (without parser) took 198692.16ms. Allocated memory was 113.2MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 72.8MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 555.3MB. Max. memory is 16.1GB. [2022-11-03 03:30:36,854 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 113.2MB. Free memory is still 91.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 03:30:36,855 INFO L158 Benchmark]: CACSL2BoogieTranslator took 700.81ms. Allocated memory is still 113.2MB. Free memory was 72.7MB in the beginning and 60.2MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-03 03:30:36,857 INFO L158 Benchmark]: Boogie Procedure Inliner took 192.69ms. Allocated memory is still 113.2MB. Free memory was 60.2MB in the beginning and 77.6MB in the end (delta: -17.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-11-03 03:30:36,857 INFO L158 Benchmark]: Boogie Preprocessor took 253.09ms. Allocated memory is still 113.2MB. Free memory was 77.6MB in the beginning and 73.4MB in the end (delta: 4.2MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2022-11-03 03:30:36,859 INFO L158 Benchmark]: RCFGBuilder took 4814.34ms. Allocated memory was 113.2MB in the beginning and 312.5MB in the end (delta: 199.2MB). Free memory was 73.4MB in the beginning and 104.1MB in the end (delta: -30.7MB). Peak memory consumption was 198.2MB. Max. memory is 16.1GB. [2022-11-03 03:30:36,862 INFO L158 Benchmark]: TraceAbstraction took 192718.03ms. Allocated memory was 312.5MB in the beginning and 1.9GB in the end (delta: 1.5GB). Free memory was 104.1MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. [2022-11-03 03:30:36,864 INFO L158 Benchmark]: Witness Printer took 5.14ms. Allocated memory is still 1.9GB. Free memory is still 1.3GB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 03:30:36,866 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 113.2MB. Free memory is still 91.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 700.81ms. Allocated memory is still 113.2MB. Free memory was 72.7MB in the beginning and 60.2MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 192.69ms. Allocated memory is still 113.2MB. Free memory was 60.2MB in the beginning and 77.6MB in the end (delta: -17.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 253.09ms. Allocated memory is still 113.2MB. Free memory was 77.6MB in the beginning and 73.4MB in the end (delta: 4.2MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * RCFGBuilder took 4814.34ms. Allocated memory was 113.2MB in the beginning and 312.5MB in the end (delta: 199.2MB). Free memory was 73.4MB in the beginning and 104.1MB in the end (delta: -30.7MB). Peak memory consumption was 198.2MB. Max. memory is 16.1GB. * TraceAbstraction took 192718.03ms. Allocated memory was 312.5MB in the beginning and 1.9GB in the end (delta: 1.5GB). Free memory was 104.1MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB. * Witness Printer took 5.14ms. Allocated memory is still 1.9GB. Free memory is still 1.3GB. 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 377, overapproximation of bitwiseComplement at line 265, overapproximation of bitwiseAnd at line 268. 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_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 16); [L29] const SORT_4 msb_SORT_4 = (SORT_4)1 << (16 - 1); [L31] const SORT_7 mask_SORT_7 = (SORT_7)-1 >> (sizeof(SORT_7) * 8 - 2); [L32] const SORT_7 msb_SORT_7 = (SORT_7)1 << (2 - 1); [L34] const SORT_12 mask_SORT_12 = (SORT_12)-1 >> (sizeof(SORT_12) * 8 - 8); [L35] const SORT_12 msb_SORT_12 = (SORT_12)1 << (8 - 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 - 3); [L41] const SORT_17 msb_SORT_17 = (SORT_17)1 << (3 - 1); [L43] const SORT_57 mask_SORT_57 = (SORT_57)-1 >> (sizeof(SORT_57) * 8 - 5); [L44] const SORT_57 msb_SORT_57 = (SORT_57)1 << (5 - 1); [L46] const SORT_59 mask_SORT_59 = (SORT_59)-1 >> (sizeof(SORT_59) * 8 - 6); [L47] const SORT_59 msb_SORT_59 = (SORT_59)1 << (6 - 1); [L49] const SORT_61 mask_SORT_61 = (SORT_61)-1 >> (sizeof(SORT_61) * 8 - 7); [L50] const SORT_61 msb_SORT_61 = (SORT_61)1 << (7 - 1); [L52] const SORT_17 var_19 = 7; [L53] const SORT_17 var_23 = 6; [L54] const SORT_17 var_27 = 5; [L55] const SORT_17 var_31 = 4; [L56] const SORT_7 var_35 = 3; [L57] const SORT_7 var_40 = 2; [L58] const SORT_1 var_45 = 1; [L59] const SORT_57 var_124 = 0; [L60] const SORT_1 var_135 = 0; [L61] const SORT_15 var_176 = 8; [L62] const SORT_12 var_461 = 0; [L63] const SORT_15 var_465 = 0; [L64] const SORT_15 var_532 = 9; [L66] SORT_1 input_2; [L67] SORT_1 input_3; [L68] SORT_4 input_5; [L69] SORT_1 input_6; [L70] SORT_7 input_8; [L71] SORT_1 input_9; [L72] SORT_1 input_10; [L73] SORT_1 input_11; [L74] SORT_12 input_13; [L75] SORT_12 input_65; [L76] SORT_1 input_189; [L78] SORT_12 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_12; [L79] SORT_15 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_15; [L80] SORT_12 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_12; [L81] SORT_12 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_12; [L82] SORT_12 state_30 = __VERIFIER_nondet_uchar() & mask_SORT_12; [L83] SORT_12 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_12; [L84] SORT_12 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_12; [L85] SORT_12 state_44 = __VERIFIER_nondet_uchar() & mask_SORT_12; [L86] SORT_12 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_12; [L87] SORT_12 state_66 = __VERIFIER_nondet_uchar() & mask_SORT_12; [L88] SORT_15 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_15; [L89] SORT_12 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_12; [L90] SORT_12 state_74 = __VERIFIER_nondet_uchar() & mask_SORT_12; [L91] SORT_12 state_77 = __VERIFIER_nondet_uchar() & mask_SORT_12; [L92] SORT_12 state_80 = __VERIFIER_nondet_uchar() & mask_SORT_12; [L93] SORT_12 state_84 = __VERIFIER_nondet_uchar() & mask_SORT_12; [L94] SORT_12 state_88 = __VERIFIER_nondet_uchar() & mask_SORT_12; [L95] SORT_12 state_92 = __VERIFIER_nondet_uchar() & mask_SORT_12; [L96] SORT_1 state_110 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L97] SORT_1 state_111 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L98] SORT_57 state_114 = __VERIFIER_nondet_uchar() & mask_SORT_57; [L99] SORT_12 state_130 = __VERIFIER_nondet_uchar() & mask_SORT_12; [L100] SORT_15 state_134 = __VERIFIER_nondet_uchar() & mask_SORT_15; [L101] SORT_15 state_143 = __VERIFIER_nondet_uchar() & mask_SORT_15; [L102] SORT_15 state_152 = __VERIFIER_nondet_uchar() & mask_SORT_15; [L103] SORT_15 state_161 = __VERIFIER_nondet_uchar() & mask_SORT_15; [L104] SORT_1 state_170 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L105] SORT_15 state_233 = __VERIFIER_nondet_uchar() & mask_SORT_15; [L106] SORT_15 state_328 = __VERIFIER_nondet_uchar() & mask_SORT_15; [L108] SORT_1 init_171_arg_1 = var_45; [L109] state_170 = init_171_arg_1 VAL [init_171_arg_1=1, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, state_110=1, state_111=1, state_114=240, state_130=1, state_134=9, state_14=245, state_143=10, state_152=0, state_16=2, state_161=253, state_170=1, state_22=0, state_233=2, state_26=0, state_30=22, state_328=237, state_34=36, state_39=1, state_44=0, state_49=251, state_66=245, state_67=255, state_71=0, state_74=6, state_77=1, state_80=0, state_84=0, state_88=0, state_92=1, var_124=0, var_135=0, var_176=8, var_19=7, var_23=6, var_27=5, var_31=4, var_35=3, var_40=2, var_45=1, var_461=0, var_465=0, var_532=9] [L112] input_2 = __VERIFIER_nondet_uchar() [L113] input_3 = __VERIFIER_nondet_uchar() [L114] input_5 = __VERIFIER_nondet_ushort() [L115] input_6 = __VERIFIER_nondet_uchar() [L116] input_8 = __VERIFIER_nondet_uchar() [L117] input_9 = __VERIFIER_nondet_uchar() [L118] input_10 = __VERIFIER_nondet_uchar() [L119] input_10 = input_10 & mask_SORT_1 [L120] input_11 = __VERIFIER_nondet_uchar() [L121] input_13 = __VERIFIER_nondet_uchar() [L122] input_65 = __VERIFIER_nondet_uchar() [L123] input_189 = __VERIFIER_nondet_uchar() [L125] SORT_1 var_136_arg_0 = var_135; [L126] var_136_arg_0 = var_136_arg_0 & mask_SORT_1 [L127] SORT_15 var_136 = var_136_arg_0; [L128] SORT_15 var_137_arg_0 = state_134; [L129] SORT_15 var_137_arg_1 = var_136; [L130] SORT_1 var_137 = var_137_arg_0 > var_137_arg_1; [L131] SORT_7 var_117_arg_0 = input_8; [L132] SORT_1 var_117 = var_117_arg_0 >> 0; [L133] SORT_1 var_138_arg_0 = var_117; [L134] SORT_1 var_138 = ~var_138_arg_0; [L135] SORT_1 var_139_arg_0 = var_137; [L136] SORT_1 var_139_arg_1 = var_138; [L137] SORT_1 var_139 = var_139_arg_0 | var_139_arg_1; [L138] SORT_1 var_140_arg_0 = var_45; [L139] SORT_1 var_140 = ~var_140_arg_0; [L140] SORT_1 var_141_arg_0 = var_139; [L141] SORT_1 var_141_arg_1 = var_140; [L142] SORT_1 var_141 = var_141_arg_0 | var_141_arg_1; [L143] var_141 = var_141 & mask_SORT_1 [L144] SORT_1 constr_142_arg_0 = var_141; VAL [constr_142_arg_0=1, init_171_arg_1=1, input_10=0, input_11=1, input_13=0, input_189=1, input_2=35, input_3=2, input_5=1, input_6=2, input_65=245, input_8=3, input_9=1, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, state_110=1, state_111=1, state_114=240, state_130=1, state_134=9, state_14=245, state_143=10, state_152=0, state_16=2, state_161=253, state_170=1, state_22=0, state_233=2, state_26=0, state_30=22, state_328=237, state_34=36, state_39=1, state_44=0, state_49=251, state_66=245, state_67=255, state_71=0, state_74=6, state_77=1, state_80=0, state_84=0, state_88=0, state_92=1, var_117=3, var_117_arg_0=3, var_124=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=9, var_137_arg_1=0, var_138=2, var_138_arg_0=3, var_139=0, var_139_arg_0=1, var_139_arg_1=2, var_140=5, var_140_arg_0=1, var_141=1, var_141_arg_0=0, var_141_arg_1=5, var_176=8, var_19=7, var_23=6, var_27=5, var_31=4, var_35=3, var_40=2, var_45=1, var_461=0, var_465=0, var_532=9] [L145] CALL assume_abort_if_not(constr_142_arg_0) VAL [\old(cond)=1] [L21] COND FALSE !(!cond) [L145] RET assume_abort_if_not(constr_142_arg_0) VAL [constr_142_arg_0=1, init_171_arg_1=1, input_10=0, input_11=1, input_13=0, input_189=1, input_2=35, input_3=2, input_5=1, input_6=2, input_65=245, input_8=3, input_9=1, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, state_110=1, state_111=1, state_114=240, state_130=1, state_134=9, state_14=245, state_143=10, state_152=0, state_16=2, state_161=253, state_170=1, state_22=0, state_233=2, state_26=0, state_30=22, state_328=237, state_34=36, state_39=1, state_44=0, state_49=251, state_66=245, state_67=255, state_71=0, state_74=6, state_77=1, state_80=0, state_84=0, state_88=0, state_92=1, var_117=3, var_117_arg_0=3, var_124=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=9, var_137_arg_1=0, var_138=2, var_138_arg_0=3, var_139=0, var_139_arg_0=1, var_139_arg_1=2, var_140=5, var_140_arg_0=1, var_141=1, var_141_arg_0=0, var_141_arg_1=5, var_176=8, var_19=7, var_23=6, var_27=5, var_31=4, var_35=3, var_40=2, var_45=1, var_461=0, var_465=0, var_532=9] [L146] SORT_1 var_144_arg_0 = var_135; [L147] var_144_arg_0 = var_144_arg_0 & mask_SORT_1 [L148] SORT_15 var_144 = var_144_arg_0; [L149] SORT_15 var_145_arg_0 = state_143; [L150] SORT_15 var_145_arg_1 = var_144; [L151] SORT_1 var_145 = var_145_arg_0 > var_145_arg_1; [L152] SORT_7 var_146_arg_0 = input_8; [L153] SORT_1 var_146 = var_146_arg_0 >> 1; [L154] SORT_1 var_147_arg_0 = var_146; [L155] SORT_1 var_147 = ~var_147_arg_0; [L156] SORT_1 var_148_arg_0 = var_145; [L157] SORT_1 var_148_arg_1 = var_147; [L158] SORT_1 var_148 = var_148_arg_0 | var_148_arg_1; [L159] SORT_1 var_149_arg_0 = var_45; [L160] SORT_1 var_149 = ~var_149_arg_0; [L161] SORT_1 var_150_arg_0 = var_148; [L162] SORT_1 var_150_arg_1 = var_149; [L163] SORT_1 var_150 = var_150_arg_0 | var_150_arg_1; [L164] var_150 = var_150 & mask_SORT_1 [L165] SORT_1 constr_151_arg_0 = var_150; VAL [constr_142_arg_0=1, constr_151_arg_0=1, init_171_arg_1=1, input_10=0, input_11=1, input_13=0, input_189=1, input_2=35, input_3=2, input_5=1, input_6=2, input_65=245, input_8=3, input_9=1, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, state_110=1, state_111=1, state_114=240, state_130=1, state_134=9, state_14=245, state_143=10, state_152=0, state_16=2, state_161=253, state_170=1, state_22=0, state_233=2, state_26=0, state_30=22, state_328=237, state_34=36, state_39=1, state_44=0, state_49=251, state_66=245, state_67=255, state_71=0, state_74=6, state_77=1, state_80=0, state_84=0, state_88=0, state_92=1, var_117=3, var_117_arg_0=3, var_124=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=9, var_137_arg_1=0, var_138=2, var_138_arg_0=3, var_139=0, var_139_arg_0=1, var_139_arg_1=2, var_140=5, var_140_arg_0=1, var_141=1, var_141_arg_0=0, var_141_arg_1=5, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=10, var_145_arg_1=0, var_146=1, var_146_arg_0=3, var_147=252, var_147_arg_0=1, var_148=0, var_148_arg_0=1, var_148_arg_1=252, var_149=1, var_149_arg_0=1, var_150=1, var_150_arg_0=0, var_150_arg_1=1, var_176=8, var_19=7, var_23=6, var_27=5, var_31=4, var_35=3, var_40=2, var_45=1, var_461=0, var_465=0, var_532=9] [L166] CALL assume_abort_if_not(constr_151_arg_0) VAL [\old(cond)=1] [L21] COND FALSE !(!cond) [L166] RET assume_abort_if_not(constr_151_arg_0) VAL [constr_142_arg_0=1, constr_151_arg_0=1, init_171_arg_1=1, input_10=0, input_11=1, input_13=0, input_189=1, input_2=35, input_3=2, input_5=1, input_6=2, input_65=245, input_8=3, input_9=1, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, state_110=1, state_111=1, state_114=240, state_130=1, state_134=9, state_14=245, state_143=10, state_152=0, state_16=2, state_161=253, state_170=1, state_22=0, state_233=2, state_26=0, state_30=22, state_328=237, state_34=36, state_39=1, state_44=0, state_49=251, state_66=245, state_67=255, state_71=0, state_74=6, state_77=1, state_80=0, state_84=0, state_88=0, state_92=1, var_117=3, var_117_arg_0=3, var_124=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=9, var_137_arg_1=0, var_138=2, var_138_arg_0=3, var_139=0, var_139_arg_0=1, var_139_arg_1=2, var_140=5, var_140_arg_0=1, var_141=1, var_141_arg_0=0, var_141_arg_1=5, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=10, var_145_arg_1=0, var_146=1, var_146_arg_0=3, var_147=252, var_147_arg_0=1, var_148=0, var_148_arg_0=1, var_148_arg_1=252, var_149=1, var_149_arg_0=1, var_150=1, var_150_arg_0=0, var_150_arg_1=1, var_176=8, var_19=7, var_23=6, var_27=5, var_31=4, var_35=3, var_40=2, var_45=1, var_461=0, var_465=0, var_532=9] [L167] SORT_15 var_153_arg_0 = state_152; [L168] SORT_1 var_153 = var_153_arg_0 != 0; [L169] SORT_1 var_154_arg_0 = var_153; [L170] SORT_1 var_154 = ~var_154_arg_0; [L171] var_154 = var_154 & mask_SORT_1 [L172] SORT_1 var_155_arg_0 = var_154; [L173] SORT_1 var_155 = ~var_155_arg_0; [L174] SORT_1 var_96_arg_0 = input_6; [L175] SORT_1 var_96 = ~var_96_arg_0; [L176] SORT_1 var_97_arg_0 = input_9; [L177] SORT_1 var_97_arg_1 = var_96; [L178] SORT_1 var_97 = var_97_arg_0 & var_97_arg_1; [L179] var_97 = var_97 & mask_SORT_1 [L180] SORT_1 var_156_arg_0 = var_97; [L181] SORT_1 var_156 = ~var_156_arg_0; [L182] SORT_1 var_157_arg_0 = var_155; [L183] SORT_1 var_157_arg_1 = var_156; [L184] SORT_1 var_157 = var_157_arg_0 | var_157_arg_1; [L185] SORT_1 var_158_arg_0 = var_45; [L186] SORT_1 var_158 = ~var_158_arg_0; [L187] SORT_1 var_159_arg_0 = var_157; [L188] SORT_1 var_159_arg_1 = var_158; [L189] SORT_1 var_159 = var_159_arg_0 | var_159_arg_1; [L190] var_159 = var_159 & mask_SORT_1 [L191] SORT_1 constr_160_arg_0 = var_159; VAL [constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, init_171_arg_1=1, input_10=0, input_11=1, input_13=0, input_189=1, input_2=35, input_3=2, input_5=1, input_6=2, input_65=245, input_8=3, input_9=1, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, state_110=1, state_111=1, state_114=240, state_130=1, state_134=9, state_14=245, state_143=10, state_152=0, state_16=2, state_161=253, state_170=1, state_22=0, state_233=2, state_26=0, state_30=22, state_328=237, state_34=36, state_39=1, state_44=0, state_49=251, state_66=245, state_67=255, state_71=0, state_74=6, state_77=1, state_80=0, state_84=0, state_88=0, state_92=1, var_117=3, var_117_arg_0=3, var_124=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=9, var_137_arg_1=0, var_138=2, var_138_arg_0=3, var_139=0, var_139_arg_0=1, var_139_arg_1=2, var_140=5, var_140_arg_0=1, var_141=1, var_141_arg_0=0, var_141_arg_1=5, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=10, var_145_arg_1=0, var_146=1, var_146_arg_0=3, var_147=252, var_147_arg_0=1, var_148=0, var_148_arg_0=1, var_148_arg_1=252, var_149=1, var_149_arg_0=1, var_150=1, var_150_arg_0=0, var_150_arg_1=1, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=1, var_155_arg_0=0, var_156=0, var_156_arg_0=1, var_157=1, var_157_arg_0=1, var_157_arg_1=0, var_158=255, var_158_arg_0=1, var_159=1, var_159_arg_0=1, var_159_arg_1=255, var_176=8, var_19=7, var_23=6, var_27=5, var_31=4, var_35=3, var_40=2, var_45=1, var_461=0, var_465=0, var_532=9, var_96=1, var_96_arg_0=2, var_97=1, var_97_arg_0=1, var_97_arg_1=1] [L192] CALL assume_abort_if_not(constr_160_arg_0) VAL [\old(cond)=1] [L21] COND FALSE !(!cond) [L192] RET assume_abort_if_not(constr_160_arg_0) VAL [constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, init_171_arg_1=1, input_10=0, input_11=1, input_13=0, input_189=1, input_2=35, input_3=2, input_5=1, input_6=2, input_65=245, input_8=3, input_9=1, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, state_110=1, state_111=1, state_114=240, state_130=1, state_134=9, state_14=245, state_143=10, state_152=0, state_16=2, state_161=253, state_170=1, state_22=0, state_233=2, state_26=0, state_30=22, state_328=237, state_34=36, state_39=1, state_44=0, state_49=251, state_66=245, state_67=255, state_71=0, state_74=6, state_77=1, state_80=0, state_84=0, state_88=0, state_92=1, var_117=3, var_117_arg_0=3, var_124=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=9, var_137_arg_1=0, var_138=2, var_138_arg_0=3, var_139=0, var_139_arg_0=1, var_139_arg_1=2, var_140=5, var_140_arg_0=1, var_141=1, var_141_arg_0=0, var_141_arg_1=5, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=10, var_145_arg_1=0, var_146=1, var_146_arg_0=3, var_147=252, var_147_arg_0=1, var_148=0, var_148_arg_0=1, var_148_arg_1=252, var_149=1, var_149_arg_0=1, var_150=1, var_150_arg_0=0, var_150_arg_1=1, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=1, var_155_arg_0=0, var_156=0, var_156_arg_0=1, var_157=1, var_157_arg_0=1, var_157_arg_1=0, var_158=255, var_158_arg_0=1, var_159=1, var_159_arg_0=1, var_159_arg_1=255, var_176=8, var_19=7, var_23=6, var_27=5, var_31=4, var_35=3, var_40=2, var_45=1, var_461=0, var_465=0, var_532=9, var_96=1, var_96_arg_0=2, var_97=1, var_97_arg_0=1, var_97_arg_1=1] [L193] SORT_15 var_162_arg_0 = state_161; [L194] SORT_1 var_162 = var_162_arg_0 != 0; [L195] SORT_1 var_163_arg_0 = var_162; [L196] SORT_1 var_163 = ~var_163_arg_0; [L197] SORT_1 var_164_arg_0 = var_163; [L198] SORT_1 var_164 = ~var_164_arg_0; [L199] SORT_1 var_53_arg_0 = input_9; [L200] SORT_1 var_53_arg_1 = input_6; [L201] SORT_1 var_53 = var_53_arg_0 & var_53_arg_1; [L202] var_53 = var_53 & mask_SORT_1 [L203] SORT_1 var_165_arg_0 = var_53; [L204] SORT_1 var_165 = ~var_165_arg_0; [L205] SORT_1 var_166_arg_0 = var_164; [L206] SORT_1 var_166_arg_1 = var_165; [L207] SORT_1 var_166 = var_166_arg_0 | var_166_arg_1; [L208] SORT_1 var_167_arg_0 = var_45; [L209] SORT_1 var_167 = ~var_167_arg_0; [L210] SORT_1 var_168_arg_0 = var_166; [L211] SORT_1 var_168_arg_1 = var_167; [L212] SORT_1 var_168 = var_168_arg_0 | var_168_arg_1; [L213] var_168 = var_168 & mask_SORT_1 [L214] SORT_1 constr_169_arg_0 = var_168; VAL [constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, constr_169_arg_0=1, init_171_arg_1=1, input_10=0, input_11=1, input_13=0, input_189=1, input_2=35, input_3=2, input_5=1, input_6=2, input_65=245, input_8=3, input_9=1, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, state_110=1, state_111=1, state_114=240, state_130=1, state_134=9, state_14=245, state_143=10, state_152=0, state_16=2, state_161=253, state_170=1, state_22=0, state_233=2, state_26=0, state_30=22, state_328=237, state_34=36, state_39=1, state_44=0, state_49=251, state_66=245, state_67=255, state_71=0, state_74=6, state_77=1, state_80=0, state_84=0, state_88=0, state_92=1, var_117=3, var_117_arg_0=3, var_124=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=9, var_137_arg_1=0, var_138=2, var_138_arg_0=3, var_139=0, var_139_arg_0=1, var_139_arg_1=2, var_140=5, var_140_arg_0=1, var_141=1, var_141_arg_0=0, var_141_arg_1=5, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=10, var_145_arg_1=0, var_146=1, var_146_arg_0=3, var_147=252, var_147_arg_0=1, var_148=0, var_148_arg_0=1, var_148_arg_1=252, var_149=1, var_149_arg_0=1, var_150=1, var_150_arg_0=0, var_150_arg_1=1, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=1, var_155_arg_0=0, var_156=0, var_156_arg_0=1, var_157=1, var_157_arg_0=1, var_157_arg_1=0, var_158=255, var_158_arg_0=1, var_159=1, var_159_arg_0=1, var_159_arg_1=255, var_162=1, var_162_arg_0=253, var_163=5, var_163_arg_0=1, var_164=0, var_164_arg_0=5, var_165=0, var_165_arg_0=0, var_166=0, var_166_arg_0=0, var_166_arg_1=0, var_167=51, var_167_arg_0=1, var_168=1, var_168_arg_0=0, var_168_arg_1=51, var_176=8, var_19=7, var_23=6, var_27=5, var_31=4, var_35=3, var_40=2, var_45=1, var_461=0, var_465=0, var_53=0, var_532=9, var_53_arg_0=1, var_53_arg_1=2, var_96=1, var_96_arg_0=2, var_97=1, var_97_arg_0=1, var_97_arg_1=1] [L215] CALL assume_abort_if_not(constr_169_arg_0) VAL [\old(cond)=1] [L21] COND FALSE !(!cond) [L215] RET assume_abort_if_not(constr_169_arg_0) VAL [constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, constr_169_arg_0=1, init_171_arg_1=1, input_10=0, input_11=1, input_13=0, input_189=1, input_2=35, input_3=2, input_5=1, input_6=2, input_65=245, input_8=3, input_9=1, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, state_110=1, state_111=1, state_114=240, state_130=1, state_134=9, state_14=245, state_143=10, state_152=0, state_16=2, state_161=253, state_170=1, state_22=0, state_233=2, state_26=0, state_30=22, state_328=237, state_34=36, state_39=1, state_44=0, state_49=251, state_66=245, state_67=255, state_71=0, state_74=6, state_77=1, state_80=0, state_84=0, state_88=0, state_92=1, var_117=3, var_117_arg_0=3, var_124=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=9, var_137_arg_1=0, var_138=2, var_138_arg_0=3, var_139=0, var_139_arg_0=1, var_139_arg_1=2, var_140=5, var_140_arg_0=1, var_141=1, var_141_arg_0=0, var_141_arg_1=5, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=10, var_145_arg_1=0, var_146=1, var_146_arg_0=3, var_147=252, var_147_arg_0=1, var_148=0, var_148_arg_0=1, var_148_arg_1=252, var_149=1, var_149_arg_0=1, var_150=1, var_150_arg_0=0, var_150_arg_1=1, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=1, var_155_arg_0=0, var_156=0, var_156_arg_0=1, var_157=1, var_157_arg_0=1, var_157_arg_1=0, var_158=255, var_158_arg_0=1, var_159=1, var_159_arg_0=1, var_159_arg_1=255, var_162=1, var_162_arg_0=253, var_163=5, var_163_arg_0=1, var_164=0, var_164_arg_0=5, var_165=0, var_165_arg_0=0, var_166=0, var_166_arg_0=0, var_166_arg_1=0, var_167=51, var_167_arg_0=1, var_168=1, var_168_arg_0=0, var_168_arg_1=51, var_176=8, var_19=7, var_23=6, var_27=5, var_31=4, var_35=3, var_40=2, var_45=1, var_461=0, var_465=0, var_53=0, var_532=9, var_53_arg_0=1, var_53_arg_1=2, var_96=1, var_96_arg_0=2, var_97=1, var_97_arg_0=1, var_97_arg_1=1] [L216] SORT_1 var_172_arg_0 = input_10; [L217] SORT_1 var_172_arg_1 = state_170; [L218] SORT_1 var_172 = var_172_arg_0 == var_172_arg_1; [L219] SORT_1 var_173_arg_0 = var_45; [L220] SORT_1 var_173 = ~var_173_arg_0; [L221] SORT_1 var_174_arg_0 = var_172; [L222] SORT_1 var_174_arg_1 = var_173; [L223] SORT_1 var_174 = var_174_arg_0 | var_174_arg_1; [L224] var_174 = var_174 & mask_SORT_1 [L225] SORT_1 constr_175_arg_0 = var_174; VAL [constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, constr_169_arg_0=1, constr_175_arg_0=1, init_171_arg_1=1, input_10=0, input_11=1, input_13=0, input_189=1, input_2=35, input_3=2, input_5=1, input_6=2, input_65=245, input_8=3, input_9=1, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, state_110=1, state_111=1, state_114=240, state_130=1, state_134=9, state_14=245, state_143=10, state_152=0, state_16=2, state_161=253, state_170=1, state_22=0, state_233=2, state_26=0, state_30=22, state_328=237, state_34=36, state_39=1, state_44=0, state_49=251, state_66=245, state_67=255, state_71=0, state_74=6, state_77=1, state_80=0, state_84=0, state_88=0, state_92=1, var_117=3, var_117_arg_0=3, var_124=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=9, var_137_arg_1=0, var_138=2, var_138_arg_0=3, var_139=0, var_139_arg_0=1, var_139_arg_1=2, var_140=5, var_140_arg_0=1, var_141=1, var_141_arg_0=0, var_141_arg_1=5, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=10, var_145_arg_1=0, var_146=1, var_146_arg_0=3, var_147=252, var_147_arg_0=1, var_148=0, var_148_arg_0=1, var_148_arg_1=252, var_149=1, var_149_arg_0=1, var_150=1, var_150_arg_0=0, var_150_arg_1=1, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=1, var_155_arg_0=0, var_156=0, var_156_arg_0=1, var_157=1, var_157_arg_0=1, var_157_arg_1=0, var_158=255, var_158_arg_0=1, var_159=1, var_159_arg_0=1, var_159_arg_1=255, var_162=1, var_162_arg_0=253, var_163=5, var_163_arg_0=1, var_164=0, var_164_arg_0=5, var_165=0, var_165_arg_0=0, var_166=0, var_166_arg_0=0, var_166_arg_1=0, var_167=51, var_167_arg_0=1, var_168=1, var_168_arg_0=0, var_168_arg_1=51, var_172=0, var_172_arg_0=0, var_172_arg_1=1, var_173=2, var_173_arg_0=1, var_174=1, var_174_arg_0=0, var_174_arg_1=2, var_176=8, var_19=7, var_23=6, var_27=5, var_31=4, var_35=3, var_40=2, var_45=1, var_461=0, var_465=0, var_53=0, var_532=9, var_53_arg_0=1, var_53_arg_1=2, var_96=1, var_96_arg_0=2, var_97=1, var_97_arg_0=1, var_97_arg_1=1] [L226] CALL assume_abort_if_not(constr_175_arg_0) VAL [\old(cond)=1] [L21] COND FALSE !(!cond) [L226] RET assume_abort_if_not(constr_175_arg_0) VAL [constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, constr_169_arg_0=1, constr_175_arg_0=1, init_171_arg_1=1, input_10=0, input_11=1, input_13=0, input_189=1, input_2=35, input_3=2, input_5=1, input_6=2, input_65=245, input_8=3, input_9=1, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, state_110=1, state_111=1, state_114=240, state_130=1, state_134=9, state_14=245, state_143=10, state_152=0, state_16=2, state_161=253, state_170=1, state_22=0, state_233=2, state_26=0, state_30=22, state_328=237, state_34=36, state_39=1, state_44=0, state_49=251, state_66=245, state_67=255, state_71=0, state_74=6, state_77=1, state_80=0, state_84=0, state_88=0, state_92=1, var_117=3, var_117_arg_0=3, var_124=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=9, var_137_arg_1=0, var_138=2, var_138_arg_0=3, var_139=0, var_139_arg_0=1, var_139_arg_1=2, var_140=5, var_140_arg_0=1, var_141=1, var_141_arg_0=0, var_141_arg_1=5, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=10, var_145_arg_1=0, var_146=1, var_146_arg_0=3, var_147=252, var_147_arg_0=1, var_148=0, var_148_arg_0=1, var_148_arg_1=252, var_149=1, var_149_arg_0=1, var_150=1, var_150_arg_0=0, var_150_arg_1=1, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=1, var_155_arg_0=0, var_156=0, var_156_arg_0=1, var_157=1, var_157_arg_0=1, var_157_arg_1=0, var_158=255, var_158_arg_0=1, var_159=1, var_159_arg_0=1, var_159_arg_1=255, var_162=1, var_162_arg_0=253, var_163=5, var_163_arg_0=1, var_164=0, var_164_arg_0=5, var_165=0, var_165_arg_0=0, var_166=0, var_166_arg_0=0, var_166_arg_1=0, var_167=51, var_167_arg_0=1, var_168=1, var_168_arg_0=0, var_168_arg_1=51, var_172=0, var_172_arg_0=0, var_172_arg_1=1, var_173=2, var_173_arg_0=1, var_174=1, var_174_arg_0=0, var_174_arg_1=2, var_176=8, var_19=7, var_23=6, var_27=5, var_31=4, var_35=3, var_40=2, var_45=1, var_461=0, var_465=0, var_53=0, var_532=9, var_53_arg_0=1, var_53_arg_1=2, var_96=1, var_96_arg_0=2, var_97=1, var_97_arg_0=1, var_97_arg_1=1] [L227] SORT_15 var_177_arg_0 = state_134; [L228] SORT_15 var_177_arg_1 = var_176; [L229] SORT_1 var_177 = var_177_arg_0 != var_177_arg_1; [L230] SORT_1 var_178_arg_0 = var_97; [L231] SORT_1 var_178 = ~var_178_arg_0; [L232] SORT_1 var_179_arg_0 = var_177; [L233] SORT_1 var_179_arg_1 = var_178; [L234] SORT_1 var_179 = var_179_arg_0 | var_179_arg_1; [L235] SORT_1 var_180_arg_0 = var_45; [L236] SORT_1 var_180 = ~var_180_arg_0; [L237] SORT_1 var_181_arg_0 = var_179; [L238] SORT_1 var_181_arg_1 = var_180; [L239] SORT_1 var_181 = var_181_arg_0 | var_181_arg_1; [L240] var_181 = var_181 & mask_SORT_1 [L241] SORT_1 constr_182_arg_0 = var_181; VAL [constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, constr_169_arg_0=1, constr_175_arg_0=1, constr_182_arg_0=1, init_171_arg_1=1, input_10=0, input_11=1, input_13=0, input_189=1, input_2=35, input_3=2, input_5=1, input_6=2, input_65=245, input_8=3, input_9=1, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, state_110=1, state_111=1, state_114=240, state_130=1, state_134=9, state_14=245, state_143=10, state_152=0, state_16=2, state_161=253, state_170=1, state_22=0, state_233=2, state_26=0, state_30=22, state_328=237, state_34=36, state_39=1, state_44=0, state_49=251, state_66=245, state_67=255, state_71=0, state_74=6, state_77=1, state_80=0, state_84=0, state_88=0, state_92=1, var_117=3, var_117_arg_0=3, var_124=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=9, var_137_arg_1=0, var_138=2, var_138_arg_0=3, var_139=0, var_139_arg_0=1, var_139_arg_1=2, var_140=5, var_140_arg_0=1, var_141=1, var_141_arg_0=0, var_141_arg_1=5, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=10, var_145_arg_1=0, var_146=1, var_146_arg_0=3, var_147=252, var_147_arg_0=1, var_148=0, var_148_arg_0=1, var_148_arg_1=252, var_149=1, var_149_arg_0=1, var_150=1, var_150_arg_0=0, var_150_arg_1=1, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=1, var_155_arg_0=0, var_156=0, var_156_arg_0=1, var_157=1, var_157_arg_0=1, var_157_arg_1=0, var_158=255, var_158_arg_0=1, var_159=1, var_159_arg_0=1, var_159_arg_1=255, var_162=1, var_162_arg_0=253, var_163=5, var_163_arg_0=1, var_164=0, var_164_arg_0=5, var_165=0, var_165_arg_0=0, var_166=0, var_166_arg_0=0, var_166_arg_1=0, var_167=51, var_167_arg_0=1, var_168=1, var_168_arg_0=0, var_168_arg_1=51, var_172=0, var_172_arg_0=0, var_172_arg_1=1, var_173=2, var_173_arg_0=1, var_174=1, var_174_arg_0=0, var_174_arg_1=2, var_176=8, var_177=1, var_177_arg_0=9, var_177_arg_1=8, var_178=11, var_178_arg_0=1, var_179=0, var_179_arg_0=1, var_179_arg_1=11, var_180=19, var_180_arg_0=1, var_181=1, var_181_arg_0=0, var_181_arg_1=19, var_19=7, var_23=6, var_27=5, var_31=4, var_35=3, var_40=2, var_45=1, var_461=0, var_465=0, var_53=0, var_532=9, var_53_arg_0=1, var_53_arg_1=2, var_96=1, var_96_arg_0=2, var_97=1, var_97_arg_0=1, var_97_arg_1=1] [L242] CALL assume_abort_if_not(constr_182_arg_0) VAL [\old(cond)=1] [L21] COND FALSE !(!cond) [L242] RET assume_abort_if_not(constr_182_arg_0) VAL [constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, constr_169_arg_0=1, constr_175_arg_0=1, constr_182_arg_0=1, init_171_arg_1=1, input_10=0, input_11=1, input_13=0, input_189=1, input_2=35, input_3=2, input_5=1, input_6=2, input_65=245, input_8=3, input_9=1, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, state_110=1, state_111=1, state_114=240, state_130=1, state_134=9, state_14=245, state_143=10, state_152=0, state_16=2, state_161=253, state_170=1, state_22=0, state_233=2, state_26=0, state_30=22, state_328=237, state_34=36, state_39=1, state_44=0, state_49=251, state_66=245, state_67=255, state_71=0, state_74=6, state_77=1, state_80=0, state_84=0, state_88=0, state_92=1, var_117=3, var_117_arg_0=3, var_124=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=9, var_137_arg_1=0, var_138=2, var_138_arg_0=3, var_139=0, var_139_arg_0=1, var_139_arg_1=2, var_140=5, var_140_arg_0=1, var_141=1, var_141_arg_0=0, var_141_arg_1=5, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=10, var_145_arg_1=0, var_146=1, var_146_arg_0=3, var_147=252, var_147_arg_0=1, var_148=0, var_148_arg_0=1, var_148_arg_1=252, var_149=1, var_149_arg_0=1, var_150=1, var_150_arg_0=0, var_150_arg_1=1, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=1, var_155_arg_0=0, var_156=0, var_156_arg_0=1, var_157=1, var_157_arg_0=1, var_157_arg_1=0, var_158=255, var_158_arg_0=1, var_159=1, var_159_arg_0=1, var_159_arg_1=255, var_162=1, var_162_arg_0=253, var_163=5, var_163_arg_0=1, var_164=0, var_164_arg_0=5, var_165=0, var_165_arg_0=0, var_166=0, var_166_arg_0=0, var_166_arg_1=0, var_167=51, var_167_arg_0=1, var_168=1, var_168_arg_0=0, var_168_arg_1=51, var_172=0, var_172_arg_0=0, var_172_arg_1=1, var_173=2, var_173_arg_0=1, var_174=1, var_174_arg_0=0, var_174_arg_1=2, var_176=8, var_177=1, var_177_arg_0=9, var_177_arg_1=8, var_178=11, var_178_arg_0=1, var_179=0, var_179_arg_0=1, var_179_arg_1=11, var_180=19, var_180_arg_0=1, var_181=1, var_181_arg_0=0, var_181_arg_1=19, var_19=7, var_23=6, var_27=5, var_31=4, var_35=3, var_40=2, var_45=1, var_461=0, var_465=0, var_53=0, var_532=9, var_53_arg_0=1, var_53_arg_1=2, var_96=1, var_96_arg_0=2, var_97=1, var_97_arg_0=1, var_97_arg_1=1] [L243] SORT_15 var_183_arg_0 = state_143; [L244] SORT_15 var_183_arg_1 = var_176; [L245] SORT_1 var_183 = var_183_arg_0 != var_183_arg_1; [L246] SORT_1 var_184_arg_0 = var_53; [L247] SORT_1 var_184 = ~var_184_arg_0; [L248] SORT_1 var_185_arg_0 = var_183; [L249] SORT_1 var_185_arg_1 = var_184; [L250] SORT_1 var_185 = var_185_arg_0 | var_185_arg_1; [L251] SORT_1 var_186_arg_0 = var_45; [L252] SORT_1 var_186 = ~var_186_arg_0; [L253] SORT_1 var_187_arg_0 = var_185; [L254] SORT_1 var_187_arg_1 = var_186; [L255] SORT_1 var_187 = var_187_arg_0 | var_187_arg_1; [L256] var_187 = var_187 & mask_SORT_1 [L257] SORT_1 constr_188_arg_0 = var_187; VAL [constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, constr_169_arg_0=1, constr_175_arg_0=1, constr_182_arg_0=1, constr_188_arg_0=1, init_171_arg_1=1, input_10=0, input_11=1, input_13=0, input_189=1, input_2=35, input_3=2, input_5=1, input_6=2, input_65=245, input_8=3, input_9=1, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, state_110=1, state_111=1, state_114=240, state_130=1, state_134=9, state_14=245, state_143=10, state_152=0, state_16=2, state_161=253, state_170=1, state_22=0, state_233=2, state_26=0, state_30=22, state_328=237, state_34=36, state_39=1, state_44=0, state_49=251, state_66=245, state_67=255, state_71=0, state_74=6, state_77=1, state_80=0, state_84=0, state_88=0, state_92=1, var_117=3, var_117_arg_0=3, var_124=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=9, var_137_arg_1=0, var_138=2, var_138_arg_0=3, var_139=0, var_139_arg_0=1, var_139_arg_1=2, var_140=5, var_140_arg_0=1, var_141=1, var_141_arg_0=0, var_141_arg_1=5, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=10, var_145_arg_1=0, var_146=1, var_146_arg_0=3, var_147=252, var_147_arg_0=1, var_148=0, var_148_arg_0=1, var_148_arg_1=252, var_149=1, var_149_arg_0=1, var_150=1, var_150_arg_0=0, var_150_arg_1=1, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=1, var_155_arg_0=0, var_156=0, var_156_arg_0=1, var_157=1, var_157_arg_0=1, var_157_arg_1=0, var_158=255, var_158_arg_0=1, var_159=1, var_159_arg_0=1, var_159_arg_1=255, var_162=1, var_162_arg_0=253, var_163=5, var_163_arg_0=1, var_164=0, var_164_arg_0=5, var_165=0, var_165_arg_0=0, var_166=0, var_166_arg_0=0, var_166_arg_1=0, var_167=51, var_167_arg_0=1, var_168=1, var_168_arg_0=0, var_168_arg_1=51, var_172=0, var_172_arg_0=0, var_172_arg_1=1, var_173=2, var_173_arg_0=1, var_174=1, var_174_arg_0=0, var_174_arg_1=2, var_176=8, var_177=1, var_177_arg_0=9, var_177_arg_1=8, var_178=11, var_178_arg_0=1, var_179=0, var_179_arg_0=1, var_179_arg_1=11, var_180=19, var_180_arg_0=1, var_181=1, var_181_arg_0=0, var_181_arg_1=19, var_183=1, var_183_arg_0=10, var_183_arg_1=8, var_184=1, var_184_arg_0=0, var_185=1, var_185_arg_0=1, var_185_arg_1=1, var_186=21, var_186_arg_0=1, var_187=1, var_187_arg_0=1, var_187_arg_1=21, var_19=7, var_23=6, var_27=5, var_31=4, var_35=3, var_40=2, var_45=1, var_461=0, var_465=0, var_53=0, var_532=9, var_53_arg_0=1, var_53_arg_1=2, var_96=1, var_96_arg_0=2, var_97=1, var_97_arg_0=1, var_97_arg_1=1] [L258] CALL assume_abort_if_not(constr_188_arg_0) VAL [\old(cond)=1] [L21] COND FALSE !(!cond) [L258] RET assume_abort_if_not(constr_188_arg_0) VAL [constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, constr_169_arg_0=1, constr_175_arg_0=1, constr_182_arg_0=1, constr_188_arg_0=1, init_171_arg_1=1, input_10=0, input_11=1, input_13=0, input_189=1, input_2=35, input_3=2, input_5=1, input_6=2, input_65=245, input_8=3, input_9=1, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, state_110=1, state_111=1, state_114=240, state_130=1, state_134=9, state_14=245, state_143=10, state_152=0, state_16=2, state_161=253, state_170=1, state_22=0, state_233=2, state_26=0, state_30=22, state_328=237, state_34=36, state_39=1, state_44=0, state_49=251, state_66=245, state_67=255, state_71=0, state_74=6, state_77=1, state_80=0, state_84=0, state_88=0, state_92=1, var_117=3, var_117_arg_0=3, var_124=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=9, var_137_arg_1=0, var_138=2, var_138_arg_0=3, var_139=0, var_139_arg_0=1, var_139_arg_1=2, var_140=5, var_140_arg_0=1, var_141=1, var_141_arg_0=0, var_141_arg_1=5, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=10, var_145_arg_1=0, var_146=1, var_146_arg_0=3, var_147=252, var_147_arg_0=1, var_148=0, var_148_arg_0=1, var_148_arg_1=252, var_149=1, var_149_arg_0=1, var_150=1, var_150_arg_0=0, var_150_arg_1=1, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=1, var_155_arg_0=0, var_156=0, var_156_arg_0=1, var_157=1, var_157_arg_0=1, var_157_arg_1=0, var_158=255, var_158_arg_0=1, var_159=1, var_159_arg_0=1, var_159_arg_1=255, var_162=1, var_162_arg_0=253, var_163=5, var_163_arg_0=1, var_164=0, var_164_arg_0=5, var_165=0, var_165_arg_0=0, var_166=0, var_166_arg_0=0, var_166_arg_1=0, var_167=51, var_167_arg_0=1, var_168=1, var_168_arg_0=0, var_168_arg_1=51, var_172=0, var_172_arg_0=0, var_172_arg_1=1, var_173=2, var_173_arg_0=1, var_174=1, var_174_arg_0=0, var_174_arg_1=2, var_176=8, var_177=1, var_177_arg_0=9, var_177_arg_1=8, var_178=11, var_178_arg_0=1, var_179=0, var_179_arg_0=1, var_179_arg_1=11, var_180=19, var_180_arg_0=1, var_181=1, var_181_arg_0=0, var_181_arg_1=19, var_183=1, var_183_arg_0=10, var_183_arg_1=8, var_184=1, var_184_arg_0=0, var_185=1, var_185_arg_0=1, var_185_arg_1=1, var_186=21, var_186_arg_0=1, var_187=1, var_187_arg_0=1, var_187_arg_1=21, var_19=7, var_23=6, var_27=5, var_31=4, var_35=3, var_40=2, var_45=1, var_461=0, var_465=0, var_53=0, var_532=9, var_53_arg_0=1, var_53_arg_1=2, var_96=1, var_96_arg_0=2, var_97=1, var_97_arg_0=1, var_97_arg_1=1] [L260] SORT_1 var_191_arg_0 = state_170; [L261] SORT_1 var_191_arg_1 = var_135; [L262] SORT_1 var_191_arg_2 = var_45; [L263] EXPR var_191_arg_0 ? var_191_arg_1 : var_191_arg_2 [L263] SORT_1 var_191 = var_191_arg_0 ? var_191_arg_1 : var_191_arg_2; [L264] SORT_1 var_112_arg_0 = state_111; [L265] SORT_1 var_112 = ~var_112_arg_0; [L266] SORT_1 var_113_arg_0 = state_110; [L267] SORT_1 var_113_arg_1 = var_112; [L268] SORT_1 var_113 = var_113_arg_0 & var_113_arg_1; [L269] SORT_57 var_115_arg_0 = state_114; [L270] SORT_1 var_115 = var_115_arg_0 != 0; [L271] SORT_1 var_116_arg_0 = var_113; [L272] SORT_1 var_116_arg_1 = var_115; [L273] SORT_1 var_116 = var_116_arg_0 & var_116_arg_1; [L274] SORT_1 var_118_arg_0 = state_110; [L275] SORT_1 var_118 = ~var_118_arg_0; [L276] SORT_1 var_119_arg_0 = var_117; [L277] SORT_1 var_119_arg_1 = var_118; [L278] SORT_1 var_119 = var_119_arg_0 & var_119_arg_1; [L279] SORT_1 var_120_arg_0 = var_119; [L280] var_120_arg_0 = var_120_arg_0 & mask_SORT_1 [L281] SORT_57 var_120 = var_120_arg_0; [L282] SORT_57 var_121_arg_0 = state_114; [L283] SORT_57 var_121_arg_1 = var_120; [L284] SORT_57 var_121 = var_121_arg_0 + var_121_arg_1; [L285] SORT_1 var_122_arg_0 = var_97; [L286] var_122_arg_0 = var_122_arg_0 & mask_SORT_1 [L287] SORT_57 var_122 = var_122_arg_0; [L288] SORT_57 var_123_arg_0 = var_121; [L289] SORT_57 var_123_arg_1 = var_122; [L290] SORT_57 var_123 = var_123_arg_0 - var_123_arg_1; [L291] SORT_1 var_125_arg_0 = input_10; [L292] SORT_57 var_125_arg_1 = var_124; [L293] SORT_57 var_125_arg_2 = var_123; [L294] EXPR var_125_arg_0 ? var_125_arg_1 : var_125_arg_2 [L294] SORT_57 var_125 = var_125_arg_0 ? var_125_arg_1 : var_125_arg_2; [L295] var_125 = var_125 & mask_SORT_57 [L296] SORT_57 var_126_arg_0 = var_125; [L297] SORT_1 var_126 = var_126_arg_0 != 0; [L298] SORT_1 var_127_arg_0 = var_126; [L299] SORT_1 var_127 = ~var_127_arg_0; [L300] SORT_1 var_128_arg_0 = var_116; [L301] SORT_1 var_128_arg_1 = var_127; [L302] SORT_1 var_128 = var_128_arg_0 & var_128_arg_1; [L303] SORT_1 var_129_arg_0 = var_128; [L304] SORT_1 var_129 = ~var_129_arg_0; [L305] SORT_15 var_18_arg_0 = state_16; [L306] SORT_17 var_18 = var_18_arg_0 >> 0; [L307] var_18 = var_18 & mask_SORT_17 [L308] SORT_17 var_50_arg_0 = var_18; [L309] SORT_1 var_50 = var_50_arg_0 != 0; [L310] SORT_1 var_51_arg_0 = var_50; [L311] SORT_1 var_51 = ~var_51_arg_0; [L312] var_51 = var_51 & mask_SORT_1 [L313] SORT_1 var_46_arg_0 = var_45; [L314] var_46_arg_0 = var_46_arg_0 & mask_SORT_1 [L315] SORT_17 var_46 = var_46_arg_0; [L316] SORT_17 var_47_arg_0 = var_18; [L317] SORT_17 var_47_arg_1 = var_46; [L318] SORT_1 var_47 = var_47_arg_0 == var_47_arg_1; [L319] SORT_7 var_41_arg_0 = var_40; [L320] var_41_arg_0 = var_41_arg_0 & mask_SORT_7 [L321] SORT_17 var_41 = var_41_arg_0; [L322] SORT_17 var_42_arg_0 = var_18; [L323] SORT_17 var_42_arg_1 = var_41; [L324] SORT_1 var_42 = var_42_arg_0 == var_42_arg_1; [L325] SORT_7 var_36_arg_0 = var_35; [L326] var_36_arg_0 = var_36_arg_0 & mask_SORT_7 [L327] SORT_17 var_36 = var_36_arg_0; [L328] SORT_17 var_37_arg_0 = var_18; [L329] SORT_17 var_37_arg_1 = var_36; [L330] SORT_1 var_37 = var_37_arg_0 == var_37_arg_1; [L331] SORT_17 var_32_arg_0 = var_18; [L332] SORT_17 var_32_arg_1 = var_31; [L333] SORT_1 var_32 = var_32_arg_0 == var_32_arg_1; [L334] SORT_17 var_28_arg_0 = var_18; [L335] SORT_17 var_28_arg_1 = var_27; [L336] SORT_1 var_28 = var_28_arg_0 == var_28_arg_1; [L337] SORT_17 var_24_arg_0 = var_18; [L338] SORT_17 var_24_arg_1 = var_23; [L339] SORT_1 var_24 = var_24_arg_0 == var_24_arg_1; [L340] SORT_17 var_20_arg_0 = var_18; [L341] SORT_17 var_20_arg_1 = var_19; [L342] SORT_1 var_20 = var_20_arg_0 == var_20_arg_1; [L343] SORT_1 var_21_arg_0 = var_20; [L344] SORT_12 var_21_arg_1 = state_14; [L345] SORT_12 var_21_arg_2 = input_13; [L346] EXPR var_21_arg_0 ? var_21_arg_1 : var_21_arg_2 [L346] SORT_12 var_21 = var_21_arg_0 ? var_21_arg_1 : var_21_arg_2; [L347] SORT_1 var_25_arg_0 = var_24; [L348] SORT_12 var_25_arg_1 = state_22; [L349] SORT_12 var_25_arg_2 = var_21; [L350] EXPR var_25_arg_0 ? var_25_arg_1 : var_25_arg_2 [L350] SORT_12 var_25 = var_25_arg_0 ? var_25_arg_1 : var_25_arg_2; [L351] SORT_1 var_29_arg_0 = var_28; [L352] SORT_12 var_29_arg_1 = state_26; [L353] SORT_12 var_29_arg_2 = var_25; [L354] EXPR var_29_arg_0 ? var_29_arg_1 : var_29_arg_2 [L354] SORT_12 var_29 = var_29_arg_0 ? var_29_arg_1 : var_29_arg_2; [L355] SORT_1 var_33_arg_0 = var_32; [L356] SORT_12 var_33_arg_1 = state_30; [L357] SORT_12 var_33_arg_2 = var_29; [L358] EXPR var_33_arg_0 ? var_33_arg_1 : var_33_arg_2 [L358] SORT_12 var_33 = var_33_arg_0 ? var_33_arg_1 : var_33_arg_2; [L359] SORT_1 var_38_arg_0 = var_37; [L360] SORT_12 var_38_arg_1 = state_34; [L361] SORT_12 var_38_arg_2 = var_33; [L362] EXPR var_38_arg_0 ? var_38_arg_1 : var_38_arg_2 [L362] SORT_12 var_38 = var_38_arg_0 ? var_38_arg_1 : var_38_arg_2; [L363] SORT_1 var_43_arg_0 = var_42; [L364] SORT_12 var_43_arg_1 = state_39; [L365] SORT_12 var_43_arg_2 = var_38; [L366] EXPR var_43_arg_0 ? var_43_arg_1 : var_43_arg_2 [L366] SORT_12 var_43 = var_43_arg_0 ? var_43_arg_1 : var_43_arg_2; [L367] SORT_1 var_48_arg_0 = var_47; [L368] SORT_12 var_48_arg_1 = state_44; [L369] SORT_12 var_48_arg_2 = var_43; [L370] EXPR var_48_arg_0 ? var_48_arg_1 : var_48_arg_2 [L370] SORT_12 var_48 = var_48_arg_0 ? var_48_arg_1 : var_48_arg_2; [L371] SORT_1 var_52_arg_0 = var_51; [L372] SORT_12 var_52_arg_1 = state_49; [L373] SORT_12 var_52_arg_2 = var_48; [L374] EXPR var_52_arg_0 ? var_52_arg_1 : var_52_arg_2 [L374] SORT_12 var_52 = var_52_arg_0 ? var_52_arg_1 : var_52_arg_2; [L375] SORT_1 var_54_arg_0 = var_53; [L376] SORT_1 var_54_arg_1 = var_53; [L377] SORT_7 var_54 = ((SORT_7)var_54_arg_0 << 1) | var_54_arg_1; [L378] var_54 = var_54 & mask_SORT_7 [L379] SORT_1 var_55_arg_0 = var_53; [L380] SORT_7 var_55_arg_1 = var_54; [L381] SORT_17 var_55 = ((SORT_17)var_55_arg_0 << 2) | var_55_arg_1; [L382] var_55 = var_55 & mask_SORT_17 [L383] SORT_1 var_56_arg_0 = var_53; [L384] SORT_17 var_56_arg_1 = var_55; [L385] SORT_15 var_56 = ((SORT_15)var_56_arg_0 << 3) | var_56_arg_1; [L386] var_56 = var_56 & mask_SORT_15 [L387] SORT_1 var_58_arg_0 = var_53; [L388] SORT_15 var_58_arg_1 = var_56; [L389] SORT_57 var_58 = ((SORT_57)var_58_arg_0 << 4) | var_58_arg_1; [L390] var_58 = var_58 & mask_SORT_57 [L391] SORT_1 var_60_arg_0 = var_53; [L392] SORT_57 var_60_arg_1 = var_58; [L393] SORT_59 var_60 = ((SORT_59)var_60_arg_0 << 5) | var_60_arg_1; [L394] var_60 = var_60 & mask_SORT_59 [L395] SORT_1 var_62_arg_0 = var_53; [L396] SORT_59 var_62_arg_1 = var_60; [L397] SORT_61 var_62 = ((SORT_61)var_62_arg_0 << 6) | var_62_arg_1; [L398] var_62 = var_62 & mask_SORT_61 [L399] SORT_1 var_63_arg_0 = var_53; [L400] SORT_61 var_63_arg_1 = var_62; [L401] SORT_12 var_63 = ((SORT_12)var_63_arg_0 << 7) | var_63_arg_1; [L402] SORT_12 var_64_arg_0 = var_52; [L403] SORT_12 var_64_arg_1 = var_63; [L404] SORT_12 var_64 = var_64_arg_0 & var_64_arg_1; [L405] SORT_15 var_68_arg_0 = state_67; [L406] SORT_17 var_68 = var_68_arg_0 >> 0; [L407] var_68 = var_68 & mask_SORT_17 [L408] SORT_17 var_93_arg_0 = var_68; [L409] SORT_1 var_93 = var_93_arg_0 != 0; [L410] SORT_1 var_94_arg_0 = var_93; [L411] SORT_1 var_94 = ~var_94_arg_0; [L412] var_94 = var_94 & mask_SORT_1 [L413] SORT_1 var_89_arg_0 = var_45; [L414] var_89_arg_0 = var_89_arg_0 & mask_SORT_1 [L415] SORT_17 var_89 = var_89_arg_0; [L416] SORT_17 var_90_arg_0 = var_68; [L417] SORT_17 var_90_arg_1 = var_89; [L418] SORT_1 var_90 = var_90_arg_0 == var_90_arg_1; [L419] SORT_7 var_85_arg_0 = var_40; [L420] var_85_arg_0 = var_85_arg_0 & mask_SORT_7 [L421] SORT_17 var_85 = var_85_arg_0; [L422] SORT_17 var_86_arg_0 = var_68; [L423] SORT_17 var_86_arg_1 = var_85; [L424] SORT_1 var_86 = var_86_arg_0 == var_86_arg_1; [L425] SORT_7 var_81_arg_0 = var_35; [L426] var_81_arg_0 = var_81_arg_0 & mask_SORT_7 [L427] SORT_17 var_81 = var_81_arg_0; [L428] SORT_17 var_82_arg_0 = var_68; [L429] SORT_17 var_82_arg_1 = var_81; [L430] SORT_1 var_82 = var_82_arg_0 == var_82_arg_1; [L431] SORT_17 var_78_arg_0 = var_68; [L432] SORT_17 var_78_arg_1 = var_31; [L433] SORT_1 var_78 = var_78_arg_0 == var_78_arg_1; [L434] SORT_17 var_75_arg_0 = var_68; [L435] SORT_17 var_75_arg_1 = var_27; [L436] SORT_1 var_75 = var_75_arg_0 == var_75_arg_1; [L437] SORT_17 var_72_arg_0 = var_68; [L438] SORT_17 var_72_arg_1 = var_23; [L439] SORT_1 var_72 = var_72_arg_0 == var_72_arg_1; [L440] SORT_17 var_69_arg_0 = var_68; [L441] SORT_17 var_69_arg_1 = var_19; [L442] SORT_1 var_69 = var_69_arg_0 == var_69_arg_1; [L443] SORT_1 var_70_arg_0 = var_69; [L444] SORT_12 var_70_arg_1 = state_66; [L445] SORT_12 var_70_arg_2 = input_65; [L446] EXPR var_70_arg_0 ? var_70_arg_1 : var_70_arg_2 [L446] SORT_12 var_70 = var_70_arg_0 ? var_70_arg_1 : var_70_arg_2; [L447] SORT_1 var_73_arg_0 = var_72; [L448] SORT_12 var_73_arg_1 = state_71; [L449] SORT_12 var_73_arg_2 = var_70; [L450] EXPR var_73_arg_0 ? var_73_arg_1 : var_73_arg_2 [L450] SORT_12 var_73 = var_73_arg_0 ? var_73_arg_1 : var_73_arg_2; [L451] SORT_1 var_76_arg_0 = var_75; [L452] SORT_12 var_76_arg_1 = state_74; [L453] SORT_12 var_76_arg_2 = var_73; [L454] EXPR var_76_arg_0 ? var_76_arg_1 : var_76_arg_2 [L454] SORT_12 var_76 = var_76_arg_0 ? var_76_arg_1 : var_76_arg_2; [L455] SORT_1 var_79_arg_0 = var_78; [L456] SORT_12 var_79_arg_1 = state_77; [L457] SORT_12 var_79_arg_2 = var_76; [L458] EXPR var_79_arg_0 ? var_79_arg_1 : var_79_arg_2 [L458] SORT_12 var_79 = var_79_arg_0 ? var_79_arg_1 : var_79_arg_2; [L459] SORT_1 var_83_arg_0 = var_82; [L460] SORT_12 var_83_arg_1 = state_80; [L461] SORT_12 var_83_arg_2 = var_79; [L462] EXPR var_83_arg_0 ? var_83_arg_1 : var_83_arg_2 [L462] SORT_12 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L463] SORT_1 var_87_arg_0 = var_86; [L464] SORT_12 var_87_arg_1 = state_84; [L465] SORT_12 var_87_arg_2 = var_83; [L466] EXPR var_87_arg_0 ? var_87_arg_1 : var_87_arg_2 [L466] SORT_12 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L467] SORT_1 var_91_arg_0 = var_90; [L468] SORT_12 var_91_arg_1 = state_88; [L469] SORT_12 var_91_arg_2 = var_87; [L470] EXPR var_91_arg_0 ? var_91_arg_1 : var_91_arg_2 [L470] SORT_12 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L471] SORT_1 var_95_arg_0 = var_94; [L472] SORT_12 var_95_arg_1 = state_92; [L473] SORT_12 var_95_arg_2 = var_91; [L474] EXPR var_95_arg_0 ? var_95_arg_1 : var_95_arg_2 [L474] SORT_12 var_95 = var_95_arg_0 ? var_95_arg_1 : var_95_arg_2; [L475] var_95 = var_95 & mask_SORT_12 [L476] SORT_1 var_98_arg_0 = var_97; [L477] SORT_1 var_98_arg_1 = var_97; [L478] SORT_7 var_98 = ((SORT_7)var_98_arg_0 << 1) | var_98_arg_1; [L479] var_98 = var_98 & mask_SORT_7 [L480] SORT_1 var_99_arg_0 = var_97; [L481] SORT_7 var_99_arg_1 = var_98; [L482] SORT_17 var_99 = ((SORT_17)var_99_arg_0 << 2) | var_99_arg_1; [L483] var_99 = var_99 & mask_SORT_17 [L484] SORT_1 var_100_arg_0 = var_97; [L485] SORT_17 var_100_arg_1 = var_99; [L486] SORT_15 var_100 = ((SORT_15)var_100_arg_0 << 3) | var_100_arg_1; [L487] var_100 = var_100 & mask_SORT_15 [L488] SORT_1 var_101_arg_0 = var_97; [L489] SORT_15 var_101_arg_1 = var_100; [L490] SORT_57 var_101 = ((SORT_57)var_101_arg_0 << 4) | var_101_arg_1; [L491] var_101 = var_101 & mask_SORT_57 [L492] SORT_1 var_102_arg_0 = var_97; [L493] SORT_57 var_102_arg_1 = var_101; [L494] SORT_59 var_102 = ((SORT_59)var_102_arg_0 << 5) | var_102_arg_1; [L495] var_102 = var_102 & mask_SORT_59 [L496] SORT_1 var_103_arg_0 = var_97; [L497] SORT_59 var_103_arg_1 = var_102; [L498] SORT_61 var_103 = ((SORT_61)var_103_arg_0 << 6) | var_103_arg_1; [L499] var_103 = var_103 & mask_SORT_61 [L500] SORT_1 var_104_arg_0 = var_97; [L501] SORT_61 var_104_arg_1 = var_103; [L502] SORT_12 var_104 = ((SORT_12)var_104_arg_0 << 7) | var_104_arg_1; [L503] SORT_12 var_105_arg_0 = var_95; [L504] SORT_12 var_105_arg_1 = var_104; [L505] SORT_12 var_105 = var_105_arg_0 & var_105_arg_1; [L506] SORT_12 var_106_arg_0 = var_64; [L507] SORT_12 var_106_arg_1 = var_105; [L508] SORT_12 var_106 = var_106_arg_0 | var_106_arg_1; [L509] var_106 = var_106 & mask_SORT_12 [L510] SORT_12 var_131_arg_0 = state_130; [L511] SORT_12 var_131_arg_1 = var_106; [L512] SORT_1 var_131 = var_131_arg_0 == var_131_arg_1; [L513] SORT_1 var_132_arg_0 = var_129; [L514] SORT_1 var_132_arg_1 = var_131; [L515] SORT_1 var_132 = var_132_arg_0 | var_132_arg_1; [L516] SORT_1 var_190_arg_0 = state_170; [L517] SORT_1 var_190_arg_1 = input_189; [L518] SORT_1 var_190_arg_2 = var_132; [L519] EXPR var_190_arg_0 ? var_190_arg_1 : var_190_arg_2 [L519] SORT_1 var_190 = var_190_arg_0 ? var_190_arg_1 : var_190_arg_2; [L520] SORT_1 var_192_arg_0 = var_190; [L521] SORT_1 var_192 = ~var_192_arg_0; [L522] SORT_1 var_193_arg_0 = var_191; [L523] SORT_1 var_193_arg_1 = var_192; [L524] SORT_1 var_193 = var_193_arg_0 & var_193_arg_1; [L525] var_193 = var_193 & mask_SORT_1 [L526] SORT_1 bad_194_arg_0 = var_193; [L527] CALL __VERIFIER_assert(!(bad_194_arg_0)) [L20] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L527] RET __VERIFIER_assert(!(bad_194_arg_0)) [L529] SORT_15 var_329_arg_0 = state_328; [L530] SORT_17 var_329 = var_329_arg_0 >> 0; [L531] var_329 = var_329 & mask_SORT_17 [L532] SORT_17 var_376_arg_0 = var_329; [L533] SORT_17 var_376_arg_1 = var_19; [L534] SORT_1 var_376 = var_376_arg_0 == var_376_arg_1; [L535] SORT_1 var_377_arg_0 = var_146; [L536] SORT_1 var_377_arg_1 = var_376; [L537] SORT_1 var_377 = var_377_arg_0 & var_377_arg_1; [L538] var_377 = var_377 & mask_SORT_1 [L539] SORT_1 var_199_arg_0 = input_2; [L540] var_199_arg_0 = var_199_arg_0 & mask_SORT_1 [L541] SORT_12 var_199 = var_199_arg_0; [L542] SORT_4 var_200_arg_0 = input_5; [L543] SORT_12 var_200 = var_200_arg_0 >> 8; [L544] SORT_12 var_201_arg_0 = var_199; [L545] SORT_12 var_201_arg_1 = var_200; [L546] SORT_12 var_201 = var_201_arg_0 & var_201_arg_1; [L547] SORT_1 var_460_arg_0 = var_377; [L548] SORT_12 var_460_arg_1 = var_201; [L549] SORT_12 var_460_arg_2 = state_14; [L550] EXPR var_460_arg_0 ? var_460_arg_1 : var_460_arg_2 [L550] SORT_12 var_460 = var_460_arg_0 ? var_460_arg_1 : var_460_arg_2; [L551] SORT_1 var_462_arg_0 = input_10; [L552] SORT_12 var_462_arg_1 = var_461; [L553] SORT_12 var_462_arg_2 = var_460; [L554] EXPR var_462_arg_0 ? var_462_arg_1 : var_462_arg_2 [L554] SORT_12 var_462 = var_462_arg_0 ? var_462_arg_1 : var_462_arg_2; [L555] SORT_12 next_463_arg_1 = var_462; [L556] SORT_1 var_312_arg_0 = var_146; [L557] SORT_1 var_312_arg_1 = var_53; [L558] SORT_1 var_312 = var_312_arg_0 | var_312_arg_1; [L559] SORT_1 var_313_arg_0 = var_312; [L560] SORT_1 var_313_arg_1 = input_10; [L561] SORT_1 var_313 = var_313_arg_0 | var_313_arg_1; [L562] var_313 = var_313 & mask_SORT_1 [L563] SORT_1 var_380_arg_0 = var_53; [L564] var_380_arg_0 = var_380_arg_0 & mask_SORT_1 [L565] SORT_15 var_380 = var_380_arg_0; [L566] SORT_15 var_381_arg_0 = state_16; [L567] SORT_15 var_381_arg_1 = var_380; [L568] SORT_15 var_381 = var_381_arg_0 + var_381_arg_1; [L569] SORT_1 var_464_arg_0 = var_313; [L570] SORT_15 var_464_arg_1 = var_381; [L571] SORT_15 var_464_arg_2 = state_16; [L572] EXPR var_464_arg_0 ? var_464_arg_1 : var_464_arg_2 [L572] SORT_15 var_464 = var_464_arg_0 ? var_464_arg_1 : var_464_arg_2; [L573] SORT_1 var_466_arg_0 = input_10; [L574] SORT_15 var_466_arg_1 = var_465; [L575] SORT_15 var_466_arg_2 = var_464; [L576] EXPR var_466_arg_0 ? var_466_arg_1 : var_466_arg_2 [L576] SORT_15 var_466 = var_466_arg_0 ? var_466_arg_1 : var_466_arg_2; [L577] SORT_15 next_467_arg_1 = var_466; [L578] SORT_17 var_370_arg_0 = var_329; [L579] SORT_17 var_370_arg_1 = var_23; [L580] SORT_1 var_370 = var_370_arg_0 == var_370_arg_1; [L581] SORT_1 var_371_arg_0 = var_146; [L582] SORT_1 var_371_arg_1 = var_370; [L583] SORT_1 var_371 = var_371_arg_0 & var_371_arg_1; [L584] var_371 = var_371 & mask_SORT_1 [L585] SORT_1 var_468_arg_0 = var_371; [L586] SORT_12 var_468_arg_1 = var_201; [L587] SORT_12 var_468_arg_2 = state_22; [L588] EXPR var_468_arg_0 ? var_468_arg_1 : var_468_arg_2 [L588] SORT_12 var_468 = var_468_arg_0 ? var_468_arg_1 : var_468_arg_2; [L589] SORT_1 var_469_arg_0 = input_10; [L590] SORT_12 var_469_arg_1 = var_461; [L591] SORT_12 var_469_arg_2 = var_468; [L592] EXPR var_469_arg_0 ? var_469_arg_1 : var_469_arg_2 [L592] SORT_12 var_469 = var_469_arg_0 ? var_469_arg_1 : var_469_arg_2; [L593] SORT_12 next_470_arg_1 = var_469; [L594] SORT_17 var_364_arg_0 = var_329; [L595] SORT_17 var_364_arg_1 = var_27; [L596] SORT_1 var_364 = var_364_arg_0 == var_364_arg_1; [L597] SORT_1 var_365_arg_0 = var_146; [L598] SORT_1 var_365_arg_1 = var_364; [L599] SORT_1 var_365 = var_365_arg_0 & var_365_arg_1; [L600] var_365 = var_365 & mask_SORT_1 [L601] SORT_1 var_471_arg_0 = var_365; [L602] SORT_12 var_471_arg_1 = var_201; [L603] SORT_12 var_471_arg_2 = state_26; [L604] EXPR var_471_arg_0 ? var_471_arg_1 : var_471_arg_2 [L604] SORT_12 var_471 = var_471_arg_0 ? var_471_arg_1 : var_471_arg_2; [L605] SORT_1 var_472_arg_0 = input_10; [L606] SORT_12 var_472_arg_1 = var_461; [L607] SORT_12 var_472_arg_2 = var_471; [L608] EXPR var_472_arg_0 ? var_472_arg_1 : var_472_arg_2 [L608] SORT_12 var_472 = var_472_arg_0 ? var_472_arg_1 : var_472_arg_2; [L609] SORT_12 next_473_arg_1 = var_472; [L610] SORT_17 var_358_arg_0 = var_329; [L611] SORT_17 var_358_arg_1 = var_31; [L612] SORT_1 var_358 = var_358_arg_0 == var_358_arg_1; [L613] SORT_1 var_359_arg_0 = var_146; [L614] SORT_1 var_359_arg_1 = var_358; [L615] SORT_1 var_359 = var_359_arg_0 & var_359_arg_1; [L616] var_359 = var_359 & mask_SORT_1 [L617] SORT_1 var_474_arg_0 = var_359; [L618] SORT_12 var_474_arg_1 = var_201; [L619] SORT_12 var_474_arg_2 = state_30; [L620] EXPR var_474_arg_0 ? var_474_arg_1 : var_474_arg_2 [L620] SORT_12 var_474 = var_474_arg_0 ? var_474_arg_1 : var_474_arg_2; [L621] SORT_1 var_475_arg_0 = input_10; [L622] SORT_12 var_475_arg_1 = var_461; [L623] SORT_12 var_475_arg_2 = var_474; [L624] EXPR var_475_arg_0 ? var_475_arg_1 : var_475_arg_2 [L624] SORT_12 var_475 = var_475_arg_0 ? var_475_arg_1 : var_475_arg_2; [L625] SORT_12 next_476_arg_1 = var_475; [L626] SORT_7 var_351_arg_0 = var_35; [L627] var_351_arg_0 = var_351_arg_0 & mask_SORT_7 [L628] SORT_17 var_351 = var_351_arg_0; [L629] SORT_17 var_352_arg_0 = var_329; [L630] SORT_17 var_352_arg_1 = var_351; [L631] SORT_1 var_352 = var_352_arg_0 == var_352_arg_1; [L632] SORT_1 var_353_arg_0 = var_146; [L633] SORT_1 var_353_arg_1 = var_352; [L634] SORT_1 var_353 = var_353_arg_0 & var_353_arg_1; [L635] var_353 = var_353 & mask_SORT_1 [L636] SORT_1 var_477_arg_0 = var_353; [L637] SORT_12 var_477_arg_1 = var_201; [L638] SORT_12 var_477_arg_2 = state_34; [L639] EXPR var_477_arg_0 ? var_477_arg_1 : var_477_arg_2 [L639] SORT_12 var_477 = var_477_arg_0 ? var_477_arg_1 : var_477_arg_2; [L640] SORT_1 var_478_arg_0 = input_10; [L641] SORT_12 var_478_arg_1 = var_461; [L642] SORT_12 var_478_arg_2 = var_477; [L643] EXPR var_478_arg_0 ? var_478_arg_1 : var_478_arg_2 [L643] SORT_12 var_478 = var_478_arg_0 ? var_478_arg_1 : var_478_arg_2; [L644] SORT_12 next_479_arg_1 = var_478; [L645] SORT_7 var_344_arg_0 = var_40; [L646] var_344_arg_0 = var_344_arg_0 & mask_SORT_7 [L647] SORT_17 var_344 = var_344_arg_0; [L648] SORT_17 var_345_arg_0 = var_329; [L649] SORT_17 var_345_arg_1 = var_344; [L650] SORT_1 var_345 = var_345_arg_0 == var_345_arg_1; [L651] SORT_1 var_346_arg_0 = var_146; [L652] SORT_1 var_346_arg_1 = var_345; [L653] SORT_1 var_346 = var_346_arg_0 & var_346_arg_1; [L654] var_346 = var_346 & mask_SORT_1 [L655] SORT_1 var_480_arg_0 = var_346; [L656] SORT_12 var_480_arg_1 = var_201; [L657] SORT_12 var_480_arg_2 = state_39; [L658] EXPR var_480_arg_0 ? var_480_arg_1 : var_480_arg_2 [L658] SORT_12 var_480 = var_480_arg_0 ? var_480_arg_1 : var_480_arg_2; [L659] SORT_1 var_481_arg_0 = input_10; [L660] SORT_12 var_481_arg_1 = var_461; [L661] SORT_12 var_481_arg_2 = var_480; [L662] EXPR var_481_arg_0 ? var_481_arg_1 : var_481_arg_2 [L662] SORT_12 var_481 = var_481_arg_0 ? var_481_arg_1 : var_481_arg_2; [L663] SORT_12 next_482_arg_1 = var_481; [L664] SORT_1 var_337_arg_0 = var_45; [L665] var_337_arg_0 = var_337_arg_0 & mask_SORT_1 [L666] SORT_17 var_337 = var_337_arg_0; [L667] SORT_17 var_338_arg_0 = var_329; [L668] SORT_17 var_338_arg_1 = var_337; [L669] SORT_1 var_338 = var_338_arg_0 == var_338_arg_1; [L670] SORT_1 var_339_arg_0 = var_146; [L671] SORT_1 var_339_arg_1 = var_338; [L672] SORT_1 var_339 = var_339_arg_0 & var_339_arg_1; [L673] var_339 = var_339 & mask_SORT_1 [L674] SORT_1 var_483_arg_0 = var_339; [L675] SORT_12 var_483_arg_1 = var_201; [L676] SORT_12 var_483_arg_2 = state_44; [L677] EXPR var_483_arg_0 ? var_483_arg_1 : var_483_arg_2 [L677] SORT_12 var_483 = var_483_arg_0 ? var_483_arg_1 : var_483_arg_2; [L678] SORT_1 var_484_arg_0 = input_10; [L679] SORT_12 var_484_arg_1 = var_461; [L680] SORT_12 var_484_arg_2 = var_483; [L681] EXPR var_484_arg_0 ? var_484_arg_1 : var_484_arg_2 [L681] SORT_12 var_484 = var_484_arg_0 ? var_484_arg_1 : var_484_arg_2; [L682] SORT_12 next_485_arg_1 = var_484; [L683] SORT_17 var_330_arg_0 = var_329; [L684] SORT_1 var_330 = var_330_arg_0 != 0; [L685] SORT_1 var_331_arg_0 = var_330; [L686] SORT_1 var_331 = ~var_331_arg_0; [L687] SORT_1 var_332_arg_0 = var_146; [L688] SORT_1 var_332_arg_1 = var_331; [L689] SORT_1 var_332 = var_332_arg_0 & var_332_arg_1; [L690] var_332 = var_332 & mask_SORT_1 [L691] SORT_1 var_486_arg_0 = var_332; [L692] SORT_12 var_486_arg_1 = var_201; [L693] SORT_12 var_486_arg_2 = state_49; [L694] EXPR var_486_arg_0 ? var_486_arg_1 : var_486_arg_2 [L694] SORT_12 var_486 = var_486_arg_0 ? var_486_arg_1 : var_486_arg_2; [L695] SORT_1 var_487_arg_0 = input_10; [L696] SORT_12 var_487_arg_1 = var_461; [L697] SORT_12 var_487_arg_2 = var_486; [L698] EXPR var_487_arg_0 ? var_487_arg_1 : var_487_arg_2 [L698] SORT_12 var_487 = var_487_arg_0 ? var_487_arg_1 : var_487_arg_2; [L699] SORT_12 next_488_arg_1 = var_487; [L700] SORT_15 var_234_arg_0 = state_233; [L701] SORT_17 var_234 = var_234_arg_0 >> 0; [L702] var_234 = var_234 & mask_SORT_17 [L703] SORT_17 var_281_arg_0 = var_234; [L704] SORT_17 var_281_arg_1 = var_19; [L705] SORT_1 var_281 = var_281_arg_0 == var_281_arg_1; [L706] SORT_1 var_282_arg_0 = var_117; [L707] SORT_1 var_282_arg_1 = var_281; [L708] SORT_1 var_282 = var_282_arg_0 & var_282_arg_1; [L709] var_282 = var_282 & mask_SORT_1 [L710] SORT_1 var_195_arg_0 = input_2; [L711] var_195_arg_0 = var_195_arg_0 & mask_SORT_1 [L712] SORT_12 var_195 = var_195_arg_0; [L713] SORT_4 var_196_arg_0 = input_5; [L714] SORT_12 var_196 = var_196_arg_0 >> 0; [L715] SORT_12 var_197_arg_0 = var_195; [L716] SORT_12 var_197_arg_1 = var_196; [L717] SORT_12 var_197 = var_197_arg_0 & var_197_arg_1; [L718] SORT_1 var_489_arg_0 = var_282; [L719] SORT_12 var_489_arg_1 = var_197; [L720] SORT_12 var_489_arg_2 = state_66; [L721] EXPR var_489_arg_0 ? var_489_arg_1 : var_489_arg_2 [L721] SORT_12 var_489 = var_489_arg_0 ? var_489_arg_1 : var_489_arg_2; [L722] SORT_1 var_490_arg_0 = input_10; [L723] SORT_12 var_490_arg_1 = var_461; [L724] SORT_12 var_490_arg_2 = var_489; [L725] EXPR var_490_arg_0 ? var_490_arg_1 : var_490_arg_2 [L725] SORT_12 var_490 = var_490_arg_0 ? var_490_arg_1 : var_490_arg_2; [L726] SORT_12 next_491_arg_1 = var_490; [L727] SORT_1 var_217_arg_0 = var_117; [L728] SORT_1 var_217_arg_1 = var_97; [L729] SORT_1 var_217 = var_217_arg_0 | var_217_arg_1; [L730] SORT_1 var_218_arg_0 = var_217; [L731] SORT_1 var_218_arg_1 = input_10; [L732] SORT_1 var_218 = var_218_arg_0 | var_218_arg_1; [L733] var_218 = var_218 & mask_SORT_1 [L734] SORT_1 var_285_arg_0 = var_97; [L735] var_285_arg_0 = var_285_arg_0 & mask_SORT_1 [L736] SORT_15 var_285 = var_285_arg_0; [L737] SORT_15 var_286_arg_0 = state_67; [L738] SORT_15 var_286_arg_1 = var_285; [L739] SORT_15 var_286 = var_286_arg_0 + var_286_arg_1; [L740] SORT_1 var_492_arg_0 = var_218; [L741] SORT_15 var_492_arg_1 = var_286; [L742] SORT_15 var_492_arg_2 = state_67; [L743] EXPR var_492_arg_0 ? var_492_arg_1 : var_492_arg_2 [L743] SORT_15 var_492 = var_492_arg_0 ? var_492_arg_1 : var_492_arg_2; [L744] SORT_1 var_493_arg_0 = input_10; [L745] SORT_15 var_493_arg_1 = var_465; [L746] SORT_15 var_493_arg_2 = var_492; [L747] EXPR var_493_arg_0 ? var_493_arg_1 : var_493_arg_2 [L747] SORT_15 var_493 = var_493_arg_0 ? var_493_arg_1 : var_493_arg_2; [L748] SORT_15 next_494_arg_1 = var_493; [L749] SORT_17 var_275_arg_0 = var_234; [L750] SORT_17 var_275_arg_1 = var_23; [L751] SORT_1 var_275 = var_275_arg_0 == var_275_arg_1; [L752] SORT_1 var_276_arg_0 = var_117; [L753] SORT_1 var_276_arg_1 = var_275; [L754] SORT_1 var_276 = var_276_arg_0 & var_276_arg_1; [L755] var_276 = var_276 & mask_SORT_1 [L756] SORT_1 var_495_arg_0 = var_276; [L757] SORT_12 var_495_arg_1 = var_197; [L758] SORT_12 var_495_arg_2 = state_71; [L759] EXPR var_495_arg_0 ? var_495_arg_1 : var_495_arg_2 [L759] SORT_12 var_495 = var_495_arg_0 ? var_495_arg_1 : var_495_arg_2; [L760] SORT_1 var_496_arg_0 = input_10; [L761] SORT_12 var_496_arg_1 = var_461; [L762] SORT_12 var_496_arg_2 = var_495; [L763] EXPR var_496_arg_0 ? var_496_arg_1 : var_496_arg_2 [L763] SORT_12 var_496 = var_496_arg_0 ? var_496_arg_1 : var_496_arg_2; [L764] SORT_12 next_497_arg_1 = var_496; [L765] SORT_17 var_269_arg_0 = var_234; [L766] SORT_17 var_269_arg_1 = var_27; [L767] SORT_1 var_269 = var_269_arg_0 == var_269_arg_1; [L768] SORT_1 var_270_arg_0 = var_117; [L769] SORT_1 var_270_arg_1 = var_269; [L770] SORT_1 var_270 = var_270_arg_0 & var_270_arg_1; [L771] var_270 = var_270 & mask_SORT_1 [L772] SORT_1 var_498_arg_0 = var_270; [L773] SORT_12 var_498_arg_1 = var_197; [L774] SORT_12 var_498_arg_2 = state_74; [L775] EXPR var_498_arg_0 ? var_498_arg_1 : var_498_arg_2 [L775] SORT_12 var_498 = var_498_arg_0 ? var_498_arg_1 : var_498_arg_2; [L776] SORT_1 var_499_arg_0 = input_10; [L777] SORT_12 var_499_arg_1 = var_461; [L778] SORT_12 var_499_arg_2 = var_498; [L779] EXPR var_499_arg_0 ? var_499_arg_1 : var_499_arg_2 [L779] SORT_12 var_499 = var_499_arg_0 ? var_499_arg_1 : var_499_arg_2; [L780] SORT_12 next_500_arg_1 = var_499; [L781] SORT_17 var_263_arg_0 = var_234; [L782] SORT_17 var_263_arg_1 = var_31; [L783] SORT_1 var_263 = var_263_arg_0 == var_263_arg_1; [L784] SORT_1 var_264_arg_0 = var_117; [L785] SORT_1 var_264_arg_1 = var_263; [L786] SORT_1 var_264 = var_264_arg_0 & var_264_arg_1; [L787] var_264 = var_264 & mask_SORT_1 [L788] SORT_1 var_501_arg_0 = var_264; [L789] SORT_12 var_501_arg_1 = var_197; [L790] SORT_12 var_501_arg_2 = state_77; [L791] EXPR var_501_arg_0 ? var_501_arg_1 : var_501_arg_2 [L791] SORT_12 var_501 = var_501_arg_0 ? var_501_arg_1 : var_501_arg_2; [L792] SORT_1 var_502_arg_0 = input_10; [L793] SORT_12 var_502_arg_1 = var_461; [L794] SORT_12 var_502_arg_2 = var_501; [L795] EXPR var_502_arg_0 ? var_502_arg_1 : var_502_arg_2 [L795] SORT_12 var_502 = var_502_arg_0 ? var_502_arg_1 : var_502_arg_2; [L796] SORT_12 next_503_arg_1 = var_502; [L797] SORT_7 var_256_arg_0 = var_35; [L798] var_256_arg_0 = var_256_arg_0 & mask_SORT_7 [L799] SORT_17 var_256 = var_256_arg_0; [L800] SORT_17 var_257_arg_0 = var_234; [L801] SORT_17 var_257_arg_1 = var_256; [L802] SORT_1 var_257 = var_257_arg_0 == var_257_arg_1; [L803] SORT_1 var_258_arg_0 = var_117; [L804] SORT_1 var_258_arg_1 = var_257; [L805] SORT_1 var_258 = var_258_arg_0 & var_258_arg_1; [L806] var_258 = var_258 & mask_SORT_1 [L807] SORT_1 var_504_arg_0 = var_258; [L808] SORT_12 var_504_arg_1 = var_197; [L809] SORT_12 var_504_arg_2 = state_80; [L810] EXPR var_504_arg_0 ? var_504_arg_1 : var_504_arg_2 [L810] SORT_12 var_504 = var_504_arg_0 ? var_504_arg_1 : var_504_arg_2; [L811] SORT_1 var_505_arg_0 = input_10; [L812] SORT_12 var_505_arg_1 = var_461; [L813] SORT_12 var_505_arg_2 = var_504; [L814] EXPR var_505_arg_0 ? var_505_arg_1 : var_505_arg_2 [L814] SORT_12 var_505 = var_505_arg_0 ? var_505_arg_1 : var_505_arg_2; [L815] SORT_12 next_506_arg_1 = var_505; [L816] SORT_7 var_249_arg_0 = var_40; [L817] var_249_arg_0 = var_249_arg_0 & mask_SORT_7 [L818] SORT_17 var_249 = var_249_arg_0; [L819] SORT_17 var_250_arg_0 = var_234; [L820] SORT_17 var_250_arg_1 = var_249; [L821] SORT_1 var_250 = var_250_arg_0 == var_250_arg_1; [L822] SORT_1 var_251_arg_0 = var_117; [L823] SORT_1 var_251_arg_1 = var_250; [L824] SORT_1 var_251 = var_251_arg_0 & var_251_arg_1; [L825] var_251 = var_251 & mask_SORT_1 [L826] SORT_1 var_507_arg_0 = var_251; [L827] SORT_12 var_507_arg_1 = var_197; [L828] SORT_12 var_507_arg_2 = state_84; [L829] EXPR var_507_arg_0 ? var_507_arg_1 : var_507_arg_2 [L829] SORT_12 var_507 = var_507_arg_0 ? var_507_arg_1 : var_507_arg_2; [L830] SORT_1 var_508_arg_0 = input_10; [L831] SORT_12 var_508_arg_1 = var_461; [L832] SORT_12 var_508_arg_2 = var_507; [L833] EXPR var_508_arg_0 ? var_508_arg_1 : var_508_arg_2 [L833] SORT_12 var_508 = var_508_arg_0 ? var_508_arg_1 : var_508_arg_2; [L834] SORT_12 next_509_arg_1 = var_508; [L835] SORT_1 var_242_arg_0 = var_45; [L836] var_242_arg_0 = var_242_arg_0 & mask_SORT_1 [L837] SORT_17 var_242 = var_242_arg_0; [L838] SORT_17 var_243_arg_0 = var_234; [L839] SORT_17 var_243_arg_1 = var_242; [L840] SORT_1 var_243 = var_243_arg_0 == var_243_arg_1; [L841] SORT_1 var_244_arg_0 = var_117; [L842] SORT_1 var_244_arg_1 = var_243; [L843] SORT_1 var_244 = var_244_arg_0 & var_244_arg_1; [L844] var_244 = var_244 & mask_SORT_1 [L845] SORT_1 var_510_arg_0 = var_244; [L846] SORT_12 var_510_arg_1 = var_197; [L847] SORT_12 var_510_arg_2 = state_88; [L848] EXPR var_510_arg_0 ? var_510_arg_1 : var_510_arg_2 [L848] SORT_12 var_510 = var_510_arg_0 ? var_510_arg_1 : var_510_arg_2; [L849] SORT_1 var_511_arg_0 = input_10; [L850] SORT_12 var_511_arg_1 = var_461; [L851] SORT_12 var_511_arg_2 = var_510; [L852] EXPR var_511_arg_0 ? var_511_arg_1 : var_511_arg_2 [L852] SORT_12 var_511 = var_511_arg_0 ? var_511_arg_1 : var_511_arg_2; [L853] SORT_12 next_512_arg_1 = var_511; [L854] SORT_17 var_235_arg_0 = var_234; [L855] SORT_1 var_235 = var_235_arg_0 != 0; [L856] SORT_1 var_236_arg_0 = var_235; [L857] SORT_1 var_236 = ~var_236_arg_0; [L858] SORT_1 var_237_arg_0 = var_117; [L859] SORT_1 var_237_arg_1 = var_236; [L860] SORT_1 var_237 = var_237_arg_0 & var_237_arg_1; [L861] var_237 = var_237 & mask_SORT_1 [L862] SORT_1 var_513_arg_0 = var_237; [L863] SORT_12 var_513_arg_1 = var_197; [L864] SORT_12 var_513_arg_2 = state_92; [L865] EXPR var_513_arg_0 ? var_513_arg_1 : var_513_arg_2 [L865] SORT_12 var_513 = var_513_arg_0 ? var_513_arg_1 : var_513_arg_2; [L866] SORT_1 var_514_arg_0 = input_10; [L867] SORT_12 var_514_arg_1 = var_461; [L868] SORT_12 var_514_arg_2 = var_513; [L869] EXPR var_514_arg_0 ? var_514_arg_1 : var_514_arg_2 [L869] SORT_12 var_514 = var_514_arg_0 ? var_514_arg_1 : var_514_arg_2; [L870] SORT_12 next_515_arg_1 = var_514; [L871] SORT_1 var_421_arg_0 = state_110; [L872] SORT_1 var_421 = ~var_421_arg_0; [L873] var_421 = var_421 & mask_SORT_1 [L874] SORT_1 var_416_arg_0 = input_11; [L875] SORT_1 var_416_arg_1 = var_117; [L876] SORT_1 var_416 = var_416_arg_0 & var_416_arg_1; [L877] SORT_1 var_417_arg_0 = var_416; [L878] SORT_1 var_417_arg_1 = var_117; [L879] SORT_1 var_417 = var_417_arg_0 & var_417_arg_1; [L880] SORT_1 var_418_arg_0 = state_110; [L881] SORT_1 var_418_arg_1 = var_417; [L882] SORT_1 var_418 = var_418_arg_0 | var_418_arg_1; [L883] SORT_1 var_516_arg_0 = var_421; [L884] SORT_1 var_516_arg_1 = var_418; [L885] SORT_1 var_516_arg_2 = state_110; [L886] EXPR var_516_arg_0 ? var_516_arg_1 : var_516_arg_2 [L886] SORT_1 var_516 = var_516_arg_0 ? var_516_arg_1 : var_516_arg_2; [L887] SORT_1 var_517_arg_0 = input_10; [L888] SORT_1 var_517_arg_1 = var_135; [L889] SORT_1 var_517_arg_2 = var_516; [L890] EXPR var_517_arg_0 ? var_517_arg_1 : var_517_arg_2 [L890] SORT_1 var_517 = var_517_arg_0 ? var_517_arg_1 : var_517_arg_2; [L891] SORT_1 next_518_arg_1 = var_517; [L892] SORT_1 var_429_arg_0 = var_128; [L893] SORT_1 var_429_arg_1 = state_111; [L894] SORT_1 var_429 = var_429_arg_0 | var_429_arg_1; [L895] SORT_1 var_519_arg_0 = var_45; [L896] SORT_1 var_519_arg_1 = var_429; [L897] SORT_1 var_519_arg_2 = state_111; [L898] EXPR var_519_arg_0 ? var_519_arg_1 : var_519_arg_2 [L898] SORT_1 var_519 = var_519_arg_0 ? var_519_arg_1 : var_519_arg_2; [L899] SORT_1 var_520_arg_0 = input_10; [L900] SORT_1 var_520_arg_1 = var_135; [L901] SORT_1 var_520_arg_2 = var_519; [L902] EXPR var_520_arg_0 ? var_520_arg_1 : var_520_arg_2 [L902] SORT_1 var_520 = var_520_arg_0 ? var_520_arg_1 : var_520_arg_2; [L903] SORT_1 next_521_arg_1 = var_520; [L904] SORT_1 var_441_arg_0 = var_117; [L905] SORT_1 var_441_arg_1 = var_97; [L906] SORT_1 var_441 = var_441_arg_0 | var_441_arg_1; [L907] SORT_1 var_442_arg_0 = var_441; [L908] SORT_1 var_442_arg_1 = input_10; [L909] SORT_1 var_442 = var_442_arg_0 | var_442_arg_1; [L910] SORT_1 var_443_arg_0 = var_442; [L911] SORT_1 var_443_arg_1 = state_110; [L912] SORT_1 var_443 = var_443_arg_0 | var_443_arg_1; [L913] var_443 = var_443 & mask_SORT_1 [L914] SORT_1 var_522_arg_0 = var_443; [L915] SORT_57 var_522_arg_1 = var_125; [L916] SORT_57 var_522_arg_2 = state_114; [L917] EXPR var_522_arg_0 ? var_522_arg_1 : var_522_arg_2 [L917] SORT_57 var_522 = var_522_arg_0 ? var_522_arg_1 : var_522_arg_2; [L918] SORT_1 var_523_arg_0 = input_10; [L919] SORT_57 var_523_arg_1 = var_124; [L920] SORT_57 var_523_arg_2 = var_522; [L921] EXPR var_523_arg_0 ? var_523_arg_1 : var_523_arg_2 [L921] SORT_57 var_523 = var_523_arg_0 ? var_523_arg_1 : var_523_arg_2; [L922] var_523 = var_523 & mask_SORT_57 [L923] SORT_57 next_524_arg_1 = var_523; [L924] SORT_1 var_426_arg_0 = var_417; [L925] SORT_1 var_426_arg_1 = var_421; [L926] SORT_1 var_426 = var_426_arg_0 & var_426_arg_1; [L927] var_426 = var_426 & mask_SORT_1 [L928] SORT_1 var_525_arg_0 = var_426; [L929] SORT_12 var_525_arg_1 = var_197; [L930] SORT_12 var_525_arg_2 = state_130; [L931] EXPR var_525_arg_0 ? var_525_arg_1 : var_525_arg_2 [L931] SORT_12 var_525 = var_525_arg_0 ? var_525_arg_1 : var_525_arg_2; [L932] SORT_1 var_526_arg_0 = input_10; [L933] SORT_12 var_526_arg_1 = var_461; [L934] SORT_12 var_526_arg_2 = var_525; [L935] EXPR var_526_arg_0 ? var_526_arg_1 : var_526_arg_2 [L935] SORT_12 var_526 = var_526_arg_0 ? var_526_arg_1 : var_526_arg_2; [L936] var_526 = var_526 & mask_SORT_12 [L937] SORT_12 next_527_arg_1 = var_526; [L938] SORT_1 var_528_arg_0 = var_97; [L939] var_528_arg_0 = var_528_arg_0 & mask_SORT_1 [L940] SORT_15 var_528 = var_528_arg_0; [L941] SORT_15 var_529_arg_0 = state_134; [L942] SORT_15 var_529_arg_1 = var_528; [L943] SORT_15 var_529 = var_529_arg_0 + var_529_arg_1; [L944] SORT_1 var_530_arg_0 = var_117; [L945] var_530_arg_0 = var_530_arg_0 & mask_SORT_1 [L946] SORT_15 var_530 = var_530_arg_0; [L947] SORT_15 var_531_arg_0 = var_529; [L948] SORT_15 var_531_arg_1 = var_530; [L949] SORT_15 var_531 = var_531_arg_0 - var_531_arg_1; [L950] SORT_1 var_533_arg_0 = input_10; [L951] SORT_15 var_533_arg_1 = var_532; [L952] SORT_15 var_533_arg_2 = var_531; [L953] EXPR var_533_arg_0 ? var_533_arg_1 : var_533_arg_2 [L953] SORT_15 var_533 = var_533_arg_0 ? var_533_arg_1 : var_533_arg_2; [L954] var_533 = var_533 & mask_SORT_15 [L955] SORT_15 next_534_arg_1 = var_533; [L956] SORT_1 var_535_arg_0 = var_53; [L957] var_535_arg_0 = var_535_arg_0 & mask_SORT_1 [L958] SORT_15 var_535 = var_535_arg_0; [L959] SORT_15 var_536_arg_0 = state_143; [L960] SORT_15 var_536_arg_1 = var_535; [L961] SORT_15 var_536 = var_536_arg_0 + var_536_arg_1; [L962] SORT_1 var_537_arg_0 = var_146; [L963] var_537_arg_0 = var_537_arg_0 & mask_SORT_1 [L964] SORT_15 var_537 = var_537_arg_0; [L965] SORT_15 var_538_arg_0 = var_536; [L966] SORT_15 var_538_arg_1 = var_537; [L967] SORT_15 var_538 = var_538_arg_0 - var_538_arg_1; [L968] SORT_1 var_539_arg_0 = input_10; [L969] SORT_15 var_539_arg_1 = var_532; [L970] SORT_15 var_539_arg_2 = var_538; [L971] EXPR var_539_arg_0 ? var_539_arg_1 : var_539_arg_2 [L971] SORT_15 var_539 = var_539_arg_0 ? var_539_arg_1 : var_539_arg_2; [L972] var_539 = var_539 & mask_SORT_15 [L973] SORT_15 next_540_arg_1 = var_539; [L974] SORT_1 var_541_arg_0 = var_117; [L975] var_541_arg_0 = var_541_arg_0 & mask_SORT_1 [L976] SORT_15 var_541 = var_541_arg_0; [L977] SORT_15 var_542_arg_0 = state_152; [L978] SORT_15 var_542_arg_1 = var_541; [L979] SORT_15 var_542 = var_542_arg_0 + var_542_arg_1; [L980] SORT_1 var_543_arg_0 = var_97; [L981] var_543_arg_0 = var_543_arg_0 & mask_SORT_1 [L982] SORT_15 var_543 = var_543_arg_0; [L983] SORT_15 var_544_arg_0 = var_542; [L984] SORT_15 var_544_arg_1 = var_543; [L985] SORT_15 var_544 = var_544_arg_0 - var_544_arg_1; [L986] SORT_1 var_545_arg_0 = input_10; [L987] SORT_15 var_545_arg_1 = var_465; [L988] SORT_15 var_545_arg_2 = var_544; [L989] EXPR var_545_arg_0 ? var_545_arg_1 : var_545_arg_2 [L989] SORT_15 var_545 = var_545_arg_0 ? var_545_arg_1 : var_545_arg_2; [L990] var_545 = var_545 & mask_SORT_15 [L991] SORT_15 next_546_arg_1 = var_545; [L992] SORT_1 var_547_arg_0 = var_146; [L993] var_547_arg_0 = var_547_arg_0 & mask_SORT_1 [L994] SORT_15 var_547 = var_547_arg_0; [L995] SORT_15 var_548_arg_0 = state_161; [L996] SORT_15 var_548_arg_1 = var_547; [L997] SORT_15 var_548 = var_548_arg_0 + var_548_arg_1; [L998] SORT_1 var_549_arg_0 = var_53; [L999] var_549_arg_0 = var_549_arg_0 & mask_SORT_1 [L1000] SORT_15 var_549 = var_549_arg_0; [L1001] SORT_15 var_550_arg_0 = var_548; [L1002] SORT_15 var_550_arg_1 = var_549; [L1003] SORT_15 var_550 = var_550_arg_0 - var_550_arg_1; [L1004] SORT_1 var_551_arg_0 = input_10; [L1005] SORT_15 var_551_arg_1 = var_465; [L1006] SORT_15 var_551_arg_2 = var_550; [L1007] EXPR var_551_arg_0 ? var_551_arg_1 : var_551_arg_2 [L1007] SORT_15 var_551 = var_551_arg_0 ? var_551_arg_1 : var_551_arg_2; [L1008] var_551 = var_551 & mask_SORT_15 [L1009] SORT_15 next_552_arg_1 = var_551; [L1010] SORT_1 next_553_arg_1 = var_135; [L1011] SORT_1 var_291_arg_0 = var_117; [L1012] var_291_arg_0 = var_291_arg_0 & mask_SORT_1 [L1013] SORT_15 var_291 = var_291_arg_0; [L1014] SORT_15 var_292_arg_0 = state_233; [L1015] SORT_15 var_292_arg_1 = var_291; [L1016] SORT_15 var_292 = var_292_arg_0 + var_292_arg_1; [L1017] SORT_1 var_554_arg_0 = var_218; [L1018] SORT_15 var_554_arg_1 = var_292; [L1019] SORT_15 var_554_arg_2 = state_233; [L1020] EXPR var_554_arg_0 ? var_554_arg_1 : var_554_arg_2 [L1020] SORT_15 var_554 = var_554_arg_0 ? var_554_arg_1 : var_554_arg_2; [L1021] SORT_1 var_555_arg_0 = input_10; [L1022] SORT_15 var_555_arg_1 = var_465; [L1023] SORT_15 var_555_arg_2 = var_554; [L1024] EXPR var_555_arg_0 ? var_555_arg_1 : var_555_arg_2 [L1024] SORT_15 var_555 = var_555_arg_0 ? var_555_arg_1 : var_555_arg_2; [L1025] SORT_15 next_556_arg_1 = var_555; [L1026] SORT_1 var_386_arg_0 = var_146; [L1027] var_386_arg_0 = var_386_arg_0 & mask_SORT_1 [L1028] SORT_15 var_386 = var_386_arg_0; [L1029] SORT_15 var_387_arg_0 = state_328; [L1030] SORT_15 var_387_arg_1 = var_386; [L1031] SORT_15 var_387 = var_387_arg_0 + var_387_arg_1; [L1032] SORT_1 var_557_arg_0 = var_313; [L1033] SORT_15 var_557_arg_1 = var_387; [L1034] SORT_15 var_557_arg_2 = state_328; [L1035] EXPR var_557_arg_0 ? var_557_arg_1 : var_557_arg_2 [L1035] SORT_15 var_557 = var_557_arg_0 ? var_557_arg_1 : var_557_arg_2; [L1036] SORT_1 var_558_arg_0 = input_10; [L1037] SORT_15 var_558_arg_1 = var_465; [L1038] SORT_15 var_558_arg_2 = var_557; [L1039] EXPR var_558_arg_0 ? var_558_arg_1 : var_558_arg_2 [L1039] SORT_15 var_558 = var_558_arg_0 ? var_558_arg_1 : var_558_arg_2; [L1040] SORT_15 next_559_arg_1 = var_558; [L1042] state_14 = next_463_arg_1 [L1043] state_16 = next_467_arg_1 [L1044] state_22 = next_470_arg_1 [L1045] state_26 = next_473_arg_1 [L1046] state_30 = next_476_arg_1 [L1047] state_34 = next_479_arg_1 [L1048] state_39 = next_482_arg_1 [L1049] state_44 = next_485_arg_1 [L1050] state_49 = next_488_arg_1 [L1051] state_66 = next_491_arg_1 [L1052] state_67 = next_494_arg_1 [L1053] state_71 = next_497_arg_1 [L1054] state_74 = next_500_arg_1 [L1055] state_77 = next_503_arg_1 [L1056] state_80 = next_506_arg_1 [L1057] state_84 = next_509_arg_1 [L1058] state_88 = next_512_arg_1 [L1059] state_92 = next_515_arg_1 [L1060] state_110 = next_518_arg_1 [L1061] state_111 = next_521_arg_1 [L1062] state_114 = next_524_arg_1 [L1063] state_130 = next_527_arg_1 [L1064] state_134 = next_534_arg_1 [L1065] state_143 = next_540_arg_1 [L1066] state_152 = next_546_arg_1 [L1067] state_161 = next_552_arg_1 [L1068] state_170 = next_553_arg_1 [L1069] state_233 = next_556_arg_1 [L1070] state_328 = next_559_arg_1 VAL [bad_194_arg_0=0, constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, constr_169_arg_0=1, constr_175_arg_0=1, constr_182_arg_0=1, constr_188_arg_0=1, init_171_arg_1=1, input_10=0, input_11=1, input_13=0, input_189=1, input_2=35, input_3=2, input_5=1, input_6=2, input_65=245, input_8=3, input_9=1, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, next_463_arg_1=245, next_467_arg_1=2, next_470_arg_1=0, next_473_arg_1=0, next_476_arg_1=22, next_479_arg_1=36, next_482_arg_1=0, next_485_arg_1=0, next_488_arg_1=0, next_491_arg_1=1, next_494_arg_1=0, next_497_arg_1=0, next_500_arg_1=6, next_503_arg_1=1, next_506_arg_1=1, next_509_arg_1=0, next_512_arg_1=0, next_515_arg_1=1, next_518_arg_1=1, next_521_arg_1=1, next_524_arg_1=0, next_527_arg_1=1, next_534_arg_1=255, next_540_arg_1=1, next_546_arg_1=0, next_552_arg_1=254, next_553_arg_1=0, next_556_arg_1=3, next_559_arg_1=238, state_110=1, state_111=1, state_114=0, state_130=1, state_134=255, state_14=245, state_143=1, state_152=0, state_16=2, state_161=254, state_170=0, state_22=0, state_233=3, state_26=0, state_30=22, state_328=238, state_34=36, state_39=0, state_44=0, state_49=0, state_66=1, state_67=0, state_71=0, state_74=6, state_77=1, state_80=1, state_84=0, state_88=0, state_92=1, var_100=0, var_100_arg_0=1, var_100_arg_1=0, var_101=0, var_101_arg_0=1, var_101_arg_1=0, var_102=0, var_102_arg_0=1, var_102_arg_1=0, var_103=0, var_103_arg_0=1, var_103_arg_1=0, var_104=27, var_104_arg_0=1, var_104_arg_1=0, var_105=0, var_105_arg_0=0, var_105_arg_1=27, var_106=0, var_106_arg_0=0, var_106_arg_1=0, var_112=254, var_112_arg_0=1, var_113=0, var_113_arg_0=1, var_113_arg_1=254, var_115=1, var_115_arg_0=240, var_116=0, var_116_arg_0=0, var_116_arg_1=1, var_117=3, var_117_arg_0=3, var_118=0, var_118_arg_0=1, var_119=0, var_119_arg_0=3, var_119_arg_1=0, var_120=0, var_120_arg_0=0, var_121=240, var_121_arg_0=240, var_121_arg_1=0, var_122=1, var_122_arg_0=1, var_123=239, var_123_arg_0=240, var_123_arg_1=1, var_124=0, var_125=0, var_125_arg_0=0, var_125_arg_1=0, var_125_arg_2=239, var_126=0, var_126_arg_0=0, var_127=0, var_127_arg_0=0, var_128=0, var_128_arg_0=0, var_128_arg_1=0, var_129=1, var_129_arg_0=0, var_131=0, var_131_arg_0=1, var_131_arg_1=0, var_132=1, var_132_arg_0=1, var_132_arg_1=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=9, var_137_arg_1=0, var_138=2, var_138_arg_0=3, var_139=0, var_139_arg_0=1, var_139_arg_1=2, var_140=5, var_140_arg_0=1, var_141=1, var_141_arg_0=0, var_141_arg_1=5, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=10, var_145_arg_1=0, var_146=1, var_146_arg_0=3, var_147=252, var_147_arg_0=1, var_148=0, var_148_arg_0=1, var_148_arg_1=252, var_149=1, var_149_arg_0=1, var_150=1, var_150_arg_0=0, var_150_arg_1=1, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=1, var_155_arg_0=0, var_156=0, var_156_arg_0=1, var_157=1, var_157_arg_0=1, var_157_arg_1=0, var_158=255, var_158_arg_0=1, var_159=1, var_159_arg_0=1, var_159_arg_1=255, var_162=1, var_162_arg_0=253, var_163=5, var_163_arg_0=1, var_164=0, var_164_arg_0=5, var_165=0, var_165_arg_0=0, var_166=0, var_166_arg_0=0, var_166_arg_1=0, var_167=51, var_167_arg_0=1, var_168=1, var_168_arg_0=0, var_168_arg_1=51, var_172=0, var_172_arg_0=0, var_172_arg_1=1, var_173=2, var_173_arg_0=1, var_174=1, var_174_arg_0=0, var_174_arg_1=2, var_176=8, var_177=1, var_177_arg_0=9, var_177_arg_1=8, var_178=11, var_178_arg_0=1, var_179=0, var_179_arg_0=1, var_179_arg_1=11, var_18=38, var_180=19, var_180_arg_0=1, var_181=1, var_181_arg_0=0, var_181_arg_1=19, var_183=1, var_183_arg_0=10, var_183_arg_1=8, var_184=1, var_184_arg_0=0, var_185=1, var_185_arg_0=1, var_185_arg_1=1, var_186=21, var_186_arg_0=1, var_187=1, var_187_arg_0=1, var_187_arg_1=21, var_18_arg_0=2, var_19=7, var_190=1, var_190_arg_0=1, var_190_arg_1=1, var_190_arg_2=1, var_191=0, var_191_arg_0=1, var_191_arg_1=0, var_191_arg_2=1, var_192=3, var_192_arg_0=1, var_193=0, var_193_arg_0=0, var_193_arg_1=3, var_195=1, var_195_arg_0=1, var_196=1, var_196_arg_0=1, var_197=1, var_197_arg_0=1, var_197_arg_1=1, var_199=1, var_199_arg_0=1, var_20=0, var_200=0, var_200_arg_0=1, var_201=0, var_201_arg_0=1, var_201_arg_1=0, var_20_arg_0=38, var_20_arg_1=7, var_21=0, var_217=1, var_217_arg_0=3, var_217_arg_1=1, var_218=1, var_218_arg_0=1, var_218_arg_1=0, var_21_arg_0=0, var_21_arg_1=245, var_21_arg_2=0, var_23=6, var_234=7, var_234_arg_0=2, var_235=1, var_235_arg_0=7, var_236=2, var_236_arg_0=1, var_237=0, var_237_arg_0=3, var_237_arg_1=2, var_24=0, var_242=1, var_242_arg_0=1, var_243=0, var_243_arg_0=7, var_243_arg_1=1, var_244=0, var_244_arg_0=3, var_244_arg_1=0, var_249=0, var_249_arg_0=0, var_24_arg_0=38, var_24_arg_1=6, var_25=0, var_250=0, var_250_arg_0=7, var_250_arg_1=0, var_251=0, var_251_arg_0=3, var_251_arg_1=0, var_256=7, var_256_arg_0=7, var_257=1, var_257_arg_0=7, var_257_arg_1=7, var_258=1, var_258_arg_0=3, var_258_arg_1=1, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_263=0, var_263_arg_0=7, var_263_arg_1=4, var_264=0, var_264_arg_0=3, var_264_arg_1=0, var_269=0, var_269_arg_0=7, var_269_arg_1=5, var_27=5, var_270=0, var_270_arg_0=3, var_270_arg_1=0, var_275=0, var_275_arg_0=7, var_275_arg_1=6, var_276=0, var_276_arg_0=3, var_276_arg_1=0, var_28=0, var_281=1, var_281_arg_0=7, var_281_arg_1=7, var_282=1, var_282_arg_0=3, var_282_arg_1=1, var_285=1, var_285_arg_0=1, var_286=0, var_286_arg_0=255, var_286_arg_1=1, var_28_arg_0=38, var_28_arg_1=5, var_29=0, var_291=1, var_291_arg_0=1, var_292=3, var_292_arg_0=2, var_292_arg_1=1, var_29_arg_0=0, var_29_arg_1=0, var_29_arg_2=0, var_31=4, var_312=1, var_312_arg_0=1, var_312_arg_1=0, var_313=1, var_313_arg_0=1, var_313_arg_1=0, var_32=0, var_329=6, var_329_arg_0=237, var_32_arg_0=38, var_32_arg_1=4, var_33=0, var_330=1, var_330_arg_0=6, var_331=1, var_331_arg_0=1, var_332=1, var_332_arg_0=1, var_332_arg_1=1, var_337=1, var_337_arg_0=1, var_338=0, var_338_arg_0=6, var_338_arg_1=1, var_339=0, var_339_arg_0=1, var_339_arg_1=0, var_33_arg_0=0, var_33_arg_1=22, var_33_arg_2=0, var_344=6, var_344_arg_0=6, var_345=1, var_345_arg_0=6, var_345_arg_1=6, var_346=1, var_346_arg_0=1, var_346_arg_1=1, var_35=3, var_351=7, var_351_arg_0=7, var_352=0, var_352_arg_0=6, var_352_arg_1=7, var_353=0, var_353_arg_0=1, var_353_arg_1=0, var_358=0, var_358_arg_0=6, var_358_arg_1=4, var_359=0, var_359_arg_0=1, var_359_arg_1=0, var_36=0, var_364=0, var_364_arg_0=6, var_364_arg_1=5, var_365=0, var_365_arg_0=1, var_365_arg_1=0, var_36_arg_0=0, var_37=0, var_370=1, var_370_arg_0=6, var_370_arg_1=6, var_371=1, var_371_arg_0=1, var_371_arg_1=1, var_376=0, var_376_arg_0=6, var_376_arg_1=7, var_377=0, var_377_arg_0=1, var_377_arg_1=0, var_37_arg_0=38, var_37_arg_1=0, var_38=0, var_380=0, var_380_arg_0=0, var_381=2, var_381_arg_0=2, var_381_arg_1=0, var_386=1, var_386_arg_0=1, var_387=238, var_387_arg_0=237, var_387_arg_1=1, var_38_arg_0=0, var_38_arg_1=36, var_38_arg_2=0, var_40=2, var_41=39, var_416=1, var_416_arg_0=1, var_416_arg_1=3, var_417=1, var_417_arg_0=1, var_417_arg_1=3, var_418=1, var_418_arg_0=1, var_418_arg_1=1, var_41_arg_0=39, var_42=0, var_421=1, var_421_arg_0=1, var_426=1, var_426_arg_0=1, var_426_arg_1=1, var_429=1, var_429_arg_0=0, var_429_arg_1=1, var_42_arg_0=38, var_42_arg_1=39, var_43=0, var_43_arg_0=0, var_43_arg_1=1, var_43_arg_2=0, var_441=3, var_441_arg_0=3, var_441_arg_1=1, var_442=1, var_442_arg_0=3, var_442_arg_1=0, var_443=1, var_443_arg_0=1, var_443_arg_1=1, var_45=1, var_46=1, var_460=245, var_460_arg_0=0, var_460_arg_1=0, var_460_arg_2=245, var_461=0, var_462=245, var_462_arg_0=0, var_462_arg_1=0, var_462_arg_2=245, var_464=2, var_464_arg_0=1, var_464_arg_1=2, var_464_arg_2=2, var_465=0, var_466=2, var_466_arg_0=0, var_466_arg_1=0, var_466_arg_2=2, var_468=0, var_468_arg_0=1, var_468_arg_1=0, var_468_arg_2=0, var_469=0, var_469_arg_0=0, var_469_arg_1=0, var_469_arg_2=0, var_46_arg_0=1, var_47=0, var_471=0, var_471_arg_0=0, var_471_arg_1=0, var_471_arg_2=0, var_472=0, var_472_arg_0=0, var_472_arg_1=0, var_472_arg_2=0, var_474=22, var_474_arg_0=0, var_474_arg_1=0, var_474_arg_2=22, var_475=22, var_475_arg_0=0, var_475_arg_1=0, var_475_arg_2=22, var_477=36, var_477_arg_0=0, var_477_arg_1=0, var_477_arg_2=36, var_478=36, var_478_arg_0=0, var_478_arg_1=0, var_478_arg_2=36, var_47_arg_0=38, var_47_arg_1=1, var_48=0, var_480=0, var_480_arg_0=1, var_480_arg_1=0, var_480_arg_2=1, var_481=0, var_481_arg_0=0, var_481_arg_1=0, var_481_arg_2=0, var_483=0, var_483_arg_0=0, var_483_arg_1=0, var_483_arg_2=0, var_484=0, var_484_arg_0=0, var_484_arg_1=0, var_484_arg_2=0, var_486=0, var_486_arg_0=1, var_486_arg_1=0, var_486_arg_2=251, var_487=0, var_487_arg_0=0, var_487_arg_1=0, var_487_arg_2=0, var_489=1, var_489_arg_0=1, var_489_arg_1=1, var_489_arg_2=245, var_48_arg_0=0, var_48_arg_1=0, var_48_arg_2=0, var_490=1, var_490_arg_0=0, var_490_arg_1=0, var_490_arg_2=1, var_492=0, var_492_arg_0=1, var_492_arg_1=0, var_492_arg_2=255, var_493=0, var_493_arg_0=0, var_493_arg_1=0, var_493_arg_2=0, var_495=0, var_495_arg_0=0, var_495_arg_1=1, var_495_arg_2=0, var_496=0, var_496_arg_0=0, var_496_arg_1=0, var_496_arg_2=0, var_498=6, var_498_arg_0=0, var_498_arg_1=1, var_498_arg_2=6, var_499=6, var_499_arg_0=0, var_499_arg_1=0, var_499_arg_2=6, var_50=1, var_501=1, var_501_arg_0=0, var_501_arg_1=1, var_501_arg_2=1, var_502=1, var_502_arg_0=0, var_502_arg_1=0, var_502_arg_2=1, var_504=1, var_504_arg_0=1, var_504_arg_1=1, var_504_arg_2=0, var_505=1, var_505_arg_0=0, var_505_arg_1=0, var_505_arg_2=1, var_507=0, var_507_arg_0=0, var_507_arg_1=1, var_507_arg_2=0, var_508=0, var_508_arg_0=0, var_508_arg_1=0, var_508_arg_2=0, var_50_arg_0=38, var_51=0, var_510=0, var_510_arg_0=0, var_510_arg_1=1, var_510_arg_2=0, var_511=0, var_511_arg_0=0, var_511_arg_1=0, var_511_arg_2=0, var_513=1, var_513_arg_0=0, var_513_arg_1=1, var_513_arg_2=1, var_514=1, var_514_arg_0=0, var_514_arg_1=0, var_514_arg_2=1, var_516=1, var_516_arg_0=1, var_516_arg_1=1, var_516_arg_2=1, var_517=1, var_517_arg_0=0, var_517_arg_1=0, var_517_arg_2=1, var_519=1, var_519_arg_0=1, var_519_arg_1=1, var_519_arg_2=1, var_51_arg_0=1, var_52=0, var_520=1, var_520_arg_0=0, var_520_arg_1=0, var_520_arg_2=1, var_522=0, var_522_arg_0=1, var_522_arg_1=0, var_522_arg_2=240, var_523=0, var_523_arg_0=0, var_523_arg_1=0, var_523_arg_2=0, var_525=1, var_525_arg_0=1, var_525_arg_1=1, var_525_arg_2=1, var_526=1, var_526_arg_0=0, var_526_arg_1=0, var_526_arg_2=1, var_528=1, var_528_arg_0=1, var_529=10, var_529_arg_0=9, var_529_arg_1=1, var_52_arg_0=0, var_52_arg_1=251, var_52_arg_2=0, var_53=0, var_530=1, var_530_arg_0=1, var_531=9, var_531_arg_0=10, var_531_arg_1=1, var_532=9, var_533=255, var_533_arg_0=0, var_533_arg_1=9, var_533_arg_2=9, var_535=0, var_535_arg_0=0, var_536=10, var_536_arg_0=10, var_536_arg_1=0, var_537=1, var_537_arg_0=1, var_538=9, var_538_arg_0=10, var_538_arg_1=1, var_539=1, var_539_arg_0=0, var_539_arg_1=9, var_539_arg_2=9, var_53_arg_0=1, var_53_arg_1=2, var_54=0, var_541=1, var_541_arg_0=1, var_542=1, var_542_arg_0=0, var_542_arg_1=1, var_543=1, var_543_arg_0=1, var_544=0, var_544_arg_0=1, var_544_arg_1=1, var_545=0, var_545_arg_0=0, var_545_arg_1=0, var_545_arg_2=0, var_547=1, var_547_arg_0=1, var_548=254, var_548_arg_0=253, var_548_arg_1=1, var_549=0, var_549_arg_0=0, var_54_arg_0=0, var_54_arg_1=0, var_55=0, var_550=254, var_550_arg_0=254, var_550_arg_1=0, var_551=254, var_551_arg_0=0, var_551_arg_1=0, var_551_arg_2=254, var_554=3, var_554_arg_0=1, var_554_arg_1=3, var_554_arg_2=2, var_555=3, var_555_arg_0=0, var_555_arg_1=0, var_555_arg_2=3, var_557=238, var_557_arg_0=1, var_557_arg_1=238, var_557_arg_2=237, var_558=238, var_558_arg_0=0, var_558_arg_1=0, var_558_arg_2=238, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_58=0, var_58_arg_0=0, var_58_arg_1=0, var_60=0, var_60_arg_0=0, var_60_arg_1=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_63=0, var_63_arg_0=0, var_63_arg_1=0, var_64=0, var_64_arg_0=0, var_64_arg_1=0, var_68=1, var_68_arg_0=255, var_69=0, var_69_arg_0=1, var_69_arg_1=7, var_70=245, var_70_arg_0=0, var_70_arg_1=245, var_70_arg_2=245, var_72=0, var_72_arg_0=1, var_72_arg_1=6, var_73=245, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=245, var_75=0, var_75_arg_0=1, var_75_arg_1=5, var_76=245, var_76_arg_0=0, var_76_arg_1=6, var_76_arg_2=245, var_78=0, var_78_arg_0=1, var_78_arg_1=4, var_79=245, var_79_arg_0=0, var_79_arg_1=1, var_79_arg_2=245, var_81=0, var_81_arg_0=0, var_82=0, var_82_arg_0=1, var_82_arg_1=0, var_83=245, var_83_arg_0=0, var_83_arg_1=0, var_83_arg_2=245, var_85=1, var_85_arg_0=1, var_86=1, var_86_arg_0=1, var_86_arg_1=1, var_87=0, var_87_arg_0=1, var_87_arg_1=0, var_87_arg_2=245, var_89=1, var_89_arg_0=1, var_90=1, var_90_arg_0=1, var_90_arg_1=1, var_91=0, var_91_arg_0=1, var_91_arg_1=0, var_91_arg_2=0, var_93=1, var_93_arg_0=1, var_94=0, var_94_arg_0=1, var_95=0, var_95_arg_0=0, var_95_arg_1=1, var_95_arg_2=0, var_96=1, var_96_arg_0=2, var_97=1, var_97_arg_0=1, var_97_arg_1=1, var_98=0, var_98_arg_0=1, var_98_arg_1=1, var_99=0, var_99_arg_0=1, var_99_arg_1=0] [L112] input_2 = __VERIFIER_nondet_uchar() [L113] input_3 = __VERIFIER_nondet_uchar() [L114] input_5 = __VERIFIER_nondet_ushort() [L115] input_6 = __VERIFIER_nondet_uchar() [L116] input_8 = __VERIFIER_nondet_uchar() [L117] input_9 = __VERIFIER_nondet_uchar() [L118] input_10 = __VERIFIER_nondet_uchar() [L119] input_10 = input_10 & mask_SORT_1 [L120] input_11 = __VERIFIER_nondet_uchar() [L121] input_13 = __VERIFIER_nondet_uchar() [L122] input_65 = __VERIFIER_nondet_uchar() [L123] input_189 = __VERIFIER_nondet_uchar() [L125] SORT_1 var_136_arg_0 = var_135; [L126] var_136_arg_0 = var_136_arg_0 & mask_SORT_1 [L127] SORT_15 var_136 = var_136_arg_0; [L128] SORT_15 var_137_arg_0 = state_134; [L129] SORT_15 var_137_arg_1 = var_136; [L130] SORT_1 var_137 = var_137_arg_0 > var_137_arg_1; [L131] SORT_7 var_117_arg_0 = input_8; [L132] SORT_1 var_117 = var_117_arg_0 >> 0; [L133] SORT_1 var_138_arg_0 = var_117; [L134] SORT_1 var_138 = ~var_138_arg_0; [L135] SORT_1 var_139_arg_0 = var_137; [L136] SORT_1 var_139_arg_1 = var_138; [L137] SORT_1 var_139 = var_139_arg_0 | var_139_arg_1; [L138] SORT_1 var_140_arg_0 = var_45; [L139] SORT_1 var_140 = ~var_140_arg_0; [L140] SORT_1 var_141_arg_0 = var_139; [L141] SORT_1 var_141_arg_1 = var_140; [L142] SORT_1 var_141 = var_141_arg_0 | var_141_arg_1; [L143] var_141 = var_141 & mask_SORT_1 [L144] SORT_1 constr_142_arg_0 = var_141; VAL [bad_194_arg_0=0, constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, constr_169_arg_0=1, constr_175_arg_0=1, constr_182_arg_0=1, constr_188_arg_0=1, init_171_arg_1=1, input_10=0, input_11=3, input_13=0, input_189=1, input_2=0, input_3=1, input_5=4, input_6=2, input_65=1, input_8=246, input_9=3, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, next_463_arg_1=245, next_467_arg_1=2, next_470_arg_1=0, next_473_arg_1=0, next_476_arg_1=22, next_479_arg_1=36, next_482_arg_1=0, next_485_arg_1=0, next_488_arg_1=0, next_491_arg_1=1, next_494_arg_1=0, next_497_arg_1=0, next_500_arg_1=6, next_503_arg_1=1, next_506_arg_1=1, next_509_arg_1=0, next_512_arg_1=0, next_515_arg_1=1, next_518_arg_1=1, next_521_arg_1=1, next_524_arg_1=0, next_527_arg_1=1, next_534_arg_1=255, next_540_arg_1=1, next_546_arg_1=0, next_552_arg_1=254, next_553_arg_1=0, next_556_arg_1=3, next_559_arg_1=238, state_110=1, state_111=1, state_114=0, state_130=1, state_134=255, state_14=245, state_143=1, state_152=0, state_16=2, state_161=254, state_170=0, state_22=0, state_233=3, state_26=0, state_30=22, state_328=238, state_34=36, state_39=0, state_44=0, state_49=0, state_66=1, state_67=0, state_71=0, state_74=6, state_77=1, state_80=1, state_84=0, state_88=0, state_92=1, var_100=0, var_100_arg_0=1, var_100_arg_1=0, var_101=0, var_101_arg_0=1, var_101_arg_1=0, var_102=0, var_102_arg_0=1, var_102_arg_1=0, var_103=0, var_103_arg_0=1, var_103_arg_1=0, var_104=27, var_104_arg_0=1, var_104_arg_1=0, var_105=0, var_105_arg_0=0, var_105_arg_1=27, var_106=0, var_106_arg_0=0, var_106_arg_1=0, var_112=254, var_112_arg_0=1, var_113=0, var_113_arg_0=1, var_113_arg_1=254, var_115=1, var_115_arg_0=240, var_116=0, var_116_arg_0=0, var_116_arg_1=1, var_117=246, var_117_arg_0=246, var_118=0, var_118_arg_0=1, var_119=0, var_119_arg_0=3, var_119_arg_1=0, var_120=0, var_120_arg_0=0, var_121=240, var_121_arg_0=240, var_121_arg_1=0, var_122=1, var_122_arg_0=1, var_123=239, var_123_arg_0=240, var_123_arg_1=1, var_124=0, var_125=0, var_125_arg_0=0, var_125_arg_1=0, var_125_arg_2=239, var_126=0, var_126_arg_0=0, var_127=0, var_127_arg_0=0, var_128=0, var_128_arg_0=0, var_128_arg_1=0, var_129=1, var_129_arg_0=0, var_131=0, var_131_arg_0=1, var_131_arg_1=0, var_132=1, var_132_arg_0=1, var_132_arg_1=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=255, var_137_arg_1=0, var_138=2, var_138_arg_0=246, var_139=1, var_139_arg_0=1, var_139_arg_1=2, var_140=2, var_140_arg_0=1, var_141=1, var_141_arg_0=1, var_141_arg_1=2, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=10, var_145_arg_1=0, var_146=1, var_146_arg_0=3, var_147=252, var_147_arg_0=1, var_148=0, var_148_arg_0=1, var_148_arg_1=252, var_149=1, var_149_arg_0=1, var_150=1, var_150_arg_0=0, var_150_arg_1=1, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=1, var_155_arg_0=0, var_156=0, var_156_arg_0=1, var_157=1, var_157_arg_0=1, var_157_arg_1=0, var_158=255, var_158_arg_0=1, var_159=1, var_159_arg_0=1, var_159_arg_1=255, var_162=1, var_162_arg_0=253, var_163=5, var_163_arg_0=1, var_164=0, var_164_arg_0=5, var_165=0, var_165_arg_0=0, var_166=0, var_166_arg_0=0, var_166_arg_1=0, var_167=51, var_167_arg_0=1, var_168=1, var_168_arg_0=0, var_168_arg_1=51, var_172=0, var_172_arg_0=0, var_172_arg_1=1, var_173=2, var_173_arg_0=1, var_174=1, var_174_arg_0=0, var_174_arg_1=2, var_176=8, var_177=1, var_177_arg_0=9, var_177_arg_1=8, var_178=11, var_178_arg_0=1, var_179=0, var_179_arg_0=1, var_179_arg_1=11, var_18=38, var_180=19, var_180_arg_0=1, var_181=1, var_181_arg_0=0, var_181_arg_1=19, var_183=1, var_183_arg_0=10, var_183_arg_1=8, var_184=1, var_184_arg_0=0, var_185=1, var_185_arg_0=1, var_185_arg_1=1, var_186=21, var_186_arg_0=1, var_187=1, var_187_arg_0=1, var_187_arg_1=21, var_18_arg_0=2, var_19=7, var_190=1, var_190_arg_0=1, var_190_arg_1=1, var_190_arg_2=1, var_191=0, var_191_arg_0=1, var_191_arg_1=0, var_191_arg_2=1, var_192=3, var_192_arg_0=1, var_193=0, var_193_arg_0=0, var_193_arg_1=3, var_195=1, var_195_arg_0=1, var_196=1, var_196_arg_0=1, var_197=1, var_197_arg_0=1, var_197_arg_1=1, var_199=1, var_199_arg_0=1, var_20=0, var_200=0, var_200_arg_0=1, var_201=0, var_201_arg_0=1, var_201_arg_1=0, var_20_arg_0=38, var_20_arg_1=7, var_21=0, var_217=1, var_217_arg_0=3, var_217_arg_1=1, var_218=1, var_218_arg_0=1, var_218_arg_1=0, var_21_arg_0=0, var_21_arg_1=245, var_21_arg_2=0, var_23=6, var_234=7, var_234_arg_0=2, var_235=1, var_235_arg_0=7, var_236=2, var_236_arg_0=1, var_237=0, var_237_arg_0=3, var_237_arg_1=2, var_24=0, var_242=1, var_242_arg_0=1, var_243=0, var_243_arg_0=7, var_243_arg_1=1, var_244=0, var_244_arg_0=3, var_244_arg_1=0, var_249=0, var_249_arg_0=0, var_24_arg_0=38, var_24_arg_1=6, var_25=0, var_250=0, var_250_arg_0=7, var_250_arg_1=0, var_251=0, var_251_arg_0=3, var_251_arg_1=0, var_256=7, var_256_arg_0=7, var_257=1, var_257_arg_0=7, var_257_arg_1=7, var_258=1, var_258_arg_0=3, var_258_arg_1=1, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_263=0, var_263_arg_0=7, var_263_arg_1=4, var_264=0, var_264_arg_0=3, var_264_arg_1=0, var_269=0, var_269_arg_0=7, var_269_arg_1=5, var_27=5, var_270=0, var_270_arg_0=3, var_270_arg_1=0, var_275=0, var_275_arg_0=7, var_275_arg_1=6, var_276=0, var_276_arg_0=3, var_276_arg_1=0, var_28=0, var_281=1, var_281_arg_0=7, var_281_arg_1=7, var_282=1, var_282_arg_0=3, var_282_arg_1=1, var_285=1, var_285_arg_0=1, var_286=0, var_286_arg_0=255, var_286_arg_1=1, var_28_arg_0=38, var_28_arg_1=5, var_29=0, var_291=1, var_291_arg_0=1, var_292=3, var_292_arg_0=2, var_292_arg_1=1, var_29_arg_0=0, var_29_arg_1=0, var_29_arg_2=0, var_31=4, var_312=1, var_312_arg_0=1, var_312_arg_1=0, var_313=1, var_313_arg_0=1, var_313_arg_1=0, var_32=0, var_329=6, var_329_arg_0=237, var_32_arg_0=38, var_32_arg_1=4, var_33=0, var_330=1, var_330_arg_0=6, var_331=1, var_331_arg_0=1, var_332=1, var_332_arg_0=1, var_332_arg_1=1, var_337=1, var_337_arg_0=1, var_338=0, var_338_arg_0=6, var_338_arg_1=1, var_339=0, var_339_arg_0=1, var_339_arg_1=0, var_33_arg_0=0, var_33_arg_1=22, var_33_arg_2=0, var_344=6, var_344_arg_0=6, var_345=1, var_345_arg_0=6, var_345_arg_1=6, var_346=1, var_346_arg_0=1, var_346_arg_1=1, var_35=3, var_351=7, var_351_arg_0=7, var_352=0, var_352_arg_0=6, var_352_arg_1=7, var_353=0, var_353_arg_0=1, var_353_arg_1=0, var_358=0, var_358_arg_0=6, var_358_arg_1=4, var_359=0, var_359_arg_0=1, var_359_arg_1=0, var_36=0, var_364=0, var_364_arg_0=6, var_364_arg_1=5, var_365=0, var_365_arg_0=1, var_365_arg_1=0, var_36_arg_0=0, var_37=0, var_370=1, var_370_arg_0=6, var_370_arg_1=6, var_371=1, var_371_arg_0=1, var_371_arg_1=1, var_376=0, var_376_arg_0=6, var_376_arg_1=7, var_377=0, var_377_arg_0=1, var_377_arg_1=0, var_37_arg_0=38, var_37_arg_1=0, var_38=0, var_380=0, var_380_arg_0=0, var_381=2, var_381_arg_0=2, var_381_arg_1=0, var_386=1, var_386_arg_0=1, var_387=238, var_387_arg_0=237, var_387_arg_1=1, var_38_arg_0=0, var_38_arg_1=36, var_38_arg_2=0, var_40=2, var_41=39, var_416=1, var_416_arg_0=1, var_416_arg_1=3, var_417=1, var_417_arg_0=1, var_417_arg_1=3, var_418=1, var_418_arg_0=1, var_418_arg_1=1, var_41_arg_0=39, var_42=0, var_421=1, var_421_arg_0=1, var_426=1, var_426_arg_0=1, var_426_arg_1=1, var_429=1, var_429_arg_0=0, var_429_arg_1=1, var_42_arg_0=38, var_42_arg_1=39, var_43=0, var_43_arg_0=0, var_43_arg_1=1, var_43_arg_2=0, var_441=3, var_441_arg_0=3, var_441_arg_1=1, var_442=1, var_442_arg_0=3, var_442_arg_1=0, var_443=1, var_443_arg_0=1, var_443_arg_1=1, var_45=1, var_46=1, var_460=245, var_460_arg_0=0, var_460_arg_1=0, var_460_arg_2=245, var_461=0, var_462=245, var_462_arg_0=0, var_462_arg_1=0, var_462_arg_2=245, var_464=2, var_464_arg_0=1, var_464_arg_1=2, var_464_arg_2=2, var_465=0, var_466=2, var_466_arg_0=0, var_466_arg_1=0, var_466_arg_2=2, var_468=0, var_468_arg_0=1, var_468_arg_1=0, var_468_arg_2=0, var_469=0, var_469_arg_0=0, var_469_arg_1=0, var_469_arg_2=0, var_46_arg_0=1, var_47=0, var_471=0, var_471_arg_0=0, var_471_arg_1=0, var_471_arg_2=0, var_472=0, var_472_arg_0=0, var_472_arg_1=0, var_472_arg_2=0, var_474=22, var_474_arg_0=0, var_474_arg_1=0, var_474_arg_2=22, var_475=22, var_475_arg_0=0, var_475_arg_1=0, var_475_arg_2=22, var_477=36, var_477_arg_0=0, var_477_arg_1=0, var_477_arg_2=36, var_478=36, var_478_arg_0=0, var_478_arg_1=0, var_478_arg_2=36, var_47_arg_0=38, var_47_arg_1=1, var_48=0, var_480=0, var_480_arg_0=1, var_480_arg_1=0, var_480_arg_2=1, var_481=0, var_481_arg_0=0, var_481_arg_1=0, var_481_arg_2=0, var_483=0, var_483_arg_0=0, var_483_arg_1=0, var_483_arg_2=0, var_484=0, var_484_arg_0=0, var_484_arg_1=0, var_484_arg_2=0, var_486=0, var_486_arg_0=1, var_486_arg_1=0, var_486_arg_2=251, var_487=0, var_487_arg_0=0, var_487_arg_1=0, var_487_arg_2=0, var_489=1, var_489_arg_0=1, var_489_arg_1=1, var_489_arg_2=245, var_48_arg_0=0, var_48_arg_1=0, var_48_arg_2=0, var_490=1, var_490_arg_0=0, var_490_arg_1=0, var_490_arg_2=1, var_492=0, var_492_arg_0=1, var_492_arg_1=0, var_492_arg_2=255, var_493=0, var_493_arg_0=0, var_493_arg_1=0, var_493_arg_2=0, var_495=0, var_495_arg_0=0, var_495_arg_1=1, var_495_arg_2=0, var_496=0, var_496_arg_0=0, var_496_arg_1=0, var_496_arg_2=0, var_498=6, var_498_arg_0=0, var_498_arg_1=1, var_498_arg_2=6, var_499=6, var_499_arg_0=0, var_499_arg_1=0, var_499_arg_2=6, var_50=1, var_501=1, var_501_arg_0=0, var_501_arg_1=1, var_501_arg_2=1, var_502=1, var_502_arg_0=0, var_502_arg_1=0, var_502_arg_2=1, var_504=1, var_504_arg_0=1, var_504_arg_1=1, var_504_arg_2=0, var_505=1, var_505_arg_0=0, var_505_arg_1=0, var_505_arg_2=1, var_507=0, var_507_arg_0=0, var_507_arg_1=1, var_507_arg_2=0, var_508=0, var_508_arg_0=0, var_508_arg_1=0, var_508_arg_2=0, var_50_arg_0=38, var_51=0, var_510=0, var_510_arg_0=0, var_510_arg_1=1, var_510_arg_2=0, var_511=0, var_511_arg_0=0, var_511_arg_1=0, var_511_arg_2=0, var_513=1, var_513_arg_0=0, var_513_arg_1=1, var_513_arg_2=1, var_514=1, var_514_arg_0=0, var_514_arg_1=0, var_514_arg_2=1, var_516=1, var_516_arg_0=1, var_516_arg_1=1, var_516_arg_2=1, var_517=1, var_517_arg_0=0, var_517_arg_1=0, var_517_arg_2=1, var_519=1, var_519_arg_0=1, var_519_arg_1=1, var_519_arg_2=1, var_51_arg_0=1, var_52=0, var_520=1, var_520_arg_0=0, var_520_arg_1=0, var_520_arg_2=1, var_522=0, var_522_arg_0=1, var_522_arg_1=0, var_522_arg_2=240, var_523=0, var_523_arg_0=0, var_523_arg_1=0, var_523_arg_2=0, var_525=1, var_525_arg_0=1, var_525_arg_1=1, var_525_arg_2=1, var_526=1, var_526_arg_0=0, var_526_arg_1=0, var_526_arg_2=1, var_528=1, var_528_arg_0=1, var_529=10, var_529_arg_0=9, var_529_arg_1=1, var_52_arg_0=0, var_52_arg_1=251, var_52_arg_2=0, var_53=0, var_530=1, var_530_arg_0=1, var_531=9, var_531_arg_0=10, var_531_arg_1=1, var_532=9, var_533=255, var_533_arg_0=0, var_533_arg_1=9, var_533_arg_2=9, var_535=0, var_535_arg_0=0, var_536=10, var_536_arg_0=10, var_536_arg_1=0, var_537=1, var_537_arg_0=1, var_538=9, var_538_arg_0=10, var_538_arg_1=1, var_539=1, var_539_arg_0=0, var_539_arg_1=9, var_539_arg_2=9, var_53_arg_0=1, var_53_arg_1=2, var_54=0, var_541=1, var_541_arg_0=1, var_542=1, var_542_arg_0=0, var_542_arg_1=1, var_543=1, var_543_arg_0=1, var_544=0, var_544_arg_0=1, var_544_arg_1=1, var_545=0, var_545_arg_0=0, var_545_arg_1=0, var_545_arg_2=0, var_547=1, var_547_arg_0=1, var_548=254, var_548_arg_0=253, var_548_arg_1=1, var_549=0, var_549_arg_0=0, var_54_arg_0=0, var_54_arg_1=0, var_55=0, var_550=254, var_550_arg_0=254, var_550_arg_1=0, var_551=254, var_551_arg_0=0, var_551_arg_1=0, var_551_arg_2=254, var_554=3, var_554_arg_0=1, var_554_arg_1=3, var_554_arg_2=2, var_555=3, var_555_arg_0=0, var_555_arg_1=0, var_555_arg_2=3, var_557=238, var_557_arg_0=1, var_557_arg_1=238, var_557_arg_2=237, var_558=238, var_558_arg_0=0, var_558_arg_1=0, var_558_arg_2=238, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_58=0, var_58_arg_0=0, var_58_arg_1=0, var_60=0, var_60_arg_0=0, var_60_arg_1=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_63=0, var_63_arg_0=0, var_63_arg_1=0, var_64=0, var_64_arg_0=0, var_64_arg_1=0, var_68=1, var_68_arg_0=255, var_69=0, var_69_arg_0=1, var_69_arg_1=7, var_70=245, var_70_arg_0=0, var_70_arg_1=245, var_70_arg_2=245, var_72=0, var_72_arg_0=1, var_72_arg_1=6, var_73=245, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=245, var_75=0, var_75_arg_0=1, var_75_arg_1=5, var_76=245, var_76_arg_0=0, var_76_arg_1=6, var_76_arg_2=245, var_78=0, var_78_arg_0=1, var_78_arg_1=4, var_79=245, var_79_arg_0=0, var_79_arg_1=1, var_79_arg_2=245, var_81=0, var_81_arg_0=0, var_82=0, var_82_arg_0=1, var_82_arg_1=0, var_83=245, var_83_arg_0=0, var_83_arg_1=0, var_83_arg_2=245, var_85=1, var_85_arg_0=1, var_86=1, var_86_arg_0=1, var_86_arg_1=1, var_87=0, var_87_arg_0=1, var_87_arg_1=0, var_87_arg_2=245, var_89=1, var_89_arg_0=1, var_90=1, var_90_arg_0=1, var_90_arg_1=1, var_91=0, var_91_arg_0=1, var_91_arg_1=0, var_91_arg_2=0, var_93=1, var_93_arg_0=1, var_94=0, var_94_arg_0=1, var_95=0, var_95_arg_0=0, var_95_arg_1=1, var_95_arg_2=0, var_96=1, var_96_arg_0=2, var_97=1, var_97_arg_0=1, var_97_arg_1=1, var_98=0, var_98_arg_0=1, var_98_arg_1=1, var_99=0, var_99_arg_0=1, var_99_arg_1=0] [L145] CALL assume_abort_if_not(constr_142_arg_0) VAL [\old(cond)=1] [L21] COND FALSE !(!cond) [L145] RET assume_abort_if_not(constr_142_arg_0) VAL [bad_194_arg_0=0, constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, constr_169_arg_0=1, constr_175_arg_0=1, constr_182_arg_0=1, constr_188_arg_0=1, init_171_arg_1=1, input_10=0, input_11=3, input_13=0, input_189=1, input_2=0, input_3=1, input_5=4, input_6=2, input_65=1, input_8=246, input_9=3, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, next_463_arg_1=245, next_467_arg_1=2, next_470_arg_1=0, next_473_arg_1=0, next_476_arg_1=22, next_479_arg_1=36, next_482_arg_1=0, next_485_arg_1=0, next_488_arg_1=0, next_491_arg_1=1, next_494_arg_1=0, next_497_arg_1=0, next_500_arg_1=6, next_503_arg_1=1, next_506_arg_1=1, next_509_arg_1=0, next_512_arg_1=0, next_515_arg_1=1, next_518_arg_1=1, next_521_arg_1=1, next_524_arg_1=0, next_527_arg_1=1, next_534_arg_1=255, next_540_arg_1=1, next_546_arg_1=0, next_552_arg_1=254, next_553_arg_1=0, next_556_arg_1=3, next_559_arg_1=238, state_110=1, state_111=1, state_114=0, state_130=1, state_134=255, state_14=245, state_143=1, state_152=0, state_16=2, state_161=254, state_170=0, state_22=0, state_233=3, state_26=0, state_30=22, state_328=238, state_34=36, state_39=0, state_44=0, state_49=0, state_66=1, state_67=0, state_71=0, state_74=6, state_77=1, state_80=1, state_84=0, state_88=0, state_92=1, var_100=0, var_100_arg_0=1, var_100_arg_1=0, var_101=0, var_101_arg_0=1, var_101_arg_1=0, var_102=0, var_102_arg_0=1, var_102_arg_1=0, var_103=0, var_103_arg_0=1, var_103_arg_1=0, var_104=27, var_104_arg_0=1, var_104_arg_1=0, var_105=0, var_105_arg_0=0, var_105_arg_1=27, var_106=0, var_106_arg_0=0, var_106_arg_1=0, var_112=254, var_112_arg_0=1, var_113=0, var_113_arg_0=1, var_113_arg_1=254, var_115=1, var_115_arg_0=240, var_116=0, var_116_arg_0=0, var_116_arg_1=1, var_117=246, var_117_arg_0=246, var_118=0, var_118_arg_0=1, var_119=0, var_119_arg_0=3, var_119_arg_1=0, var_120=0, var_120_arg_0=0, var_121=240, var_121_arg_0=240, var_121_arg_1=0, var_122=1, var_122_arg_0=1, var_123=239, var_123_arg_0=240, var_123_arg_1=1, var_124=0, var_125=0, var_125_arg_0=0, var_125_arg_1=0, var_125_arg_2=239, var_126=0, var_126_arg_0=0, var_127=0, var_127_arg_0=0, var_128=0, var_128_arg_0=0, var_128_arg_1=0, var_129=1, var_129_arg_0=0, var_131=0, var_131_arg_0=1, var_131_arg_1=0, var_132=1, var_132_arg_0=1, var_132_arg_1=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=255, var_137_arg_1=0, var_138=2, var_138_arg_0=246, var_139=1, var_139_arg_0=1, var_139_arg_1=2, var_140=2, var_140_arg_0=1, var_141=1, var_141_arg_0=1, var_141_arg_1=2, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=10, var_145_arg_1=0, var_146=1, var_146_arg_0=3, var_147=252, var_147_arg_0=1, var_148=0, var_148_arg_0=1, var_148_arg_1=252, var_149=1, var_149_arg_0=1, var_150=1, var_150_arg_0=0, var_150_arg_1=1, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=1, var_155_arg_0=0, var_156=0, var_156_arg_0=1, var_157=1, var_157_arg_0=1, var_157_arg_1=0, var_158=255, var_158_arg_0=1, var_159=1, var_159_arg_0=1, var_159_arg_1=255, var_162=1, var_162_arg_0=253, var_163=5, var_163_arg_0=1, var_164=0, var_164_arg_0=5, var_165=0, var_165_arg_0=0, var_166=0, var_166_arg_0=0, var_166_arg_1=0, var_167=51, var_167_arg_0=1, var_168=1, var_168_arg_0=0, var_168_arg_1=51, var_172=0, var_172_arg_0=0, var_172_arg_1=1, var_173=2, var_173_arg_0=1, var_174=1, var_174_arg_0=0, var_174_arg_1=2, var_176=8, var_177=1, var_177_arg_0=9, var_177_arg_1=8, var_178=11, var_178_arg_0=1, var_179=0, var_179_arg_0=1, var_179_arg_1=11, var_18=38, var_180=19, var_180_arg_0=1, var_181=1, var_181_arg_0=0, var_181_arg_1=19, var_183=1, var_183_arg_0=10, var_183_arg_1=8, var_184=1, var_184_arg_0=0, var_185=1, var_185_arg_0=1, var_185_arg_1=1, var_186=21, var_186_arg_0=1, var_187=1, var_187_arg_0=1, var_187_arg_1=21, var_18_arg_0=2, var_19=7, var_190=1, var_190_arg_0=1, var_190_arg_1=1, var_190_arg_2=1, var_191=0, var_191_arg_0=1, var_191_arg_1=0, var_191_arg_2=1, var_192=3, var_192_arg_0=1, var_193=0, var_193_arg_0=0, var_193_arg_1=3, var_195=1, var_195_arg_0=1, var_196=1, var_196_arg_0=1, var_197=1, var_197_arg_0=1, var_197_arg_1=1, var_199=1, var_199_arg_0=1, var_20=0, var_200=0, var_200_arg_0=1, var_201=0, var_201_arg_0=1, var_201_arg_1=0, var_20_arg_0=38, var_20_arg_1=7, var_21=0, var_217=1, var_217_arg_0=3, var_217_arg_1=1, var_218=1, var_218_arg_0=1, var_218_arg_1=0, var_21_arg_0=0, var_21_arg_1=245, var_21_arg_2=0, var_23=6, var_234=7, var_234_arg_0=2, var_235=1, var_235_arg_0=7, var_236=2, var_236_arg_0=1, var_237=0, var_237_arg_0=3, var_237_arg_1=2, var_24=0, var_242=1, var_242_arg_0=1, var_243=0, var_243_arg_0=7, var_243_arg_1=1, var_244=0, var_244_arg_0=3, var_244_arg_1=0, var_249=0, var_249_arg_0=0, var_24_arg_0=38, var_24_arg_1=6, var_25=0, var_250=0, var_250_arg_0=7, var_250_arg_1=0, var_251=0, var_251_arg_0=3, var_251_arg_1=0, var_256=7, var_256_arg_0=7, var_257=1, var_257_arg_0=7, var_257_arg_1=7, var_258=1, var_258_arg_0=3, var_258_arg_1=1, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_263=0, var_263_arg_0=7, var_263_arg_1=4, var_264=0, var_264_arg_0=3, var_264_arg_1=0, var_269=0, var_269_arg_0=7, var_269_arg_1=5, var_27=5, var_270=0, var_270_arg_0=3, var_270_arg_1=0, var_275=0, var_275_arg_0=7, var_275_arg_1=6, var_276=0, var_276_arg_0=3, var_276_arg_1=0, var_28=0, var_281=1, var_281_arg_0=7, var_281_arg_1=7, var_282=1, var_282_arg_0=3, var_282_arg_1=1, var_285=1, var_285_arg_0=1, var_286=0, var_286_arg_0=255, var_286_arg_1=1, var_28_arg_0=38, var_28_arg_1=5, var_29=0, var_291=1, var_291_arg_0=1, var_292=3, var_292_arg_0=2, var_292_arg_1=1, var_29_arg_0=0, var_29_arg_1=0, var_29_arg_2=0, var_31=4, var_312=1, var_312_arg_0=1, var_312_arg_1=0, var_313=1, var_313_arg_0=1, var_313_arg_1=0, var_32=0, var_329=6, var_329_arg_0=237, var_32_arg_0=38, var_32_arg_1=4, var_33=0, var_330=1, var_330_arg_0=6, var_331=1, var_331_arg_0=1, var_332=1, var_332_arg_0=1, var_332_arg_1=1, var_337=1, var_337_arg_0=1, var_338=0, var_338_arg_0=6, var_338_arg_1=1, var_339=0, var_339_arg_0=1, var_339_arg_1=0, var_33_arg_0=0, var_33_arg_1=22, var_33_arg_2=0, var_344=6, var_344_arg_0=6, var_345=1, var_345_arg_0=6, var_345_arg_1=6, var_346=1, var_346_arg_0=1, var_346_arg_1=1, var_35=3, var_351=7, var_351_arg_0=7, var_352=0, var_352_arg_0=6, var_352_arg_1=7, var_353=0, var_353_arg_0=1, var_353_arg_1=0, var_358=0, var_358_arg_0=6, var_358_arg_1=4, var_359=0, var_359_arg_0=1, var_359_arg_1=0, var_36=0, var_364=0, var_364_arg_0=6, var_364_arg_1=5, var_365=0, var_365_arg_0=1, var_365_arg_1=0, var_36_arg_0=0, var_37=0, var_370=1, var_370_arg_0=6, var_370_arg_1=6, var_371=1, var_371_arg_0=1, var_371_arg_1=1, var_376=0, var_376_arg_0=6, var_376_arg_1=7, var_377=0, var_377_arg_0=1, var_377_arg_1=0, var_37_arg_0=38, var_37_arg_1=0, var_38=0, var_380=0, var_380_arg_0=0, var_381=2, var_381_arg_0=2, var_381_arg_1=0, var_386=1, var_386_arg_0=1, var_387=238, var_387_arg_0=237, var_387_arg_1=1, var_38_arg_0=0, var_38_arg_1=36, var_38_arg_2=0, var_40=2, var_41=39, var_416=1, var_416_arg_0=1, var_416_arg_1=3, var_417=1, var_417_arg_0=1, var_417_arg_1=3, var_418=1, var_418_arg_0=1, var_418_arg_1=1, var_41_arg_0=39, var_42=0, var_421=1, var_421_arg_0=1, var_426=1, var_426_arg_0=1, var_426_arg_1=1, var_429=1, var_429_arg_0=0, var_429_arg_1=1, var_42_arg_0=38, var_42_arg_1=39, var_43=0, var_43_arg_0=0, var_43_arg_1=1, var_43_arg_2=0, var_441=3, var_441_arg_0=3, var_441_arg_1=1, var_442=1, var_442_arg_0=3, var_442_arg_1=0, var_443=1, var_443_arg_0=1, var_443_arg_1=1, var_45=1, var_46=1, var_460=245, var_460_arg_0=0, var_460_arg_1=0, var_460_arg_2=245, var_461=0, var_462=245, var_462_arg_0=0, var_462_arg_1=0, var_462_arg_2=245, var_464=2, var_464_arg_0=1, var_464_arg_1=2, var_464_arg_2=2, var_465=0, var_466=2, var_466_arg_0=0, var_466_arg_1=0, var_466_arg_2=2, var_468=0, var_468_arg_0=1, var_468_arg_1=0, var_468_arg_2=0, var_469=0, var_469_arg_0=0, var_469_arg_1=0, var_469_arg_2=0, var_46_arg_0=1, var_47=0, var_471=0, var_471_arg_0=0, var_471_arg_1=0, var_471_arg_2=0, var_472=0, var_472_arg_0=0, var_472_arg_1=0, var_472_arg_2=0, var_474=22, var_474_arg_0=0, var_474_arg_1=0, var_474_arg_2=22, var_475=22, var_475_arg_0=0, var_475_arg_1=0, var_475_arg_2=22, var_477=36, var_477_arg_0=0, var_477_arg_1=0, var_477_arg_2=36, var_478=36, var_478_arg_0=0, var_478_arg_1=0, var_478_arg_2=36, var_47_arg_0=38, var_47_arg_1=1, var_48=0, var_480=0, var_480_arg_0=1, var_480_arg_1=0, var_480_arg_2=1, var_481=0, var_481_arg_0=0, var_481_arg_1=0, var_481_arg_2=0, var_483=0, var_483_arg_0=0, var_483_arg_1=0, var_483_arg_2=0, var_484=0, var_484_arg_0=0, var_484_arg_1=0, var_484_arg_2=0, var_486=0, var_486_arg_0=1, var_486_arg_1=0, var_486_arg_2=251, var_487=0, var_487_arg_0=0, var_487_arg_1=0, var_487_arg_2=0, var_489=1, var_489_arg_0=1, var_489_arg_1=1, var_489_arg_2=245, var_48_arg_0=0, var_48_arg_1=0, var_48_arg_2=0, var_490=1, var_490_arg_0=0, var_490_arg_1=0, var_490_arg_2=1, var_492=0, var_492_arg_0=1, var_492_arg_1=0, var_492_arg_2=255, var_493=0, var_493_arg_0=0, var_493_arg_1=0, var_493_arg_2=0, var_495=0, var_495_arg_0=0, var_495_arg_1=1, var_495_arg_2=0, var_496=0, var_496_arg_0=0, var_496_arg_1=0, var_496_arg_2=0, var_498=6, var_498_arg_0=0, var_498_arg_1=1, var_498_arg_2=6, var_499=6, var_499_arg_0=0, var_499_arg_1=0, var_499_arg_2=6, var_50=1, var_501=1, var_501_arg_0=0, var_501_arg_1=1, var_501_arg_2=1, var_502=1, var_502_arg_0=0, var_502_arg_1=0, var_502_arg_2=1, var_504=1, var_504_arg_0=1, var_504_arg_1=1, var_504_arg_2=0, var_505=1, var_505_arg_0=0, var_505_arg_1=0, var_505_arg_2=1, var_507=0, var_507_arg_0=0, var_507_arg_1=1, var_507_arg_2=0, var_508=0, var_508_arg_0=0, var_508_arg_1=0, var_508_arg_2=0, var_50_arg_0=38, var_51=0, var_510=0, var_510_arg_0=0, var_510_arg_1=1, var_510_arg_2=0, var_511=0, var_511_arg_0=0, var_511_arg_1=0, var_511_arg_2=0, var_513=1, var_513_arg_0=0, var_513_arg_1=1, var_513_arg_2=1, var_514=1, var_514_arg_0=0, var_514_arg_1=0, var_514_arg_2=1, var_516=1, var_516_arg_0=1, var_516_arg_1=1, var_516_arg_2=1, var_517=1, var_517_arg_0=0, var_517_arg_1=0, var_517_arg_2=1, var_519=1, var_519_arg_0=1, var_519_arg_1=1, var_519_arg_2=1, var_51_arg_0=1, var_52=0, var_520=1, var_520_arg_0=0, var_520_arg_1=0, var_520_arg_2=1, var_522=0, var_522_arg_0=1, var_522_arg_1=0, var_522_arg_2=240, var_523=0, var_523_arg_0=0, var_523_arg_1=0, var_523_arg_2=0, var_525=1, var_525_arg_0=1, var_525_arg_1=1, var_525_arg_2=1, var_526=1, var_526_arg_0=0, var_526_arg_1=0, var_526_arg_2=1, var_528=1, var_528_arg_0=1, var_529=10, var_529_arg_0=9, var_529_arg_1=1, var_52_arg_0=0, var_52_arg_1=251, var_52_arg_2=0, var_53=0, var_530=1, var_530_arg_0=1, var_531=9, var_531_arg_0=10, var_531_arg_1=1, var_532=9, var_533=255, var_533_arg_0=0, var_533_arg_1=9, var_533_arg_2=9, var_535=0, var_535_arg_0=0, var_536=10, var_536_arg_0=10, var_536_arg_1=0, var_537=1, var_537_arg_0=1, var_538=9, var_538_arg_0=10, var_538_arg_1=1, var_539=1, var_539_arg_0=0, var_539_arg_1=9, var_539_arg_2=9, var_53_arg_0=1, var_53_arg_1=2, var_54=0, var_541=1, var_541_arg_0=1, var_542=1, var_542_arg_0=0, var_542_arg_1=1, var_543=1, var_543_arg_0=1, var_544=0, var_544_arg_0=1, var_544_arg_1=1, var_545=0, var_545_arg_0=0, var_545_arg_1=0, var_545_arg_2=0, var_547=1, var_547_arg_0=1, var_548=254, var_548_arg_0=253, var_548_arg_1=1, var_549=0, var_549_arg_0=0, var_54_arg_0=0, var_54_arg_1=0, var_55=0, var_550=254, var_550_arg_0=254, var_550_arg_1=0, var_551=254, var_551_arg_0=0, var_551_arg_1=0, var_551_arg_2=254, var_554=3, var_554_arg_0=1, var_554_arg_1=3, var_554_arg_2=2, var_555=3, var_555_arg_0=0, var_555_arg_1=0, var_555_arg_2=3, var_557=238, var_557_arg_0=1, var_557_arg_1=238, var_557_arg_2=237, var_558=238, var_558_arg_0=0, var_558_arg_1=0, var_558_arg_2=238, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_58=0, var_58_arg_0=0, var_58_arg_1=0, var_60=0, var_60_arg_0=0, var_60_arg_1=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_63=0, var_63_arg_0=0, var_63_arg_1=0, var_64=0, var_64_arg_0=0, var_64_arg_1=0, var_68=1, var_68_arg_0=255, var_69=0, var_69_arg_0=1, var_69_arg_1=7, var_70=245, var_70_arg_0=0, var_70_arg_1=245, var_70_arg_2=245, var_72=0, var_72_arg_0=1, var_72_arg_1=6, var_73=245, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=245, var_75=0, var_75_arg_0=1, var_75_arg_1=5, var_76=245, var_76_arg_0=0, var_76_arg_1=6, var_76_arg_2=245, var_78=0, var_78_arg_0=1, var_78_arg_1=4, var_79=245, var_79_arg_0=0, var_79_arg_1=1, var_79_arg_2=245, var_81=0, var_81_arg_0=0, var_82=0, var_82_arg_0=1, var_82_arg_1=0, var_83=245, var_83_arg_0=0, var_83_arg_1=0, var_83_arg_2=245, var_85=1, var_85_arg_0=1, var_86=1, var_86_arg_0=1, var_86_arg_1=1, var_87=0, var_87_arg_0=1, var_87_arg_1=0, var_87_arg_2=245, var_89=1, var_89_arg_0=1, var_90=1, var_90_arg_0=1, var_90_arg_1=1, var_91=0, var_91_arg_0=1, var_91_arg_1=0, var_91_arg_2=0, var_93=1, var_93_arg_0=1, var_94=0, var_94_arg_0=1, var_95=0, var_95_arg_0=0, var_95_arg_1=1, var_95_arg_2=0, var_96=1, var_96_arg_0=2, var_97=1, var_97_arg_0=1, var_97_arg_1=1, var_98=0, var_98_arg_0=1, var_98_arg_1=1, var_99=0, var_99_arg_0=1, var_99_arg_1=0] [L146] SORT_1 var_144_arg_0 = var_135; [L147] var_144_arg_0 = var_144_arg_0 & mask_SORT_1 [L148] SORT_15 var_144 = var_144_arg_0; [L149] SORT_15 var_145_arg_0 = state_143; [L150] SORT_15 var_145_arg_1 = var_144; [L151] SORT_1 var_145 = var_145_arg_0 > var_145_arg_1; [L152] SORT_7 var_146_arg_0 = input_8; [L153] SORT_1 var_146 = var_146_arg_0 >> 1; [L154] SORT_1 var_147_arg_0 = var_146; [L155] SORT_1 var_147 = ~var_147_arg_0; [L156] SORT_1 var_148_arg_0 = var_145; [L157] SORT_1 var_148_arg_1 = var_147; [L158] SORT_1 var_148 = var_148_arg_0 | var_148_arg_1; [L159] SORT_1 var_149_arg_0 = var_45; [L160] SORT_1 var_149 = ~var_149_arg_0; [L161] SORT_1 var_150_arg_0 = var_148; [L162] SORT_1 var_150_arg_1 = var_149; [L163] SORT_1 var_150 = var_150_arg_0 | var_150_arg_1; [L164] var_150 = var_150 & mask_SORT_1 [L165] SORT_1 constr_151_arg_0 = var_150; VAL [bad_194_arg_0=0, constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, constr_169_arg_0=1, constr_175_arg_0=1, constr_182_arg_0=1, constr_188_arg_0=1, init_171_arg_1=1, input_10=0, input_11=3, input_13=0, input_189=1, input_2=0, input_3=1, input_5=4, input_6=2, input_65=1, input_8=246, input_9=3, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, next_463_arg_1=245, next_467_arg_1=2, next_470_arg_1=0, next_473_arg_1=0, next_476_arg_1=22, next_479_arg_1=36, next_482_arg_1=0, next_485_arg_1=0, next_488_arg_1=0, next_491_arg_1=1, next_494_arg_1=0, next_497_arg_1=0, next_500_arg_1=6, next_503_arg_1=1, next_506_arg_1=1, next_509_arg_1=0, next_512_arg_1=0, next_515_arg_1=1, next_518_arg_1=1, next_521_arg_1=1, next_524_arg_1=0, next_527_arg_1=1, next_534_arg_1=255, next_540_arg_1=1, next_546_arg_1=0, next_552_arg_1=254, next_553_arg_1=0, next_556_arg_1=3, next_559_arg_1=238, state_110=1, state_111=1, state_114=0, state_130=1, state_134=255, state_14=245, state_143=1, state_152=0, state_16=2, state_161=254, state_170=0, state_22=0, state_233=3, state_26=0, state_30=22, state_328=238, state_34=36, state_39=0, state_44=0, state_49=0, state_66=1, state_67=0, state_71=0, state_74=6, state_77=1, state_80=1, state_84=0, state_88=0, state_92=1, var_100=0, var_100_arg_0=1, var_100_arg_1=0, var_101=0, var_101_arg_0=1, var_101_arg_1=0, var_102=0, var_102_arg_0=1, var_102_arg_1=0, var_103=0, var_103_arg_0=1, var_103_arg_1=0, var_104=27, var_104_arg_0=1, var_104_arg_1=0, var_105=0, var_105_arg_0=0, var_105_arg_1=27, var_106=0, var_106_arg_0=0, var_106_arg_1=0, var_112=254, var_112_arg_0=1, var_113=0, var_113_arg_0=1, var_113_arg_1=254, var_115=1, var_115_arg_0=240, var_116=0, var_116_arg_0=0, var_116_arg_1=1, var_117=246, var_117_arg_0=246, var_118=0, var_118_arg_0=1, var_119=0, var_119_arg_0=3, var_119_arg_1=0, var_120=0, var_120_arg_0=0, var_121=240, var_121_arg_0=240, var_121_arg_1=0, var_122=1, var_122_arg_0=1, var_123=239, var_123_arg_0=240, var_123_arg_1=1, var_124=0, var_125=0, var_125_arg_0=0, var_125_arg_1=0, var_125_arg_2=239, var_126=0, var_126_arg_0=0, var_127=0, var_127_arg_0=0, var_128=0, var_128_arg_0=0, var_128_arg_1=0, var_129=1, var_129_arg_0=0, var_131=0, var_131_arg_0=1, var_131_arg_1=0, var_132=1, var_132_arg_0=1, var_132_arg_1=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=255, var_137_arg_1=0, var_138=2, var_138_arg_0=246, var_139=1, var_139_arg_0=1, var_139_arg_1=2, var_140=2, var_140_arg_0=1, var_141=1, var_141_arg_0=1, var_141_arg_1=2, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=1, var_145_arg_1=0, var_146=123, var_146_arg_0=246, var_147=4, var_147_arg_0=123, var_148=1, var_148_arg_0=1, var_148_arg_1=4, var_149=2, var_149_arg_0=1, var_150=1, var_150_arg_0=1, var_150_arg_1=2, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=1, var_155_arg_0=0, var_156=0, var_156_arg_0=1, var_157=1, var_157_arg_0=1, var_157_arg_1=0, var_158=255, var_158_arg_0=1, var_159=1, var_159_arg_0=1, var_159_arg_1=255, var_162=1, var_162_arg_0=253, var_163=5, var_163_arg_0=1, var_164=0, var_164_arg_0=5, var_165=0, var_165_arg_0=0, var_166=0, var_166_arg_0=0, var_166_arg_1=0, var_167=51, var_167_arg_0=1, var_168=1, var_168_arg_0=0, var_168_arg_1=51, var_172=0, var_172_arg_0=0, var_172_arg_1=1, var_173=2, var_173_arg_0=1, var_174=1, var_174_arg_0=0, var_174_arg_1=2, var_176=8, var_177=1, var_177_arg_0=9, var_177_arg_1=8, var_178=11, var_178_arg_0=1, var_179=0, var_179_arg_0=1, var_179_arg_1=11, var_18=38, var_180=19, var_180_arg_0=1, var_181=1, var_181_arg_0=0, var_181_arg_1=19, var_183=1, var_183_arg_0=10, var_183_arg_1=8, var_184=1, var_184_arg_0=0, var_185=1, var_185_arg_0=1, var_185_arg_1=1, var_186=21, var_186_arg_0=1, var_187=1, var_187_arg_0=1, var_187_arg_1=21, var_18_arg_0=2, var_19=7, var_190=1, var_190_arg_0=1, var_190_arg_1=1, var_190_arg_2=1, var_191=0, var_191_arg_0=1, var_191_arg_1=0, var_191_arg_2=1, var_192=3, var_192_arg_0=1, var_193=0, var_193_arg_0=0, var_193_arg_1=3, var_195=1, var_195_arg_0=1, var_196=1, var_196_arg_0=1, var_197=1, var_197_arg_0=1, var_197_arg_1=1, var_199=1, var_199_arg_0=1, var_20=0, var_200=0, var_200_arg_0=1, var_201=0, var_201_arg_0=1, var_201_arg_1=0, var_20_arg_0=38, var_20_arg_1=7, var_21=0, var_217=1, var_217_arg_0=3, var_217_arg_1=1, var_218=1, var_218_arg_0=1, var_218_arg_1=0, var_21_arg_0=0, var_21_arg_1=245, var_21_arg_2=0, var_23=6, var_234=7, var_234_arg_0=2, var_235=1, var_235_arg_0=7, var_236=2, var_236_arg_0=1, var_237=0, var_237_arg_0=3, var_237_arg_1=2, var_24=0, var_242=1, var_242_arg_0=1, var_243=0, var_243_arg_0=7, var_243_arg_1=1, var_244=0, var_244_arg_0=3, var_244_arg_1=0, var_249=0, var_249_arg_0=0, var_24_arg_0=38, var_24_arg_1=6, var_25=0, var_250=0, var_250_arg_0=7, var_250_arg_1=0, var_251=0, var_251_arg_0=3, var_251_arg_1=0, var_256=7, var_256_arg_0=7, var_257=1, var_257_arg_0=7, var_257_arg_1=7, var_258=1, var_258_arg_0=3, var_258_arg_1=1, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_263=0, var_263_arg_0=7, var_263_arg_1=4, var_264=0, var_264_arg_0=3, var_264_arg_1=0, var_269=0, var_269_arg_0=7, var_269_arg_1=5, var_27=5, var_270=0, var_270_arg_0=3, var_270_arg_1=0, var_275=0, var_275_arg_0=7, var_275_arg_1=6, var_276=0, var_276_arg_0=3, var_276_arg_1=0, var_28=0, var_281=1, var_281_arg_0=7, var_281_arg_1=7, var_282=1, var_282_arg_0=3, var_282_arg_1=1, var_285=1, var_285_arg_0=1, var_286=0, var_286_arg_0=255, var_286_arg_1=1, var_28_arg_0=38, var_28_arg_1=5, var_29=0, var_291=1, var_291_arg_0=1, var_292=3, var_292_arg_0=2, var_292_arg_1=1, var_29_arg_0=0, var_29_arg_1=0, var_29_arg_2=0, var_31=4, var_312=1, var_312_arg_0=1, var_312_arg_1=0, var_313=1, var_313_arg_0=1, var_313_arg_1=0, var_32=0, var_329=6, var_329_arg_0=237, var_32_arg_0=38, var_32_arg_1=4, var_33=0, var_330=1, var_330_arg_0=6, var_331=1, var_331_arg_0=1, var_332=1, var_332_arg_0=1, var_332_arg_1=1, var_337=1, var_337_arg_0=1, var_338=0, var_338_arg_0=6, var_338_arg_1=1, var_339=0, var_339_arg_0=1, var_339_arg_1=0, var_33_arg_0=0, var_33_arg_1=22, var_33_arg_2=0, var_344=6, var_344_arg_0=6, var_345=1, var_345_arg_0=6, var_345_arg_1=6, var_346=1, var_346_arg_0=1, var_346_arg_1=1, var_35=3, var_351=7, var_351_arg_0=7, var_352=0, var_352_arg_0=6, var_352_arg_1=7, var_353=0, var_353_arg_0=1, var_353_arg_1=0, var_358=0, var_358_arg_0=6, var_358_arg_1=4, var_359=0, var_359_arg_0=1, var_359_arg_1=0, var_36=0, var_364=0, var_364_arg_0=6, var_364_arg_1=5, var_365=0, var_365_arg_0=1, var_365_arg_1=0, var_36_arg_0=0, var_37=0, var_370=1, var_370_arg_0=6, var_370_arg_1=6, var_371=1, var_371_arg_0=1, var_371_arg_1=1, var_376=0, var_376_arg_0=6, var_376_arg_1=7, var_377=0, var_377_arg_0=1, var_377_arg_1=0, var_37_arg_0=38, var_37_arg_1=0, var_38=0, var_380=0, var_380_arg_0=0, var_381=2, var_381_arg_0=2, var_381_arg_1=0, var_386=1, var_386_arg_0=1, var_387=238, var_387_arg_0=237, var_387_arg_1=1, var_38_arg_0=0, var_38_arg_1=36, var_38_arg_2=0, var_40=2, var_41=39, var_416=1, var_416_arg_0=1, var_416_arg_1=3, var_417=1, var_417_arg_0=1, var_417_arg_1=3, var_418=1, var_418_arg_0=1, var_418_arg_1=1, var_41_arg_0=39, var_42=0, var_421=1, var_421_arg_0=1, var_426=1, var_426_arg_0=1, var_426_arg_1=1, var_429=1, var_429_arg_0=0, var_429_arg_1=1, var_42_arg_0=38, var_42_arg_1=39, var_43=0, var_43_arg_0=0, var_43_arg_1=1, var_43_arg_2=0, var_441=3, var_441_arg_0=3, var_441_arg_1=1, var_442=1, var_442_arg_0=3, var_442_arg_1=0, var_443=1, var_443_arg_0=1, var_443_arg_1=1, var_45=1, var_46=1, var_460=245, var_460_arg_0=0, var_460_arg_1=0, var_460_arg_2=245, var_461=0, var_462=245, var_462_arg_0=0, var_462_arg_1=0, var_462_arg_2=245, var_464=2, var_464_arg_0=1, var_464_arg_1=2, var_464_arg_2=2, var_465=0, var_466=2, var_466_arg_0=0, var_466_arg_1=0, var_466_arg_2=2, var_468=0, var_468_arg_0=1, var_468_arg_1=0, var_468_arg_2=0, var_469=0, var_469_arg_0=0, var_469_arg_1=0, var_469_arg_2=0, var_46_arg_0=1, var_47=0, var_471=0, var_471_arg_0=0, var_471_arg_1=0, var_471_arg_2=0, var_472=0, var_472_arg_0=0, var_472_arg_1=0, var_472_arg_2=0, var_474=22, var_474_arg_0=0, var_474_arg_1=0, var_474_arg_2=22, var_475=22, var_475_arg_0=0, var_475_arg_1=0, var_475_arg_2=22, var_477=36, var_477_arg_0=0, var_477_arg_1=0, var_477_arg_2=36, var_478=36, var_478_arg_0=0, var_478_arg_1=0, var_478_arg_2=36, var_47_arg_0=38, var_47_arg_1=1, var_48=0, var_480=0, var_480_arg_0=1, var_480_arg_1=0, var_480_arg_2=1, var_481=0, var_481_arg_0=0, var_481_arg_1=0, var_481_arg_2=0, var_483=0, var_483_arg_0=0, var_483_arg_1=0, var_483_arg_2=0, var_484=0, var_484_arg_0=0, var_484_arg_1=0, var_484_arg_2=0, var_486=0, var_486_arg_0=1, var_486_arg_1=0, var_486_arg_2=251, var_487=0, var_487_arg_0=0, var_487_arg_1=0, var_487_arg_2=0, var_489=1, var_489_arg_0=1, var_489_arg_1=1, var_489_arg_2=245, var_48_arg_0=0, var_48_arg_1=0, var_48_arg_2=0, var_490=1, var_490_arg_0=0, var_490_arg_1=0, var_490_arg_2=1, var_492=0, var_492_arg_0=1, var_492_arg_1=0, var_492_arg_2=255, var_493=0, var_493_arg_0=0, var_493_arg_1=0, var_493_arg_2=0, var_495=0, var_495_arg_0=0, var_495_arg_1=1, var_495_arg_2=0, var_496=0, var_496_arg_0=0, var_496_arg_1=0, var_496_arg_2=0, var_498=6, var_498_arg_0=0, var_498_arg_1=1, var_498_arg_2=6, var_499=6, var_499_arg_0=0, var_499_arg_1=0, var_499_arg_2=6, var_50=1, var_501=1, var_501_arg_0=0, var_501_arg_1=1, var_501_arg_2=1, var_502=1, var_502_arg_0=0, var_502_arg_1=0, var_502_arg_2=1, var_504=1, var_504_arg_0=1, var_504_arg_1=1, var_504_arg_2=0, var_505=1, var_505_arg_0=0, var_505_arg_1=0, var_505_arg_2=1, var_507=0, var_507_arg_0=0, var_507_arg_1=1, var_507_arg_2=0, var_508=0, var_508_arg_0=0, var_508_arg_1=0, var_508_arg_2=0, var_50_arg_0=38, var_51=0, var_510=0, var_510_arg_0=0, var_510_arg_1=1, var_510_arg_2=0, var_511=0, var_511_arg_0=0, var_511_arg_1=0, var_511_arg_2=0, var_513=1, var_513_arg_0=0, var_513_arg_1=1, var_513_arg_2=1, var_514=1, var_514_arg_0=0, var_514_arg_1=0, var_514_arg_2=1, var_516=1, var_516_arg_0=1, var_516_arg_1=1, var_516_arg_2=1, var_517=1, var_517_arg_0=0, var_517_arg_1=0, var_517_arg_2=1, var_519=1, var_519_arg_0=1, var_519_arg_1=1, var_519_arg_2=1, var_51_arg_0=1, var_52=0, var_520=1, var_520_arg_0=0, var_520_arg_1=0, var_520_arg_2=1, var_522=0, var_522_arg_0=1, var_522_arg_1=0, var_522_arg_2=240, var_523=0, var_523_arg_0=0, var_523_arg_1=0, var_523_arg_2=0, var_525=1, var_525_arg_0=1, var_525_arg_1=1, var_525_arg_2=1, var_526=1, var_526_arg_0=0, var_526_arg_1=0, var_526_arg_2=1, var_528=1, var_528_arg_0=1, var_529=10, var_529_arg_0=9, var_529_arg_1=1, var_52_arg_0=0, var_52_arg_1=251, var_52_arg_2=0, var_53=0, var_530=1, var_530_arg_0=1, var_531=9, var_531_arg_0=10, var_531_arg_1=1, var_532=9, var_533=255, var_533_arg_0=0, var_533_arg_1=9, var_533_arg_2=9, var_535=0, var_535_arg_0=0, var_536=10, var_536_arg_0=10, var_536_arg_1=0, var_537=1, var_537_arg_0=1, var_538=9, var_538_arg_0=10, var_538_arg_1=1, var_539=1, var_539_arg_0=0, var_539_arg_1=9, var_539_arg_2=9, var_53_arg_0=1, var_53_arg_1=2, var_54=0, var_541=1, var_541_arg_0=1, var_542=1, var_542_arg_0=0, var_542_arg_1=1, var_543=1, var_543_arg_0=1, var_544=0, var_544_arg_0=1, var_544_arg_1=1, var_545=0, var_545_arg_0=0, var_545_arg_1=0, var_545_arg_2=0, var_547=1, var_547_arg_0=1, var_548=254, var_548_arg_0=253, var_548_arg_1=1, var_549=0, var_549_arg_0=0, var_54_arg_0=0, var_54_arg_1=0, var_55=0, var_550=254, var_550_arg_0=254, var_550_arg_1=0, var_551=254, var_551_arg_0=0, var_551_arg_1=0, var_551_arg_2=254, var_554=3, var_554_arg_0=1, var_554_arg_1=3, var_554_arg_2=2, var_555=3, var_555_arg_0=0, var_555_arg_1=0, var_555_arg_2=3, var_557=238, var_557_arg_0=1, var_557_arg_1=238, var_557_arg_2=237, var_558=238, var_558_arg_0=0, var_558_arg_1=0, var_558_arg_2=238, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_58=0, var_58_arg_0=0, var_58_arg_1=0, var_60=0, var_60_arg_0=0, var_60_arg_1=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_63=0, var_63_arg_0=0, var_63_arg_1=0, var_64=0, var_64_arg_0=0, var_64_arg_1=0, var_68=1, var_68_arg_0=255, var_69=0, var_69_arg_0=1, var_69_arg_1=7, var_70=245, var_70_arg_0=0, var_70_arg_1=245, var_70_arg_2=245, var_72=0, var_72_arg_0=1, var_72_arg_1=6, var_73=245, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=245, var_75=0, var_75_arg_0=1, var_75_arg_1=5, var_76=245, var_76_arg_0=0, var_76_arg_1=6, var_76_arg_2=245, var_78=0, var_78_arg_0=1, var_78_arg_1=4, var_79=245, var_79_arg_0=0, var_79_arg_1=1, var_79_arg_2=245, var_81=0, var_81_arg_0=0, var_82=0, var_82_arg_0=1, var_82_arg_1=0, var_83=245, var_83_arg_0=0, var_83_arg_1=0, var_83_arg_2=245, var_85=1, var_85_arg_0=1, var_86=1, var_86_arg_0=1, var_86_arg_1=1, var_87=0, var_87_arg_0=1, var_87_arg_1=0, var_87_arg_2=245, var_89=1, var_89_arg_0=1, var_90=1, var_90_arg_0=1, var_90_arg_1=1, var_91=0, var_91_arg_0=1, var_91_arg_1=0, var_91_arg_2=0, var_93=1, var_93_arg_0=1, var_94=0, var_94_arg_0=1, var_95=0, var_95_arg_0=0, var_95_arg_1=1, var_95_arg_2=0, var_96=1, var_96_arg_0=2, var_97=1, var_97_arg_0=1, var_97_arg_1=1, var_98=0, var_98_arg_0=1, var_98_arg_1=1, var_99=0, var_99_arg_0=1, var_99_arg_1=0] [L166] CALL assume_abort_if_not(constr_151_arg_0) VAL [\old(cond)=1] [L21] COND FALSE !(!cond) [L166] RET assume_abort_if_not(constr_151_arg_0) VAL [bad_194_arg_0=0, constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, constr_169_arg_0=1, constr_175_arg_0=1, constr_182_arg_0=1, constr_188_arg_0=1, init_171_arg_1=1, input_10=0, input_11=3, input_13=0, input_189=1, input_2=0, input_3=1, input_5=4, input_6=2, input_65=1, input_8=246, input_9=3, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, next_463_arg_1=245, next_467_arg_1=2, next_470_arg_1=0, next_473_arg_1=0, next_476_arg_1=22, next_479_arg_1=36, next_482_arg_1=0, next_485_arg_1=0, next_488_arg_1=0, next_491_arg_1=1, next_494_arg_1=0, next_497_arg_1=0, next_500_arg_1=6, next_503_arg_1=1, next_506_arg_1=1, next_509_arg_1=0, next_512_arg_1=0, next_515_arg_1=1, next_518_arg_1=1, next_521_arg_1=1, next_524_arg_1=0, next_527_arg_1=1, next_534_arg_1=255, next_540_arg_1=1, next_546_arg_1=0, next_552_arg_1=254, next_553_arg_1=0, next_556_arg_1=3, next_559_arg_1=238, state_110=1, state_111=1, state_114=0, state_130=1, state_134=255, state_14=245, state_143=1, state_152=0, state_16=2, state_161=254, state_170=0, state_22=0, state_233=3, state_26=0, state_30=22, state_328=238, state_34=36, state_39=0, state_44=0, state_49=0, state_66=1, state_67=0, state_71=0, state_74=6, state_77=1, state_80=1, state_84=0, state_88=0, state_92=1, var_100=0, var_100_arg_0=1, var_100_arg_1=0, var_101=0, var_101_arg_0=1, var_101_arg_1=0, var_102=0, var_102_arg_0=1, var_102_arg_1=0, var_103=0, var_103_arg_0=1, var_103_arg_1=0, var_104=27, var_104_arg_0=1, var_104_arg_1=0, var_105=0, var_105_arg_0=0, var_105_arg_1=27, var_106=0, var_106_arg_0=0, var_106_arg_1=0, var_112=254, var_112_arg_0=1, var_113=0, var_113_arg_0=1, var_113_arg_1=254, var_115=1, var_115_arg_0=240, var_116=0, var_116_arg_0=0, var_116_arg_1=1, var_117=246, var_117_arg_0=246, var_118=0, var_118_arg_0=1, var_119=0, var_119_arg_0=3, var_119_arg_1=0, var_120=0, var_120_arg_0=0, var_121=240, var_121_arg_0=240, var_121_arg_1=0, var_122=1, var_122_arg_0=1, var_123=239, var_123_arg_0=240, var_123_arg_1=1, var_124=0, var_125=0, var_125_arg_0=0, var_125_arg_1=0, var_125_arg_2=239, var_126=0, var_126_arg_0=0, var_127=0, var_127_arg_0=0, var_128=0, var_128_arg_0=0, var_128_arg_1=0, var_129=1, var_129_arg_0=0, var_131=0, var_131_arg_0=1, var_131_arg_1=0, var_132=1, var_132_arg_0=1, var_132_arg_1=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=255, var_137_arg_1=0, var_138=2, var_138_arg_0=246, var_139=1, var_139_arg_0=1, var_139_arg_1=2, var_140=2, var_140_arg_0=1, var_141=1, var_141_arg_0=1, var_141_arg_1=2, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=1, var_145_arg_1=0, var_146=123, var_146_arg_0=246, var_147=4, var_147_arg_0=123, var_148=1, var_148_arg_0=1, var_148_arg_1=4, var_149=2, var_149_arg_0=1, var_150=1, var_150_arg_0=1, var_150_arg_1=2, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=1, var_155_arg_0=0, var_156=0, var_156_arg_0=1, var_157=1, var_157_arg_0=1, var_157_arg_1=0, var_158=255, var_158_arg_0=1, var_159=1, var_159_arg_0=1, var_159_arg_1=255, var_162=1, var_162_arg_0=253, var_163=5, var_163_arg_0=1, var_164=0, var_164_arg_0=5, var_165=0, var_165_arg_0=0, var_166=0, var_166_arg_0=0, var_166_arg_1=0, var_167=51, var_167_arg_0=1, var_168=1, var_168_arg_0=0, var_168_arg_1=51, var_172=0, var_172_arg_0=0, var_172_arg_1=1, var_173=2, var_173_arg_0=1, var_174=1, var_174_arg_0=0, var_174_arg_1=2, var_176=8, var_177=1, var_177_arg_0=9, var_177_arg_1=8, var_178=11, var_178_arg_0=1, var_179=0, var_179_arg_0=1, var_179_arg_1=11, var_18=38, var_180=19, var_180_arg_0=1, var_181=1, var_181_arg_0=0, var_181_arg_1=19, var_183=1, var_183_arg_0=10, var_183_arg_1=8, var_184=1, var_184_arg_0=0, var_185=1, var_185_arg_0=1, var_185_arg_1=1, var_186=21, var_186_arg_0=1, var_187=1, var_187_arg_0=1, var_187_arg_1=21, var_18_arg_0=2, var_19=7, var_190=1, var_190_arg_0=1, var_190_arg_1=1, var_190_arg_2=1, var_191=0, var_191_arg_0=1, var_191_arg_1=0, var_191_arg_2=1, var_192=3, var_192_arg_0=1, var_193=0, var_193_arg_0=0, var_193_arg_1=3, var_195=1, var_195_arg_0=1, var_196=1, var_196_arg_0=1, var_197=1, var_197_arg_0=1, var_197_arg_1=1, var_199=1, var_199_arg_0=1, var_20=0, var_200=0, var_200_arg_0=1, var_201=0, var_201_arg_0=1, var_201_arg_1=0, var_20_arg_0=38, var_20_arg_1=7, var_21=0, var_217=1, var_217_arg_0=3, var_217_arg_1=1, var_218=1, var_218_arg_0=1, var_218_arg_1=0, var_21_arg_0=0, var_21_arg_1=245, var_21_arg_2=0, var_23=6, var_234=7, var_234_arg_0=2, var_235=1, var_235_arg_0=7, var_236=2, var_236_arg_0=1, var_237=0, var_237_arg_0=3, var_237_arg_1=2, var_24=0, var_242=1, var_242_arg_0=1, var_243=0, var_243_arg_0=7, var_243_arg_1=1, var_244=0, var_244_arg_0=3, var_244_arg_1=0, var_249=0, var_249_arg_0=0, var_24_arg_0=38, var_24_arg_1=6, var_25=0, var_250=0, var_250_arg_0=7, var_250_arg_1=0, var_251=0, var_251_arg_0=3, var_251_arg_1=0, var_256=7, var_256_arg_0=7, var_257=1, var_257_arg_0=7, var_257_arg_1=7, var_258=1, var_258_arg_0=3, var_258_arg_1=1, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_263=0, var_263_arg_0=7, var_263_arg_1=4, var_264=0, var_264_arg_0=3, var_264_arg_1=0, var_269=0, var_269_arg_0=7, var_269_arg_1=5, var_27=5, var_270=0, var_270_arg_0=3, var_270_arg_1=0, var_275=0, var_275_arg_0=7, var_275_arg_1=6, var_276=0, var_276_arg_0=3, var_276_arg_1=0, var_28=0, var_281=1, var_281_arg_0=7, var_281_arg_1=7, var_282=1, var_282_arg_0=3, var_282_arg_1=1, var_285=1, var_285_arg_0=1, var_286=0, var_286_arg_0=255, var_286_arg_1=1, var_28_arg_0=38, var_28_arg_1=5, var_29=0, var_291=1, var_291_arg_0=1, var_292=3, var_292_arg_0=2, var_292_arg_1=1, var_29_arg_0=0, var_29_arg_1=0, var_29_arg_2=0, var_31=4, var_312=1, var_312_arg_0=1, var_312_arg_1=0, var_313=1, var_313_arg_0=1, var_313_arg_1=0, var_32=0, var_329=6, var_329_arg_0=237, var_32_arg_0=38, var_32_arg_1=4, var_33=0, var_330=1, var_330_arg_0=6, var_331=1, var_331_arg_0=1, var_332=1, var_332_arg_0=1, var_332_arg_1=1, var_337=1, var_337_arg_0=1, var_338=0, var_338_arg_0=6, var_338_arg_1=1, var_339=0, var_339_arg_0=1, var_339_arg_1=0, var_33_arg_0=0, var_33_arg_1=22, var_33_arg_2=0, var_344=6, var_344_arg_0=6, var_345=1, var_345_arg_0=6, var_345_arg_1=6, var_346=1, var_346_arg_0=1, var_346_arg_1=1, var_35=3, var_351=7, var_351_arg_0=7, var_352=0, var_352_arg_0=6, var_352_arg_1=7, var_353=0, var_353_arg_0=1, var_353_arg_1=0, var_358=0, var_358_arg_0=6, var_358_arg_1=4, var_359=0, var_359_arg_0=1, var_359_arg_1=0, var_36=0, var_364=0, var_364_arg_0=6, var_364_arg_1=5, var_365=0, var_365_arg_0=1, var_365_arg_1=0, var_36_arg_0=0, var_37=0, var_370=1, var_370_arg_0=6, var_370_arg_1=6, var_371=1, var_371_arg_0=1, var_371_arg_1=1, var_376=0, var_376_arg_0=6, var_376_arg_1=7, var_377=0, var_377_arg_0=1, var_377_arg_1=0, var_37_arg_0=38, var_37_arg_1=0, var_38=0, var_380=0, var_380_arg_0=0, var_381=2, var_381_arg_0=2, var_381_arg_1=0, var_386=1, var_386_arg_0=1, var_387=238, var_387_arg_0=237, var_387_arg_1=1, var_38_arg_0=0, var_38_arg_1=36, var_38_arg_2=0, var_40=2, var_41=39, var_416=1, var_416_arg_0=1, var_416_arg_1=3, var_417=1, var_417_arg_0=1, var_417_arg_1=3, var_418=1, var_418_arg_0=1, var_418_arg_1=1, var_41_arg_0=39, var_42=0, var_421=1, var_421_arg_0=1, var_426=1, var_426_arg_0=1, var_426_arg_1=1, var_429=1, var_429_arg_0=0, var_429_arg_1=1, var_42_arg_0=38, var_42_arg_1=39, var_43=0, var_43_arg_0=0, var_43_arg_1=1, var_43_arg_2=0, var_441=3, var_441_arg_0=3, var_441_arg_1=1, var_442=1, var_442_arg_0=3, var_442_arg_1=0, var_443=1, var_443_arg_0=1, var_443_arg_1=1, var_45=1, var_46=1, var_460=245, var_460_arg_0=0, var_460_arg_1=0, var_460_arg_2=245, var_461=0, var_462=245, var_462_arg_0=0, var_462_arg_1=0, var_462_arg_2=245, var_464=2, var_464_arg_0=1, var_464_arg_1=2, var_464_arg_2=2, var_465=0, var_466=2, var_466_arg_0=0, var_466_arg_1=0, var_466_arg_2=2, var_468=0, var_468_arg_0=1, var_468_arg_1=0, var_468_arg_2=0, var_469=0, var_469_arg_0=0, var_469_arg_1=0, var_469_arg_2=0, var_46_arg_0=1, var_47=0, var_471=0, var_471_arg_0=0, var_471_arg_1=0, var_471_arg_2=0, var_472=0, var_472_arg_0=0, var_472_arg_1=0, var_472_arg_2=0, var_474=22, var_474_arg_0=0, var_474_arg_1=0, var_474_arg_2=22, var_475=22, var_475_arg_0=0, var_475_arg_1=0, var_475_arg_2=22, var_477=36, var_477_arg_0=0, var_477_arg_1=0, var_477_arg_2=36, var_478=36, var_478_arg_0=0, var_478_arg_1=0, var_478_arg_2=36, var_47_arg_0=38, var_47_arg_1=1, var_48=0, var_480=0, var_480_arg_0=1, var_480_arg_1=0, var_480_arg_2=1, var_481=0, var_481_arg_0=0, var_481_arg_1=0, var_481_arg_2=0, var_483=0, var_483_arg_0=0, var_483_arg_1=0, var_483_arg_2=0, var_484=0, var_484_arg_0=0, var_484_arg_1=0, var_484_arg_2=0, var_486=0, var_486_arg_0=1, var_486_arg_1=0, var_486_arg_2=251, var_487=0, var_487_arg_0=0, var_487_arg_1=0, var_487_arg_2=0, var_489=1, var_489_arg_0=1, var_489_arg_1=1, var_489_arg_2=245, var_48_arg_0=0, var_48_arg_1=0, var_48_arg_2=0, var_490=1, var_490_arg_0=0, var_490_arg_1=0, var_490_arg_2=1, var_492=0, var_492_arg_0=1, var_492_arg_1=0, var_492_arg_2=255, var_493=0, var_493_arg_0=0, var_493_arg_1=0, var_493_arg_2=0, var_495=0, var_495_arg_0=0, var_495_arg_1=1, var_495_arg_2=0, var_496=0, var_496_arg_0=0, var_496_arg_1=0, var_496_arg_2=0, var_498=6, var_498_arg_0=0, var_498_arg_1=1, var_498_arg_2=6, var_499=6, var_499_arg_0=0, var_499_arg_1=0, var_499_arg_2=6, var_50=1, var_501=1, var_501_arg_0=0, var_501_arg_1=1, var_501_arg_2=1, var_502=1, var_502_arg_0=0, var_502_arg_1=0, var_502_arg_2=1, var_504=1, var_504_arg_0=1, var_504_arg_1=1, var_504_arg_2=0, var_505=1, var_505_arg_0=0, var_505_arg_1=0, var_505_arg_2=1, var_507=0, var_507_arg_0=0, var_507_arg_1=1, var_507_arg_2=0, var_508=0, var_508_arg_0=0, var_508_arg_1=0, var_508_arg_2=0, var_50_arg_0=38, var_51=0, var_510=0, var_510_arg_0=0, var_510_arg_1=1, var_510_arg_2=0, var_511=0, var_511_arg_0=0, var_511_arg_1=0, var_511_arg_2=0, var_513=1, var_513_arg_0=0, var_513_arg_1=1, var_513_arg_2=1, var_514=1, var_514_arg_0=0, var_514_arg_1=0, var_514_arg_2=1, var_516=1, var_516_arg_0=1, var_516_arg_1=1, var_516_arg_2=1, var_517=1, var_517_arg_0=0, var_517_arg_1=0, var_517_arg_2=1, var_519=1, var_519_arg_0=1, var_519_arg_1=1, var_519_arg_2=1, var_51_arg_0=1, var_52=0, var_520=1, var_520_arg_0=0, var_520_arg_1=0, var_520_arg_2=1, var_522=0, var_522_arg_0=1, var_522_arg_1=0, var_522_arg_2=240, var_523=0, var_523_arg_0=0, var_523_arg_1=0, var_523_arg_2=0, var_525=1, var_525_arg_0=1, var_525_arg_1=1, var_525_arg_2=1, var_526=1, var_526_arg_0=0, var_526_arg_1=0, var_526_arg_2=1, var_528=1, var_528_arg_0=1, var_529=10, var_529_arg_0=9, var_529_arg_1=1, var_52_arg_0=0, var_52_arg_1=251, var_52_arg_2=0, var_53=0, var_530=1, var_530_arg_0=1, var_531=9, var_531_arg_0=10, var_531_arg_1=1, var_532=9, var_533=255, var_533_arg_0=0, var_533_arg_1=9, var_533_arg_2=9, var_535=0, var_535_arg_0=0, var_536=10, var_536_arg_0=10, var_536_arg_1=0, var_537=1, var_537_arg_0=1, var_538=9, var_538_arg_0=10, var_538_arg_1=1, var_539=1, var_539_arg_0=0, var_539_arg_1=9, var_539_arg_2=9, var_53_arg_0=1, var_53_arg_1=2, var_54=0, var_541=1, var_541_arg_0=1, var_542=1, var_542_arg_0=0, var_542_arg_1=1, var_543=1, var_543_arg_0=1, var_544=0, var_544_arg_0=1, var_544_arg_1=1, var_545=0, var_545_arg_0=0, var_545_arg_1=0, var_545_arg_2=0, var_547=1, var_547_arg_0=1, var_548=254, var_548_arg_0=253, var_548_arg_1=1, var_549=0, var_549_arg_0=0, var_54_arg_0=0, var_54_arg_1=0, var_55=0, var_550=254, var_550_arg_0=254, var_550_arg_1=0, var_551=254, var_551_arg_0=0, var_551_arg_1=0, var_551_arg_2=254, var_554=3, var_554_arg_0=1, var_554_arg_1=3, var_554_arg_2=2, var_555=3, var_555_arg_0=0, var_555_arg_1=0, var_555_arg_2=3, var_557=238, var_557_arg_0=1, var_557_arg_1=238, var_557_arg_2=237, var_558=238, var_558_arg_0=0, var_558_arg_1=0, var_558_arg_2=238, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_58=0, var_58_arg_0=0, var_58_arg_1=0, var_60=0, var_60_arg_0=0, var_60_arg_1=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_63=0, var_63_arg_0=0, var_63_arg_1=0, var_64=0, var_64_arg_0=0, var_64_arg_1=0, var_68=1, var_68_arg_0=255, var_69=0, var_69_arg_0=1, var_69_arg_1=7, var_70=245, var_70_arg_0=0, var_70_arg_1=245, var_70_arg_2=245, var_72=0, var_72_arg_0=1, var_72_arg_1=6, var_73=245, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=245, var_75=0, var_75_arg_0=1, var_75_arg_1=5, var_76=245, var_76_arg_0=0, var_76_arg_1=6, var_76_arg_2=245, var_78=0, var_78_arg_0=1, var_78_arg_1=4, var_79=245, var_79_arg_0=0, var_79_arg_1=1, var_79_arg_2=245, var_81=0, var_81_arg_0=0, var_82=0, var_82_arg_0=1, var_82_arg_1=0, var_83=245, var_83_arg_0=0, var_83_arg_1=0, var_83_arg_2=245, var_85=1, var_85_arg_0=1, var_86=1, var_86_arg_0=1, var_86_arg_1=1, var_87=0, var_87_arg_0=1, var_87_arg_1=0, var_87_arg_2=245, var_89=1, var_89_arg_0=1, var_90=1, var_90_arg_0=1, var_90_arg_1=1, var_91=0, var_91_arg_0=1, var_91_arg_1=0, var_91_arg_2=0, var_93=1, var_93_arg_0=1, var_94=0, var_94_arg_0=1, var_95=0, var_95_arg_0=0, var_95_arg_1=1, var_95_arg_2=0, var_96=1, var_96_arg_0=2, var_97=1, var_97_arg_0=1, var_97_arg_1=1, var_98=0, var_98_arg_0=1, var_98_arg_1=1, var_99=0, var_99_arg_0=1, var_99_arg_1=0] [L167] SORT_15 var_153_arg_0 = state_152; [L168] SORT_1 var_153 = var_153_arg_0 != 0; [L169] SORT_1 var_154_arg_0 = var_153; [L170] SORT_1 var_154 = ~var_154_arg_0; [L171] var_154 = var_154 & mask_SORT_1 [L172] SORT_1 var_155_arg_0 = var_154; [L173] SORT_1 var_155 = ~var_155_arg_0; [L174] SORT_1 var_96_arg_0 = input_6; [L175] SORT_1 var_96 = ~var_96_arg_0; [L176] SORT_1 var_97_arg_0 = input_9; [L177] SORT_1 var_97_arg_1 = var_96; [L178] SORT_1 var_97 = var_97_arg_0 & var_97_arg_1; [L179] var_97 = var_97 & mask_SORT_1 [L180] SORT_1 var_156_arg_0 = var_97; [L181] SORT_1 var_156 = ~var_156_arg_0; [L182] SORT_1 var_157_arg_0 = var_155; [L183] SORT_1 var_157_arg_1 = var_156; [L184] SORT_1 var_157 = var_157_arg_0 | var_157_arg_1; [L185] SORT_1 var_158_arg_0 = var_45; [L186] SORT_1 var_158 = ~var_158_arg_0; [L187] SORT_1 var_159_arg_0 = var_157; [L188] SORT_1 var_159_arg_1 = var_158; [L189] SORT_1 var_159 = var_159_arg_0 | var_159_arg_1; [L190] var_159 = var_159 & mask_SORT_1 [L191] SORT_1 constr_160_arg_0 = var_159; VAL [bad_194_arg_0=0, constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, constr_169_arg_0=1, constr_175_arg_0=1, constr_182_arg_0=1, constr_188_arg_0=1, init_171_arg_1=1, input_10=0, input_11=3, input_13=0, input_189=1, input_2=0, input_3=1, input_5=4, input_6=2, input_65=1, input_8=246, input_9=3, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, next_463_arg_1=245, next_467_arg_1=2, next_470_arg_1=0, next_473_arg_1=0, next_476_arg_1=22, next_479_arg_1=36, next_482_arg_1=0, next_485_arg_1=0, next_488_arg_1=0, next_491_arg_1=1, next_494_arg_1=0, next_497_arg_1=0, next_500_arg_1=6, next_503_arg_1=1, next_506_arg_1=1, next_509_arg_1=0, next_512_arg_1=0, next_515_arg_1=1, next_518_arg_1=1, next_521_arg_1=1, next_524_arg_1=0, next_527_arg_1=1, next_534_arg_1=255, next_540_arg_1=1, next_546_arg_1=0, next_552_arg_1=254, next_553_arg_1=0, next_556_arg_1=3, next_559_arg_1=238, state_110=1, state_111=1, state_114=0, state_130=1, state_134=255, state_14=245, state_143=1, state_152=0, state_16=2, state_161=254, state_170=0, state_22=0, state_233=3, state_26=0, state_30=22, state_328=238, state_34=36, state_39=0, state_44=0, state_49=0, state_66=1, state_67=0, state_71=0, state_74=6, state_77=1, state_80=1, state_84=0, state_88=0, state_92=1, var_100=0, var_100_arg_0=1, var_100_arg_1=0, var_101=0, var_101_arg_0=1, var_101_arg_1=0, var_102=0, var_102_arg_0=1, var_102_arg_1=0, var_103=0, var_103_arg_0=1, var_103_arg_1=0, var_104=27, var_104_arg_0=1, var_104_arg_1=0, var_105=0, var_105_arg_0=0, var_105_arg_1=27, var_106=0, var_106_arg_0=0, var_106_arg_1=0, var_112=254, var_112_arg_0=1, var_113=0, var_113_arg_0=1, var_113_arg_1=254, var_115=1, var_115_arg_0=240, var_116=0, var_116_arg_0=0, var_116_arg_1=1, var_117=246, var_117_arg_0=246, var_118=0, var_118_arg_0=1, var_119=0, var_119_arg_0=3, var_119_arg_1=0, var_120=0, var_120_arg_0=0, var_121=240, var_121_arg_0=240, var_121_arg_1=0, var_122=1, var_122_arg_0=1, var_123=239, var_123_arg_0=240, var_123_arg_1=1, var_124=0, var_125=0, var_125_arg_0=0, var_125_arg_1=0, var_125_arg_2=239, var_126=0, var_126_arg_0=0, var_127=0, var_127_arg_0=0, var_128=0, var_128_arg_0=0, var_128_arg_1=0, var_129=1, var_129_arg_0=0, var_131=0, var_131_arg_0=1, var_131_arg_1=0, var_132=1, var_132_arg_0=1, var_132_arg_1=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=255, var_137_arg_1=0, var_138=2, var_138_arg_0=246, var_139=1, var_139_arg_0=1, var_139_arg_1=2, var_140=2, var_140_arg_0=1, var_141=1, var_141_arg_0=1, var_141_arg_1=2, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=1, var_145_arg_1=0, var_146=123, var_146_arg_0=246, var_147=4, var_147_arg_0=123, var_148=1, var_148_arg_0=1, var_148_arg_1=4, var_149=2, var_149_arg_0=1, var_150=1, var_150_arg_0=1, var_150_arg_1=2, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=0, var_155_arg_0=0, var_156=13, var_156_arg_0=1, var_157=0, var_157_arg_0=0, var_157_arg_1=13, var_158=2, var_158_arg_0=1, var_159=1, var_159_arg_0=0, var_159_arg_1=2, var_162=1, var_162_arg_0=253, var_163=5, var_163_arg_0=1, var_164=0, var_164_arg_0=5, var_165=0, var_165_arg_0=0, var_166=0, var_166_arg_0=0, var_166_arg_1=0, var_167=51, var_167_arg_0=1, var_168=1, var_168_arg_0=0, var_168_arg_1=51, var_172=0, var_172_arg_0=0, var_172_arg_1=1, var_173=2, var_173_arg_0=1, var_174=1, var_174_arg_0=0, var_174_arg_1=2, var_176=8, var_177=1, var_177_arg_0=9, var_177_arg_1=8, var_178=11, var_178_arg_0=1, var_179=0, var_179_arg_0=1, var_179_arg_1=11, var_18=38, var_180=19, var_180_arg_0=1, var_181=1, var_181_arg_0=0, var_181_arg_1=19, var_183=1, var_183_arg_0=10, var_183_arg_1=8, var_184=1, var_184_arg_0=0, var_185=1, var_185_arg_0=1, var_185_arg_1=1, var_186=21, var_186_arg_0=1, var_187=1, var_187_arg_0=1, var_187_arg_1=21, var_18_arg_0=2, var_19=7, var_190=1, var_190_arg_0=1, var_190_arg_1=1, var_190_arg_2=1, var_191=0, var_191_arg_0=1, var_191_arg_1=0, var_191_arg_2=1, var_192=3, var_192_arg_0=1, var_193=0, var_193_arg_0=0, var_193_arg_1=3, var_195=1, var_195_arg_0=1, var_196=1, var_196_arg_0=1, var_197=1, var_197_arg_0=1, var_197_arg_1=1, var_199=1, var_199_arg_0=1, var_20=0, var_200=0, var_200_arg_0=1, var_201=0, var_201_arg_0=1, var_201_arg_1=0, var_20_arg_0=38, var_20_arg_1=7, var_21=0, var_217=1, var_217_arg_0=3, var_217_arg_1=1, var_218=1, var_218_arg_0=1, var_218_arg_1=0, var_21_arg_0=0, var_21_arg_1=245, var_21_arg_2=0, var_23=6, var_234=7, var_234_arg_0=2, var_235=1, var_235_arg_0=7, var_236=2, var_236_arg_0=1, var_237=0, var_237_arg_0=3, var_237_arg_1=2, var_24=0, var_242=1, var_242_arg_0=1, var_243=0, var_243_arg_0=7, var_243_arg_1=1, var_244=0, var_244_arg_0=3, var_244_arg_1=0, var_249=0, var_249_arg_0=0, var_24_arg_0=38, var_24_arg_1=6, var_25=0, var_250=0, var_250_arg_0=7, var_250_arg_1=0, var_251=0, var_251_arg_0=3, var_251_arg_1=0, var_256=7, var_256_arg_0=7, var_257=1, var_257_arg_0=7, var_257_arg_1=7, var_258=1, var_258_arg_0=3, var_258_arg_1=1, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_263=0, var_263_arg_0=7, var_263_arg_1=4, var_264=0, var_264_arg_0=3, var_264_arg_1=0, var_269=0, var_269_arg_0=7, var_269_arg_1=5, var_27=5, var_270=0, var_270_arg_0=3, var_270_arg_1=0, var_275=0, var_275_arg_0=7, var_275_arg_1=6, var_276=0, var_276_arg_0=3, var_276_arg_1=0, var_28=0, var_281=1, var_281_arg_0=7, var_281_arg_1=7, var_282=1, var_282_arg_0=3, var_282_arg_1=1, var_285=1, var_285_arg_0=1, var_286=0, var_286_arg_0=255, var_286_arg_1=1, var_28_arg_0=38, var_28_arg_1=5, var_29=0, var_291=1, var_291_arg_0=1, var_292=3, var_292_arg_0=2, var_292_arg_1=1, var_29_arg_0=0, var_29_arg_1=0, var_29_arg_2=0, var_31=4, var_312=1, var_312_arg_0=1, var_312_arg_1=0, var_313=1, var_313_arg_0=1, var_313_arg_1=0, var_32=0, var_329=6, var_329_arg_0=237, var_32_arg_0=38, var_32_arg_1=4, var_33=0, var_330=1, var_330_arg_0=6, var_331=1, var_331_arg_0=1, var_332=1, var_332_arg_0=1, var_332_arg_1=1, var_337=1, var_337_arg_0=1, var_338=0, var_338_arg_0=6, var_338_arg_1=1, var_339=0, var_339_arg_0=1, var_339_arg_1=0, var_33_arg_0=0, var_33_arg_1=22, var_33_arg_2=0, var_344=6, var_344_arg_0=6, var_345=1, var_345_arg_0=6, var_345_arg_1=6, var_346=1, var_346_arg_0=1, var_346_arg_1=1, var_35=3, var_351=7, var_351_arg_0=7, var_352=0, var_352_arg_0=6, var_352_arg_1=7, var_353=0, var_353_arg_0=1, var_353_arg_1=0, var_358=0, var_358_arg_0=6, var_358_arg_1=4, var_359=0, var_359_arg_0=1, var_359_arg_1=0, var_36=0, var_364=0, var_364_arg_0=6, var_364_arg_1=5, var_365=0, var_365_arg_0=1, var_365_arg_1=0, var_36_arg_0=0, var_37=0, var_370=1, var_370_arg_0=6, var_370_arg_1=6, var_371=1, var_371_arg_0=1, var_371_arg_1=1, var_376=0, var_376_arg_0=6, var_376_arg_1=7, var_377=0, var_377_arg_0=1, var_377_arg_1=0, var_37_arg_0=38, var_37_arg_1=0, var_38=0, var_380=0, var_380_arg_0=0, var_381=2, var_381_arg_0=2, var_381_arg_1=0, var_386=1, var_386_arg_0=1, var_387=238, var_387_arg_0=237, var_387_arg_1=1, var_38_arg_0=0, var_38_arg_1=36, var_38_arg_2=0, var_40=2, var_41=39, var_416=1, var_416_arg_0=1, var_416_arg_1=3, var_417=1, var_417_arg_0=1, var_417_arg_1=3, var_418=1, var_418_arg_0=1, var_418_arg_1=1, var_41_arg_0=39, var_42=0, var_421=1, var_421_arg_0=1, var_426=1, var_426_arg_0=1, var_426_arg_1=1, var_429=1, var_429_arg_0=0, var_429_arg_1=1, var_42_arg_0=38, var_42_arg_1=39, var_43=0, var_43_arg_0=0, var_43_arg_1=1, var_43_arg_2=0, var_441=3, var_441_arg_0=3, var_441_arg_1=1, var_442=1, var_442_arg_0=3, var_442_arg_1=0, var_443=1, var_443_arg_0=1, var_443_arg_1=1, var_45=1, var_46=1, var_460=245, var_460_arg_0=0, var_460_arg_1=0, var_460_arg_2=245, var_461=0, var_462=245, var_462_arg_0=0, var_462_arg_1=0, var_462_arg_2=245, var_464=2, var_464_arg_0=1, var_464_arg_1=2, var_464_arg_2=2, var_465=0, var_466=2, var_466_arg_0=0, var_466_arg_1=0, var_466_arg_2=2, var_468=0, var_468_arg_0=1, var_468_arg_1=0, var_468_arg_2=0, var_469=0, var_469_arg_0=0, var_469_arg_1=0, var_469_arg_2=0, var_46_arg_0=1, var_47=0, var_471=0, var_471_arg_0=0, var_471_arg_1=0, var_471_arg_2=0, var_472=0, var_472_arg_0=0, var_472_arg_1=0, var_472_arg_2=0, var_474=22, var_474_arg_0=0, var_474_arg_1=0, var_474_arg_2=22, var_475=22, var_475_arg_0=0, var_475_arg_1=0, var_475_arg_2=22, var_477=36, var_477_arg_0=0, var_477_arg_1=0, var_477_arg_2=36, var_478=36, var_478_arg_0=0, var_478_arg_1=0, var_478_arg_2=36, var_47_arg_0=38, var_47_arg_1=1, var_48=0, var_480=0, var_480_arg_0=1, var_480_arg_1=0, var_480_arg_2=1, var_481=0, var_481_arg_0=0, var_481_arg_1=0, var_481_arg_2=0, var_483=0, var_483_arg_0=0, var_483_arg_1=0, var_483_arg_2=0, var_484=0, var_484_arg_0=0, var_484_arg_1=0, var_484_arg_2=0, var_486=0, var_486_arg_0=1, var_486_arg_1=0, var_486_arg_2=251, var_487=0, var_487_arg_0=0, var_487_arg_1=0, var_487_arg_2=0, var_489=1, var_489_arg_0=1, var_489_arg_1=1, var_489_arg_2=245, var_48_arg_0=0, var_48_arg_1=0, var_48_arg_2=0, var_490=1, var_490_arg_0=0, var_490_arg_1=0, var_490_arg_2=1, var_492=0, var_492_arg_0=1, var_492_arg_1=0, var_492_arg_2=255, var_493=0, var_493_arg_0=0, var_493_arg_1=0, var_493_arg_2=0, var_495=0, var_495_arg_0=0, var_495_arg_1=1, var_495_arg_2=0, var_496=0, var_496_arg_0=0, var_496_arg_1=0, var_496_arg_2=0, var_498=6, var_498_arg_0=0, var_498_arg_1=1, var_498_arg_2=6, var_499=6, var_499_arg_0=0, var_499_arg_1=0, var_499_arg_2=6, var_50=1, var_501=1, var_501_arg_0=0, var_501_arg_1=1, var_501_arg_2=1, var_502=1, var_502_arg_0=0, var_502_arg_1=0, var_502_arg_2=1, var_504=1, var_504_arg_0=1, var_504_arg_1=1, var_504_arg_2=0, var_505=1, var_505_arg_0=0, var_505_arg_1=0, var_505_arg_2=1, var_507=0, var_507_arg_0=0, var_507_arg_1=1, var_507_arg_2=0, var_508=0, var_508_arg_0=0, var_508_arg_1=0, var_508_arg_2=0, var_50_arg_0=38, var_51=0, var_510=0, var_510_arg_0=0, var_510_arg_1=1, var_510_arg_2=0, var_511=0, var_511_arg_0=0, var_511_arg_1=0, var_511_arg_2=0, var_513=1, var_513_arg_0=0, var_513_arg_1=1, var_513_arg_2=1, var_514=1, var_514_arg_0=0, var_514_arg_1=0, var_514_arg_2=1, var_516=1, var_516_arg_0=1, var_516_arg_1=1, var_516_arg_2=1, var_517=1, var_517_arg_0=0, var_517_arg_1=0, var_517_arg_2=1, var_519=1, var_519_arg_0=1, var_519_arg_1=1, var_519_arg_2=1, var_51_arg_0=1, var_52=0, var_520=1, var_520_arg_0=0, var_520_arg_1=0, var_520_arg_2=1, var_522=0, var_522_arg_0=1, var_522_arg_1=0, var_522_arg_2=240, var_523=0, var_523_arg_0=0, var_523_arg_1=0, var_523_arg_2=0, var_525=1, var_525_arg_0=1, var_525_arg_1=1, var_525_arg_2=1, var_526=1, var_526_arg_0=0, var_526_arg_1=0, var_526_arg_2=1, var_528=1, var_528_arg_0=1, var_529=10, var_529_arg_0=9, var_529_arg_1=1, var_52_arg_0=0, var_52_arg_1=251, var_52_arg_2=0, var_53=0, var_530=1, var_530_arg_0=1, var_531=9, var_531_arg_0=10, var_531_arg_1=1, var_532=9, var_533=255, var_533_arg_0=0, var_533_arg_1=9, var_533_arg_2=9, var_535=0, var_535_arg_0=0, var_536=10, var_536_arg_0=10, var_536_arg_1=0, var_537=1, var_537_arg_0=1, var_538=9, var_538_arg_0=10, var_538_arg_1=1, var_539=1, var_539_arg_0=0, var_539_arg_1=9, var_539_arg_2=9, var_53_arg_0=1, var_53_arg_1=2, var_54=0, var_541=1, var_541_arg_0=1, var_542=1, var_542_arg_0=0, var_542_arg_1=1, var_543=1, var_543_arg_0=1, var_544=0, var_544_arg_0=1, var_544_arg_1=1, var_545=0, var_545_arg_0=0, var_545_arg_1=0, var_545_arg_2=0, var_547=1, var_547_arg_0=1, var_548=254, var_548_arg_0=253, var_548_arg_1=1, var_549=0, var_549_arg_0=0, var_54_arg_0=0, var_54_arg_1=0, var_55=0, var_550=254, var_550_arg_0=254, var_550_arg_1=0, var_551=254, var_551_arg_0=0, var_551_arg_1=0, var_551_arg_2=254, var_554=3, var_554_arg_0=1, var_554_arg_1=3, var_554_arg_2=2, var_555=3, var_555_arg_0=0, var_555_arg_1=0, var_555_arg_2=3, var_557=238, var_557_arg_0=1, var_557_arg_1=238, var_557_arg_2=237, var_558=238, var_558_arg_0=0, var_558_arg_1=0, var_558_arg_2=238, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_58=0, var_58_arg_0=0, var_58_arg_1=0, var_60=0, var_60_arg_0=0, var_60_arg_1=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_63=0, var_63_arg_0=0, var_63_arg_1=0, var_64=0, var_64_arg_0=0, var_64_arg_1=0, var_68=1, var_68_arg_0=255, var_69=0, var_69_arg_0=1, var_69_arg_1=7, var_70=245, var_70_arg_0=0, var_70_arg_1=245, var_70_arg_2=245, var_72=0, var_72_arg_0=1, var_72_arg_1=6, var_73=245, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=245, var_75=0, var_75_arg_0=1, var_75_arg_1=5, var_76=245, var_76_arg_0=0, var_76_arg_1=6, var_76_arg_2=245, var_78=0, var_78_arg_0=1, var_78_arg_1=4, var_79=245, var_79_arg_0=0, var_79_arg_1=1, var_79_arg_2=245, var_81=0, var_81_arg_0=0, var_82=0, var_82_arg_0=1, var_82_arg_1=0, var_83=245, var_83_arg_0=0, var_83_arg_1=0, var_83_arg_2=245, var_85=1, var_85_arg_0=1, var_86=1, var_86_arg_0=1, var_86_arg_1=1, var_87=0, var_87_arg_0=1, var_87_arg_1=0, var_87_arg_2=245, var_89=1, var_89_arg_0=1, var_90=1, var_90_arg_0=1, var_90_arg_1=1, var_91=0, var_91_arg_0=1, var_91_arg_1=0, var_91_arg_2=0, var_93=1, var_93_arg_0=1, var_94=0, var_94_arg_0=1, var_95=0, var_95_arg_0=0, var_95_arg_1=1, var_95_arg_2=0, var_96=3, var_96_arg_0=2, var_97=1, var_97_arg_0=3, var_97_arg_1=3, var_98=0, var_98_arg_0=1, var_98_arg_1=1, var_99=0, var_99_arg_0=1, var_99_arg_1=0] [L192] CALL assume_abort_if_not(constr_160_arg_0) VAL [\old(cond)=1] [L21] COND FALSE !(!cond) [L192] RET assume_abort_if_not(constr_160_arg_0) VAL [bad_194_arg_0=0, constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, constr_169_arg_0=1, constr_175_arg_0=1, constr_182_arg_0=1, constr_188_arg_0=1, init_171_arg_1=1, input_10=0, input_11=3, input_13=0, input_189=1, input_2=0, input_3=1, input_5=4, input_6=2, input_65=1, input_8=246, input_9=3, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, next_463_arg_1=245, next_467_arg_1=2, next_470_arg_1=0, next_473_arg_1=0, next_476_arg_1=22, next_479_arg_1=36, next_482_arg_1=0, next_485_arg_1=0, next_488_arg_1=0, next_491_arg_1=1, next_494_arg_1=0, next_497_arg_1=0, next_500_arg_1=6, next_503_arg_1=1, next_506_arg_1=1, next_509_arg_1=0, next_512_arg_1=0, next_515_arg_1=1, next_518_arg_1=1, next_521_arg_1=1, next_524_arg_1=0, next_527_arg_1=1, next_534_arg_1=255, next_540_arg_1=1, next_546_arg_1=0, next_552_arg_1=254, next_553_arg_1=0, next_556_arg_1=3, next_559_arg_1=238, state_110=1, state_111=1, state_114=0, state_130=1, state_134=255, state_14=245, state_143=1, state_152=0, state_16=2, state_161=254, state_170=0, state_22=0, state_233=3, state_26=0, state_30=22, state_328=238, state_34=36, state_39=0, state_44=0, state_49=0, state_66=1, state_67=0, state_71=0, state_74=6, state_77=1, state_80=1, state_84=0, state_88=0, state_92=1, var_100=0, var_100_arg_0=1, var_100_arg_1=0, var_101=0, var_101_arg_0=1, var_101_arg_1=0, var_102=0, var_102_arg_0=1, var_102_arg_1=0, var_103=0, var_103_arg_0=1, var_103_arg_1=0, var_104=27, var_104_arg_0=1, var_104_arg_1=0, var_105=0, var_105_arg_0=0, var_105_arg_1=27, var_106=0, var_106_arg_0=0, var_106_arg_1=0, var_112=254, var_112_arg_0=1, var_113=0, var_113_arg_0=1, var_113_arg_1=254, var_115=1, var_115_arg_0=240, var_116=0, var_116_arg_0=0, var_116_arg_1=1, var_117=246, var_117_arg_0=246, var_118=0, var_118_arg_0=1, var_119=0, var_119_arg_0=3, var_119_arg_1=0, var_120=0, var_120_arg_0=0, var_121=240, var_121_arg_0=240, var_121_arg_1=0, var_122=1, var_122_arg_0=1, var_123=239, var_123_arg_0=240, var_123_arg_1=1, var_124=0, var_125=0, var_125_arg_0=0, var_125_arg_1=0, var_125_arg_2=239, var_126=0, var_126_arg_0=0, var_127=0, var_127_arg_0=0, var_128=0, var_128_arg_0=0, var_128_arg_1=0, var_129=1, var_129_arg_0=0, var_131=0, var_131_arg_0=1, var_131_arg_1=0, var_132=1, var_132_arg_0=1, var_132_arg_1=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=255, var_137_arg_1=0, var_138=2, var_138_arg_0=246, var_139=1, var_139_arg_0=1, var_139_arg_1=2, var_140=2, var_140_arg_0=1, var_141=1, var_141_arg_0=1, var_141_arg_1=2, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=1, var_145_arg_1=0, var_146=123, var_146_arg_0=246, var_147=4, var_147_arg_0=123, var_148=1, var_148_arg_0=1, var_148_arg_1=4, var_149=2, var_149_arg_0=1, var_150=1, var_150_arg_0=1, var_150_arg_1=2, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=0, var_155_arg_0=0, var_156=13, var_156_arg_0=1, var_157=0, var_157_arg_0=0, var_157_arg_1=13, var_158=2, var_158_arg_0=1, var_159=1, var_159_arg_0=0, var_159_arg_1=2, var_162=1, var_162_arg_0=253, var_163=5, var_163_arg_0=1, var_164=0, var_164_arg_0=5, var_165=0, var_165_arg_0=0, var_166=0, var_166_arg_0=0, var_166_arg_1=0, var_167=51, var_167_arg_0=1, var_168=1, var_168_arg_0=0, var_168_arg_1=51, var_172=0, var_172_arg_0=0, var_172_arg_1=1, var_173=2, var_173_arg_0=1, var_174=1, var_174_arg_0=0, var_174_arg_1=2, var_176=8, var_177=1, var_177_arg_0=9, var_177_arg_1=8, var_178=11, var_178_arg_0=1, var_179=0, var_179_arg_0=1, var_179_arg_1=11, var_18=38, var_180=19, var_180_arg_0=1, var_181=1, var_181_arg_0=0, var_181_arg_1=19, var_183=1, var_183_arg_0=10, var_183_arg_1=8, var_184=1, var_184_arg_0=0, var_185=1, var_185_arg_0=1, var_185_arg_1=1, var_186=21, var_186_arg_0=1, var_187=1, var_187_arg_0=1, var_187_arg_1=21, var_18_arg_0=2, var_19=7, var_190=1, var_190_arg_0=1, var_190_arg_1=1, var_190_arg_2=1, var_191=0, var_191_arg_0=1, var_191_arg_1=0, var_191_arg_2=1, var_192=3, var_192_arg_0=1, var_193=0, var_193_arg_0=0, var_193_arg_1=3, var_195=1, var_195_arg_0=1, var_196=1, var_196_arg_0=1, var_197=1, var_197_arg_0=1, var_197_arg_1=1, var_199=1, var_199_arg_0=1, var_20=0, var_200=0, var_200_arg_0=1, var_201=0, var_201_arg_0=1, var_201_arg_1=0, var_20_arg_0=38, var_20_arg_1=7, var_21=0, var_217=1, var_217_arg_0=3, var_217_arg_1=1, var_218=1, var_218_arg_0=1, var_218_arg_1=0, var_21_arg_0=0, var_21_arg_1=245, var_21_arg_2=0, var_23=6, var_234=7, var_234_arg_0=2, var_235=1, var_235_arg_0=7, var_236=2, var_236_arg_0=1, var_237=0, var_237_arg_0=3, var_237_arg_1=2, var_24=0, var_242=1, var_242_arg_0=1, var_243=0, var_243_arg_0=7, var_243_arg_1=1, var_244=0, var_244_arg_0=3, var_244_arg_1=0, var_249=0, var_249_arg_0=0, var_24_arg_0=38, var_24_arg_1=6, var_25=0, var_250=0, var_250_arg_0=7, var_250_arg_1=0, var_251=0, var_251_arg_0=3, var_251_arg_1=0, var_256=7, var_256_arg_0=7, var_257=1, var_257_arg_0=7, var_257_arg_1=7, var_258=1, var_258_arg_0=3, var_258_arg_1=1, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_263=0, var_263_arg_0=7, var_263_arg_1=4, var_264=0, var_264_arg_0=3, var_264_arg_1=0, var_269=0, var_269_arg_0=7, var_269_arg_1=5, var_27=5, var_270=0, var_270_arg_0=3, var_270_arg_1=0, var_275=0, var_275_arg_0=7, var_275_arg_1=6, var_276=0, var_276_arg_0=3, var_276_arg_1=0, var_28=0, var_281=1, var_281_arg_0=7, var_281_arg_1=7, var_282=1, var_282_arg_0=3, var_282_arg_1=1, var_285=1, var_285_arg_0=1, var_286=0, var_286_arg_0=255, var_286_arg_1=1, var_28_arg_0=38, var_28_arg_1=5, var_29=0, var_291=1, var_291_arg_0=1, var_292=3, var_292_arg_0=2, var_292_arg_1=1, var_29_arg_0=0, var_29_arg_1=0, var_29_arg_2=0, var_31=4, var_312=1, var_312_arg_0=1, var_312_arg_1=0, var_313=1, var_313_arg_0=1, var_313_arg_1=0, var_32=0, var_329=6, var_329_arg_0=237, var_32_arg_0=38, var_32_arg_1=4, var_33=0, var_330=1, var_330_arg_0=6, var_331=1, var_331_arg_0=1, var_332=1, var_332_arg_0=1, var_332_arg_1=1, var_337=1, var_337_arg_0=1, var_338=0, var_338_arg_0=6, var_338_arg_1=1, var_339=0, var_339_arg_0=1, var_339_arg_1=0, var_33_arg_0=0, var_33_arg_1=22, var_33_arg_2=0, var_344=6, var_344_arg_0=6, var_345=1, var_345_arg_0=6, var_345_arg_1=6, var_346=1, var_346_arg_0=1, var_346_arg_1=1, var_35=3, var_351=7, var_351_arg_0=7, var_352=0, var_352_arg_0=6, var_352_arg_1=7, var_353=0, var_353_arg_0=1, var_353_arg_1=0, var_358=0, var_358_arg_0=6, var_358_arg_1=4, var_359=0, var_359_arg_0=1, var_359_arg_1=0, var_36=0, var_364=0, var_364_arg_0=6, var_364_arg_1=5, var_365=0, var_365_arg_0=1, var_365_arg_1=0, var_36_arg_0=0, var_37=0, var_370=1, var_370_arg_0=6, var_370_arg_1=6, var_371=1, var_371_arg_0=1, var_371_arg_1=1, var_376=0, var_376_arg_0=6, var_376_arg_1=7, var_377=0, var_377_arg_0=1, var_377_arg_1=0, var_37_arg_0=38, var_37_arg_1=0, var_38=0, var_380=0, var_380_arg_0=0, var_381=2, var_381_arg_0=2, var_381_arg_1=0, var_386=1, var_386_arg_0=1, var_387=238, var_387_arg_0=237, var_387_arg_1=1, var_38_arg_0=0, var_38_arg_1=36, var_38_arg_2=0, var_40=2, var_41=39, var_416=1, var_416_arg_0=1, var_416_arg_1=3, var_417=1, var_417_arg_0=1, var_417_arg_1=3, var_418=1, var_418_arg_0=1, var_418_arg_1=1, var_41_arg_0=39, var_42=0, var_421=1, var_421_arg_0=1, var_426=1, var_426_arg_0=1, var_426_arg_1=1, var_429=1, var_429_arg_0=0, var_429_arg_1=1, var_42_arg_0=38, var_42_arg_1=39, var_43=0, var_43_arg_0=0, var_43_arg_1=1, var_43_arg_2=0, var_441=3, var_441_arg_0=3, var_441_arg_1=1, var_442=1, var_442_arg_0=3, var_442_arg_1=0, var_443=1, var_443_arg_0=1, var_443_arg_1=1, var_45=1, var_46=1, var_460=245, var_460_arg_0=0, var_460_arg_1=0, var_460_arg_2=245, var_461=0, var_462=245, var_462_arg_0=0, var_462_arg_1=0, var_462_arg_2=245, var_464=2, var_464_arg_0=1, var_464_arg_1=2, var_464_arg_2=2, var_465=0, var_466=2, var_466_arg_0=0, var_466_arg_1=0, var_466_arg_2=2, var_468=0, var_468_arg_0=1, var_468_arg_1=0, var_468_arg_2=0, var_469=0, var_469_arg_0=0, var_469_arg_1=0, var_469_arg_2=0, var_46_arg_0=1, var_47=0, var_471=0, var_471_arg_0=0, var_471_arg_1=0, var_471_arg_2=0, var_472=0, var_472_arg_0=0, var_472_arg_1=0, var_472_arg_2=0, var_474=22, var_474_arg_0=0, var_474_arg_1=0, var_474_arg_2=22, var_475=22, var_475_arg_0=0, var_475_arg_1=0, var_475_arg_2=22, var_477=36, var_477_arg_0=0, var_477_arg_1=0, var_477_arg_2=36, var_478=36, var_478_arg_0=0, var_478_arg_1=0, var_478_arg_2=36, var_47_arg_0=38, var_47_arg_1=1, var_48=0, var_480=0, var_480_arg_0=1, var_480_arg_1=0, var_480_arg_2=1, var_481=0, var_481_arg_0=0, var_481_arg_1=0, var_481_arg_2=0, var_483=0, var_483_arg_0=0, var_483_arg_1=0, var_483_arg_2=0, var_484=0, var_484_arg_0=0, var_484_arg_1=0, var_484_arg_2=0, var_486=0, var_486_arg_0=1, var_486_arg_1=0, var_486_arg_2=251, var_487=0, var_487_arg_0=0, var_487_arg_1=0, var_487_arg_2=0, var_489=1, var_489_arg_0=1, var_489_arg_1=1, var_489_arg_2=245, var_48_arg_0=0, var_48_arg_1=0, var_48_arg_2=0, var_490=1, var_490_arg_0=0, var_490_arg_1=0, var_490_arg_2=1, var_492=0, var_492_arg_0=1, var_492_arg_1=0, var_492_arg_2=255, var_493=0, var_493_arg_0=0, var_493_arg_1=0, var_493_arg_2=0, var_495=0, var_495_arg_0=0, var_495_arg_1=1, var_495_arg_2=0, var_496=0, var_496_arg_0=0, var_496_arg_1=0, var_496_arg_2=0, var_498=6, var_498_arg_0=0, var_498_arg_1=1, var_498_arg_2=6, var_499=6, var_499_arg_0=0, var_499_arg_1=0, var_499_arg_2=6, var_50=1, var_501=1, var_501_arg_0=0, var_501_arg_1=1, var_501_arg_2=1, var_502=1, var_502_arg_0=0, var_502_arg_1=0, var_502_arg_2=1, var_504=1, var_504_arg_0=1, var_504_arg_1=1, var_504_arg_2=0, var_505=1, var_505_arg_0=0, var_505_arg_1=0, var_505_arg_2=1, var_507=0, var_507_arg_0=0, var_507_arg_1=1, var_507_arg_2=0, var_508=0, var_508_arg_0=0, var_508_arg_1=0, var_508_arg_2=0, var_50_arg_0=38, var_51=0, var_510=0, var_510_arg_0=0, var_510_arg_1=1, var_510_arg_2=0, var_511=0, var_511_arg_0=0, var_511_arg_1=0, var_511_arg_2=0, var_513=1, var_513_arg_0=0, var_513_arg_1=1, var_513_arg_2=1, var_514=1, var_514_arg_0=0, var_514_arg_1=0, var_514_arg_2=1, var_516=1, var_516_arg_0=1, var_516_arg_1=1, var_516_arg_2=1, var_517=1, var_517_arg_0=0, var_517_arg_1=0, var_517_arg_2=1, var_519=1, var_519_arg_0=1, var_519_arg_1=1, var_519_arg_2=1, var_51_arg_0=1, var_52=0, var_520=1, var_520_arg_0=0, var_520_arg_1=0, var_520_arg_2=1, var_522=0, var_522_arg_0=1, var_522_arg_1=0, var_522_arg_2=240, var_523=0, var_523_arg_0=0, var_523_arg_1=0, var_523_arg_2=0, var_525=1, var_525_arg_0=1, var_525_arg_1=1, var_525_arg_2=1, var_526=1, var_526_arg_0=0, var_526_arg_1=0, var_526_arg_2=1, var_528=1, var_528_arg_0=1, var_529=10, var_529_arg_0=9, var_529_arg_1=1, var_52_arg_0=0, var_52_arg_1=251, var_52_arg_2=0, var_53=0, var_530=1, var_530_arg_0=1, var_531=9, var_531_arg_0=10, var_531_arg_1=1, var_532=9, var_533=255, var_533_arg_0=0, var_533_arg_1=9, var_533_arg_2=9, var_535=0, var_535_arg_0=0, var_536=10, var_536_arg_0=10, var_536_arg_1=0, var_537=1, var_537_arg_0=1, var_538=9, var_538_arg_0=10, var_538_arg_1=1, var_539=1, var_539_arg_0=0, var_539_arg_1=9, var_539_arg_2=9, var_53_arg_0=1, var_53_arg_1=2, var_54=0, var_541=1, var_541_arg_0=1, var_542=1, var_542_arg_0=0, var_542_arg_1=1, var_543=1, var_543_arg_0=1, var_544=0, var_544_arg_0=1, var_544_arg_1=1, var_545=0, var_545_arg_0=0, var_545_arg_1=0, var_545_arg_2=0, var_547=1, var_547_arg_0=1, var_548=254, var_548_arg_0=253, var_548_arg_1=1, var_549=0, var_549_arg_0=0, var_54_arg_0=0, var_54_arg_1=0, var_55=0, var_550=254, var_550_arg_0=254, var_550_arg_1=0, var_551=254, var_551_arg_0=0, var_551_arg_1=0, var_551_arg_2=254, var_554=3, var_554_arg_0=1, var_554_arg_1=3, var_554_arg_2=2, var_555=3, var_555_arg_0=0, var_555_arg_1=0, var_555_arg_2=3, var_557=238, var_557_arg_0=1, var_557_arg_1=238, var_557_arg_2=237, var_558=238, var_558_arg_0=0, var_558_arg_1=0, var_558_arg_2=238, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_58=0, var_58_arg_0=0, var_58_arg_1=0, var_60=0, var_60_arg_0=0, var_60_arg_1=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_63=0, var_63_arg_0=0, var_63_arg_1=0, var_64=0, var_64_arg_0=0, var_64_arg_1=0, var_68=1, var_68_arg_0=255, var_69=0, var_69_arg_0=1, var_69_arg_1=7, var_70=245, var_70_arg_0=0, var_70_arg_1=245, var_70_arg_2=245, var_72=0, var_72_arg_0=1, var_72_arg_1=6, var_73=245, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=245, var_75=0, var_75_arg_0=1, var_75_arg_1=5, var_76=245, var_76_arg_0=0, var_76_arg_1=6, var_76_arg_2=245, var_78=0, var_78_arg_0=1, var_78_arg_1=4, var_79=245, var_79_arg_0=0, var_79_arg_1=1, var_79_arg_2=245, var_81=0, var_81_arg_0=0, var_82=0, var_82_arg_0=1, var_82_arg_1=0, var_83=245, var_83_arg_0=0, var_83_arg_1=0, var_83_arg_2=245, var_85=1, var_85_arg_0=1, var_86=1, var_86_arg_0=1, var_86_arg_1=1, var_87=0, var_87_arg_0=1, var_87_arg_1=0, var_87_arg_2=245, var_89=1, var_89_arg_0=1, var_90=1, var_90_arg_0=1, var_90_arg_1=1, var_91=0, var_91_arg_0=1, var_91_arg_1=0, var_91_arg_2=0, var_93=1, var_93_arg_0=1, var_94=0, var_94_arg_0=1, var_95=0, var_95_arg_0=0, var_95_arg_1=1, var_95_arg_2=0, var_96=3, var_96_arg_0=2, var_97=1, var_97_arg_0=3, var_97_arg_1=3, var_98=0, var_98_arg_0=1, var_98_arg_1=1, var_99=0, var_99_arg_0=1, var_99_arg_1=0] [L193] SORT_15 var_162_arg_0 = state_161; [L194] SORT_1 var_162 = var_162_arg_0 != 0; [L195] SORT_1 var_163_arg_0 = var_162; [L196] SORT_1 var_163 = ~var_163_arg_0; [L197] SORT_1 var_164_arg_0 = var_163; [L198] SORT_1 var_164 = ~var_164_arg_0; [L199] SORT_1 var_53_arg_0 = input_9; [L200] SORT_1 var_53_arg_1 = input_6; [L201] SORT_1 var_53 = var_53_arg_0 & var_53_arg_1; [L202] var_53 = var_53 & mask_SORT_1 [L203] SORT_1 var_165_arg_0 = var_53; [L204] SORT_1 var_165 = ~var_165_arg_0; [L205] SORT_1 var_166_arg_0 = var_164; [L206] SORT_1 var_166_arg_1 = var_165; [L207] SORT_1 var_166 = var_166_arg_0 | var_166_arg_1; [L208] SORT_1 var_167_arg_0 = var_45; [L209] SORT_1 var_167 = ~var_167_arg_0; [L210] SORT_1 var_168_arg_0 = var_166; [L211] SORT_1 var_168_arg_1 = var_167; [L212] SORT_1 var_168 = var_168_arg_0 | var_168_arg_1; [L213] var_168 = var_168 & mask_SORT_1 [L214] SORT_1 constr_169_arg_0 = var_168; VAL [bad_194_arg_0=0, constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, constr_169_arg_0=1, constr_175_arg_0=1, constr_182_arg_0=1, constr_188_arg_0=1, init_171_arg_1=1, input_10=0, input_11=3, input_13=0, input_189=1, input_2=0, input_3=1, input_5=4, input_6=2, input_65=1, input_8=246, input_9=3, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, next_463_arg_1=245, next_467_arg_1=2, next_470_arg_1=0, next_473_arg_1=0, next_476_arg_1=22, next_479_arg_1=36, next_482_arg_1=0, next_485_arg_1=0, next_488_arg_1=0, next_491_arg_1=1, next_494_arg_1=0, next_497_arg_1=0, next_500_arg_1=6, next_503_arg_1=1, next_506_arg_1=1, next_509_arg_1=0, next_512_arg_1=0, next_515_arg_1=1, next_518_arg_1=1, next_521_arg_1=1, next_524_arg_1=0, next_527_arg_1=1, next_534_arg_1=255, next_540_arg_1=1, next_546_arg_1=0, next_552_arg_1=254, next_553_arg_1=0, next_556_arg_1=3, next_559_arg_1=238, state_110=1, state_111=1, state_114=0, state_130=1, state_134=255, state_14=245, state_143=1, state_152=0, state_16=2, state_161=254, state_170=0, state_22=0, state_233=3, state_26=0, state_30=22, state_328=238, state_34=36, state_39=0, state_44=0, state_49=0, state_66=1, state_67=0, state_71=0, state_74=6, state_77=1, state_80=1, state_84=0, state_88=0, state_92=1, var_100=0, var_100_arg_0=1, var_100_arg_1=0, var_101=0, var_101_arg_0=1, var_101_arg_1=0, var_102=0, var_102_arg_0=1, var_102_arg_1=0, var_103=0, var_103_arg_0=1, var_103_arg_1=0, var_104=27, var_104_arg_0=1, var_104_arg_1=0, var_105=0, var_105_arg_0=0, var_105_arg_1=27, var_106=0, var_106_arg_0=0, var_106_arg_1=0, var_112=254, var_112_arg_0=1, var_113=0, var_113_arg_0=1, var_113_arg_1=254, var_115=1, var_115_arg_0=240, var_116=0, var_116_arg_0=0, var_116_arg_1=1, var_117=246, var_117_arg_0=246, var_118=0, var_118_arg_0=1, var_119=0, var_119_arg_0=3, var_119_arg_1=0, var_120=0, var_120_arg_0=0, var_121=240, var_121_arg_0=240, var_121_arg_1=0, var_122=1, var_122_arg_0=1, var_123=239, var_123_arg_0=240, var_123_arg_1=1, var_124=0, var_125=0, var_125_arg_0=0, var_125_arg_1=0, var_125_arg_2=239, var_126=0, var_126_arg_0=0, var_127=0, var_127_arg_0=0, var_128=0, var_128_arg_0=0, var_128_arg_1=0, var_129=1, var_129_arg_0=0, var_131=0, var_131_arg_0=1, var_131_arg_1=0, var_132=1, var_132_arg_0=1, var_132_arg_1=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=255, var_137_arg_1=0, var_138=2, var_138_arg_0=246, var_139=1, var_139_arg_0=1, var_139_arg_1=2, var_140=2, var_140_arg_0=1, var_141=1, var_141_arg_0=1, var_141_arg_1=2, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=1, var_145_arg_1=0, var_146=123, var_146_arg_0=246, var_147=4, var_147_arg_0=123, var_148=1, var_148_arg_0=1, var_148_arg_1=4, var_149=2, var_149_arg_0=1, var_150=1, var_150_arg_0=1, var_150_arg_1=2, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=0, var_155_arg_0=0, var_156=13, var_156_arg_0=1, var_157=0, var_157_arg_0=0, var_157_arg_1=13, var_158=2, var_158_arg_0=1, var_159=1, var_159_arg_0=0, var_159_arg_1=2, var_162=1, var_162_arg_0=254, var_163=6, var_163_arg_0=1, var_164=0, var_164_arg_0=6, var_165=0, var_165_arg_0=0, var_166=0, var_166_arg_0=0, var_166_arg_1=0, var_167=2, var_167_arg_0=1, var_168=1, var_168_arg_0=0, var_168_arg_1=2, var_172=0, var_172_arg_0=0, var_172_arg_1=1, var_173=2, var_173_arg_0=1, var_174=1, var_174_arg_0=0, var_174_arg_1=2, var_176=8, var_177=1, var_177_arg_0=9, var_177_arg_1=8, var_178=11, var_178_arg_0=1, var_179=0, var_179_arg_0=1, var_179_arg_1=11, var_18=38, var_180=19, var_180_arg_0=1, var_181=1, var_181_arg_0=0, var_181_arg_1=19, var_183=1, var_183_arg_0=10, var_183_arg_1=8, var_184=1, var_184_arg_0=0, var_185=1, var_185_arg_0=1, var_185_arg_1=1, var_186=21, var_186_arg_0=1, var_187=1, var_187_arg_0=1, var_187_arg_1=21, var_18_arg_0=2, var_19=7, var_190=1, var_190_arg_0=1, var_190_arg_1=1, var_190_arg_2=1, var_191=0, var_191_arg_0=1, var_191_arg_1=0, var_191_arg_2=1, var_192=3, var_192_arg_0=1, var_193=0, var_193_arg_0=0, var_193_arg_1=3, var_195=1, var_195_arg_0=1, var_196=1, var_196_arg_0=1, var_197=1, var_197_arg_0=1, var_197_arg_1=1, var_199=1, var_199_arg_0=1, var_20=0, var_200=0, var_200_arg_0=1, var_201=0, var_201_arg_0=1, var_201_arg_1=0, var_20_arg_0=38, var_20_arg_1=7, var_21=0, var_217=1, var_217_arg_0=3, var_217_arg_1=1, var_218=1, var_218_arg_0=1, var_218_arg_1=0, var_21_arg_0=0, var_21_arg_1=245, var_21_arg_2=0, var_23=6, var_234=7, var_234_arg_0=2, var_235=1, var_235_arg_0=7, var_236=2, var_236_arg_0=1, var_237=0, var_237_arg_0=3, var_237_arg_1=2, var_24=0, var_242=1, var_242_arg_0=1, var_243=0, var_243_arg_0=7, var_243_arg_1=1, var_244=0, var_244_arg_0=3, var_244_arg_1=0, var_249=0, var_249_arg_0=0, var_24_arg_0=38, var_24_arg_1=6, var_25=0, var_250=0, var_250_arg_0=7, var_250_arg_1=0, var_251=0, var_251_arg_0=3, var_251_arg_1=0, var_256=7, var_256_arg_0=7, var_257=1, var_257_arg_0=7, var_257_arg_1=7, var_258=1, var_258_arg_0=3, var_258_arg_1=1, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_263=0, var_263_arg_0=7, var_263_arg_1=4, var_264=0, var_264_arg_0=3, var_264_arg_1=0, var_269=0, var_269_arg_0=7, var_269_arg_1=5, var_27=5, var_270=0, var_270_arg_0=3, var_270_arg_1=0, var_275=0, var_275_arg_0=7, var_275_arg_1=6, var_276=0, var_276_arg_0=3, var_276_arg_1=0, var_28=0, var_281=1, var_281_arg_0=7, var_281_arg_1=7, var_282=1, var_282_arg_0=3, var_282_arg_1=1, var_285=1, var_285_arg_0=1, var_286=0, var_286_arg_0=255, var_286_arg_1=1, var_28_arg_0=38, var_28_arg_1=5, var_29=0, var_291=1, var_291_arg_0=1, var_292=3, var_292_arg_0=2, var_292_arg_1=1, var_29_arg_0=0, var_29_arg_1=0, var_29_arg_2=0, var_31=4, var_312=1, var_312_arg_0=1, var_312_arg_1=0, var_313=1, var_313_arg_0=1, var_313_arg_1=0, var_32=0, var_329=6, var_329_arg_0=237, var_32_arg_0=38, var_32_arg_1=4, var_33=0, var_330=1, var_330_arg_0=6, var_331=1, var_331_arg_0=1, var_332=1, var_332_arg_0=1, var_332_arg_1=1, var_337=1, var_337_arg_0=1, var_338=0, var_338_arg_0=6, var_338_arg_1=1, var_339=0, var_339_arg_0=1, var_339_arg_1=0, var_33_arg_0=0, var_33_arg_1=22, var_33_arg_2=0, var_344=6, var_344_arg_0=6, var_345=1, var_345_arg_0=6, var_345_arg_1=6, var_346=1, var_346_arg_0=1, var_346_arg_1=1, var_35=3, var_351=7, var_351_arg_0=7, var_352=0, var_352_arg_0=6, var_352_arg_1=7, var_353=0, var_353_arg_0=1, var_353_arg_1=0, var_358=0, var_358_arg_0=6, var_358_arg_1=4, var_359=0, var_359_arg_0=1, var_359_arg_1=0, var_36=0, var_364=0, var_364_arg_0=6, var_364_arg_1=5, var_365=0, var_365_arg_0=1, var_365_arg_1=0, var_36_arg_0=0, var_37=0, var_370=1, var_370_arg_0=6, var_370_arg_1=6, var_371=1, var_371_arg_0=1, var_371_arg_1=1, var_376=0, var_376_arg_0=6, var_376_arg_1=7, var_377=0, var_377_arg_0=1, var_377_arg_1=0, var_37_arg_0=38, var_37_arg_1=0, var_38=0, var_380=0, var_380_arg_0=0, var_381=2, var_381_arg_0=2, var_381_arg_1=0, var_386=1, var_386_arg_0=1, var_387=238, var_387_arg_0=237, var_387_arg_1=1, var_38_arg_0=0, var_38_arg_1=36, var_38_arg_2=0, var_40=2, var_41=39, var_416=1, var_416_arg_0=1, var_416_arg_1=3, var_417=1, var_417_arg_0=1, var_417_arg_1=3, var_418=1, var_418_arg_0=1, var_418_arg_1=1, var_41_arg_0=39, var_42=0, var_421=1, var_421_arg_0=1, var_426=1, var_426_arg_0=1, var_426_arg_1=1, var_429=1, var_429_arg_0=0, var_429_arg_1=1, var_42_arg_0=38, var_42_arg_1=39, var_43=0, var_43_arg_0=0, var_43_arg_1=1, var_43_arg_2=0, var_441=3, var_441_arg_0=3, var_441_arg_1=1, var_442=1, var_442_arg_0=3, var_442_arg_1=0, var_443=1, var_443_arg_0=1, var_443_arg_1=1, var_45=1, var_46=1, var_460=245, var_460_arg_0=0, var_460_arg_1=0, var_460_arg_2=245, var_461=0, var_462=245, var_462_arg_0=0, var_462_arg_1=0, var_462_arg_2=245, var_464=2, var_464_arg_0=1, var_464_arg_1=2, var_464_arg_2=2, var_465=0, var_466=2, var_466_arg_0=0, var_466_arg_1=0, var_466_arg_2=2, var_468=0, var_468_arg_0=1, var_468_arg_1=0, var_468_arg_2=0, var_469=0, var_469_arg_0=0, var_469_arg_1=0, var_469_arg_2=0, var_46_arg_0=1, var_47=0, var_471=0, var_471_arg_0=0, var_471_arg_1=0, var_471_arg_2=0, var_472=0, var_472_arg_0=0, var_472_arg_1=0, var_472_arg_2=0, var_474=22, var_474_arg_0=0, var_474_arg_1=0, var_474_arg_2=22, var_475=22, var_475_arg_0=0, var_475_arg_1=0, var_475_arg_2=22, var_477=36, var_477_arg_0=0, var_477_arg_1=0, var_477_arg_2=36, var_478=36, var_478_arg_0=0, var_478_arg_1=0, var_478_arg_2=36, var_47_arg_0=38, var_47_arg_1=1, var_48=0, var_480=0, var_480_arg_0=1, var_480_arg_1=0, var_480_arg_2=1, var_481=0, var_481_arg_0=0, var_481_arg_1=0, var_481_arg_2=0, var_483=0, var_483_arg_0=0, var_483_arg_1=0, var_483_arg_2=0, var_484=0, var_484_arg_0=0, var_484_arg_1=0, var_484_arg_2=0, var_486=0, var_486_arg_0=1, var_486_arg_1=0, var_486_arg_2=251, var_487=0, var_487_arg_0=0, var_487_arg_1=0, var_487_arg_2=0, var_489=1, var_489_arg_0=1, var_489_arg_1=1, var_489_arg_2=245, var_48_arg_0=0, var_48_arg_1=0, var_48_arg_2=0, var_490=1, var_490_arg_0=0, var_490_arg_1=0, var_490_arg_2=1, var_492=0, var_492_arg_0=1, var_492_arg_1=0, var_492_arg_2=255, var_493=0, var_493_arg_0=0, var_493_arg_1=0, var_493_arg_2=0, var_495=0, var_495_arg_0=0, var_495_arg_1=1, var_495_arg_2=0, var_496=0, var_496_arg_0=0, var_496_arg_1=0, var_496_arg_2=0, var_498=6, var_498_arg_0=0, var_498_arg_1=1, var_498_arg_2=6, var_499=6, var_499_arg_0=0, var_499_arg_1=0, var_499_arg_2=6, var_50=1, var_501=1, var_501_arg_0=0, var_501_arg_1=1, var_501_arg_2=1, var_502=1, var_502_arg_0=0, var_502_arg_1=0, var_502_arg_2=1, var_504=1, var_504_arg_0=1, var_504_arg_1=1, var_504_arg_2=0, var_505=1, var_505_arg_0=0, var_505_arg_1=0, var_505_arg_2=1, var_507=0, var_507_arg_0=0, var_507_arg_1=1, var_507_arg_2=0, var_508=0, var_508_arg_0=0, var_508_arg_1=0, var_508_arg_2=0, var_50_arg_0=38, var_51=0, var_510=0, var_510_arg_0=0, var_510_arg_1=1, var_510_arg_2=0, var_511=0, var_511_arg_0=0, var_511_arg_1=0, var_511_arg_2=0, var_513=1, var_513_arg_0=0, var_513_arg_1=1, var_513_arg_2=1, var_514=1, var_514_arg_0=0, var_514_arg_1=0, var_514_arg_2=1, var_516=1, var_516_arg_0=1, var_516_arg_1=1, var_516_arg_2=1, var_517=1, var_517_arg_0=0, var_517_arg_1=0, var_517_arg_2=1, var_519=1, var_519_arg_0=1, var_519_arg_1=1, var_519_arg_2=1, var_51_arg_0=1, var_52=0, var_520=1, var_520_arg_0=0, var_520_arg_1=0, var_520_arg_2=1, var_522=0, var_522_arg_0=1, var_522_arg_1=0, var_522_arg_2=240, var_523=0, var_523_arg_0=0, var_523_arg_1=0, var_523_arg_2=0, var_525=1, var_525_arg_0=1, var_525_arg_1=1, var_525_arg_2=1, var_526=1, var_526_arg_0=0, var_526_arg_1=0, var_526_arg_2=1, var_528=1, var_528_arg_0=1, var_529=10, var_529_arg_0=9, var_529_arg_1=1, var_52_arg_0=0, var_52_arg_1=251, var_52_arg_2=0, var_53=0, var_530=1, var_530_arg_0=1, var_531=9, var_531_arg_0=10, var_531_arg_1=1, var_532=9, var_533=255, var_533_arg_0=0, var_533_arg_1=9, var_533_arg_2=9, var_535=0, var_535_arg_0=0, var_536=10, var_536_arg_0=10, var_536_arg_1=0, var_537=1, var_537_arg_0=1, var_538=9, var_538_arg_0=10, var_538_arg_1=1, var_539=1, var_539_arg_0=0, var_539_arg_1=9, var_539_arg_2=9, var_53_arg_0=3, var_53_arg_1=2, var_54=0, var_541=1, var_541_arg_0=1, var_542=1, var_542_arg_0=0, var_542_arg_1=1, var_543=1, var_543_arg_0=1, var_544=0, var_544_arg_0=1, var_544_arg_1=1, var_545=0, var_545_arg_0=0, var_545_arg_1=0, var_545_arg_2=0, var_547=1, var_547_arg_0=1, var_548=254, var_548_arg_0=253, var_548_arg_1=1, var_549=0, var_549_arg_0=0, var_54_arg_0=0, var_54_arg_1=0, var_55=0, var_550=254, var_550_arg_0=254, var_550_arg_1=0, var_551=254, var_551_arg_0=0, var_551_arg_1=0, var_551_arg_2=254, var_554=3, var_554_arg_0=1, var_554_arg_1=3, var_554_arg_2=2, var_555=3, var_555_arg_0=0, var_555_arg_1=0, var_555_arg_2=3, var_557=238, var_557_arg_0=1, var_557_arg_1=238, var_557_arg_2=237, var_558=238, var_558_arg_0=0, var_558_arg_1=0, var_558_arg_2=238, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_58=0, var_58_arg_0=0, var_58_arg_1=0, var_60=0, var_60_arg_0=0, var_60_arg_1=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_63=0, var_63_arg_0=0, var_63_arg_1=0, var_64=0, var_64_arg_0=0, var_64_arg_1=0, var_68=1, var_68_arg_0=255, var_69=0, var_69_arg_0=1, var_69_arg_1=7, var_70=245, var_70_arg_0=0, var_70_arg_1=245, var_70_arg_2=245, var_72=0, var_72_arg_0=1, var_72_arg_1=6, var_73=245, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=245, var_75=0, var_75_arg_0=1, var_75_arg_1=5, var_76=245, var_76_arg_0=0, var_76_arg_1=6, var_76_arg_2=245, var_78=0, var_78_arg_0=1, var_78_arg_1=4, var_79=245, var_79_arg_0=0, var_79_arg_1=1, var_79_arg_2=245, var_81=0, var_81_arg_0=0, var_82=0, var_82_arg_0=1, var_82_arg_1=0, var_83=245, var_83_arg_0=0, var_83_arg_1=0, var_83_arg_2=245, var_85=1, var_85_arg_0=1, var_86=1, var_86_arg_0=1, var_86_arg_1=1, var_87=0, var_87_arg_0=1, var_87_arg_1=0, var_87_arg_2=245, var_89=1, var_89_arg_0=1, var_90=1, var_90_arg_0=1, var_90_arg_1=1, var_91=0, var_91_arg_0=1, var_91_arg_1=0, var_91_arg_2=0, var_93=1, var_93_arg_0=1, var_94=0, var_94_arg_0=1, var_95=0, var_95_arg_0=0, var_95_arg_1=1, var_95_arg_2=0, var_96=3, var_96_arg_0=2, var_97=1, var_97_arg_0=3, var_97_arg_1=3, var_98=0, var_98_arg_0=1, var_98_arg_1=1, var_99=0, var_99_arg_0=1, var_99_arg_1=0] [L215] CALL assume_abort_if_not(constr_169_arg_0) VAL [\old(cond)=1] [L21] COND FALSE !(!cond) [L215] RET assume_abort_if_not(constr_169_arg_0) VAL [bad_194_arg_0=0, constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, constr_169_arg_0=1, constr_175_arg_0=1, constr_182_arg_0=1, constr_188_arg_0=1, init_171_arg_1=1, input_10=0, input_11=3, input_13=0, input_189=1, input_2=0, input_3=1, input_5=4, input_6=2, input_65=1, input_8=246, input_9=3, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, next_463_arg_1=245, next_467_arg_1=2, next_470_arg_1=0, next_473_arg_1=0, next_476_arg_1=22, next_479_arg_1=36, next_482_arg_1=0, next_485_arg_1=0, next_488_arg_1=0, next_491_arg_1=1, next_494_arg_1=0, next_497_arg_1=0, next_500_arg_1=6, next_503_arg_1=1, next_506_arg_1=1, next_509_arg_1=0, next_512_arg_1=0, next_515_arg_1=1, next_518_arg_1=1, next_521_arg_1=1, next_524_arg_1=0, next_527_arg_1=1, next_534_arg_1=255, next_540_arg_1=1, next_546_arg_1=0, next_552_arg_1=254, next_553_arg_1=0, next_556_arg_1=3, next_559_arg_1=238, state_110=1, state_111=1, state_114=0, state_130=1, state_134=255, state_14=245, state_143=1, state_152=0, state_16=2, state_161=254, state_170=0, state_22=0, state_233=3, state_26=0, state_30=22, state_328=238, state_34=36, state_39=0, state_44=0, state_49=0, state_66=1, state_67=0, state_71=0, state_74=6, state_77=1, state_80=1, state_84=0, state_88=0, state_92=1, var_100=0, var_100_arg_0=1, var_100_arg_1=0, var_101=0, var_101_arg_0=1, var_101_arg_1=0, var_102=0, var_102_arg_0=1, var_102_arg_1=0, var_103=0, var_103_arg_0=1, var_103_arg_1=0, var_104=27, var_104_arg_0=1, var_104_arg_1=0, var_105=0, var_105_arg_0=0, var_105_arg_1=27, var_106=0, var_106_arg_0=0, var_106_arg_1=0, var_112=254, var_112_arg_0=1, var_113=0, var_113_arg_0=1, var_113_arg_1=254, var_115=1, var_115_arg_0=240, var_116=0, var_116_arg_0=0, var_116_arg_1=1, var_117=246, var_117_arg_0=246, var_118=0, var_118_arg_0=1, var_119=0, var_119_arg_0=3, var_119_arg_1=0, var_120=0, var_120_arg_0=0, var_121=240, var_121_arg_0=240, var_121_arg_1=0, var_122=1, var_122_arg_0=1, var_123=239, var_123_arg_0=240, var_123_arg_1=1, var_124=0, var_125=0, var_125_arg_0=0, var_125_arg_1=0, var_125_arg_2=239, var_126=0, var_126_arg_0=0, var_127=0, var_127_arg_0=0, var_128=0, var_128_arg_0=0, var_128_arg_1=0, var_129=1, var_129_arg_0=0, var_131=0, var_131_arg_0=1, var_131_arg_1=0, var_132=1, var_132_arg_0=1, var_132_arg_1=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=255, var_137_arg_1=0, var_138=2, var_138_arg_0=246, var_139=1, var_139_arg_0=1, var_139_arg_1=2, var_140=2, var_140_arg_0=1, var_141=1, var_141_arg_0=1, var_141_arg_1=2, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=1, var_145_arg_1=0, var_146=123, var_146_arg_0=246, var_147=4, var_147_arg_0=123, var_148=1, var_148_arg_0=1, var_148_arg_1=4, var_149=2, var_149_arg_0=1, var_150=1, var_150_arg_0=1, var_150_arg_1=2, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=0, var_155_arg_0=0, var_156=13, var_156_arg_0=1, var_157=0, var_157_arg_0=0, var_157_arg_1=13, var_158=2, var_158_arg_0=1, var_159=1, var_159_arg_0=0, var_159_arg_1=2, var_162=1, var_162_arg_0=254, var_163=6, var_163_arg_0=1, var_164=0, var_164_arg_0=6, var_165=0, var_165_arg_0=0, var_166=0, var_166_arg_0=0, var_166_arg_1=0, var_167=2, var_167_arg_0=1, var_168=1, var_168_arg_0=0, var_168_arg_1=2, var_172=0, var_172_arg_0=0, var_172_arg_1=1, var_173=2, var_173_arg_0=1, var_174=1, var_174_arg_0=0, var_174_arg_1=2, var_176=8, var_177=1, var_177_arg_0=9, var_177_arg_1=8, var_178=11, var_178_arg_0=1, var_179=0, var_179_arg_0=1, var_179_arg_1=11, var_18=38, var_180=19, var_180_arg_0=1, var_181=1, var_181_arg_0=0, var_181_arg_1=19, var_183=1, var_183_arg_0=10, var_183_arg_1=8, var_184=1, var_184_arg_0=0, var_185=1, var_185_arg_0=1, var_185_arg_1=1, var_186=21, var_186_arg_0=1, var_187=1, var_187_arg_0=1, var_187_arg_1=21, var_18_arg_0=2, var_19=7, var_190=1, var_190_arg_0=1, var_190_arg_1=1, var_190_arg_2=1, var_191=0, var_191_arg_0=1, var_191_arg_1=0, var_191_arg_2=1, var_192=3, var_192_arg_0=1, var_193=0, var_193_arg_0=0, var_193_arg_1=3, var_195=1, var_195_arg_0=1, var_196=1, var_196_arg_0=1, var_197=1, var_197_arg_0=1, var_197_arg_1=1, var_199=1, var_199_arg_0=1, var_20=0, var_200=0, var_200_arg_0=1, var_201=0, var_201_arg_0=1, var_201_arg_1=0, var_20_arg_0=38, var_20_arg_1=7, var_21=0, var_217=1, var_217_arg_0=3, var_217_arg_1=1, var_218=1, var_218_arg_0=1, var_218_arg_1=0, var_21_arg_0=0, var_21_arg_1=245, var_21_arg_2=0, var_23=6, var_234=7, var_234_arg_0=2, var_235=1, var_235_arg_0=7, var_236=2, var_236_arg_0=1, var_237=0, var_237_arg_0=3, var_237_arg_1=2, var_24=0, var_242=1, var_242_arg_0=1, var_243=0, var_243_arg_0=7, var_243_arg_1=1, var_244=0, var_244_arg_0=3, var_244_arg_1=0, var_249=0, var_249_arg_0=0, var_24_arg_0=38, var_24_arg_1=6, var_25=0, var_250=0, var_250_arg_0=7, var_250_arg_1=0, var_251=0, var_251_arg_0=3, var_251_arg_1=0, var_256=7, var_256_arg_0=7, var_257=1, var_257_arg_0=7, var_257_arg_1=7, var_258=1, var_258_arg_0=3, var_258_arg_1=1, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_263=0, var_263_arg_0=7, var_263_arg_1=4, var_264=0, var_264_arg_0=3, var_264_arg_1=0, var_269=0, var_269_arg_0=7, var_269_arg_1=5, var_27=5, var_270=0, var_270_arg_0=3, var_270_arg_1=0, var_275=0, var_275_arg_0=7, var_275_arg_1=6, var_276=0, var_276_arg_0=3, var_276_arg_1=0, var_28=0, var_281=1, var_281_arg_0=7, var_281_arg_1=7, var_282=1, var_282_arg_0=3, var_282_arg_1=1, var_285=1, var_285_arg_0=1, var_286=0, var_286_arg_0=255, var_286_arg_1=1, var_28_arg_0=38, var_28_arg_1=5, var_29=0, var_291=1, var_291_arg_0=1, var_292=3, var_292_arg_0=2, var_292_arg_1=1, var_29_arg_0=0, var_29_arg_1=0, var_29_arg_2=0, var_31=4, var_312=1, var_312_arg_0=1, var_312_arg_1=0, var_313=1, var_313_arg_0=1, var_313_arg_1=0, var_32=0, var_329=6, var_329_arg_0=237, var_32_arg_0=38, var_32_arg_1=4, var_33=0, var_330=1, var_330_arg_0=6, var_331=1, var_331_arg_0=1, var_332=1, var_332_arg_0=1, var_332_arg_1=1, var_337=1, var_337_arg_0=1, var_338=0, var_338_arg_0=6, var_338_arg_1=1, var_339=0, var_339_arg_0=1, var_339_arg_1=0, var_33_arg_0=0, var_33_arg_1=22, var_33_arg_2=0, var_344=6, var_344_arg_0=6, var_345=1, var_345_arg_0=6, var_345_arg_1=6, var_346=1, var_346_arg_0=1, var_346_arg_1=1, var_35=3, var_351=7, var_351_arg_0=7, var_352=0, var_352_arg_0=6, var_352_arg_1=7, var_353=0, var_353_arg_0=1, var_353_arg_1=0, var_358=0, var_358_arg_0=6, var_358_arg_1=4, var_359=0, var_359_arg_0=1, var_359_arg_1=0, var_36=0, var_364=0, var_364_arg_0=6, var_364_arg_1=5, var_365=0, var_365_arg_0=1, var_365_arg_1=0, var_36_arg_0=0, var_37=0, var_370=1, var_370_arg_0=6, var_370_arg_1=6, var_371=1, var_371_arg_0=1, var_371_arg_1=1, var_376=0, var_376_arg_0=6, var_376_arg_1=7, var_377=0, var_377_arg_0=1, var_377_arg_1=0, var_37_arg_0=38, var_37_arg_1=0, var_38=0, var_380=0, var_380_arg_0=0, var_381=2, var_381_arg_0=2, var_381_arg_1=0, var_386=1, var_386_arg_0=1, var_387=238, var_387_arg_0=237, var_387_arg_1=1, var_38_arg_0=0, var_38_arg_1=36, var_38_arg_2=0, var_40=2, var_41=39, var_416=1, var_416_arg_0=1, var_416_arg_1=3, var_417=1, var_417_arg_0=1, var_417_arg_1=3, var_418=1, var_418_arg_0=1, var_418_arg_1=1, var_41_arg_0=39, var_42=0, var_421=1, var_421_arg_0=1, var_426=1, var_426_arg_0=1, var_426_arg_1=1, var_429=1, var_429_arg_0=0, var_429_arg_1=1, var_42_arg_0=38, var_42_arg_1=39, var_43=0, var_43_arg_0=0, var_43_arg_1=1, var_43_arg_2=0, var_441=3, var_441_arg_0=3, var_441_arg_1=1, var_442=1, var_442_arg_0=3, var_442_arg_1=0, var_443=1, var_443_arg_0=1, var_443_arg_1=1, var_45=1, var_46=1, var_460=245, var_460_arg_0=0, var_460_arg_1=0, var_460_arg_2=245, var_461=0, var_462=245, var_462_arg_0=0, var_462_arg_1=0, var_462_arg_2=245, var_464=2, var_464_arg_0=1, var_464_arg_1=2, var_464_arg_2=2, var_465=0, var_466=2, var_466_arg_0=0, var_466_arg_1=0, var_466_arg_2=2, var_468=0, var_468_arg_0=1, var_468_arg_1=0, var_468_arg_2=0, var_469=0, var_469_arg_0=0, var_469_arg_1=0, var_469_arg_2=0, var_46_arg_0=1, var_47=0, var_471=0, var_471_arg_0=0, var_471_arg_1=0, var_471_arg_2=0, var_472=0, var_472_arg_0=0, var_472_arg_1=0, var_472_arg_2=0, var_474=22, var_474_arg_0=0, var_474_arg_1=0, var_474_arg_2=22, var_475=22, var_475_arg_0=0, var_475_arg_1=0, var_475_arg_2=22, var_477=36, var_477_arg_0=0, var_477_arg_1=0, var_477_arg_2=36, var_478=36, var_478_arg_0=0, var_478_arg_1=0, var_478_arg_2=36, var_47_arg_0=38, var_47_arg_1=1, var_48=0, var_480=0, var_480_arg_0=1, var_480_arg_1=0, var_480_arg_2=1, var_481=0, var_481_arg_0=0, var_481_arg_1=0, var_481_arg_2=0, var_483=0, var_483_arg_0=0, var_483_arg_1=0, var_483_arg_2=0, var_484=0, var_484_arg_0=0, var_484_arg_1=0, var_484_arg_2=0, var_486=0, var_486_arg_0=1, var_486_arg_1=0, var_486_arg_2=251, var_487=0, var_487_arg_0=0, var_487_arg_1=0, var_487_arg_2=0, var_489=1, var_489_arg_0=1, var_489_arg_1=1, var_489_arg_2=245, var_48_arg_0=0, var_48_arg_1=0, var_48_arg_2=0, var_490=1, var_490_arg_0=0, var_490_arg_1=0, var_490_arg_2=1, var_492=0, var_492_arg_0=1, var_492_arg_1=0, var_492_arg_2=255, var_493=0, var_493_arg_0=0, var_493_arg_1=0, var_493_arg_2=0, var_495=0, var_495_arg_0=0, var_495_arg_1=1, var_495_arg_2=0, var_496=0, var_496_arg_0=0, var_496_arg_1=0, var_496_arg_2=0, var_498=6, var_498_arg_0=0, var_498_arg_1=1, var_498_arg_2=6, var_499=6, var_499_arg_0=0, var_499_arg_1=0, var_499_arg_2=6, var_50=1, var_501=1, var_501_arg_0=0, var_501_arg_1=1, var_501_arg_2=1, var_502=1, var_502_arg_0=0, var_502_arg_1=0, var_502_arg_2=1, var_504=1, var_504_arg_0=1, var_504_arg_1=1, var_504_arg_2=0, var_505=1, var_505_arg_0=0, var_505_arg_1=0, var_505_arg_2=1, var_507=0, var_507_arg_0=0, var_507_arg_1=1, var_507_arg_2=0, var_508=0, var_508_arg_0=0, var_508_arg_1=0, var_508_arg_2=0, var_50_arg_0=38, var_51=0, var_510=0, var_510_arg_0=0, var_510_arg_1=1, var_510_arg_2=0, var_511=0, var_511_arg_0=0, var_511_arg_1=0, var_511_arg_2=0, var_513=1, var_513_arg_0=0, var_513_arg_1=1, var_513_arg_2=1, var_514=1, var_514_arg_0=0, var_514_arg_1=0, var_514_arg_2=1, var_516=1, var_516_arg_0=1, var_516_arg_1=1, var_516_arg_2=1, var_517=1, var_517_arg_0=0, var_517_arg_1=0, var_517_arg_2=1, var_519=1, var_519_arg_0=1, var_519_arg_1=1, var_519_arg_2=1, var_51_arg_0=1, var_52=0, var_520=1, var_520_arg_0=0, var_520_arg_1=0, var_520_arg_2=1, var_522=0, var_522_arg_0=1, var_522_arg_1=0, var_522_arg_2=240, var_523=0, var_523_arg_0=0, var_523_arg_1=0, var_523_arg_2=0, var_525=1, var_525_arg_0=1, var_525_arg_1=1, var_525_arg_2=1, var_526=1, var_526_arg_0=0, var_526_arg_1=0, var_526_arg_2=1, var_528=1, var_528_arg_0=1, var_529=10, var_529_arg_0=9, var_529_arg_1=1, var_52_arg_0=0, var_52_arg_1=251, var_52_arg_2=0, var_53=0, var_530=1, var_530_arg_0=1, var_531=9, var_531_arg_0=10, var_531_arg_1=1, var_532=9, var_533=255, var_533_arg_0=0, var_533_arg_1=9, var_533_arg_2=9, var_535=0, var_535_arg_0=0, var_536=10, var_536_arg_0=10, var_536_arg_1=0, var_537=1, var_537_arg_0=1, var_538=9, var_538_arg_0=10, var_538_arg_1=1, var_539=1, var_539_arg_0=0, var_539_arg_1=9, var_539_arg_2=9, var_53_arg_0=3, var_53_arg_1=2, var_54=0, var_541=1, var_541_arg_0=1, var_542=1, var_542_arg_0=0, var_542_arg_1=1, var_543=1, var_543_arg_0=1, var_544=0, var_544_arg_0=1, var_544_arg_1=1, var_545=0, var_545_arg_0=0, var_545_arg_1=0, var_545_arg_2=0, var_547=1, var_547_arg_0=1, var_548=254, var_548_arg_0=253, var_548_arg_1=1, var_549=0, var_549_arg_0=0, var_54_arg_0=0, var_54_arg_1=0, var_55=0, var_550=254, var_550_arg_0=254, var_550_arg_1=0, var_551=254, var_551_arg_0=0, var_551_arg_1=0, var_551_arg_2=254, var_554=3, var_554_arg_0=1, var_554_arg_1=3, var_554_arg_2=2, var_555=3, var_555_arg_0=0, var_555_arg_1=0, var_555_arg_2=3, var_557=238, var_557_arg_0=1, var_557_arg_1=238, var_557_arg_2=237, var_558=238, var_558_arg_0=0, var_558_arg_1=0, var_558_arg_2=238, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_58=0, var_58_arg_0=0, var_58_arg_1=0, var_60=0, var_60_arg_0=0, var_60_arg_1=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_63=0, var_63_arg_0=0, var_63_arg_1=0, var_64=0, var_64_arg_0=0, var_64_arg_1=0, var_68=1, var_68_arg_0=255, var_69=0, var_69_arg_0=1, var_69_arg_1=7, var_70=245, var_70_arg_0=0, var_70_arg_1=245, var_70_arg_2=245, var_72=0, var_72_arg_0=1, var_72_arg_1=6, var_73=245, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=245, var_75=0, var_75_arg_0=1, var_75_arg_1=5, var_76=245, var_76_arg_0=0, var_76_arg_1=6, var_76_arg_2=245, var_78=0, var_78_arg_0=1, var_78_arg_1=4, var_79=245, var_79_arg_0=0, var_79_arg_1=1, var_79_arg_2=245, var_81=0, var_81_arg_0=0, var_82=0, var_82_arg_0=1, var_82_arg_1=0, var_83=245, var_83_arg_0=0, var_83_arg_1=0, var_83_arg_2=245, var_85=1, var_85_arg_0=1, var_86=1, var_86_arg_0=1, var_86_arg_1=1, var_87=0, var_87_arg_0=1, var_87_arg_1=0, var_87_arg_2=245, var_89=1, var_89_arg_0=1, var_90=1, var_90_arg_0=1, var_90_arg_1=1, var_91=0, var_91_arg_0=1, var_91_arg_1=0, var_91_arg_2=0, var_93=1, var_93_arg_0=1, var_94=0, var_94_arg_0=1, var_95=0, var_95_arg_0=0, var_95_arg_1=1, var_95_arg_2=0, var_96=3, var_96_arg_0=2, var_97=1, var_97_arg_0=3, var_97_arg_1=3, var_98=0, var_98_arg_0=1, var_98_arg_1=1, var_99=0, var_99_arg_0=1, var_99_arg_1=0] [L216] SORT_1 var_172_arg_0 = input_10; [L217] SORT_1 var_172_arg_1 = state_170; [L218] SORT_1 var_172 = var_172_arg_0 == var_172_arg_1; [L219] SORT_1 var_173_arg_0 = var_45; [L220] SORT_1 var_173 = ~var_173_arg_0; [L221] SORT_1 var_174_arg_0 = var_172; [L222] SORT_1 var_174_arg_1 = var_173; [L223] SORT_1 var_174 = var_174_arg_0 | var_174_arg_1; [L224] var_174 = var_174 & mask_SORT_1 [L225] SORT_1 constr_175_arg_0 = var_174; VAL [bad_194_arg_0=0, constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, constr_169_arg_0=1, constr_175_arg_0=1, constr_182_arg_0=1, constr_188_arg_0=1, init_171_arg_1=1, input_10=0, input_11=3, input_13=0, input_189=1, input_2=0, input_3=1, input_5=4, input_6=2, input_65=1, input_8=246, input_9=3, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, next_463_arg_1=245, next_467_arg_1=2, next_470_arg_1=0, next_473_arg_1=0, next_476_arg_1=22, next_479_arg_1=36, next_482_arg_1=0, next_485_arg_1=0, next_488_arg_1=0, next_491_arg_1=1, next_494_arg_1=0, next_497_arg_1=0, next_500_arg_1=6, next_503_arg_1=1, next_506_arg_1=1, next_509_arg_1=0, next_512_arg_1=0, next_515_arg_1=1, next_518_arg_1=1, next_521_arg_1=1, next_524_arg_1=0, next_527_arg_1=1, next_534_arg_1=255, next_540_arg_1=1, next_546_arg_1=0, next_552_arg_1=254, next_553_arg_1=0, next_556_arg_1=3, next_559_arg_1=238, state_110=1, state_111=1, state_114=0, state_130=1, state_134=255, state_14=245, state_143=1, state_152=0, state_16=2, state_161=254, state_170=0, state_22=0, state_233=3, state_26=0, state_30=22, state_328=238, state_34=36, state_39=0, state_44=0, state_49=0, state_66=1, state_67=0, state_71=0, state_74=6, state_77=1, state_80=1, state_84=0, state_88=0, state_92=1, var_100=0, var_100_arg_0=1, var_100_arg_1=0, var_101=0, var_101_arg_0=1, var_101_arg_1=0, var_102=0, var_102_arg_0=1, var_102_arg_1=0, var_103=0, var_103_arg_0=1, var_103_arg_1=0, var_104=27, var_104_arg_0=1, var_104_arg_1=0, var_105=0, var_105_arg_0=0, var_105_arg_1=27, var_106=0, var_106_arg_0=0, var_106_arg_1=0, var_112=254, var_112_arg_0=1, var_113=0, var_113_arg_0=1, var_113_arg_1=254, var_115=1, var_115_arg_0=240, var_116=0, var_116_arg_0=0, var_116_arg_1=1, var_117=246, var_117_arg_0=246, var_118=0, var_118_arg_0=1, var_119=0, var_119_arg_0=3, var_119_arg_1=0, var_120=0, var_120_arg_0=0, var_121=240, var_121_arg_0=240, var_121_arg_1=0, var_122=1, var_122_arg_0=1, var_123=239, var_123_arg_0=240, var_123_arg_1=1, var_124=0, var_125=0, var_125_arg_0=0, var_125_arg_1=0, var_125_arg_2=239, var_126=0, var_126_arg_0=0, var_127=0, var_127_arg_0=0, var_128=0, var_128_arg_0=0, var_128_arg_1=0, var_129=1, var_129_arg_0=0, var_131=0, var_131_arg_0=1, var_131_arg_1=0, var_132=1, var_132_arg_0=1, var_132_arg_1=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=255, var_137_arg_1=0, var_138=2, var_138_arg_0=246, var_139=1, var_139_arg_0=1, var_139_arg_1=2, var_140=2, var_140_arg_0=1, var_141=1, var_141_arg_0=1, var_141_arg_1=2, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=1, var_145_arg_1=0, var_146=123, var_146_arg_0=246, var_147=4, var_147_arg_0=123, var_148=1, var_148_arg_0=1, var_148_arg_1=4, var_149=2, var_149_arg_0=1, var_150=1, var_150_arg_0=1, var_150_arg_1=2, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=0, var_155_arg_0=0, var_156=13, var_156_arg_0=1, var_157=0, var_157_arg_0=0, var_157_arg_1=13, var_158=2, var_158_arg_0=1, var_159=1, var_159_arg_0=0, var_159_arg_1=2, var_162=1, var_162_arg_0=254, var_163=6, var_163_arg_0=1, var_164=0, var_164_arg_0=6, var_165=0, var_165_arg_0=0, var_166=0, var_166_arg_0=0, var_166_arg_1=0, var_167=2, var_167_arg_0=1, var_168=1, var_168_arg_0=0, var_168_arg_1=2, var_172=1, var_172_arg_0=0, var_172_arg_1=0, var_173=2, var_173_arg_0=1, var_174=1, var_174_arg_0=1, var_174_arg_1=2, var_176=8, var_177=1, var_177_arg_0=9, var_177_arg_1=8, var_178=11, var_178_arg_0=1, var_179=0, var_179_arg_0=1, var_179_arg_1=11, var_18=38, var_180=19, var_180_arg_0=1, var_181=1, var_181_arg_0=0, var_181_arg_1=19, var_183=1, var_183_arg_0=10, var_183_arg_1=8, var_184=1, var_184_arg_0=0, var_185=1, var_185_arg_0=1, var_185_arg_1=1, var_186=21, var_186_arg_0=1, var_187=1, var_187_arg_0=1, var_187_arg_1=21, var_18_arg_0=2, var_19=7, var_190=1, var_190_arg_0=1, var_190_arg_1=1, var_190_arg_2=1, var_191=0, var_191_arg_0=1, var_191_arg_1=0, var_191_arg_2=1, var_192=3, var_192_arg_0=1, var_193=0, var_193_arg_0=0, var_193_arg_1=3, var_195=1, var_195_arg_0=1, var_196=1, var_196_arg_0=1, var_197=1, var_197_arg_0=1, var_197_arg_1=1, var_199=1, var_199_arg_0=1, var_20=0, var_200=0, var_200_arg_0=1, var_201=0, var_201_arg_0=1, var_201_arg_1=0, var_20_arg_0=38, var_20_arg_1=7, var_21=0, var_217=1, var_217_arg_0=3, var_217_arg_1=1, var_218=1, var_218_arg_0=1, var_218_arg_1=0, var_21_arg_0=0, var_21_arg_1=245, var_21_arg_2=0, var_23=6, var_234=7, var_234_arg_0=2, var_235=1, var_235_arg_0=7, var_236=2, var_236_arg_0=1, var_237=0, var_237_arg_0=3, var_237_arg_1=2, var_24=0, var_242=1, var_242_arg_0=1, var_243=0, var_243_arg_0=7, var_243_arg_1=1, var_244=0, var_244_arg_0=3, var_244_arg_1=0, var_249=0, var_249_arg_0=0, var_24_arg_0=38, var_24_arg_1=6, var_25=0, var_250=0, var_250_arg_0=7, var_250_arg_1=0, var_251=0, var_251_arg_0=3, var_251_arg_1=0, var_256=7, var_256_arg_0=7, var_257=1, var_257_arg_0=7, var_257_arg_1=7, var_258=1, var_258_arg_0=3, var_258_arg_1=1, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_263=0, var_263_arg_0=7, var_263_arg_1=4, var_264=0, var_264_arg_0=3, var_264_arg_1=0, var_269=0, var_269_arg_0=7, var_269_arg_1=5, var_27=5, var_270=0, var_270_arg_0=3, var_270_arg_1=0, var_275=0, var_275_arg_0=7, var_275_arg_1=6, var_276=0, var_276_arg_0=3, var_276_arg_1=0, var_28=0, var_281=1, var_281_arg_0=7, var_281_arg_1=7, var_282=1, var_282_arg_0=3, var_282_arg_1=1, var_285=1, var_285_arg_0=1, var_286=0, var_286_arg_0=255, var_286_arg_1=1, var_28_arg_0=38, var_28_arg_1=5, var_29=0, var_291=1, var_291_arg_0=1, var_292=3, var_292_arg_0=2, var_292_arg_1=1, var_29_arg_0=0, var_29_arg_1=0, var_29_arg_2=0, var_31=4, var_312=1, var_312_arg_0=1, var_312_arg_1=0, var_313=1, var_313_arg_0=1, var_313_arg_1=0, var_32=0, var_329=6, var_329_arg_0=237, var_32_arg_0=38, var_32_arg_1=4, var_33=0, var_330=1, var_330_arg_0=6, var_331=1, var_331_arg_0=1, var_332=1, var_332_arg_0=1, var_332_arg_1=1, var_337=1, var_337_arg_0=1, var_338=0, var_338_arg_0=6, var_338_arg_1=1, var_339=0, var_339_arg_0=1, var_339_arg_1=0, var_33_arg_0=0, var_33_arg_1=22, var_33_arg_2=0, var_344=6, var_344_arg_0=6, var_345=1, var_345_arg_0=6, var_345_arg_1=6, var_346=1, var_346_arg_0=1, var_346_arg_1=1, var_35=3, var_351=7, var_351_arg_0=7, var_352=0, var_352_arg_0=6, var_352_arg_1=7, var_353=0, var_353_arg_0=1, var_353_arg_1=0, var_358=0, var_358_arg_0=6, var_358_arg_1=4, var_359=0, var_359_arg_0=1, var_359_arg_1=0, var_36=0, var_364=0, var_364_arg_0=6, var_364_arg_1=5, var_365=0, var_365_arg_0=1, var_365_arg_1=0, var_36_arg_0=0, var_37=0, var_370=1, var_370_arg_0=6, var_370_arg_1=6, var_371=1, var_371_arg_0=1, var_371_arg_1=1, var_376=0, var_376_arg_0=6, var_376_arg_1=7, var_377=0, var_377_arg_0=1, var_377_arg_1=0, var_37_arg_0=38, var_37_arg_1=0, var_38=0, var_380=0, var_380_arg_0=0, var_381=2, var_381_arg_0=2, var_381_arg_1=0, var_386=1, var_386_arg_0=1, var_387=238, var_387_arg_0=237, var_387_arg_1=1, var_38_arg_0=0, var_38_arg_1=36, var_38_arg_2=0, var_40=2, var_41=39, var_416=1, var_416_arg_0=1, var_416_arg_1=3, var_417=1, var_417_arg_0=1, var_417_arg_1=3, var_418=1, var_418_arg_0=1, var_418_arg_1=1, var_41_arg_0=39, var_42=0, var_421=1, var_421_arg_0=1, var_426=1, var_426_arg_0=1, var_426_arg_1=1, var_429=1, var_429_arg_0=0, var_429_arg_1=1, var_42_arg_0=38, var_42_arg_1=39, var_43=0, var_43_arg_0=0, var_43_arg_1=1, var_43_arg_2=0, var_441=3, var_441_arg_0=3, var_441_arg_1=1, var_442=1, var_442_arg_0=3, var_442_arg_1=0, var_443=1, var_443_arg_0=1, var_443_arg_1=1, var_45=1, var_46=1, var_460=245, var_460_arg_0=0, var_460_arg_1=0, var_460_arg_2=245, var_461=0, var_462=245, var_462_arg_0=0, var_462_arg_1=0, var_462_arg_2=245, var_464=2, var_464_arg_0=1, var_464_arg_1=2, var_464_arg_2=2, var_465=0, var_466=2, var_466_arg_0=0, var_466_arg_1=0, var_466_arg_2=2, var_468=0, var_468_arg_0=1, var_468_arg_1=0, var_468_arg_2=0, var_469=0, var_469_arg_0=0, var_469_arg_1=0, var_469_arg_2=0, var_46_arg_0=1, var_47=0, var_471=0, var_471_arg_0=0, var_471_arg_1=0, var_471_arg_2=0, var_472=0, var_472_arg_0=0, var_472_arg_1=0, var_472_arg_2=0, var_474=22, var_474_arg_0=0, var_474_arg_1=0, var_474_arg_2=22, var_475=22, var_475_arg_0=0, var_475_arg_1=0, var_475_arg_2=22, var_477=36, var_477_arg_0=0, var_477_arg_1=0, var_477_arg_2=36, var_478=36, var_478_arg_0=0, var_478_arg_1=0, var_478_arg_2=36, var_47_arg_0=38, var_47_arg_1=1, var_48=0, var_480=0, var_480_arg_0=1, var_480_arg_1=0, var_480_arg_2=1, var_481=0, var_481_arg_0=0, var_481_arg_1=0, var_481_arg_2=0, var_483=0, var_483_arg_0=0, var_483_arg_1=0, var_483_arg_2=0, var_484=0, var_484_arg_0=0, var_484_arg_1=0, var_484_arg_2=0, var_486=0, var_486_arg_0=1, var_486_arg_1=0, var_486_arg_2=251, var_487=0, var_487_arg_0=0, var_487_arg_1=0, var_487_arg_2=0, var_489=1, var_489_arg_0=1, var_489_arg_1=1, var_489_arg_2=245, var_48_arg_0=0, var_48_arg_1=0, var_48_arg_2=0, var_490=1, var_490_arg_0=0, var_490_arg_1=0, var_490_arg_2=1, var_492=0, var_492_arg_0=1, var_492_arg_1=0, var_492_arg_2=255, var_493=0, var_493_arg_0=0, var_493_arg_1=0, var_493_arg_2=0, var_495=0, var_495_arg_0=0, var_495_arg_1=1, var_495_arg_2=0, var_496=0, var_496_arg_0=0, var_496_arg_1=0, var_496_arg_2=0, var_498=6, var_498_arg_0=0, var_498_arg_1=1, var_498_arg_2=6, var_499=6, var_499_arg_0=0, var_499_arg_1=0, var_499_arg_2=6, var_50=1, var_501=1, var_501_arg_0=0, var_501_arg_1=1, var_501_arg_2=1, var_502=1, var_502_arg_0=0, var_502_arg_1=0, var_502_arg_2=1, var_504=1, var_504_arg_0=1, var_504_arg_1=1, var_504_arg_2=0, var_505=1, var_505_arg_0=0, var_505_arg_1=0, var_505_arg_2=1, var_507=0, var_507_arg_0=0, var_507_arg_1=1, var_507_arg_2=0, var_508=0, var_508_arg_0=0, var_508_arg_1=0, var_508_arg_2=0, var_50_arg_0=38, var_51=0, var_510=0, var_510_arg_0=0, var_510_arg_1=1, var_510_arg_2=0, var_511=0, var_511_arg_0=0, var_511_arg_1=0, var_511_arg_2=0, var_513=1, var_513_arg_0=0, var_513_arg_1=1, var_513_arg_2=1, var_514=1, var_514_arg_0=0, var_514_arg_1=0, var_514_arg_2=1, var_516=1, var_516_arg_0=1, var_516_arg_1=1, var_516_arg_2=1, var_517=1, var_517_arg_0=0, var_517_arg_1=0, var_517_arg_2=1, var_519=1, var_519_arg_0=1, var_519_arg_1=1, var_519_arg_2=1, var_51_arg_0=1, var_52=0, var_520=1, var_520_arg_0=0, var_520_arg_1=0, var_520_arg_2=1, var_522=0, var_522_arg_0=1, var_522_arg_1=0, var_522_arg_2=240, var_523=0, var_523_arg_0=0, var_523_arg_1=0, var_523_arg_2=0, var_525=1, var_525_arg_0=1, var_525_arg_1=1, var_525_arg_2=1, var_526=1, var_526_arg_0=0, var_526_arg_1=0, var_526_arg_2=1, var_528=1, var_528_arg_0=1, var_529=10, var_529_arg_0=9, var_529_arg_1=1, var_52_arg_0=0, var_52_arg_1=251, var_52_arg_2=0, var_53=0, var_530=1, var_530_arg_0=1, var_531=9, var_531_arg_0=10, var_531_arg_1=1, var_532=9, var_533=255, var_533_arg_0=0, var_533_arg_1=9, var_533_arg_2=9, var_535=0, var_535_arg_0=0, var_536=10, var_536_arg_0=10, var_536_arg_1=0, var_537=1, var_537_arg_0=1, var_538=9, var_538_arg_0=10, var_538_arg_1=1, var_539=1, var_539_arg_0=0, var_539_arg_1=9, var_539_arg_2=9, var_53_arg_0=3, var_53_arg_1=2, var_54=0, var_541=1, var_541_arg_0=1, var_542=1, var_542_arg_0=0, var_542_arg_1=1, var_543=1, var_543_arg_0=1, var_544=0, var_544_arg_0=1, var_544_arg_1=1, var_545=0, var_545_arg_0=0, var_545_arg_1=0, var_545_arg_2=0, var_547=1, var_547_arg_0=1, var_548=254, var_548_arg_0=253, var_548_arg_1=1, var_549=0, var_549_arg_0=0, var_54_arg_0=0, var_54_arg_1=0, var_55=0, var_550=254, var_550_arg_0=254, var_550_arg_1=0, var_551=254, var_551_arg_0=0, var_551_arg_1=0, var_551_arg_2=254, var_554=3, var_554_arg_0=1, var_554_arg_1=3, var_554_arg_2=2, var_555=3, var_555_arg_0=0, var_555_arg_1=0, var_555_arg_2=3, var_557=238, var_557_arg_0=1, var_557_arg_1=238, var_557_arg_2=237, var_558=238, var_558_arg_0=0, var_558_arg_1=0, var_558_arg_2=238, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_58=0, var_58_arg_0=0, var_58_arg_1=0, var_60=0, var_60_arg_0=0, var_60_arg_1=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_63=0, var_63_arg_0=0, var_63_arg_1=0, var_64=0, var_64_arg_0=0, var_64_arg_1=0, var_68=1, var_68_arg_0=255, var_69=0, var_69_arg_0=1, var_69_arg_1=7, var_70=245, var_70_arg_0=0, var_70_arg_1=245, var_70_arg_2=245, var_72=0, var_72_arg_0=1, var_72_arg_1=6, var_73=245, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=245, var_75=0, var_75_arg_0=1, var_75_arg_1=5, var_76=245, var_76_arg_0=0, var_76_arg_1=6, var_76_arg_2=245, var_78=0, var_78_arg_0=1, var_78_arg_1=4, var_79=245, var_79_arg_0=0, var_79_arg_1=1, var_79_arg_2=245, var_81=0, var_81_arg_0=0, var_82=0, var_82_arg_0=1, var_82_arg_1=0, var_83=245, var_83_arg_0=0, var_83_arg_1=0, var_83_arg_2=245, var_85=1, var_85_arg_0=1, var_86=1, var_86_arg_0=1, var_86_arg_1=1, var_87=0, var_87_arg_0=1, var_87_arg_1=0, var_87_arg_2=245, var_89=1, var_89_arg_0=1, var_90=1, var_90_arg_0=1, var_90_arg_1=1, var_91=0, var_91_arg_0=1, var_91_arg_1=0, var_91_arg_2=0, var_93=1, var_93_arg_0=1, var_94=0, var_94_arg_0=1, var_95=0, var_95_arg_0=0, var_95_arg_1=1, var_95_arg_2=0, var_96=3, var_96_arg_0=2, var_97=1, var_97_arg_0=3, var_97_arg_1=3, var_98=0, var_98_arg_0=1, var_98_arg_1=1, var_99=0, var_99_arg_0=1, var_99_arg_1=0] [L226] CALL assume_abort_if_not(constr_175_arg_0) VAL [\old(cond)=1] [L21] COND FALSE !(!cond) [L226] RET assume_abort_if_not(constr_175_arg_0) VAL [bad_194_arg_0=0, constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, constr_169_arg_0=1, constr_175_arg_0=1, constr_182_arg_0=1, constr_188_arg_0=1, init_171_arg_1=1, input_10=0, input_11=3, input_13=0, input_189=1, input_2=0, input_3=1, input_5=4, input_6=2, input_65=1, input_8=246, input_9=3, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, next_463_arg_1=245, next_467_arg_1=2, next_470_arg_1=0, next_473_arg_1=0, next_476_arg_1=22, next_479_arg_1=36, next_482_arg_1=0, next_485_arg_1=0, next_488_arg_1=0, next_491_arg_1=1, next_494_arg_1=0, next_497_arg_1=0, next_500_arg_1=6, next_503_arg_1=1, next_506_arg_1=1, next_509_arg_1=0, next_512_arg_1=0, next_515_arg_1=1, next_518_arg_1=1, next_521_arg_1=1, next_524_arg_1=0, next_527_arg_1=1, next_534_arg_1=255, next_540_arg_1=1, next_546_arg_1=0, next_552_arg_1=254, next_553_arg_1=0, next_556_arg_1=3, next_559_arg_1=238, state_110=1, state_111=1, state_114=0, state_130=1, state_134=255, state_14=245, state_143=1, state_152=0, state_16=2, state_161=254, state_170=0, state_22=0, state_233=3, state_26=0, state_30=22, state_328=238, state_34=36, state_39=0, state_44=0, state_49=0, state_66=1, state_67=0, state_71=0, state_74=6, state_77=1, state_80=1, state_84=0, state_88=0, state_92=1, var_100=0, var_100_arg_0=1, var_100_arg_1=0, var_101=0, var_101_arg_0=1, var_101_arg_1=0, var_102=0, var_102_arg_0=1, var_102_arg_1=0, var_103=0, var_103_arg_0=1, var_103_arg_1=0, var_104=27, var_104_arg_0=1, var_104_arg_1=0, var_105=0, var_105_arg_0=0, var_105_arg_1=27, var_106=0, var_106_arg_0=0, var_106_arg_1=0, var_112=254, var_112_arg_0=1, var_113=0, var_113_arg_0=1, var_113_arg_1=254, var_115=1, var_115_arg_0=240, var_116=0, var_116_arg_0=0, var_116_arg_1=1, var_117=246, var_117_arg_0=246, var_118=0, var_118_arg_0=1, var_119=0, var_119_arg_0=3, var_119_arg_1=0, var_120=0, var_120_arg_0=0, var_121=240, var_121_arg_0=240, var_121_arg_1=0, var_122=1, var_122_arg_0=1, var_123=239, var_123_arg_0=240, var_123_arg_1=1, var_124=0, var_125=0, var_125_arg_0=0, var_125_arg_1=0, var_125_arg_2=239, var_126=0, var_126_arg_0=0, var_127=0, var_127_arg_0=0, var_128=0, var_128_arg_0=0, var_128_arg_1=0, var_129=1, var_129_arg_0=0, var_131=0, var_131_arg_0=1, var_131_arg_1=0, var_132=1, var_132_arg_0=1, var_132_arg_1=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=255, var_137_arg_1=0, var_138=2, var_138_arg_0=246, var_139=1, var_139_arg_0=1, var_139_arg_1=2, var_140=2, var_140_arg_0=1, var_141=1, var_141_arg_0=1, var_141_arg_1=2, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=1, var_145_arg_1=0, var_146=123, var_146_arg_0=246, var_147=4, var_147_arg_0=123, var_148=1, var_148_arg_0=1, var_148_arg_1=4, var_149=2, var_149_arg_0=1, var_150=1, var_150_arg_0=1, var_150_arg_1=2, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=0, var_155_arg_0=0, var_156=13, var_156_arg_0=1, var_157=0, var_157_arg_0=0, var_157_arg_1=13, var_158=2, var_158_arg_0=1, var_159=1, var_159_arg_0=0, var_159_arg_1=2, var_162=1, var_162_arg_0=254, var_163=6, var_163_arg_0=1, var_164=0, var_164_arg_0=6, var_165=0, var_165_arg_0=0, var_166=0, var_166_arg_0=0, var_166_arg_1=0, var_167=2, var_167_arg_0=1, var_168=1, var_168_arg_0=0, var_168_arg_1=2, var_172=1, var_172_arg_0=0, var_172_arg_1=0, var_173=2, var_173_arg_0=1, var_174=1, var_174_arg_0=1, var_174_arg_1=2, var_176=8, var_177=1, var_177_arg_0=9, var_177_arg_1=8, var_178=11, var_178_arg_0=1, var_179=0, var_179_arg_0=1, var_179_arg_1=11, var_18=38, var_180=19, var_180_arg_0=1, var_181=1, var_181_arg_0=0, var_181_arg_1=19, var_183=1, var_183_arg_0=10, var_183_arg_1=8, var_184=1, var_184_arg_0=0, var_185=1, var_185_arg_0=1, var_185_arg_1=1, var_186=21, var_186_arg_0=1, var_187=1, var_187_arg_0=1, var_187_arg_1=21, var_18_arg_0=2, var_19=7, var_190=1, var_190_arg_0=1, var_190_arg_1=1, var_190_arg_2=1, var_191=0, var_191_arg_0=1, var_191_arg_1=0, var_191_arg_2=1, var_192=3, var_192_arg_0=1, var_193=0, var_193_arg_0=0, var_193_arg_1=3, var_195=1, var_195_arg_0=1, var_196=1, var_196_arg_0=1, var_197=1, var_197_arg_0=1, var_197_arg_1=1, var_199=1, var_199_arg_0=1, var_20=0, var_200=0, var_200_arg_0=1, var_201=0, var_201_arg_0=1, var_201_arg_1=0, var_20_arg_0=38, var_20_arg_1=7, var_21=0, var_217=1, var_217_arg_0=3, var_217_arg_1=1, var_218=1, var_218_arg_0=1, var_218_arg_1=0, var_21_arg_0=0, var_21_arg_1=245, var_21_arg_2=0, var_23=6, var_234=7, var_234_arg_0=2, var_235=1, var_235_arg_0=7, var_236=2, var_236_arg_0=1, var_237=0, var_237_arg_0=3, var_237_arg_1=2, var_24=0, var_242=1, var_242_arg_0=1, var_243=0, var_243_arg_0=7, var_243_arg_1=1, var_244=0, var_244_arg_0=3, var_244_arg_1=0, var_249=0, var_249_arg_0=0, var_24_arg_0=38, var_24_arg_1=6, var_25=0, var_250=0, var_250_arg_0=7, var_250_arg_1=0, var_251=0, var_251_arg_0=3, var_251_arg_1=0, var_256=7, var_256_arg_0=7, var_257=1, var_257_arg_0=7, var_257_arg_1=7, var_258=1, var_258_arg_0=3, var_258_arg_1=1, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_263=0, var_263_arg_0=7, var_263_arg_1=4, var_264=0, var_264_arg_0=3, var_264_arg_1=0, var_269=0, var_269_arg_0=7, var_269_arg_1=5, var_27=5, var_270=0, var_270_arg_0=3, var_270_arg_1=0, var_275=0, var_275_arg_0=7, var_275_arg_1=6, var_276=0, var_276_arg_0=3, var_276_arg_1=0, var_28=0, var_281=1, var_281_arg_0=7, var_281_arg_1=7, var_282=1, var_282_arg_0=3, var_282_arg_1=1, var_285=1, var_285_arg_0=1, var_286=0, var_286_arg_0=255, var_286_arg_1=1, var_28_arg_0=38, var_28_arg_1=5, var_29=0, var_291=1, var_291_arg_0=1, var_292=3, var_292_arg_0=2, var_292_arg_1=1, var_29_arg_0=0, var_29_arg_1=0, var_29_arg_2=0, var_31=4, var_312=1, var_312_arg_0=1, var_312_arg_1=0, var_313=1, var_313_arg_0=1, var_313_arg_1=0, var_32=0, var_329=6, var_329_arg_0=237, var_32_arg_0=38, var_32_arg_1=4, var_33=0, var_330=1, var_330_arg_0=6, var_331=1, var_331_arg_0=1, var_332=1, var_332_arg_0=1, var_332_arg_1=1, var_337=1, var_337_arg_0=1, var_338=0, var_338_arg_0=6, var_338_arg_1=1, var_339=0, var_339_arg_0=1, var_339_arg_1=0, var_33_arg_0=0, var_33_arg_1=22, var_33_arg_2=0, var_344=6, var_344_arg_0=6, var_345=1, var_345_arg_0=6, var_345_arg_1=6, var_346=1, var_346_arg_0=1, var_346_arg_1=1, var_35=3, var_351=7, var_351_arg_0=7, var_352=0, var_352_arg_0=6, var_352_arg_1=7, var_353=0, var_353_arg_0=1, var_353_arg_1=0, var_358=0, var_358_arg_0=6, var_358_arg_1=4, var_359=0, var_359_arg_0=1, var_359_arg_1=0, var_36=0, var_364=0, var_364_arg_0=6, var_364_arg_1=5, var_365=0, var_365_arg_0=1, var_365_arg_1=0, var_36_arg_0=0, var_37=0, var_370=1, var_370_arg_0=6, var_370_arg_1=6, var_371=1, var_371_arg_0=1, var_371_arg_1=1, var_376=0, var_376_arg_0=6, var_376_arg_1=7, var_377=0, var_377_arg_0=1, var_377_arg_1=0, var_37_arg_0=38, var_37_arg_1=0, var_38=0, var_380=0, var_380_arg_0=0, var_381=2, var_381_arg_0=2, var_381_arg_1=0, var_386=1, var_386_arg_0=1, var_387=238, var_387_arg_0=237, var_387_arg_1=1, var_38_arg_0=0, var_38_arg_1=36, var_38_arg_2=0, var_40=2, var_41=39, var_416=1, var_416_arg_0=1, var_416_arg_1=3, var_417=1, var_417_arg_0=1, var_417_arg_1=3, var_418=1, var_418_arg_0=1, var_418_arg_1=1, var_41_arg_0=39, var_42=0, var_421=1, var_421_arg_0=1, var_426=1, var_426_arg_0=1, var_426_arg_1=1, var_429=1, var_429_arg_0=0, var_429_arg_1=1, var_42_arg_0=38, var_42_arg_1=39, var_43=0, var_43_arg_0=0, var_43_arg_1=1, var_43_arg_2=0, var_441=3, var_441_arg_0=3, var_441_arg_1=1, var_442=1, var_442_arg_0=3, var_442_arg_1=0, var_443=1, var_443_arg_0=1, var_443_arg_1=1, var_45=1, var_46=1, var_460=245, var_460_arg_0=0, var_460_arg_1=0, var_460_arg_2=245, var_461=0, var_462=245, var_462_arg_0=0, var_462_arg_1=0, var_462_arg_2=245, var_464=2, var_464_arg_0=1, var_464_arg_1=2, var_464_arg_2=2, var_465=0, var_466=2, var_466_arg_0=0, var_466_arg_1=0, var_466_arg_2=2, var_468=0, var_468_arg_0=1, var_468_arg_1=0, var_468_arg_2=0, var_469=0, var_469_arg_0=0, var_469_arg_1=0, var_469_arg_2=0, var_46_arg_0=1, var_47=0, var_471=0, var_471_arg_0=0, var_471_arg_1=0, var_471_arg_2=0, var_472=0, var_472_arg_0=0, var_472_arg_1=0, var_472_arg_2=0, var_474=22, var_474_arg_0=0, var_474_arg_1=0, var_474_arg_2=22, var_475=22, var_475_arg_0=0, var_475_arg_1=0, var_475_arg_2=22, var_477=36, var_477_arg_0=0, var_477_arg_1=0, var_477_arg_2=36, var_478=36, var_478_arg_0=0, var_478_arg_1=0, var_478_arg_2=36, var_47_arg_0=38, var_47_arg_1=1, var_48=0, var_480=0, var_480_arg_0=1, var_480_arg_1=0, var_480_arg_2=1, var_481=0, var_481_arg_0=0, var_481_arg_1=0, var_481_arg_2=0, var_483=0, var_483_arg_0=0, var_483_arg_1=0, var_483_arg_2=0, var_484=0, var_484_arg_0=0, var_484_arg_1=0, var_484_arg_2=0, var_486=0, var_486_arg_0=1, var_486_arg_1=0, var_486_arg_2=251, var_487=0, var_487_arg_0=0, var_487_arg_1=0, var_487_arg_2=0, var_489=1, var_489_arg_0=1, var_489_arg_1=1, var_489_arg_2=245, var_48_arg_0=0, var_48_arg_1=0, var_48_arg_2=0, var_490=1, var_490_arg_0=0, var_490_arg_1=0, var_490_arg_2=1, var_492=0, var_492_arg_0=1, var_492_arg_1=0, var_492_arg_2=255, var_493=0, var_493_arg_0=0, var_493_arg_1=0, var_493_arg_2=0, var_495=0, var_495_arg_0=0, var_495_arg_1=1, var_495_arg_2=0, var_496=0, var_496_arg_0=0, var_496_arg_1=0, var_496_arg_2=0, var_498=6, var_498_arg_0=0, var_498_arg_1=1, var_498_arg_2=6, var_499=6, var_499_arg_0=0, var_499_arg_1=0, var_499_arg_2=6, var_50=1, var_501=1, var_501_arg_0=0, var_501_arg_1=1, var_501_arg_2=1, var_502=1, var_502_arg_0=0, var_502_arg_1=0, var_502_arg_2=1, var_504=1, var_504_arg_0=1, var_504_arg_1=1, var_504_arg_2=0, var_505=1, var_505_arg_0=0, var_505_arg_1=0, var_505_arg_2=1, var_507=0, var_507_arg_0=0, var_507_arg_1=1, var_507_arg_2=0, var_508=0, var_508_arg_0=0, var_508_arg_1=0, var_508_arg_2=0, var_50_arg_0=38, var_51=0, var_510=0, var_510_arg_0=0, var_510_arg_1=1, var_510_arg_2=0, var_511=0, var_511_arg_0=0, var_511_arg_1=0, var_511_arg_2=0, var_513=1, var_513_arg_0=0, var_513_arg_1=1, var_513_arg_2=1, var_514=1, var_514_arg_0=0, var_514_arg_1=0, var_514_arg_2=1, var_516=1, var_516_arg_0=1, var_516_arg_1=1, var_516_arg_2=1, var_517=1, var_517_arg_0=0, var_517_arg_1=0, var_517_arg_2=1, var_519=1, var_519_arg_0=1, var_519_arg_1=1, var_519_arg_2=1, var_51_arg_0=1, var_52=0, var_520=1, var_520_arg_0=0, var_520_arg_1=0, var_520_arg_2=1, var_522=0, var_522_arg_0=1, var_522_arg_1=0, var_522_arg_2=240, var_523=0, var_523_arg_0=0, var_523_arg_1=0, var_523_arg_2=0, var_525=1, var_525_arg_0=1, var_525_arg_1=1, var_525_arg_2=1, var_526=1, var_526_arg_0=0, var_526_arg_1=0, var_526_arg_2=1, var_528=1, var_528_arg_0=1, var_529=10, var_529_arg_0=9, var_529_arg_1=1, var_52_arg_0=0, var_52_arg_1=251, var_52_arg_2=0, var_53=0, var_530=1, var_530_arg_0=1, var_531=9, var_531_arg_0=10, var_531_arg_1=1, var_532=9, var_533=255, var_533_arg_0=0, var_533_arg_1=9, var_533_arg_2=9, var_535=0, var_535_arg_0=0, var_536=10, var_536_arg_0=10, var_536_arg_1=0, var_537=1, var_537_arg_0=1, var_538=9, var_538_arg_0=10, var_538_arg_1=1, var_539=1, var_539_arg_0=0, var_539_arg_1=9, var_539_arg_2=9, var_53_arg_0=3, var_53_arg_1=2, var_54=0, var_541=1, var_541_arg_0=1, var_542=1, var_542_arg_0=0, var_542_arg_1=1, var_543=1, var_543_arg_0=1, var_544=0, var_544_arg_0=1, var_544_arg_1=1, var_545=0, var_545_arg_0=0, var_545_arg_1=0, var_545_arg_2=0, var_547=1, var_547_arg_0=1, var_548=254, var_548_arg_0=253, var_548_arg_1=1, var_549=0, var_549_arg_0=0, var_54_arg_0=0, var_54_arg_1=0, var_55=0, var_550=254, var_550_arg_0=254, var_550_arg_1=0, var_551=254, var_551_arg_0=0, var_551_arg_1=0, var_551_arg_2=254, var_554=3, var_554_arg_0=1, var_554_arg_1=3, var_554_arg_2=2, var_555=3, var_555_arg_0=0, var_555_arg_1=0, var_555_arg_2=3, var_557=238, var_557_arg_0=1, var_557_arg_1=238, var_557_arg_2=237, var_558=238, var_558_arg_0=0, var_558_arg_1=0, var_558_arg_2=238, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_58=0, var_58_arg_0=0, var_58_arg_1=0, var_60=0, var_60_arg_0=0, var_60_arg_1=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_63=0, var_63_arg_0=0, var_63_arg_1=0, var_64=0, var_64_arg_0=0, var_64_arg_1=0, var_68=1, var_68_arg_0=255, var_69=0, var_69_arg_0=1, var_69_arg_1=7, var_70=245, var_70_arg_0=0, var_70_arg_1=245, var_70_arg_2=245, var_72=0, var_72_arg_0=1, var_72_arg_1=6, var_73=245, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=245, var_75=0, var_75_arg_0=1, var_75_arg_1=5, var_76=245, var_76_arg_0=0, var_76_arg_1=6, var_76_arg_2=245, var_78=0, var_78_arg_0=1, var_78_arg_1=4, var_79=245, var_79_arg_0=0, var_79_arg_1=1, var_79_arg_2=245, var_81=0, var_81_arg_0=0, var_82=0, var_82_arg_0=1, var_82_arg_1=0, var_83=245, var_83_arg_0=0, var_83_arg_1=0, var_83_arg_2=245, var_85=1, var_85_arg_0=1, var_86=1, var_86_arg_0=1, var_86_arg_1=1, var_87=0, var_87_arg_0=1, var_87_arg_1=0, var_87_arg_2=245, var_89=1, var_89_arg_0=1, var_90=1, var_90_arg_0=1, var_90_arg_1=1, var_91=0, var_91_arg_0=1, var_91_arg_1=0, var_91_arg_2=0, var_93=1, var_93_arg_0=1, var_94=0, var_94_arg_0=1, var_95=0, var_95_arg_0=0, var_95_arg_1=1, var_95_arg_2=0, var_96=3, var_96_arg_0=2, var_97=1, var_97_arg_0=3, var_97_arg_1=3, var_98=0, var_98_arg_0=1, var_98_arg_1=1, var_99=0, var_99_arg_0=1, var_99_arg_1=0] [L227] SORT_15 var_177_arg_0 = state_134; [L228] SORT_15 var_177_arg_1 = var_176; [L229] SORT_1 var_177 = var_177_arg_0 != var_177_arg_1; [L230] SORT_1 var_178_arg_0 = var_97; [L231] SORT_1 var_178 = ~var_178_arg_0; [L232] SORT_1 var_179_arg_0 = var_177; [L233] SORT_1 var_179_arg_1 = var_178; [L234] SORT_1 var_179 = var_179_arg_0 | var_179_arg_1; [L235] SORT_1 var_180_arg_0 = var_45; [L236] SORT_1 var_180 = ~var_180_arg_0; [L237] SORT_1 var_181_arg_0 = var_179; [L238] SORT_1 var_181_arg_1 = var_180; [L239] SORT_1 var_181 = var_181_arg_0 | var_181_arg_1; [L240] var_181 = var_181 & mask_SORT_1 [L241] SORT_1 constr_182_arg_0 = var_181; VAL [bad_194_arg_0=0, constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, constr_169_arg_0=1, constr_175_arg_0=1, constr_182_arg_0=1, constr_188_arg_0=1, init_171_arg_1=1, input_10=0, input_11=3, input_13=0, input_189=1, input_2=0, input_3=1, input_5=4, input_6=2, input_65=1, input_8=246, input_9=3, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, next_463_arg_1=245, next_467_arg_1=2, next_470_arg_1=0, next_473_arg_1=0, next_476_arg_1=22, next_479_arg_1=36, next_482_arg_1=0, next_485_arg_1=0, next_488_arg_1=0, next_491_arg_1=1, next_494_arg_1=0, next_497_arg_1=0, next_500_arg_1=6, next_503_arg_1=1, next_506_arg_1=1, next_509_arg_1=0, next_512_arg_1=0, next_515_arg_1=1, next_518_arg_1=1, next_521_arg_1=1, next_524_arg_1=0, next_527_arg_1=1, next_534_arg_1=255, next_540_arg_1=1, next_546_arg_1=0, next_552_arg_1=254, next_553_arg_1=0, next_556_arg_1=3, next_559_arg_1=238, state_110=1, state_111=1, state_114=0, state_130=1, state_134=255, state_14=245, state_143=1, state_152=0, state_16=2, state_161=254, state_170=0, state_22=0, state_233=3, state_26=0, state_30=22, state_328=238, state_34=36, state_39=0, state_44=0, state_49=0, state_66=1, state_67=0, state_71=0, state_74=6, state_77=1, state_80=1, state_84=0, state_88=0, state_92=1, var_100=0, var_100_arg_0=1, var_100_arg_1=0, var_101=0, var_101_arg_0=1, var_101_arg_1=0, var_102=0, var_102_arg_0=1, var_102_arg_1=0, var_103=0, var_103_arg_0=1, var_103_arg_1=0, var_104=27, var_104_arg_0=1, var_104_arg_1=0, var_105=0, var_105_arg_0=0, var_105_arg_1=27, var_106=0, var_106_arg_0=0, var_106_arg_1=0, var_112=254, var_112_arg_0=1, var_113=0, var_113_arg_0=1, var_113_arg_1=254, var_115=1, var_115_arg_0=240, var_116=0, var_116_arg_0=0, var_116_arg_1=1, var_117=246, var_117_arg_0=246, var_118=0, var_118_arg_0=1, var_119=0, var_119_arg_0=3, var_119_arg_1=0, var_120=0, var_120_arg_0=0, var_121=240, var_121_arg_0=240, var_121_arg_1=0, var_122=1, var_122_arg_0=1, var_123=239, var_123_arg_0=240, var_123_arg_1=1, var_124=0, var_125=0, var_125_arg_0=0, var_125_arg_1=0, var_125_arg_2=239, var_126=0, var_126_arg_0=0, var_127=0, var_127_arg_0=0, var_128=0, var_128_arg_0=0, var_128_arg_1=0, var_129=1, var_129_arg_0=0, var_131=0, var_131_arg_0=1, var_131_arg_1=0, var_132=1, var_132_arg_0=1, var_132_arg_1=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=255, var_137_arg_1=0, var_138=2, var_138_arg_0=246, var_139=1, var_139_arg_0=1, var_139_arg_1=2, var_140=2, var_140_arg_0=1, var_141=1, var_141_arg_0=1, var_141_arg_1=2, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=1, var_145_arg_1=0, var_146=123, var_146_arg_0=246, var_147=4, var_147_arg_0=123, var_148=1, var_148_arg_0=1, var_148_arg_1=4, var_149=2, var_149_arg_0=1, var_150=1, var_150_arg_0=1, var_150_arg_1=2, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=0, var_155_arg_0=0, var_156=13, var_156_arg_0=1, var_157=0, var_157_arg_0=0, var_157_arg_1=13, var_158=2, var_158_arg_0=1, var_159=1, var_159_arg_0=0, var_159_arg_1=2, var_162=1, var_162_arg_0=254, var_163=6, var_163_arg_0=1, var_164=0, var_164_arg_0=6, var_165=0, var_165_arg_0=0, var_166=0, var_166_arg_0=0, var_166_arg_1=0, var_167=2, var_167_arg_0=1, var_168=1, var_168_arg_0=0, var_168_arg_1=2, var_172=1, var_172_arg_0=0, var_172_arg_1=0, var_173=2, var_173_arg_0=1, var_174=1, var_174_arg_0=1, var_174_arg_1=2, var_176=8, var_177=1, var_177_arg_0=255, var_177_arg_1=8, var_178=0, var_178_arg_0=1, var_179=1, var_179_arg_0=1, var_179_arg_1=0, var_18=38, var_180=2, var_180_arg_0=1, var_181=1, var_181_arg_0=1, var_181_arg_1=2, var_183=1, var_183_arg_0=10, var_183_arg_1=8, var_184=1, var_184_arg_0=0, var_185=1, var_185_arg_0=1, var_185_arg_1=1, var_186=21, var_186_arg_0=1, var_187=1, var_187_arg_0=1, var_187_arg_1=21, var_18_arg_0=2, var_19=7, var_190=1, var_190_arg_0=1, var_190_arg_1=1, var_190_arg_2=1, var_191=0, var_191_arg_0=1, var_191_arg_1=0, var_191_arg_2=1, var_192=3, var_192_arg_0=1, var_193=0, var_193_arg_0=0, var_193_arg_1=3, var_195=1, var_195_arg_0=1, var_196=1, var_196_arg_0=1, var_197=1, var_197_arg_0=1, var_197_arg_1=1, var_199=1, var_199_arg_0=1, var_20=0, var_200=0, var_200_arg_0=1, var_201=0, var_201_arg_0=1, var_201_arg_1=0, var_20_arg_0=38, var_20_arg_1=7, var_21=0, var_217=1, var_217_arg_0=3, var_217_arg_1=1, var_218=1, var_218_arg_0=1, var_218_arg_1=0, var_21_arg_0=0, var_21_arg_1=245, var_21_arg_2=0, var_23=6, var_234=7, var_234_arg_0=2, var_235=1, var_235_arg_0=7, var_236=2, var_236_arg_0=1, var_237=0, var_237_arg_0=3, var_237_arg_1=2, var_24=0, var_242=1, var_242_arg_0=1, var_243=0, var_243_arg_0=7, var_243_arg_1=1, var_244=0, var_244_arg_0=3, var_244_arg_1=0, var_249=0, var_249_arg_0=0, var_24_arg_0=38, var_24_arg_1=6, var_25=0, var_250=0, var_250_arg_0=7, var_250_arg_1=0, var_251=0, var_251_arg_0=3, var_251_arg_1=0, var_256=7, var_256_arg_0=7, var_257=1, var_257_arg_0=7, var_257_arg_1=7, var_258=1, var_258_arg_0=3, var_258_arg_1=1, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_263=0, var_263_arg_0=7, var_263_arg_1=4, var_264=0, var_264_arg_0=3, var_264_arg_1=0, var_269=0, var_269_arg_0=7, var_269_arg_1=5, var_27=5, var_270=0, var_270_arg_0=3, var_270_arg_1=0, var_275=0, var_275_arg_0=7, var_275_arg_1=6, var_276=0, var_276_arg_0=3, var_276_arg_1=0, var_28=0, var_281=1, var_281_arg_0=7, var_281_arg_1=7, var_282=1, var_282_arg_0=3, var_282_arg_1=1, var_285=1, var_285_arg_0=1, var_286=0, var_286_arg_0=255, var_286_arg_1=1, var_28_arg_0=38, var_28_arg_1=5, var_29=0, var_291=1, var_291_arg_0=1, var_292=3, var_292_arg_0=2, var_292_arg_1=1, var_29_arg_0=0, var_29_arg_1=0, var_29_arg_2=0, var_31=4, var_312=1, var_312_arg_0=1, var_312_arg_1=0, var_313=1, var_313_arg_0=1, var_313_arg_1=0, var_32=0, var_329=6, var_329_arg_0=237, var_32_arg_0=38, var_32_arg_1=4, var_33=0, var_330=1, var_330_arg_0=6, var_331=1, var_331_arg_0=1, var_332=1, var_332_arg_0=1, var_332_arg_1=1, var_337=1, var_337_arg_0=1, var_338=0, var_338_arg_0=6, var_338_arg_1=1, var_339=0, var_339_arg_0=1, var_339_arg_1=0, var_33_arg_0=0, var_33_arg_1=22, var_33_arg_2=0, var_344=6, var_344_arg_0=6, var_345=1, var_345_arg_0=6, var_345_arg_1=6, var_346=1, var_346_arg_0=1, var_346_arg_1=1, var_35=3, var_351=7, var_351_arg_0=7, var_352=0, var_352_arg_0=6, var_352_arg_1=7, var_353=0, var_353_arg_0=1, var_353_arg_1=0, var_358=0, var_358_arg_0=6, var_358_arg_1=4, var_359=0, var_359_arg_0=1, var_359_arg_1=0, var_36=0, var_364=0, var_364_arg_0=6, var_364_arg_1=5, var_365=0, var_365_arg_0=1, var_365_arg_1=0, var_36_arg_0=0, var_37=0, var_370=1, var_370_arg_0=6, var_370_arg_1=6, var_371=1, var_371_arg_0=1, var_371_arg_1=1, var_376=0, var_376_arg_0=6, var_376_arg_1=7, var_377=0, var_377_arg_0=1, var_377_arg_1=0, var_37_arg_0=38, var_37_arg_1=0, var_38=0, var_380=0, var_380_arg_0=0, var_381=2, var_381_arg_0=2, var_381_arg_1=0, var_386=1, var_386_arg_0=1, var_387=238, var_387_arg_0=237, var_387_arg_1=1, var_38_arg_0=0, var_38_arg_1=36, var_38_arg_2=0, var_40=2, var_41=39, var_416=1, var_416_arg_0=1, var_416_arg_1=3, var_417=1, var_417_arg_0=1, var_417_arg_1=3, var_418=1, var_418_arg_0=1, var_418_arg_1=1, var_41_arg_0=39, var_42=0, var_421=1, var_421_arg_0=1, var_426=1, var_426_arg_0=1, var_426_arg_1=1, var_429=1, var_429_arg_0=0, var_429_arg_1=1, var_42_arg_0=38, var_42_arg_1=39, var_43=0, var_43_arg_0=0, var_43_arg_1=1, var_43_arg_2=0, var_441=3, var_441_arg_0=3, var_441_arg_1=1, var_442=1, var_442_arg_0=3, var_442_arg_1=0, var_443=1, var_443_arg_0=1, var_443_arg_1=1, var_45=1, var_46=1, var_460=245, var_460_arg_0=0, var_460_arg_1=0, var_460_arg_2=245, var_461=0, var_462=245, var_462_arg_0=0, var_462_arg_1=0, var_462_arg_2=245, var_464=2, var_464_arg_0=1, var_464_arg_1=2, var_464_arg_2=2, var_465=0, var_466=2, var_466_arg_0=0, var_466_arg_1=0, var_466_arg_2=2, var_468=0, var_468_arg_0=1, var_468_arg_1=0, var_468_arg_2=0, var_469=0, var_469_arg_0=0, var_469_arg_1=0, var_469_arg_2=0, var_46_arg_0=1, var_47=0, var_471=0, var_471_arg_0=0, var_471_arg_1=0, var_471_arg_2=0, var_472=0, var_472_arg_0=0, var_472_arg_1=0, var_472_arg_2=0, var_474=22, var_474_arg_0=0, var_474_arg_1=0, var_474_arg_2=22, var_475=22, var_475_arg_0=0, var_475_arg_1=0, var_475_arg_2=22, var_477=36, var_477_arg_0=0, var_477_arg_1=0, var_477_arg_2=36, var_478=36, var_478_arg_0=0, var_478_arg_1=0, var_478_arg_2=36, var_47_arg_0=38, var_47_arg_1=1, var_48=0, var_480=0, var_480_arg_0=1, var_480_arg_1=0, var_480_arg_2=1, var_481=0, var_481_arg_0=0, var_481_arg_1=0, var_481_arg_2=0, var_483=0, var_483_arg_0=0, var_483_arg_1=0, var_483_arg_2=0, var_484=0, var_484_arg_0=0, var_484_arg_1=0, var_484_arg_2=0, var_486=0, var_486_arg_0=1, var_486_arg_1=0, var_486_arg_2=251, var_487=0, var_487_arg_0=0, var_487_arg_1=0, var_487_arg_2=0, var_489=1, var_489_arg_0=1, var_489_arg_1=1, var_489_arg_2=245, var_48_arg_0=0, var_48_arg_1=0, var_48_arg_2=0, var_490=1, var_490_arg_0=0, var_490_arg_1=0, var_490_arg_2=1, var_492=0, var_492_arg_0=1, var_492_arg_1=0, var_492_arg_2=255, var_493=0, var_493_arg_0=0, var_493_arg_1=0, var_493_arg_2=0, var_495=0, var_495_arg_0=0, var_495_arg_1=1, var_495_arg_2=0, var_496=0, var_496_arg_0=0, var_496_arg_1=0, var_496_arg_2=0, var_498=6, var_498_arg_0=0, var_498_arg_1=1, var_498_arg_2=6, var_499=6, var_499_arg_0=0, var_499_arg_1=0, var_499_arg_2=6, var_50=1, var_501=1, var_501_arg_0=0, var_501_arg_1=1, var_501_arg_2=1, var_502=1, var_502_arg_0=0, var_502_arg_1=0, var_502_arg_2=1, var_504=1, var_504_arg_0=1, var_504_arg_1=1, var_504_arg_2=0, var_505=1, var_505_arg_0=0, var_505_arg_1=0, var_505_arg_2=1, var_507=0, var_507_arg_0=0, var_507_arg_1=1, var_507_arg_2=0, var_508=0, var_508_arg_0=0, var_508_arg_1=0, var_508_arg_2=0, var_50_arg_0=38, var_51=0, var_510=0, var_510_arg_0=0, var_510_arg_1=1, var_510_arg_2=0, var_511=0, var_511_arg_0=0, var_511_arg_1=0, var_511_arg_2=0, var_513=1, var_513_arg_0=0, var_513_arg_1=1, var_513_arg_2=1, var_514=1, var_514_arg_0=0, var_514_arg_1=0, var_514_arg_2=1, var_516=1, var_516_arg_0=1, var_516_arg_1=1, var_516_arg_2=1, var_517=1, var_517_arg_0=0, var_517_arg_1=0, var_517_arg_2=1, var_519=1, var_519_arg_0=1, var_519_arg_1=1, var_519_arg_2=1, var_51_arg_0=1, var_52=0, var_520=1, var_520_arg_0=0, var_520_arg_1=0, var_520_arg_2=1, var_522=0, var_522_arg_0=1, var_522_arg_1=0, var_522_arg_2=240, var_523=0, var_523_arg_0=0, var_523_arg_1=0, var_523_arg_2=0, var_525=1, var_525_arg_0=1, var_525_arg_1=1, var_525_arg_2=1, var_526=1, var_526_arg_0=0, var_526_arg_1=0, var_526_arg_2=1, var_528=1, var_528_arg_0=1, var_529=10, var_529_arg_0=9, var_529_arg_1=1, var_52_arg_0=0, var_52_arg_1=251, var_52_arg_2=0, var_53=0, var_530=1, var_530_arg_0=1, var_531=9, var_531_arg_0=10, var_531_arg_1=1, var_532=9, var_533=255, var_533_arg_0=0, var_533_arg_1=9, var_533_arg_2=9, var_535=0, var_535_arg_0=0, var_536=10, var_536_arg_0=10, var_536_arg_1=0, var_537=1, var_537_arg_0=1, var_538=9, var_538_arg_0=10, var_538_arg_1=1, var_539=1, var_539_arg_0=0, var_539_arg_1=9, var_539_arg_2=9, var_53_arg_0=3, var_53_arg_1=2, var_54=0, var_541=1, var_541_arg_0=1, var_542=1, var_542_arg_0=0, var_542_arg_1=1, var_543=1, var_543_arg_0=1, var_544=0, var_544_arg_0=1, var_544_arg_1=1, var_545=0, var_545_arg_0=0, var_545_arg_1=0, var_545_arg_2=0, var_547=1, var_547_arg_0=1, var_548=254, var_548_arg_0=253, var_548_arg_1=1, var_549=0, var_549_arg_0=0, var_54_arg_0=0, var_54_arg_1=0, var_55=0, var_550=254, var_550_arg_0=254, var_550_arg_1=0, var_551=254, var_551_arg_0=0, var_551_arg_1=0, var_551_arg_2=254, var_554=3, var_554_arg_0=1, var_554_arg_1=3, var_554_arg_2=2, var_555=3, var_555_arg_0=0, var_555_arg_1=0, var_555_arg_2=3, var_557=238, var_557_arg_0=1, var_557_arg_1=238, var_557_arg_2=237, var_558=238, var_558_arg_0=0, var_558_arg_1=0, var_558_arg_2=238, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_58=0, var_58_arg_0=0, var_58_arg_1=0, var_60=0, var_60_arg_0=0, var_60_arg_1=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_63=0, var_63_arg_0=0, var_63_arg_1=0, var_64=0, var_64_arg_0=0, var_64_arg_1=0, var_68=1, var_68_arg_0=255, var_69=0, var_69_arg_0=1, var_69_arg_1=7, var_70=245, var_70_arg_0=0, var_70_arg_1=245, var_70_arg_2=245, var_72=0, var_72_arg_0=1, var_72_arg_1=6, var_73=245, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=245, var_75=0, var_75_arg_0=1, var_75_arg_1=5, var_76=245, var_76_arg_0=0, var_76_arg_1=6, var_76_arg_2=245, var_78=0, var_78_arg_0=1, var_78_arg_1=4, var_79=245, var_79_arg_0=0, var_79_arg_1=1, var_79_arg_2=245, var_81=0, var_81_arg_0=0, var_82=0, var_82_arg_0=1, var_82_arg_1=0, var_83=245, var_83_arg_0=0, var_83_arg_1=0, var_83_arg_2=245, var_85=1, var_85_arg_0=1, var_86=1, var_86_arg_0=1, var_86_arg_1=1, var_87=0, var_87_arg_0=1, var_87_arg_1=0, var_87_arg_2=245, var_89=1, var_89_arg_0=1, var_90=1, var_90_arg_0=1, var_90_arg_1=1, var_91=0, var_91_arg_0=1, var_91_arg_1=0, var_91_arg_2=0, var_93=1, var_93_arg_0=1, var_94=0, var_94_arg_0=1, var_95=0, var_95_arg_0=0, var_95_arg_1=1, var_95_arg_2=0, var_96=3, var_96_arg_0=2, var_97=1, var_97_arg_0=3, var_97_arg_1=3, var_98=0, var_98_arg_0=1, var_98_arg_1=1, var_99=0, var_99_arg_0=1, var_99_arg_1=0] [L242] CALL assume_abort_if_not(constr_182_arg_0) VAL [\old(cond)=1] [L21] COND FALSE !(!cond) [L242] RET assume_abort_if_not(constr_182_arg_0) VAL [bad_194_arg_0=0, constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, constr_169_arg_0=1, constr_175_arg_0=1, constr_182_arg_0=1, constr_188_arg_0=1, init_171_arg_1=1, input_10=0, input_11=3, input_13=0, input_189=1, input_2=0, input_3=1, input_5=4, input_6=2, input_65=1, input_8=246, input_9=3, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, next_463_arg_1=245, next_467_arg_1=2, next_470_arg_1=0, next_473_arg_1=0, next_476_arg_1=22, next_479_arg_1=36, next_482_arg_1=0, next_485_arg_1=0, next_488_arg_1=0, next_491_arg_1=1, next_494_arg_1=0, next_497_arg_1=0, next_500_arg_1=6, next_503_arg_1=1, next_506_arg_1=1, next_509_arg_1=0, next_512_arg_1=0, next_515_arg_1=1, next_518_arg_1=1, next_521_arg_1=1, next_524_arg_1=0, next_527_arg_1=1, next_534_arg_1=255, next_540_arg_1=1, next_546_arg_1=0, next_552_arg_1=254, next_553_arg_1=0, next_556_arg_1=3, next_559_arg_1=238, state_110=1, state_111=1, state_114=0, state_130=1, state_134=255, state_14=245, state_143=1, state_152=0, state_16=2, state_161=254, state_170=0, state_22=0, state_233=3, state_26=0, state_30=22, state_328=238, state_34=36, state_39=0, state_44=0, state_49=0, state_66=1, state_67=0, state_71=0, state_74=6, state_77=1, state_80=1, state_84=0, state_88=0, state_92=1, var_100=0, var_100_arg_0=1, var_100_arg_1=0, var_101=0, var_101_arg_0=1, var_101_arg_1=0, var_102=0, var_102_arg_0=1, var_102_arg_1=0, var_103=0, var_103_arg_0=1, var_103_arg_1=0, var_104=27, var_104_arg_0=1, var_104_arg_1=0, var_105=0, var_105_arg_0=0, var_105_arg_1=27, var_106=0, var_106_arg_0=0, var_106_arg_1=0, var_112=254, var_112_arg_0=1, var_113=0, var_113_arg_0=1, var_113_arg_1=254, var_115=1, var_115_arg_0=240, var_116=0, var_116_arg_0=0, var_116_arg_1=1, var_117=246, var_117_arg_0=246, var_118=0, var_118_arg_0=1, var_119=0, var_119_arg_0=3, var_119_arg_1=0, var_120=0, var_120_arg_0=0, var_121=240, var_121_arg_0=240, var_121_arg_1=0, var_122=1, var_122_arg_0=1, var_123=239, var_123_arg_0=240, var_123_arg_1=1, var_124=0, var_125=0, var_125_arg_0=0, var_125_arg_1=0, var_125_arg_2=239, var_126=0, var_126_arg_0=0, var_127=0, var_127_arg_0=0, var_128=0, var_128_arg_0=0, var_128_arg_1=0, var_129=1, var_129_arg_0=0, var_131=0, var_131_arg_0=1, var_131_arg_1=0, var_132=1, var_132_arg_0=1, var_132_arg_1=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=255, var_137_arg_1=0, var_138=2, var_138_arg_0=246, var_139=1, var_139_arg_0=1, var_139_arg_1=2, var_140=2, var_140_arg_0=1, var_141=1, var_141_arg_0=1, var_141_arg_1=2, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=1, var_145_arg_1=0, var_146=123, var_146_arg_0=246, var_147=4, var_147_arg_0=123, var_148=1, var_148_arg_0=1, var_148_arg_1=4, var_149=2, var_149_arg_0=1, var_150=1, var_150_arg_0=1, var_150_arg_1=2, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=0, var_155_arg_0=0, var_156=13, var_156_arg_0=1, var_157=0, var_157_arg_0=0, var_157_arg_1=13, var_158=2, var_158_arg_0=1, var_159=1, var_159_arg_0=0, var_159_arg_1=2, var_162=1, var_162_arg_0=254, var_163=6, var_163_arg_0=1, var_164=0, var_164_arg_0=6, var_165=0, var_165_arg_0=0, var_166=0, var_166_arg_0=0, var_166_arg_1=0, var_167=2, var_167_arg_0=1, var_168=1, var_168_arg_0=0, var_168_arg_1=2, var_172=1, var_172_arg_0=0, var_172_arg_1=0, var_173=2, var_173_arg_0=1, var_174=1, var_174_arg_0=1, var_174_arg_1=2, var_176=8, var_177=1, var_177_arg_0=255, var_177_arg_1=8, var_178=0, var_178_arg_0=1, var_179=1, var_179_arg_0=1, var_179_arg_1=0, var_18=38, var_180=2, var_180_arg_0=1, var_181=1, var_181_arg_0=1, var_181_arg_1=2, var_183=1, var_183_arg_0=10, var_183_arg_1=8, var_184=1, var_184_arg_0=0, var_185=1, var_185_arg_0=1, var_185_arg_1=1, var_186=21, var_186_arg_0=1, var_187=1, var_187_arg_0=1, var_187_arg_1=21, var_18_arg_0=2, var_19=7, var_190=1, var_190_arg_0=1, var_190_arg_1=1, var_190_arg_2=1, var_191=0, var_191_arg_0=1, var_191_arg_1=0, var_191_arg_2=1, var_192=3, var_192_arg_0=1, var_193=0, var_193_arg_0=0, var_193_arg_1=3, var_195=1, var_195_arg_0=1, var_196=1, var_196_arg_0=1, var_197=1, var_197_arg_0=1, var_197_arg_1=1, var_199=1, var_199_arg_0=1, var_20=0, var_200=0, var_200_arg_0=1, var_201=0, var_201_arg_0=1, var_201_arg_1=0, var_20_arg_0=38, var_20_arg_1=7, var_21=0, var_217=1, var_217_arg_0=3, var_217_arg_1=1, var_218=1, var_218_arg_0=1, var_218_arg_1=0, var_21_arg_0=0, var_21_arg_1=245, var_21_arg_2=0, var_23=6, var_234=7, var_234_arg_0=2, var_235=1, var_235_arg_0=7, var_236=2, var_236_arg_0=1, var_237=0, var_237_arg_0=3, var_237_arg_1=2, var_24=0, var_242=1, var_242_arg_0=1, var_243=0, var_243_arg_0=7, var_243_arg_1=1, var_244=0, var_244_arg_0=3, var_244_arg_1=0, var_249=0, var_249_arg_0=0, var_24_arg_0=38, var_24_arg_1=6, var_25=0, var_250=0, var_250_arg_0=7, var_250_arg_1=0, var_251=0, var_251_arg_0=3, var_251_arg_1=0, var_256=7, var_256_arg_0=7, var_257=1, var_257_arg_0=7, var_257_arg_1=7, var_258=1, var_258_arg_0=3, var_258_arg_1=1, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_263=0, var_263_arg_0=7, var_263_arg_1=4, var_264=0, var_264_arg_0=3, var_264_arg_1=0, var_269=0, var_269_arg_0=7, var_269_arg_1=5, var_27=5, var_270=0, var_270_arg_0=3, var_270_arg_1=0, var_275=0, var_275_arg_0=7, var_275_arg_1=6, var_276=0, var_276_arg_0=3, var_276_arg_1=0, var_28=0, var_281=1, var_281_arg_0=7, var_281_arg_1=7, var_282=1, var_282_arg_0=3, var_282_arg_1=1, var_285=1, var_285_arg_0=1, var_286=0, var_286_arg_0=255, var_286_arg_1=1, var_28_arg_0=38, var_28_arg_1=5, var_29=0, var_291=1, var_291_arg_0=1, var_292=3, var_292_arg_0=2, var_292_arg_1=1, var_29_arg_0=0, var_29_arg_1=0, var_29_arg_2=0, var_31=4, var_312=1, var_312_arg_0=1, var_312_arg_1=0, var_313=1, var_313_arg_0=1, var_313_arg_1=0, var_32=0, var_329=6, var_329_arg_0=237, var_32_arg_0=38, var_32_arg_1=4, var_33=0, var_330=1, var_330_arg_0=6, var_331=1, var_331_arg_0=1, var_332=1, var_332_arg_0=1, var_332_arg_1=1, var_337=1, var_337_arg_0=1, var_338=0, var_338_arg_0=6, var_338_arg_1=1, var_339=0, var_339_arg_0=1, var_339_arg_1=0, var_33_arg_0=0, var_33_arg_1=22, var_33_arg_2=0, var_344=6, var_344_arg_0=6, var_345=1, var_345_arg_0=6, var_345_arg_1=6, var_346=1, var_346_arg_0=1, var_346_arg_1=1, var_35=3, var_351=7, var_351_arg_0=7, var_352=0, var_352_arg_0=6, var_352_arg_1=7, var_353=0, var_353_arg_0=1, var_353_arg_1=0, var_358=0, var_358_arg_0=6, var_358_arg_1=4, var_359=0, var_359_arg_0=1, var_359_arg_1=0, var_36=0, var_364=0, var_364_arg_0=6, var_364_arg_1=5, var_365=0, var_365_arg_0=1, var_365_arg_1=0, var_36_arg_0=0, var_37=0, var_370=1, var_370_arg_0=6, var_370_arg_1=6, var_371=1, var_371_arg_0=1, var_371_arg_1=1, var_376=0, var_376_arg_0=6, var_376_arg_1=7, var_377=0, var_377_arg_0=1, var_377_arg_1=0, var_37_arg_0=38, var_37_arg_1=0, var_38=0, var_380=0, var_380_arg_0=0, var_381=2, var_381_arg_0=2, var_381_arg_1=0, var_386=1, var_386_arg_0=1, var_387=238, var_387_arg_0=237, var_387_arg_1=1, var_38_arg_0=0, var_38_arg_1=36, var_38_arg_2=0, var_40=2, var_41=39, var_416=1, var_416_arg_0=1, var_416_arg_1=3, var_417=1, var_417_arg_0=1, var_417_arg_1=3, var_418=1, var_418_arg_0=1, var_418_arg_1=1, var_41_arg_0=39, var_42=0, var_421=1, var_421_arg_0=1, var_426=1, var_426_arg_0=1, var_426_arg_1=1, var_429=1, var_429_arg_0=0, var_429_arg_1=1, var_42_arg_0=38, var_42_arg_1=39, var_43=0, var_43_arg_0=0, var_43_arg_1=1, var_43_arg_2=0, var_441=3, var_441_arg_0=3, var_441_arg_1=1, var_442=1, var_442_arg_0=3, var_442_arg_1=0, var_443=1, var_443_arg_0=1, var_443_arg_1=1, var_45=1, var_46=1, var_460=245, var_460_arg_0=0, var_460_arg_1=0, var_460_arg_2=245, var_461=0, var_462=245, var_462_arg_0=0, var_462_arg_1=0, var_462_arg_2=245, var_464=2, var_464_arg_0=1, var_464_arg_1=2, var_464_arg_2=2, var_465=0, var_466=2, var_466_arg_0=0, var_466_arg_1=0, var_466_arg_2=2, var_468=0, var_468_arg_0=1, var_468_arg_1=0, var_468_arg_2=0, var_469=0, var_469_arg_0=0, var_469_arg_1=0, var_469_arg_2=0, var_46_arg_0=1, var_47=0, var_471=0, var_471_arg_0=0, var_471_arg_1=0, var_471_arg_2=0, var_472=0, var_472_arg_0=0, var_472_arg_1=0, var_472_arg_2=0, var_474=22, var_474_arg_0=0, var_474_arg_1=0, var_474_arg_2=22, var_475=22, var_475_arg_0=0, var_475_arg_1=0, var_475_arg_2=22, var_477=36, var_477_arg_0=0, var_477_arg_1=0, var_477_arg_2=36, var_478=36, var_478_arg_0=0, var_478_arg_1=0, var_478_arg_2=36, var_47_arg_0=38, var_47_arg_1=1, var_48=0, var_480=0, var_480_arg_0=1, var_480_arg_1=0, var_480_arg_2=1, var_481=0, var_481_arg_0=0, var_481_arg_1=0, var_481_arg_2=0, var_483=0, var_483_arg_0=0, var_483_arg_1=0, var_483_arg_2=0, var_484=0, var_484_arg_0=0, var_484_arg_1=0, var_484_arg_2=0, var_486=0, var_486_arg_0=1, var_486_arg_1=0, var_486_arg_2=251, var_487=0, var_487_arg_0=0, var_487_arg_1=0, var_487_arg_2=0, var_489=1, var_489_arg_0=1, var_489_arg_1=1, var_489_arg_2=245, var_48_arg_0=0, var_48_arg_1=0, var_48_arg_2=0, var_490=1, var_490_arg_0=0, var_490_arg_1=0, var_490_arg_2=1, var_492=0, var_492_arg_0=1, var_492_arg_1=0, var_492_arg_2=255, var_493=0, var_493_arg_0=0, var_493_arg_1=0, var_493_arg_2=0, var_495=0, var_495_arg_0=0, var_495_arg_1=1, var_495_arg_2=0, var_496=0, var_496_arg_0=0, var_496_arg_1=0, var_496_arg_2=0, var_498=6, var_498_arg_0=0, var_498_arg_1=1, var_498_arg_2=6, var_499=6, var_499_arg_0=0, var_499_arg_1=0, var_499_arg_2=6, var_50=1, var_501=1, var_501_arg_0=0, var_501_arg_1=1, var_501_arg_2=1, var_502=1, var_502_arg_0=0, var_502_arg_1=0, var_502_arg_2=1, var_504=1, var_504_arg_0=1, var_504_arg_1=1, var_504_arg_2=0, var_505=1, var_505_arg_0=0, var_505_arg_1=0, var_505_arg_2=1, var_507=0, var_507_arg_0=0, var_507_arg_1=1, var_507_arg_2=0, var_508=0, var_508_arg_0=0, var_508_arg_1=0, var_508_arg_2=0, var_50_arg_0=38, var_51=0, var_510=0, var_510_arg_0=0, var_510_arg_1=1, var_510_arg_2=0, var_511=0, var_511_arg_0=0, var_511_arg_1=0, var_511_arg_2=0, var_513=1, var_513_arg_0=0, var_513_arg_1=1, var_513_arg_2=1, var_514=1, var_514_arg_0=0, var_514_arg_1=0, var_514_arg_2=1, var_516=1, var_516_arg_0=1, var_516_arg_1=1, var_516_arg_2=1, var_517=1, var_517_arg_0=0, var_517_arg_1=0, var_517_arg_2=1, var_519=1, var_519_arg_0=1, var_519_arg_1=1, var_519_arg_2=1, var_51_arg_0=1, var_52=0, var_520=1, var_520_arg_0=0, var_520_arg_1=0, var_520_arg_2=1, var_522=0, var_522_arg_0=1, var_522_arg_1=0, var_522_arg_2=240, var_523=0, var_523_arg_0=0, var_523_arg_1=0, var_523_arg_2=0, var_525=1, var_525_arg_0=1, var_525_arg_1=1, var_525_arg_2=1, var_526=1, var_526_arg_0=0, var_526_arg_1=0, var_526_arg_2=1, var_528=1, var_528_arg_0=1, var_529=10, var_529_arg_0=9, var_529_arg_1=1, var_52_arg_0=0, var_52_arg_1=251, var_52_arg_2=0, var_53=0, var_530=1, var_530_arg_0=1, var_531=9, var_531_arg_0=10, var_531_arg_1=1, var_532=9, var_533=255, var_533_arg_0=0, var_533_arg_1=9, var_533_arg_2=9, var_535=0, var_535_arg_0=0, var_536=10, var_536_arg_0=10, var_536_arg_1=0, var_537=1, var_537_arg_0=1, var_538=9, var_538_arg_0=10, var_538_arg_1=1, var_539=1, var_539_arg_0=0, var_539_arg_1=9, var_539_arg_2=9, var_53_arg_0=3, var_53_arg_1=2, var_54=0, var_541=1, var_541_arg_0=1, var_542=1, var_542_arg_0=0, var_542_arg_1=1, var_543=1, var_543_arg_0=1, var_544=0, var_544_arg_0=1, var_544_arg_1=1, var_545=0, var_545_arg_0=0, var_545_arg_1=0, var_545_arg_2=0, var_547=1, var_547_arg_0=1, var_548=254, var_548_arg_0=253, var_548_arg_1=1, var_549=0, var_549_arg_0=0, var_54_arg_0=0, var_54_arg_1=0, var_55=0, var_550=254, var_550_arg_0=254, var_550_arg_1=0, var_551=254, var_551_arg_0=0, var_551_arg_1=0, var_551_arg_2=254, var_554=3, var_554_arg_0=1, var_554_arg_1=3, var_554_arg_2=2, var_555=3, var_555_arg_0=0, var_555_arg_1=0, var_555_arg_2=3, var_557=238, var_557_arg_0=1, var_557_arg_1=238, var_557_arg_2=237, var_558=238, var_558_arg_0=0, var_558_arg_1=0, var_558_arg_2=238, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_58=0, var_58_arg_0=0, var_58_arg_1=0, var_60=0, var_60_arg_0=0, var_60_arg_1=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_63=0, var_63_arg_0=0, var_63_arg_1=0, var_64=0, var_64_arg_0=0, var_64_arg_1=0, var_68=1, var_68_arg_0=255, var_69=0, var_69_arg_0=1, var_69_arg_1=7, var_70=245, var_70_arg_0=0, var_70_arg_1=245, var_70_arg_2=245, var_72=0, var_72_arg_0=1, var_72_arg_1=6, var_73=245, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=245, var_75=0, var_75_arg_0=1, var_75_arg_1=5, var_76=245, var_76_arg_0=0, var_76_arg_1=6, var_76_arg_2=245, var_78=0, var_78_arg_0=1, var_78_arg_1=4, var_79=245, var_79_arg_0=0, var_79_arg_1=1, var_79_arg_2=245, var_81=0, var_81_arg_0=0, var_82=0, var_82_arg_0=1, var_82_arg_1=0, var_83=245, var_83_arg_0=0, var_83_arg_1=0, var_83_arg_2=245, var_85=1, var_85_arg_0=1, var_86=1, var_86_arg_0=1, var_86_arg_1=1, var_87=0, var_87_arg_0=1, var_87_arg_1=0, var_87_arg_2=245, var_89=1, var_89_arg_0=1, var_90=1, var_90_arg_0=1, var_90_arg_1=1, var_91=0, var_91_arg_0=1, var_91_arg_1=0, var_91_arg_2=0, var_93=1, var_93_arg_0=1, var_94=0, var_94_arg_0=1, var_95=0, var_95_arg_0=0, var_95_arg_1=1, var_95_arg_2=0, var_96=3, var_96_arg_0=2, var_97=1, var_97_arg_0=3, var_97_arg_1=3, var_98=0, var_98_arg_0=1, var_98_arg_1=1, var_99=0, var_99_arg_0=1, var_99_arg_1=0] [L243] SORT_15 var_183_arg_0 = state_143; [L244] SORT_15 var_183_arg_1 = var_176; [L245] SORT_1 var_183 = var_183_arg_0 != var_183_arg_1; [L246] SORT_1 var_184_arg_0 = var_53; [L247] SORT_1 var_184 = ~var_184_arg_0; [L248] SORT_1 var_185_arg_0 = var_183; [L249] SORT_1 var_185_arg_1 = var_184; [L250] SORT_1 var_185 = var_185_arg_0 | var_185_arg_1; [L251] SORT_1 var_186_arg_0 = var_45; [L252] SORT_1 var_186 = ~var_186_arg_0; [L253] SORT_1 var_187_arg_0 = var_185; [L254] SORT_1 var_187_arg_1 = var_186; [L255] SORT_1 var_187 = var_187_arg_0 | var_187_arg_1; [L256] var_187 = var_187 & mask_SORT_1 [L257] SORT_1 constr_188_arg_0 = var_187; VAL [bad_194_arg_0=0, constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, constr_169_arg_0=1, constr_175_arg_0=1, constr_182_arg_0=1, constr_188_arg_0=1, init_171_arg_1=1, input_10=0, input_11=3, input_13=0, input_189=1, input_2=0, input_3=1, input_5=4, input_6=2, input_65=1, input_8=246, input_9=3, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, next_463_arg_1=245, next_467_arg_1=2, next_470_arg_1=0, next_473_arg_1=0, next_476_arg_1=22, next_479_arg_1=36, next_482_arg_1=0, next_485_arg_1=0, next_488_arg_1=0, next_491_arg_1=1, next_494_arg_1=0, next_497_arg_1=0, next_500_arg_1=6, next_503_arg_1=1, next_506_arg_1=1, next_509_arg_1=0, next_512_arg_1=0, next_515_arg_1=1, next_518_arg_1=1, next_521_arg_1=1, next_524_arg_1=0, next_527_arg_1=1, next_534_arg_1=255, next_540_arg_1=1, next_546_arg_1=0, next_552_arg_1=254, next_553_arg_1=0, next_556_arg_1=3, next_559_arg_1=238, state_110=1, state_111=1, state_114=0, state_130=1, state_134=255, state_14=245, state_143=1, state_152=0, state_16=2, state_161=254, state_170=0, state_22=0, state_233=3, state_26=0, state_30=22, state_328=238, state_34=36, state_39=0, state_44=0, state_49=0, state_66=1, state_67=0, state_71=0, state_74=6, state_77=1, state_80=1, state_84=0, state_88=0, state_92=1, var_100=0, var_100_arg_0=1, var_100_arg_1=0, var_101=0, var_101_arg_0=1, var_101_arg_1=0, var_102=0, var_102_arg_0=1, var_102_arg_1=0, var_103=0, var_103_arg_0=1, var_103_arg_1=0, var_104=27, var_104_arg_0=1, var_104_arg_1=0, var_105=0, var_105_arg_0=0, var_105_arg_1=27, var_106=0, var_106_arg_0=0, var_106_arg_1=0, var_112=254, var_112_arg_0=1, var_113=0, var_113_arg_0=1, var_113_arg_1=254, var_115=1, var_115_arg_0=240, var_116=0, var_116_arg_0=0, var_116_arg_1=1, var_117=246, var_117_arg_0=246, var_118=0, var_118_arg_0=1, var_119=0, var_119_arg_0=3, var_119_arg_1=0, var_120=0, var_120_arg_0=0, var_121=240, var_121_arg_0=240, var_121_arg_1=0, var_122=1, var_122_arg_0=1, var_123=239, var_123_arg_0=240, var_123_arg_1=1, var_124=0, var_125=0, var_125_arg_0=0, var_125_arg_1=0, var_125_arg_2=239, var_126=0, var_126_arg_0=0, var_127=0, var_127_arg_0=0, var_128=0, var_128_arg_0=0, var_128_arg_1=0, var_129=1, var_129_arg_0=0, var_131=0, var_131_arg_0=1, var_131_arg_1=0, var_132=1, var_132_arg_0=1, var_132_arg_1=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=255, var_137_arg_1=0, var_138=2, var_138_arg_0=246, var_139=1, var_139_arg_0=1, var_139_arg_1=2, var_140=2, var_140_arg_0=1, var_141=1, var_141_arg_0=1, var_141_arg_1=2, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=1, var_145_arg_1=0, var_146=123, var_146_arg_0=246, var_147=4, var_147_arg_0=123, var_148=1, var_148_arg_0=1, var_148_arg_1=4, var_149=2, var_149_arg_0=1, var_150=1, var_150_arg_0=1, var_150_arg_1=2, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=0, var_155_arg_0=0, var_156=13, var_156_arg_0=1, var_157=0, var_157_arg_0=0, var_157_arg_1=13, var_158=2, var_158_arg_0=1, var_159=1, var_159_arg_0=0, var_159_arg_1=2, var_162=1, var_162_arg_0=254, var_163=6, var_163_arg_0=1, var_164=0, var_164_arg_0=6, var_165=0, var_165_arg_0=0, var_166=0, var_166_arg_0=0, var_166_arg_1=0, var_167=2, var_167_arg_0=1, var_168=1, var_168_arg_0=0, var_168_arg_1=2, var_172=1, var_172_arg_0=0, var_172_arg_1=0, var_173=2, var_173_arg_0=1, var_174=1, var_174_arg_0=1, var_174_arg_1=2, var_176=8, var_177=1, var_177_arg_0=255, var_177_arg_1=8, var_178=0, var_178_arg_0=1, var_179=1, var_179_arg_0=1, var_179_arg_1=0, var_18=38, var_180=2, var_180_arg_0=1, var_181=1, var_181_arg_0=1, var_181_arg_1=2, var_183=1, var_183_arg_0=1, var_183_arg_1=8, var_184=1, var_184_arg_0=0, var_185=1, var_185_arg_0=1, var_185_arg_1=1, var_186=0, var_186_arg_0=1, var_187=1, var_187_arg_0=1, var_187_arg_1=0, var_18_arg_0=2, var_19=7, var_190=1, var_190_arg_0=1, var_190_arg_1=1, var_190_arg_2=1, var_191=0, var_191_arg_0=1, var_191_arg_1=0, var_191_arg_2=1, var_192=3, var_192_arg_0=1, var_193=0, var_193_arg_0=0, var_193_arg_1=3, var_195=1, var_195_arg_0=1, var_196=1, var_196_arg_0=1, var_197=1, var_197_arg_0=1, var_197_arg_1=1, var_199=1, var_199_arg_0=1, var_20=0, var_200=0, var_200_arg_0=1, var_201=0, var_201_arg_0=1, var_201_arg_1=0, var_20_arg_0=38, var_20_arg_1=7, var_21=0, var_217=1, var_217_arg_0=3, var_217_arg_1=1, var_218=1, var_218_arg_0=1, var_218_arg_1=0, var_21_arg_0=0, var_21_arg_1=245, var_21_arg_2=0, var_23=6, var_234=7, var_234_arg_0=2, var_235=1, var_235_arg_0=7, var_236=2, var_236_arg_0=1, var_237=0, var_237_arg_0=3, var_237_arg_1=2, var_24=0, var_242=1, var_242_arg_0=1, var_243=0, var_243_arg_0=7, var_243_arg_1=1, var_244=0, var_244_arg_0=3, var_244_arg_1=0, var_249=0, var_249_arg_0=0, var_24_arg_0=38, var_24_arg_1=6, var_25=0, var_250=0, var_250_arg_0=7, var_250_arg_1=0, var_251=0, var_251_arg_0=3, var_251_arg_1=0, var_256=7, var_256_arg_0=7, var_257=1, var_257_arg_0=7, var_257_arg_1=7, var_258=1, var_258_arg_0=3, var_258_arg_1=1, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_263=0, var_263_arg_0=7, var_263_arg_1=4, var_264=0, var_264_arg_0=3, var_264_arg_1=0, var_269=0, var_269_arg_0=7, var_269_arg_1=5, var_27=5, var_270=0, var_270_arg_0=3, var_270_arg_1=0, var_275=0, var_275_arg_0=7, var_275_arg_1=6, var_276=0, var_276_arg_0=3, var_276_arg_1=0, var_28=0, var_281=1, var_281_arg_0=7, var_281_arg_1=7, var_282=1, var_282_arg_0=3, var_282_arg_1=1, var_285=1, var_285_arg_0=1, var_286=0, var_286_arg_0=255, var_286_arg_1=1, var_28_arg_0=38, var_28_arg_1=5, var_29=0, var_291=1, var_291_arg_0=1, var_292=3, var_292_arg_0=2, var_292_arg_1=1, var_29_arg_0=0, var_29_arg_1=0, var_29_arg_2=0, var_31=4, var_312=1, var_312_arg_0=1, var_312_arg_1=0, var_313=1, var_313_arg_0=1, var_313_arg_1=0, var_32=0, var_329=6, var_329_arg_0=237, var_32_arg_0=38, var_32_arg_1=4, var_33=0, var_330=1, var_330_arg_0=6, var_331=1, var_331_arg_0=1, var_332=1, var_332_arg_0=1, var_332_arg_1=1, var_337=1, var_337_arg_0=1, var_338=0, var_338_arg_0=6, var_338_arg_1=1, var_339=0, var_339_arg_0=1, var_339_arg_1=0, var_33_arg_0=0, var_33_arg_1=22, var_33_arg_2=0, var_344=6, var_344_arg_0=6, var_345=1, var_345_arg_0=6, var_345_arg_1=6, var_346=1, var_346_arg_0=1, var_346_arg_1=1, var_35=3, var_351=7, var_351_arg_0=7, var_352=0, var_352_arg_0=6, var_352_arg_1=7, var_353=0, var_353_arg_0=1, var_353_arg_1=0, var_358=0, var_358_arg_0=6, var_358_arg_1=4, var_359=0, var_359_arg_0=1, var_359_arg_1=0, var_36=0, var_364=0, var_364_arg_0=6, var_364_arg_1=5, var_365=0, var_365_arg_0=1, var_365_arg_1=0, var_36_arg_0=0, var_37=0, var_370=1, var_370_arg_0=6, var_370_arg_1=6, var_371=1, var_371_arg_0=1, var_371_arg_1=1, var_376=0, var_376_arg_0=6, var_376_arg_1=7, var_377=0, var_377_arg_0=1, var_377_arg_1=0, var_37_arg_0=38, var_37_arg_1=0, var_38=0, var_380=0, var_380_arg_0=0, var_381=2, var_381_arg_0=2, var_381_arg_1=0, var_386=1, var_386_arg_0=1, var_387=238, var_387_arg_0=237, var_387_arg_1=1, var_38_arg_0=0, var_38_arg_1=36, var_38_arg_2=0, var_40=2, var_41=39, var_416=1, var_416_arg_0=1, var_416_arg_1=3, var_417=1, var_417_arg_0=1, var_417_arg_1=3, var_418=1, var_418_arg_0=1, var_418_arg_1=1, var_41_arg_0=39, var_42=0, var_421=1, var_421_arg_0=1, var_426=1, var_426_arg_0=1, var_426_arg_1=1, var_429=1, var_429_arg_0=0, var_429_arg_1=1, var_42_arg_0=38, var_42_arg_1=39, var_43=0, var_43_arg_0=0, var_43_arg_1=1, var_43_arg_2=0, var_441=3, var_441_arg_0=3, var_441_arg_1=1, var_442=1, var_442_arg_0=3, var_442_arg_1=0, var_443=1, var_443_arg_0=1, var_443_arg_1=1, var_45=1, var_46=1, var_460=245, var_460_arg_0=0, var_460_arg_1=0, var_460_arg_2=245, var_461=0, var_462=245, var_462_arg_0=0, var_462_arg_1=0, var_462_arg_2=245, var_464=2, var_464_arg_0=1, var_464_arg_1=2, var_464_arg_2=2, var_465=0, var_466=2, var_466_arg_0=0, var_466_arg_1=0, var_466_arg_2=2, var_468=0, var_468_arg_0=1, var_468_arg_1=0, var_468_arg_2=0, var_469=0, var_469_arg_0=0, var_469_arg_1=0, var_469_arg_2=0, var_46_arg_0=1, var_47=0, var_471=0, var_471_arg_0=0, var_471_arg_1=0, var_471_arg_2=0, var_472=0, var_472_arg_0=0, var_472_arg_1=0, var_472_arg_2=0, var_474=22, var_474_arg_0=0, var_474_arg_1=0, var_474_arg_2=22, var_475=22, var_475_arg_0=0, var_475_arg_1=0, var_475_arg_2=22, var_477=36, var_477_arg_0=0, var_477_arg_1=0, var_477_arg_2=36, var_478=36, var_478_arg_0=0, var_478_arg_1=0, var_478_arg_2=36, var_47_arg_0=38, var_47_arg_1=1, var_48=0, var_480=0, var_480_arg_0=1, var_480_arg_1=0, var_480_arg_2=1, var_481=0, var_481_arg_0=0, var_481_arg_1=0, var_481_arg_2=0, var_483=0, var_483_arg_0=0, var_483_arg_1=0, var_483_arg_2=0, var_484=0, var_484_arg_0=0, var_484_arg_1=0, var_484_arg_2=0, var_486=0, var_486_arg_0=1, var_486_arg_1=0, var_486_arg_2=251, var_487=0, var_487_arg_0=0, var_487_arg_1=0, var_487_arg_2=0, var_489=1, var_489_arg_0=1, var_489_arg_1=1, var_489_arg_2=245, var_48_arg_0=0, var_48_arg_1=0, var_48_arg_2=0, var_490=1, var_490_arg_0=0, var_490_arg_1=0, var_490_arg_2=1, var_492=0, var_492_arg_0=1, var_492_arg_1=0, var_492_arg_2=255, var_493=0, var_493_arg_0=0, var_493_arg_1=0, var_493_arg_2=0, var_495=0, var_495_arg_0=0, var_495_arg_1=1, var_495_arg_2=0, var_496=0, var_496_arg_0=0, var_496_arg_1=0, var_496_arg_2=0, var_498=6, var_498_arg_0=0, var_498_arg_1=1, var_498_arg_2=6, var_499=6, var_499_arg_0=0, var_499_arg_1=0, var_499_arg_2=6, var_50=1, var_501=1, var_501_arg_0=0, var_501_arg_1=1, var_501_arg_2=1, var_502=1, var_502_arg_0=0, var_502_arg_1=0, var_502_arg_2=1, var_504=1, var_504_arg_0=1, var_504_arg_1=1, var_504_arg_2=0, var_505=1, var_505_arg_0=0, var_505_arg_1=0, var_505_arg_2=1, var_507=0, var_507_arg_0=0, var_507_arg_1=1, var_507_arg_2=0, var_508=0, var_508_arg_0=0, var_508_arg_1=0, var_508_arg_2=0, var_50_arg_0=38, var_51=0, var_510=0, var_510_arg_0=0, var_510_arg_1=1, var_510_arg_2=0, var_511=0, var_511_arg_0=0, var_511_arg_1=0, var_511_arg_2=0, var_513=1, var_513_arg_0=0, var_513_arg_1=1, var_513_arg_2=1, var_514=1, var_514_arg_0=0, var_514_arg_1=0, var_514_arg_2=1, var_516=1, var_516_arg_0=1, var_516_arg_1=1, var_516_arg_2=1, var_517=1, var_517_arg_0=0, var_517_arg_1=0, var_517_arg_2=1, var_519=1, var_519_arg_0=1, var_519_arg_1=1, var_519_arg_2=1, var_51_arg_0=1, var_52=0, var_520=1, var_520_arg_0=0, var_520_arg_1=0, var_520_arg_2=1, var_522=0, var_522_arg_0=1, var_522_arg_1=0, var_522_arg_2=240, var_523=0, var_523_arg_0=0, var_523_arg_1=0, var_523_arg_2=0, var_525=1, var_525_arg_0=1, var_525_arg_1=1, var_525_arg_2=1, var_526=1, var_526_arg_0=0, var_526_arg_1=0, var_526_arg_2=1, var_528=1, var_528_arg_0=1, var_529=10, var_529_arg_0=9, var_529_arg_1=1, var_52_arg_0=0, var_52_arg_1=251, var_52_arg_2=0, var_53=0, var_530=1, var_530_arg_0=1, var_531=9, var_531_arg_0=10, var_531_arg_1=1, var_532=9, var_533=255, var_533_arg_0=0, var_533_arg_1=9, var_533_arg_2=9, var_535=0, var_535_arg_0=0, var_536=10, var_536_arg_0=10, var_536_arg_1=0, var_537=1, var_537_arg_0=1, var_538=9, var_538_arg_0=10, var_538_arg_1=1, var_539=1, var_539_arg_0=0, var_539_arg_1=9, var_539_arg_2=9, var_53_arg_0=3, var_53_arg_1=2, var_54=0, var_541=1, var_541_arg_0=1, var_542=1, var_542_arg_0=0, var_542_arg_1=1, var_543=1, var_543_arg_0=1, var_544=0, var_544_arg_0=1, var_544_arg_1=1, var_545=0, var_545_arg_0=0, var_545_arg_1=0, var_545_arg_2=0, var_547=1, var_547_arg_0=1, var_548=254, var_548_arg_0=253, var_548_arg_1=1, var_549=0, var_549_arg_0=0, var_54_arg_0=0, var_54_arg_1=0, var_55=0, var_550=254, var_550_arg_0=254, var_550_arg_1=0, var_551=254, var_551_arg_0=0, var_551_arg_1=0, var_551_arg_2=254, var_554=3, var_554_arg_0=1, var_554_arg_1=3, var_554_arg_2=2, var_555=3, var_555_arg_0=0, var_555_arg_1=0, var_555_arg_2=3, var_557=238, var_557_arg_0=1, var_557_arg_1=238, var_557_arg_2=237, var_558=238, var_558_arg_0=0, var_558_arg_1=0, var_558_arg_2=238, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_58=0, var_58_arg_0=0, var_58_arg_1=0, var_60=0, var_60_arg_0=0, var_60_arg_1=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_63=0, var_63_arg_0=0, var_63_arg_1=0, var_64=0, var_64_arg_0=0, var_64_arg_1=0, var_68=1, var_68_arg_0=255, var_69=0, var_69_arg_0=1, var_69_arg_1=7, var_70=245, var_70_arg_0=0, var_70_arg_1=245, var_70_arg_2=245, var_72=0, var_72_arg_0=1, var_72_arg_1=6, var_73=245, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=245, var_75=0, var_75_arg_0=1, var_75_arg_1=5, var_76=245, var_76_arg_0=0, var_76_arg_1=6, var_76_arg_2=245, var_78=0, var_78_arg_0=1, var_78_arg_1=4, var_79=245, var_79_arg_0=0, var_79_arg_1=1, var_79_arg_2=245, var_81=0, var_81_arg_0=0, var_82=0, var_82_arg_0=1, var_82_arg_1=0, var_83=245, var_83_arg_0=0, var_83_arg_1=0, var_83_arg_2=245, var_85=1, var_85_arg_0=1, var_86=1, var_86_arg_0=1, var_86_arg_1=1, var_87=0, var_87_arg_0=1, var_87_arg_1=0, var_87_arg_2=245, var_89=1, var_89_arg_0=1, var_90=1, var_90_arg_0=1, var_90_arg_1=1, var_91=0, var_91_arg_0=1, var_91_arg_1=0, var_91_arg_2=0, var_93=1, var_93_arg_0=1, var_94=0, var_94_arg_0=1, var_95=0, var_95_arg_0=0, var_95_arg_1=1, var_95_arg_2=0, var_96=3, var_96_arg_0=2, var_97=1, var_97_arg_0=3, var_97_arg_1=3, var_98=0, var_98_arg_0=1, var_98_arg_1=1, var_99=0, var_99_arg_0=1, var_99_arg_1=0] [L258] CALL assume_abort_if_not(constr_188_arg_0) VAL [\old(cond)=1] [L21] COND FALSE !(!cond) [L258] RET assume_abort_if_not(constr_188_arg_0) VAL [bad_194_arg_0=0, constr_142_arg_0=1, constr_151_arg_0=1, constr_160_arg_0=1, constr_169_arg_0=1, constr_175_arg_0=1, constr_182_arg_0=1, constr_188_arg_0=1, init_171_arg_1=1, input_10=0, input_11=3, input_13=0, input_189=1, input_2=0, input_3=1, input_5=4, input_6=2, input_65=1, input_8=246, input_9=3, mask_SORT_1=1, mask_SORT_12=255, mask_SORT_15=15, mask_SORT_17=7, mask_SORT_4=65535, mask_SORT_57=31, mask_SORT_59=63, mask_SORT_61=127, mask_SORT_7=3, msb_SORT_1=1, msb_SORT_12=128, msb_SORT_15=8, msb_SORT_17=4, msb_SORT_4=32768, msb_SORT_57=16, msb_SORT_59=32, msb_SORT_61=64, msb_SORT_7=2, next_463_arg_1=245, next_467_arg_1=2, next_470_arg_1=0, next_473_arg_1=0, next_476_arg_1=22, next_479_arg_1=36, next_482_arg_1=0, next_485_arg_1=0, next_488_arg_1=0, next_491_arg_1=1, next_494_arg_1=0, next_497_arg_1=0, next_500_arg_1=6, next_503_arg_1=1, next_506_arg_1=1, next_509_arg_1=0, next_512_arg_1=0, next_515_arg_1=1, next_518_arg_1=1, next_521_arg_1=1, next_524_arg_1=0, next_527_arg_1=1, next_534_arg_1=255, next_540_arg_1=1, next_546_arg_1=0, next_552_arg_1=254, next_553_arg_1=0, next_556_arg_1=3, next_559_arg_1=238, state_110=1, state_111=1, state_114=0, state_130=1, state_134=255, state_14=245, state_143=1, state_152=0, state_16=2, state_161=254, state_170=0, state_22=0, state_233=3, state_26=0, state_30=22, state_328=238, state_34=36, state_39=0, state_44=0, state_49=0, state_66=1, state_67=0, state_71=0, state_74=6, state_77=1, state_80=1, state_84=0, state_88=0, state_92=1, var_100=0, var_100_arg_0=1, var_100_arg_1=0, var_101=0, var_101_arg_0=1, var_101_arg_1=0, var_102=0, var_102_arg_0=1, var_102_arg_1=0, var_103=0, var_103_arg_0=1, var_103_arg_1=0, var_104=27, var_104_arg_0=1, var_104_arg_1=0, var_105=0, var_105_arg_0=0, var_105_arg_1=27, var_106=0, var_106_arg_0=0, var_106_arg_1=0, var_112=254, var_112_arg_0=1, var_113=0, var_113_arg_0=1, var_113_arg_1=254, var_115=1, var_115_arg_0=240, var_116=0, var_116_arg_0=0, var_116_arg_1=1, var_117=246, var_117_arg_0=246, var_118=0, var_118_arg_0=1, var_119=0, var_119_arg_0=3, var_119_arg_1=0, var_120=0, var_120_arg_0=0, var_121=240, var_121_arg_0=240, var_121_arg_1=0, var_122=1, var_122_arg_0=1, var_123=239, var_123_arg_0=240, var_123_arg_1=1, var_124=0, var_125=0, var_125_arg_0=0, var_125_arg_1=0, var_125_arg_2=239, var_126=0, var_126_arg_0=0, var_127=0, var_127_arg_0=0, var_128=0, var_128_arg_0=0, var_128_arg_1=0, var_129=1, var_129_arg_0=0, var_131=0, var_131_arg_0=1, var_131_arg_1=0, var_132=1, var_132_arg_0=1, var_132_arg_1=0, var_135=0, var_136=0, var_136_arg_0=0, var_137=1, var_137_arg_0=255, var_137_arg_1=0, var_138=2, var_138_arg_0=246, var_139=1, var_139_arg_0=1, var_139_arg_1=2, var_140=2, var_140_arg_0=1, var_141=1, var_141_arg_0=1, var_141_arg_1=2, var_144=0, var_144_arg_0=0, var_145=1, var_145_arg_0=1, var_145_arg_1=0, var_146=123, var_146_arg_0=246, var_147=4, var_147_arg_0=123, var_148=1, var_148_arg_0=1, var_148_arg_1=4, var_149=2, var_149_arg_0=1, var_150=1, var_150_arg_0=1, var_150_arg_1=2, var_153=0, var_153_arg_0=0, var_154=0, var_154_arg_0=0, var_155=0, var_155_arg_0=0, var_156=13, var_156_arg_0=1, var_157=0, var_157_arg_0=0, var_157_arg_1=13, var_158=2, var_158_arg_0=1, var_159=1, var_159_arg_0=0, var_159_arg_1=2, var_162=1, var_162_arg_0=254, var_163=6, var_163_arg_0=1, var_164=0, var_164_arg_0=6, var_165=0, var_165_arg_0=0, var_166=0, var_166_arg_0=0, var_166_arg_1=0, var_167=2, var_167_arg_0=1, var_168=1, var_168_arg_0=0, var_168_arg_1=2, var_172=1, var_172_arg_0=0, var_172_arg_1=0, var_173=2, var_173_arg_0=1, var_174=1, var_174_arg_0=1, var_174_arg_1=2, var_176=8, var_177=1, var_177_arg_0=255, var_177_arg_1=8, var_178=0, var_178_arg_0=1, var_179=1, var_179_arg_0=1, var_179_arg_1=0, var_18=38, var_180=2, var_180_arg_0=1, var_181=1, var_181_arg_0=1, var_181_arg_1=2, var_183=1, var_183_arg_0=1, var_183_arg_1=8, var_184=1, var_184_arg_0=0, var_185=1, var_185_arg_0=1, var_185_arg_1=1, var_186=0, var_186_arg_0=1, var_187=1, var_187_arg_0=1, var_187_arg_1=0, var_18_arg_0=2, var_19=7, var_190=1, var_190_arg_0=1, var_190_arg_1=1, var_190_arg_2=1, var_191=0, var_191_arg_0=1, var_191_arg_1=0, var_191_arg_2=1, var_192=3, var_192_arg_0=1, var_193=0, var_193_arg_0=0, var_193_arg_1=3, var_195=1, var_195_arg_0=1, var_196=1, var_196_arg_0=1, var_197=1, var_197_arg_0=1, var_197_arg_1=1, var_199=1, var_199_arg_0=1, var_20=0, var_200=0, var_200_arg_0=1, var_201=0, var_201_arg_0=1, var_201_arg_1=0, var_20_arg_0=38, var_20_arg_1=7, var_21=0, var_217=1, var_217_arg_0=3, var_217_arg_1=1, var_218=1, var_218_arg_0=1, var_218_arg_1=0, var_21_arg_0=0, var_21_arg_1=245, var_21_arg_2=0, var_23=6, var_234=7, var_234_arg_0=2, var_235=1, var_235_arg_0=7, var_236=2, var_236_arg_0=1, var_237=0, var_237_arg_0=3, var_237_arg_1=2, var_24=0, var_242=1, var_242_arg_0=1, var_243=0, var_243_arg_0=7, var_243_arg_1=1, var_244=0, var_244_arg_0=3, var_244_arg_1=0, var_249=0, var_249_arg_0=0, var_24_arg_0=38, var_24_arg_1=6, var_25=0, var_250=0, var_250_arg_0=7, var_250_arg_1=0, var_251=0, var_251_arg_0=3, var_251_arg_1=0, var_256=7, var_256_arg_0=7, var_257=1, var_257_arg_0=7, var_257_arg_1=7, var_258=1, var_258_arg_0=3, var_258_arg_1=1, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_263=0, var_263_arg_0=7, var_263_arg_1=4, var_264=0, var_264_arg_0=3, var_264_arg_1=0, var_269=0, var_269_arg_0=7, var_269_arg_1=5, var_27=5, var_270=0, var_270_arg_0=3, var_270_arg_1=0, var_275=0, var_275_arg_0=7, var_275_arg_1=6, var_276=0, var_276_arg_0=3, var_276_arg_1=0, var_28=0, var_281=1, var_281_arg_0=7, var_281_arg_1=7, var_282=1, var_282_arg_0=3, var_282_arg_1=1, var_285=1, var_285_arg_0=1, var_286=0, var_286_arg_0=255, var_286_arg_1=1, var_28_arg_0=38, var_28_arg_1=5, var_29=0, var_291=1, var_291_arg_0=1, var_292=3, var_292_arg_0=2, var_292_arg_1=1, var_29_arg_0=0, var_29_arg_1=0, var_29_arg_2=0, var_31=4, var_312=1, var_312_arg_0=1, var_312_arg_1=0, var_313=1, var_313_arg_0=1, var_313_arg_1=0, var_32=0, var_329=6, var_329_arg_0=237, var_32_arg_0=38, var_32_arg_1=4, var_33=0, var_330=1, var_330_arg_0=6, var_331=1, var_331_arg_0=1, var_332=1, var_332_arg_0=1, var_332_arg_1=1, var_337=1, var_337_arg_0=1, var_338=0, var_338_arg_0=6, var_338_arg_1=1, var_339=0, var_339_arg_0=1, var_339_arg_1=0, var_33_arg_0=0, var_33_arg_1=22, var_33_arg_2=0, var_344=6, var_344_arg_0=6, var_345=1, var_345_arg_0=6, var_345_arg_1=6, var_346=1, var_346_arg_0=1, var_346_arg_1=1, var_35=3, var_351=7, var_351_arg_0=7, var_352=0, var_352_arg_0=6, var_352_arg_1=7, var_353=0, var_353_arg_0=1, var_353_arg_1=0, var_358=0, var_358_arg_0=6, var_358_arg_1=4, var_359=0, var_359_arg_0=1, var_359_arg_1=0, var_36=0, var_364=0, var_364_arg_0=6, var_364_arg_1=5, var_365=0, var_365_arg_0=1, var_365_arg_1=0, var_36_arg_0=0, var_37=0, var_370=1, var_370_arg_0=6, var_370_arg_1=6, var_371=1, var_371_arg_0=1, var_371_arg_1=1, var_376=0, var_376_arg_0=6, var_376_arg_1=7, var_377=0, var_377_arg_0=1, var_377_arg_1=0, var_37_arg_0=38, var_37_arg_1=0, var_38=0, var_380=0, var_380_arg_0=0, var_381=2, var_381_arg_0=2, var_381_arg_1=0, var_386=1, var_386_arg_0=1, var_387=238, var_387_arg_0=237, var_387_arg_1=1, var_38_arg_0=0, var_38_arg_1=36, var_38_arg_2=0, var_40=2, var_41=39, var_416=1, var_416_arg_0=1, var_416_arg_1=3, var_417=1, var_417_arg_0=1, var_417_arg_1=3, var_418=1, var_418_arg_0=1, var_418_arg_1=1, var_41_arg_0=39, var_42=0, var_421=1, var_421_arg_0=1, var_426=1, var_426_arg_0=1, var_426_arg_1=1, var_429=1, var_429_arg_0=0, var_429_arg_1=1, var_42_arg_0=38, var_42_arg_1=39, var_43=0, var_43_arg_0=0, var_43_arg_1=1, var_43_arg_2=0, var_441=3, var_441_arg_0=3, var_441_arg_1=1, var_442=1, var_442_arg_0=3, var_442_arg_1=0, var_443=1, var_443_arg_0=1, var_443_arg_1=1, var_45=1, var_46=1, var_460=245, var_460_arg_0=0, var_460_arg_1=0, var_460_arg_2=245, var_461=0, var_462=245, var_462_arg_0=0, var_462_arg_1=0, var_462_arg_2=245, var_464=2, var_464_arg_0=1, var_464_arg_1=2, var_464_arg_2=2, var_465=0, var_466=2, var_466_arg_0=0, var_466_arg_1=0, var_466_arg_2=2, var_468=0, var_468_arg_0=1, var_468_arg_1=0, var_468_arg_2=0, var_469=0, var_469_arg_0=0, var_469_arg_1=0, var_469_arg_2=0, var_46_arg_0=1, var_47=0, var_471=0, var_471_arg_0=0, var_471_arg_1=0, var_471_arg_2=0, var_472=0, var_472_arg_0=0, var_472_arg_1=0, var_472_arg_2=0, var_474=22, var_474_arg_0=0, var_474_arg_1=0, var_474_arg_2=22, var_475=22, var_475_arg_0=0, var_475_arg_1=0, var_475_arg_2=22, var_477=36, var_477_arg_0=0, var_477_arg_1=0, var_477_arg_2=36, var_478=36, var_478_arg_0=0, var_478_arg_1=0, var_478_arg_2=36, var_47_arg_0=38, var_47_arg_1=1, var_48=0, var_480=0, var_480_arg_0=1, var_480_arg_1=0, var_480_arg_2=1, var_481=0, var_481_arg_0=0, var_481_arg_1=0, var_481_arg_2=0, var_483=0, var_483_arg_0=0, var_483_arg_1=0, var_483_arg_2=0, var_484=0, var_484_arg_0=0, var_484_arg_1=0, var_484_arg_2=0, var_486=0, var_486_arg_0=1, var_486_arg_1=0, var_486_arg_2=251, var_487=0, var_487_arg_0=0, var_487_arg_1=0, var_487_arg_2=0, var_489=1, var_489_arg_0=1, var_489_arg_1=1, var_489_arg_2=245, var_48_arg_0=0, var_48_arg_1=0, var_48_arg_2=0, var_490=1, var_490_arg_0=0, var_490_arg_1=0, var_490_arg_2=1, var_492=0, var_492_arg_0=1, var_492_arg_1=0, var_492_arg_2=255, var_493=0, var_493_arg_0=0, var_493_arg_1=0, var_493_arg_2=0, var_495=0, var_495_arg_0=0, var_495_arg_1=1, var_495_arg_2=0, var_496=0, var_496_arg_0=0, var_496_arg_1=0, var_496_arg_2=0, var_498=6, var_498_arg_0=0, var_498_arg_1=1, var_498_arg_2=6, var_499=6, var_499_arg_0=0, var_499_arg_1=0, var_499_arg_2=6, var_50=1, var_501=1, var_501_arg_0=0, var_501_arg_1=1, var_501_arg_2=1, var_502=1, var_502_arg_0=0, var_502_arg_1=0, var_502_arg_2=1, var_504=1, var_504_arg_0=1, var_504_arg_1=1, var_504_arg_2=0, var_505=1, var_505_arg_0=0, var_505_arg_1=0, var_505_arg_2=1, var_507=0, var_507_arg_0=0, var_507_arg_1=1, var_507_arg_2=0, var_508=0, var_508_arg_0=0, var_508_arg_1=0, var_508_arg_2=0, var_50_arg_0=38, var_51=0, var_510=0, var_510_arg_0=0, var_510_arg_1=1, var_510_arg_2=0, var_511=0, var_511_arg_0=0, var_511_arg_1=0, var_511_arg_2=0, var_513=1, var_513_arg_0=0, var_513_arg_1=1, var_513_arg_2=1, var_514=1, var_514_arg_0=0, var_514_arg_1=0, var_514_arg_2=1, var_516=1, var_516_arg_0=1, var_516_arg_1=1, var_516_arg_2=1, var_517=1, var_517_arg_0=0, var_517_arg_1=0, var_517_arg_2=1, var_519=1, var_519_arg_0=1, var_519_arg_1=1, var_519_arg_2=1, var_51_arg_0=1, var_52=0, var_520=1, var_520_arg_0=0, var_520_arg_1=0, var_520_arg_2=1, var_522=0, var_522_arg_0=1, var_522_arg_1=0, var_522_arg_2=240, var_523=0, var_523_arg_0=0, var_523_arg_1=0, var_523_arg_2=0, var_525=1, var_525_arg_0=1, var_525_arg_1=1, var_525_arg_2=1, var_526=1, var_526_arg_0=0, var_526_arg_1=0, var_526_arg_2=1, var_528=1, var_528_arg_0=1, var_529=10, var_529_arg_0=9, var_529_arg_1=1, var_52_arg_0=0, var_52_arg_1=251, var_52_arg_2=0, var_53=0, var_530=1, var_530_arg_0=1, var_531=9, var_531_arg_0=10, var_531_arg_1=1, var_532=9, var_533=255, var_533_arg_0=0, var_533_arg_1=9, var_533_arg_2=9, var_535=0, var_535_arg_0=0, var_536=10, var_536_arg_0=10, var_536_arg_1=0, var_537=1, var_537_arg_0=1, var_538=9, var_538_arg_0=10, var_538_arg_1=1, var_539=1, var_539_arg_0=0, var_539_arg_1=9, var_539_arg_2=9, var_53_arg_0=3, var_53_arg_1=2, var_54=0, var_541=1, var_541_arg_0=1, var_542=1, var_542_arg_0=0, var_542_arg_1=1, var_543=1, var_543_arg_0=1, var_544=0, var_544_arg_0=1, var_544_arg_1=1, var_545=0, var_545_arg_0=0, var_545_arg_1=0, var_545_arg_2=0, var_547=1, var_547_arg_0=1, var_548=254, var_548_arg_0=253, var_548_arg_1=1, var_549=0, var_549_arg_0=0, var_54_arg_0=0, var_54_arg_1=0, var_55=0, var_550=254, var_550_arg_0=254, var_550_arg_1=0, var_551=254, var_551_arg_0=0, var_551_arg_1=0, var_551_arg_2=254, var_554=3, var_554_arg_0=1, var_554_arg_1=3, var_554_arg_2=2, var_555=3, var_555_arg_0=0, var_555_arg_1=0, var_555_arg_2=3, var_557=238, var_557_arg_0=1, var_557_arg_1=238, var_557_arg_2=237, var_558=238, var_558_arg_0=0, var_558_arg_1=0, var_558_arg_2=238, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_58=0, var_58_arg_0=0, var_58_arg_1=0, var_60=0, var_60_arg_0=0, var_60_arg_1=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_63=0, var_63_arg_0=0, var_63_arg_1=0, var_64=0, var_64_arg_0=0, var_64_arg_1=0, var_68=1, var_68_arg_0=255, var_69=0, var_69_arg_0=1, var_69_arg_1=7, var_70=245, var_70_arg_0=0, var_70_arg_1=245, var_70_arg_2=245, var_72=0, var_72_arg_0=1, var_72_arg_1=6, var_73=245, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=245, var_75=0, var_75_arg_0=1, var_75_arg_1=5, var_76=245, var_76_arg_0=0, var_76_arg_1=6, var_76_arg_2=245, var_78=0, var_78_arg_0=1, var_78_arg_1=4, var_79=245, var_79_arg_0=0, var_79_arg_1=1, var_79_arg_2=245, var_81=0, var_81_arg_0=0, var_82=0, var_82_arg_0=1, var_82_arg_1=0, var_83=245, var_83_arg_0=0, var_83_arg_1=0, var_83_arg_2=245, var_85=1, var_85_arg_0=1, var_86=1, var_86_arg_0=1, var_86_arg_1=1, var_87=0, var_87_arg_0=1, var_87_arg_1=0, var_87_arg_2=245, var_89=1, var_89_arg_0=1, var_90=1, var_90_arg_0=1, var_90_arg_1=1, var_91=0, var_91_arg_0=1, var_91_arg_1=0, var_91_arg_2=0, var_93=1, var_93_arg_0=1, var_94=0, var_94_arg_0=1, var_95=0, var_95_arg_0=0, var_95_arg_1=1, var_95_arg_2=0, var_96=3, var_96_arg_0=2, var_97=1, var_97_arg_0=3, var_97_arg_1=3, var_98=0, var_98_arg_0=1, var_98_arg_1=1, var_99=0, var_99_arg_0=1, var_99_arg_1=0] [L260] SORT_1 var_191_arg_0 = state_170; [L261] SORT_1 var_191_arg_1 = var_135; [L262] SORT_1 var_191_arg_2 = var_45; [L263] EXPR var_191_arg_0 ? var_191_arg_1 : var_191_arg_2 [L263] SORT_1 var_191 = var_191_arg_0 ? var_191_arg_1 : var_191_arg_2; [L264] SORT_1 var_112_arg_0 = state_111; [L265] SORT_1 var_112 = ~var_112_arg_0; [L266] SORT_1 var_113_arg_0 = state_110; [L267] SORT_1 var_113_arg_1 = var_112; [L268] SORT_1 var_113 = var_113_arg_0 & var_113_arg_1; [L269] SORT_57 var_115_arg_0 = state_114; [L270] SORT_1 var_115 = var_115_arg_0 != 0; [L271] SORT_1 var_116_arg_0 = var_113; [L272] SORT_1 var_116_arg_1 = var_115; [L273] SORT_1 var_116 = var_116_arg_0 & var_116_arg_1; [L274] SORT_1 var_118_arg_0 = state_110; [L275] SORT_1 var_118 = ~var_118_arg_0; [L276] SORT_1 var_119_arg_0 = var_117; [L277] SORT_1 var_119_arg_1 = var_118; [L278] SORT_1 var_119 = var_119_arg_0 & var_119_arg_1; [L279] SORT_1 var_120_arg_0 = var_119; [L280] var_120_arg_0 = var_120_arg_0 & mask_SORT_1 [L281] SORT_57 var_120 = var_120_arg_0; [L282] SORT_57 var_121_arg_0 = state_114; [L283] SORT_57 var_121_arg_1 = var_120; [L284] SORT_57 var_121 = var_121_arg_0 + var_121_arg_1; [L285] SORT_1 var_122_arg_0 = var_97; [L286] var_122_arg_0 = var_122_arg_0 & mask_SORT_1 [L287] SORT_57 var_122 = var_122_arg_0; [L288] SORT_57 var_123_arg_0 = var_121; [L289] SORT_57 var_123_arg_1 = var_122; [L290] SORT_57 var_123 = var_123_arg_0 - var_123_arg_1; [L291] SORT_1 var_125_arg_0 = input_10; [L292] SORT_57 var_125_arg_1 = var_124; [L293] SORT_57 var_125_arg_2 = var_123; [L294] EXPR var_125_arg_0 ? var_125_arg_1 : var_125_arg_2 [L294] SORT_57 var_125 = var_125_arg_0 ? var_125_arg_1 : var_125_arg_2; [L295] var_125 = var_125 & mask_SORT_57 [L296] SORT_57 var_126_arg_0 = var_125; [L297] SORT_1 var_126 = var_126_arg_0 != 0; [L298] SORT_1 var_127_arg_0 = var_126; [L299] SORT_1 var_127 = ~var_127_arg_0; [L300] SORT_1 var_128_arg_0 = var_116; [L301] SORT_1 var_128_arg_1 = var_127; [L302] SORT_1 var_128 = var_128_arg_0 & var_128_arg_1; [L303] SORT_1 var_129_arg_0 = var_128; [L304] SORT_1 var_129 = ~var_129_arg_0; [L305] SORT_15 var_18_arg_0 = state_16; [L306] SORT_17 var_18 = var_18_arg_0 >> 0; [L307] var_18 = var_18 & mask_SORT_17 [L308] SORT_17 var_50_arg_0 = var_18; [L309] SORT_1 var_50 = var_50_arg_0 != 0; [L310] SORT_1 var_51_arg_0 = var_50; [L311] SORT_1 var_51 = ~var_51_arg_0; [L312] var_51 = var_51 & mask_SORT_1 [L313] SORT_1 var_46_arg_0 = var_45; [L314] var_46_arg_0 = var_46_arg_0 & mask_SORT_1 [L315] SORT_17 var_46 = var_46_arg_0; [L316] SORT_17 var_47_arg_0 = var_18; [L317] SORT_17 var_47_arg_1 = var_46; [L318] SORT_1 var_47 = var_47_arg_0 == var_47_arg_1; [L319] SORT_7 var_41_arg_0 = var_40; [L320] var_41_arg_0 = var_41_arg_0 & mask_SORT_7 [L321] SORT_17 var_41 = var_41_arg_0; [L322] SORT_17 var_42_arg_0 = var_18; [L323] SORT_17 var_42_arg_1 = var_41; [L324] SORT_1 var_42 = var_42_arg_0 == var_42_arg_1; [L325] SORT_7 var_36_arg_0 = var_35; [L326] var_36_arg_0 = var_36_arg_0 & mask_SORT_7 [L327] SORT_17 var_36 = var_36_arg_0; [L328] SORT_17 var_37_arg_0 = var_18; [L329] SORT_17 var_37_arg_1 = var_36; [L330] SORT_1 var_37 = var_37_arg_0 == var_37_arg_1; [L331] SORT_17 var_32_arg_0 = var_18; [L332] SORT_17 var_32_arg_1 = var_31; [L333] SORT_1 var_32 = var_32_arg_0 == var_32_arg_1; [L334] SORT_17 var_28_arg_0 = var_18; [L335] SORT_17 var_28_arg_1 = var_27; [L336] SORT_1 var_28 = var_28_arg_0 == var_28_arg_1; [L337] SORT_17 var_24_arg_0 = var_18; [L338] SORT_17 var_24_arg_1 = var_23; [L339] SORT_1 var_24 = var_24_arg_0 == var_24_arg_1; [L340] SORT_17 var_20_arg_0 = var_18; [L341] SORT_17 var_20_arg_1 = var_19; [L342] SORT_1 var_20 = var_20_arg_0 == var_20_arg_1; [L343] SORT_1 var_21_arg_0 = var_20; [L344] SORT_12 var_21_arg_1 = state_14; [L345] SORT_12 var_21_arg_2 = input_13; [L346] EXPR var_21_arg_0 ? var_21_arg_1 : var_21_arg_2 [L346] SORT_12 var_21 = var_21_arg_0 ? var_21_arg_1 : var_21_arg_2; [L347] SORT_1 var_25_arg_0 = var_24; [L348] SORT_12 var_25_arg_1 = state_22; [L349] SORT_12 var_25_arg_2 = var_21; [L350] EXPR var_25_arg_0 ? var_25_arg_1 : var_25_arg_2 [L350] SORT_12 var_25 = var_25_arg_0 ? var_25_arg_1 : var_25_arg_2; [L351] SORT_1 var_29_arg_0 = var_28; [L352] SORT_12 var_29_arg_1 = state_26; [L353] SORT_12 var_29_arg_2 = var_25; [L354] EXPR var_29_arg_0 ? var_29_arg_1 : var_29_arg_2 [L354] SORT_12 var_29 = var_29_arg_0 ? var_29_arg_1 : var_29_arg_2; [L355] SORT_1 var_33_arg_0 = var_32; [L356] SORT_12 var_33_arg_1 = state_30; [L357] SORT_12 var_33_arg_2 = var_29; [L358] EXPR var_33_arg_0 ? var_33_arg_1 : var_33_arg_2 [L358] SORT_12 var_33 = var_33_arg_0 ? var_33_arg_1 : var_33_arg_2; [L359] SORT_1 var_38_arg_0 = var_37; [L360] SORT_12 var_38_arg_1 = state_34; [L361] SORT_12 var_38_arg_2 = var_33; [L362] EXPR var_38_arg_0 ? var_38_arg_1 : var_38_arg_2 [L362] SORT_12 var_38 = var_38_arg_0 ? var_38_arg_1 : var_38_arg_2; [L363] SORT_1 var_43_arg_0 = var_42; [L364] SORT_12 var_43_arg_1 = state_39; [L365] SORT_12 var_43_arg_2 = var_38; [L366] EXPR var_43_arg_0 ? var_43_arg_1 : var_43_arg_2 [L366] SORT_12 var_43 = var_43_arg_0 ? var_43_arg_1 : var_43_arg_2; [L367] SORT_1 var_48_arg_0 = var_47; [L368] SORT_12 var_48_arg_1 = state_44; [L369] SORT_12 var_48_arg_2 = var_43; [L370] EXPR var_48_arg_0 ? var_48_arg_1 : var_48_arg_2 [L370] SORT_12 var_48 = var_48_arg_0 ? var_48_arg_1 : var_48_arg_2; [L371] SORT_1 var_52_arg_0 = var_51; [L372] SORT_12 var_52_arg_1 = state_49; [L373] SORT_12 var_52_arg_2 = var_48; [L374] EXPR var_52_arg_0 ? var_52_arg_1 : var_52_arg_2 [L374] SORT_12 var_52 = var_52_arg_0 ? var_52_arg_1 : var_52_arg_2; [L375] SORT_1 var_54_arg_0 = var_53; [L376] SORT_1 var_54_arg_1 = var_53; [L377] SORT_7 var_54 = ((SORT_7)var_54_arg_0 << 1) | var_54_arg_1; [L378] var_54 = var_54 & mask_SORT_7 [L379] SORT_1 var_55_arg_0 = var_53; [L380] SORT_7 var_55_arg_1 = var_54; [L381] SORT_17 var_55 = ((SORT_17)var_55_arg_0 << 2) | var_55_arg_1; [L382] var_55 = var_55 & mask_SORT_17 [L383] SORT_1 var_56_arg_0 = var_53; [L384] SORT_17 var_56_arg_1 = var_55; [L385] SORT_15 var_56 = ((SORT_15)var_56_arg_0 << 3) | var_56_arg_1; [L386] var_56 = var_56 & mask_SORT_15 [L387] SORT_1 var_58_arg_0 = var_53; [L388] SORT_15 var_58_arg_1 = var_56; [L389] SORT_57 var_58 = ((SORT_57)var_58_arg_0 << 4) | var_58_arg_1; [L390] var_58 = var_58 & mask_SORT_57 [L391] SORT_1 var_60_arg_0 = var_53; [L392] SORT_57 var_60_arg_1 = var_58; [L393] SORT_59 var_60 = ((SORT_59)var_60_arg_0 << 5) | var_60_arg_1; [L394] var_60 = var_60 & mask_SORT_59 [L395] SORT_1 var_62_arg_0 = var_53; [L396] SORT_59 var_62_arg_1 = var_60; [L397] SORT_61 var_62 = ((SORT_61)var_62_arg_0 << 6) | var_62_arg_1; [L398] var_62 = var_62 & mask_SORT_61 [L399] SORT_1 var_63_arg_0 = var_53; [L400] SORT_61 var_63_arg_1 = var_62; [L401] SORT_12 var_63 = ((SORT_12)var_63_arg_0 << 7) | var_63_arg_1; [L402] SORT_12 var_64_arg_0 = var_52; [L403] SORT_12 var_64_arg_1 = var_63; [L404] SORT_12 var_64 = var_64_arg_0 & var_64_arg_1; [L405] SORT_15 var_68_arg_0 = state_67; [L406] SORT_17 var_68 = var_68_arg_0 >> 0; [L407] var_68 = var_68 & mask_SORT_17 [L408] SORT_17 var_93_arg_0 = var_68; [L409] SORT_1 var_93 = var_93_arg_0 != 0; [L410] SORT_1 var_94_arg_0 = var_93; [L411] SORT_1 var_94 = ~var_94_arg_0; [L412] var_94 = var_94 & mask_SORT_1 [L413] SORT_1 var_89_arg_0 = var_45; [L414] var_89_arg_0 = var_89_arg_0 & mask_SORT_1 [L415] SORT_17 var_89 = var_89_arg_0; [L416] SORT_17 var_90_arg_0 = var_68; [L417] SORT_17 var_90_arg_1 = var_89; [L418] SORT_1 var_90 = var_90_arg_0 == var_90_arg_1; [L419] SORT_7 var_85_arg_0 = var_40; [L420] var_85_arg_0 = var_85_arg_0 & mask_SORT_7 [L421] SORT_17 var_85 = var_85_arg_0; [L422] SORT_17 var_86_arg_0 = var_68; [L423] SORT_17 var_86_arg_1 = var_85; [L424] SORT_1 var_86 = var_86_arg_0 == var_86_arg_1; [L425] SORT_7 var_81_arg_0 = var_35; [L426] var_81_arg_0 = var_81_arg_0 & mask_SORT_7 [L427] SORT_17 var_81 = var_81_arg_0; [L428] SORT_17 var_82_arg_0 = var_68; [L429] SORT_17 var_82_arg_1 = var_81; [L430] SORT_1 var_82 = var_82_arg_0 == var_82_arg_1; [L431] SORT_17 var_78_arg_0 = var_68; [L432] SORT_17 var_78_arg_1 = var_31; [L433] SORT_1 var_78 = var_78_arg_0 == var_78_arg_1; [L434] SORT_17 var_75_arg_0 = var_68; [L435] SORT_17 var_75_arg_1 = var_27; [L436] SORT_1 var_75 = var_75_arg_0 == var_75_arg_1; [L437] SORT_17 var_72_arg_0 = var_68; [L438] SORT_17 var_72_arg_1 = var_23; [L439] SORT_1 var_72 = var_72_arg_0 == var_72_arg_1; [L440] SORT_17 var_69_arg_0 = var_68; [L441] SORT_17 var_69_arg_1 = var_19; [L442] SORT_1 var_69 = var_69_arg_0 == var_69_arg_1; [L443] SORT_1 var_70_arg_0 = var_69; [L444] SORT_12 var_70_arg_1 = state_66; [L445] SORT_12 var_70_arg_2 = input_65; [L446] EXPR var_70_arg_0 ? var_70_arg_1 : var_70_arg_2 [L446] SORT_12 var_70 = var_70_arg_0 ? var_70_arg_1 : var_70_arg_2; [L447] SORT_1 var_73_arg_0 = var_72; [L448] SORT_12 var_73_arg_1 = state_71; [L449] SORT_12 var_73_arg_2 = var_70; [L450] EXPR var_73_arg_0 ? var_73_arg_1 : var_73_arg_2 [L450] SORT_12 var_73 = var_73_arg_0 ? var_73_arg_1 : var_73_arg_2; [L451] SORT_1 var_76_arg_0 = var_75; [L452] SORT_12 var_76_arg_1 = state_74; [L453] SORT_12 var_76_arg_2 = var_73; [L454] EXPR var_76_arg_0 ? var_76_arg_1 : var_76_arg_2 [L454] SORT_12 var_76 = var_76_arg_0 ? var_76_arg_1 : var_76_arg_2; [L455] SORT_1 var_79_arg_0 = var_78; [L456] SORT_12 var_79_arg_1 = state_77; [L457] SORT_12 var_79_arg_2 = var_76; [L458] EXPR var_79_arg_0 ? var_79_arg_1 : var_79_arg_2 [L458] SORT_12 var_79 = var_79_arg_0 ? var_79_arg_1 : var_79_arg_2; [L459] SORT_1 var_83_arg_0 = var_82; [L460] SORT_12 var_83_arg_1 = state_80; [L461] SORT_12 var_83_arg_2 = var_79; [L462] EXPR var_83_arg_0 ? var_83_arg_1 : var_83_arg_2 [L462] SORT_12 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L463] SORT_1 var_87_arg_0 = var_86; [L464] SORT_12 var_87_arg_1 = state_84; [L465] SORT_12 var_87_arg_2 = var_83; [L466] EXPR var_87_arg_0 ? var_87_arg_1 : var_87_arg_2 [L466] SORT_12 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L467] SORT_1 var_91_arg_0 = var_90; [L468] SORT_12 var_91_arg_1 = state_88; [L469] SORT_12 var_91_arg_2 = var_87; [L470] EXPR var_91_arg_0 ? var_91_arg_1 : var_91_arg_2 [L470] SORT_12 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L471] SORT_1 var_95_arg_0 = var_94; [L472] SORT_12 var_95_arg_1 = state_92; [L473] SORT_12 var_95_arg_2 = var_91; [L474] EXPR var_95_arg_0 ? var_95_arg_1 : var_95_arg_2 [L474] SORT_12 var_95 = var_95_arg_0 ? var_95_arg_1 : var_95_arg_2; [L475] var_95 = var_95 & mask_SORT_12 [L476] SORT_1 var_98_arg_0 = var_97; [L477] SORT_1 var_98_arg_1 = var_97; [L478] SORT_7 var_98 = ((SORT_7)var_98_arg_0 << 1) | var_98_arg_1; [L479] var_98 = var_98 & mask_SORT_7 [L480] SORT_1 var_99_arg_0 = var_97; [L481] SORT_7 var_99_arg_1 = var_98; [L482] SORT_17 var_99 = ((SORT_17)var_99_arg_0 << 2) | var_99_arg_1; [L483] var_99 = var_99 & mask_SORT_17 [L484] SORT_1 var_100_arg_0 = var_97; [L485] SORT_17 var_100_arg_1 = var_99; [L486] SORT_15 var_100 = ((SORT_15)var_100_arg_0 << 3) | var_100_arg_1; [L487] var_100 = var_100 & mask_SORT_15 [L488] SORT_1 var_101_arg_0 = var_97; [L489] SORT_15 var_101_arg_1 = var_100; [L490] SORT_57 var_101 = ((SORT_57)var_101_arg_0 << 4) | var_101_arg_1; [L491] var_101 = var_101 & mask_SORT_57 [L492] SORT_1 var_102_arg_0 = var_97; [L493] SORT_57 var_102_arg_1 = var_101; [L494] SORT_59 var_102 = ((SORT_59)var_102_arg_0 << 5) | var_102_arg_1; [L495] var_102 = var_102 & mask_SORT_59 [L496] SORT_1 var_103_arg_0 = var_97; [L497] SORT_59 var_103_arg_1 = var_102; [L498] SORT_61 var_103 = ((SORT_61)var_103_arg_0 << 6) | var_103_arg_1; [L499] var_103 = var_103 & mask_SORT_61 [L500] SORT_1 var_104_arg_0 = var_97; [L501] SORT_61 var_104_arg_1 = var_103; [L502] SORT_12 var_104 = ((SORT_12)var_104_arg_0 << 7) | var_104_arg_1; [L503] SORT_12 var_105_arg_0 = var_95; [L504] SORT_12 var_105_arg_1 = var_104; [L505] SORT_12 var_105 = var_105_arg_0 & var_105_arg_1; [L506] SORT_12 var_106_arg_0 = var_64; [L507] SORT_12 var_106_arg_1 = var_105; [L508] SORT_12 var_106 = var_106_arg_0 | var_106_arg_1; [L509] var_106 = var_106 & mask_SORT_12 [L510] SORT_12 var_131_arg_0 = state_130; [L511] SORT_12 var_131_arg_1 = var_106; [L512] SORT_1 var_131 = var_131_arg_0 == var_131_arg_1; [L513] SORT_1 var_132_arg_0 = var_129; [L514] SORT_1 var_132_arg_1 = var_131; [L515] SORT_1 var_132 = var_132_arg_0 | var_132_arg_1; [L516] SORT_1 var_190_arg_0 = state_170; [L517] SORT_1 var_190_arg_1 = input_189; [L518] SORT_1 var_190_arg_2 = var_132; [L519] EXPR var_190_arg_0 ? var_190_arg_1 : var_190_arg_2 [L519] SORT_1 var_190 = var_190_arg_0 ? var_190_arg_1 : var_190_arg_2; [L520] SORT_1 var_192_arg_0 = var_190; [L521] SORT_1 var_192 = ~var_192_arg_0; [L522] SORT_1 var_193_arg_0 = var_191; [L523] SORT_1 var_193_arg_1 = var_192; [L524] SORT_1 var_193 = var_193_arg_0 & var_193_arg_1; [L525] var_193 = var_193 & mask_SORT_1 [L526] SORT_1 bad_194_arg_0 = var_193; [L527] CALL __VERIFIER_assert(!(bad_194_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, 23 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 192.3s, OverallIterations: 2, TraceHistogramMax: 14, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 18 SdHoareTripleChecker+Valid, 7.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 11 mSDsluCounter, 95 SdHoareTripleChecker+Invalid, 7.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 57 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 22 IncrementalHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 41 mSDtfsCounter, 22 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=38occurred in iteration=1, InterpolantAutomatonStates: 5, 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, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 95.4s SatisfiabilityAnalysisTime, 6.0s InterpolantComputationTime, 95 NumberOfCodeBlocks, 95 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 31 ConstructedInterpolants, 0 QuantifiedInterpolants, 169 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 42/42 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 [2022-11-03 03:30:36,912 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/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_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 72c3117673954f18d3dc6072b71c60cdebf60b20f7a8608a45c51c1ab6f51be9 --- 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 [2022-11-03 03:30:39,306 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 03:30:39,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 03:30:39,344 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 03:30:39,344 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 03:30:39,348 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 03:30:39,351 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 03:30:39,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 03:30:39,361 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 03:30:39,368 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 03:30:39,369 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 03:30:39,370 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 03:30:39,370 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 03:30:39,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 03:30:39,372 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 03:30:39,373 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 03:30:39,373 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 03:30:39,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 03:30:39,376 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 03:30:39,377 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 03:30:39,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 03:30:39,382 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 03:30:39,386 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 03:30:39,388 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 03:30:39,401 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 03:30:39,401 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 03:30:39,402 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 03:30:39,403 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 03:30:39,403 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 03:30:39,404 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 03:30:39,404 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 03:30:39,405 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 03:30:39,406 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 03:30:39,406 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 03:30:39,407 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 03:30:39,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 03:30:39,408 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 03:30:39,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 03:30:39,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 03:30:39,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 03:30:39,410 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 03:30:39,415 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-03 03:30:39,456 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 03:30:39,457 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 03:30:39,458 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 03:30:39,458 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 03:30:39,459 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 03:30:39,459 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 03:30:39,459 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 03:30:39,460 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 03:30:39,460 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 03:30:39,460 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 03:30:39,461 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 03:30:39,461 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 03:30:39,463 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 03:30:39,463 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 03:30:39,463 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 03:30:39,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 03:30:39,463 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 03:30:39,464 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 03:30:39,464 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 03:30:39,464 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 03:30:39,464 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 03:30:39,464 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 03:30:39,464 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 03:30:39,465 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 03:30:39,465 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 03:30:39,465 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 03:30:39,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:30:39,465 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 03:30:39,466 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 03:30:39,466 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 03:30:39,466 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 03:30:39,466 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 03:30:39,467 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 03:30:39,467 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 03:30:39,467 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 03:30:39,467 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_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 72c3117673954f18d3dc6072b71c60cdebf60b20f7a8608a45c51c1ab6f51be9 [2022-11-03 03:30:39,831 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 03:30:39,855 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 03:30:39,858 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 03:30:39,859 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 03:30:39,860 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 03:30:39,861 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c [2022-11-03 03:30:39,941 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/data/1c53c538d/1ea5832ab5fe4321bef18f4d080377d7/FLAG60a7da23b [2022-11-03 03:30:40,623 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 03:30:40,624 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c [2022-11-03 03:30:40,642 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/data/1c53c538d/1ea5832ab5fe4321bef18f4d080377d7/FLAG60a7da23b [2022-11-03 03:30:40,882 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/data/1c53c538d/1ea5832ab5fe4321bef18f4d080377d7 [2022-11-03 03:30:40,885 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 03:30:40,889 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 03:30:40,891 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 03:30:40,891 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 03:30:40,904 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 03:30:40,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:30:40" (1/1) ... [2022-11-03 03:30:40,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b37c66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:30:40, skipping insertion in model container [2022-11-03 03:30:40,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 03:30:40" (1/1) ... [2022-11-03 03:30:40,919 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 03:30:40,974 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 03:30:41,117 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_23055210-7494-4e13-901b-9badd0b15b04/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c[1110,1123] [2022-11-03 03:30:41,387 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:30:41,407 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 03:30:41,423 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_23055210-7494-4e13-901b-9badd0b15b04/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c[1110,1123] [2022-11-03 03:30:41,579 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 03:30:41,603 INFO L208 MainTranslator]: Completed translation [2022-11-03 03:30:41,608 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:30:41 WrapperNode [2022-11-03 03:30:41,608 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 03:30:41,610 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 03:30:41,610 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 03:30:41,610 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 03:30:41,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:30:41" (1/1) ... [2022-11-03 03:30:41,670 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:30:41" (1/1) ... [2022-11-03 03:30:41,733 INFO L138 Inliner]: procedures = 11, calls = 10, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1365 [2022-11-03 03:30:41,733 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 03:30:41,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 03:30:41,734 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 03:30:41,734 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 03:30:41,743 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:30:41" (1/1) ... [2022-11-03 03:30:41,756 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:30:41" (1/1) ... [2022-11-03 03:30:41,762 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:30:41" (1/1) ... [2022-11-03 03:30:41,762 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:30:41" (1/1) ... [2022-11-03 03:30:41,800 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:30:41" (1/1) ... [2022-11-03 03:30:41,812 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:30:41" (1/1) ... [2022-11-03 03:30:41,829 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:30:41" (1/1) ... [2022-11-03 03:30:41,848 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:30:41" (1/1) ... [2022-11-03 03:30:41,858 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 03:30:41,859 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 03:30:41,859 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 03:30:41,859 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 03:30:41,863 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:30:41" (1/1) ... [2022-11-03 03:30:41,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 03:30:41,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:30:41,910 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 03:30:41,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 03:30:41,953 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 03:30:41,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 03:30:41,953 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-03 03:30:41,954 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-03 03:30:42,332 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 03:30:42,335 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 03:30:43,478 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 03:30:43,491 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 03:30:43,491 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-03 03:30:43,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:30:43 BoogieIcfgContainer [2022-11-03 03:30:43,494 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 03:30:43,496 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 03:30:43,496 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 03:30:43,499 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 03:30:43,499 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 03:30:40" (1/3) ... [2022-11-03 03:30:43,500 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fe5ddf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:30:43, skipping insertion in model container [2022-11-03 03:30:43,500 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 03:30:41" (2/3) ... [2022-11-03 03:30:43,501 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fe5ddf7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 03:30:43, skipping insertion in model container [2022-11-03 03:30:43,501 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 03:30:43" (3/3) ... [2022-11-03 03:30:43,502 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.arbitrated_top_n2_w8_d8_e0.c [2022-11-03 03:30:43,521 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 03:30:43,521 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 03:30:43,594 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 03:30:43,600 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=FINITE_AUTOMATA, 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;@1166875f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 03:30:43,600 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 03:30:43,605 INFO L276 IsEmpty]: Start isEmpty. Operand has 171 states, 161 states have (on average 1.4720496894409938) internal successors, (237), 162 states have internal predecessors, (237), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-03 03:30:43,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-03 03:30:43,619 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:30:43,619 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:30:43,620 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:30:43,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:30:43,626 INFO L85 PathProgramCache]: Analyzing trace with hash -73243282, now seen corresponding path program 1 times [2022-11-03 03:30:43,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:30:43,640 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [37777500] [2022-11-03 03:30:43,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:30:43,641 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:30:43,641 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:30:43,648 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:30:43,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-03 03:30:44,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:30:44,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-03 03:30:44,180 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:30:44,536 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-03 03:30:44,536 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:30:44,537 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:30:44,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [37777500] [2022-11-03 03:30:44,538 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [37777500] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:30:44,538 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:30:44,539 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:30:44,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [429554755] [2022-11-03 03:30:44,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:30:44,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:30:44,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:30:44,577 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:30:44,578 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:30:44,581 INFO L87 Difference]: Start difference. First operand has 171 states, 161 states have (on average 1.4720496894409938) internal successors, (237), 162 states have internal predecessors, (237), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:30:45,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:30:45,037 INFO L93 Difference]: Finished difference Result 676 states and 1036 transitions. [2022-11-03 03:30:45,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:30:45,041 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 85 [2022-11-03 03:30:45,042 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:30:45,055 INFO L225 Difference]: With dead ends: 676 [2022-11-03 03:30:45,056 INFO L226 Difference]: Without dead ends: 507 [2022-11-03 03:30:45,060 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-03 03:30:45,064 INFO L413 NwaCegarLoop]: 297 mSDtfsCounter, 1512 mSDsluCounter, 802 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1512 SdHoareTripleChecker+Valid, 1099 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:30:45,065 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1512 Valid, 1099 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:30:45,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 507 states. [2022-11-03 03:30:45,134 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 507 to 169. [2022-11-03 03:30:45,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 160 states have (on average 1.45) internal successors, (232), 160 states have internal predecessors, (232), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-03 03:30:45,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 246 transitions. [2022-11-03 03:30:45,139 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 246 transitions. Word has length 85 [2022-11-03 03:30:45,140 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:30:45,140 INFO L495 AbstractCegarLoop]: Abstraction has 169 states and 246 transitions. [2022-11-03 03:30:45,141 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:30:45,141 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 246 transitions. [2022-11-03 03:30:45,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-03 03:30:45,144 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:30:45,144 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:30:45,164 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-11-03 03:30:45,359 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:30:45,359 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:30:45,360 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:30:45,360 INFO L85 PathProgramCache]: Analyzing trace with hash 1977740716, now seen corresponding path program 1 times [2022-11-03 03:30:45,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:30:45,362 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1207403378] [2022-11-03 03:30:45,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:30:45,362 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:30:45,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:30:45,363 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:30:45,380 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-03 03:30:45,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:30:45,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-03 03:30:45,849 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:30:46,089 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-03 03:30:46,089 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:30:46,090 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:30:46,090 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1207403378] [2022-11-03 03:30:46,090 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1207403378] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:30:46,091 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:30:46,091 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:30:46,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1423183596] [2022-11-03 03:30:46,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:30:46,098 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:30:46,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:30:46,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:30:46,100 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:30:46,102 INFO L87 Difference]: Start difference. First operand 169 states and 246 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:30:46,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:30:46,474 INFO L93 Difference]: Finished difference Result 676 states and 992 transitions. [2022-11-03 03:30:46,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:30:46,477 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 85 [2022-11-03 03:30:46,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:30:46,483 INFO L225 Difference]: With dead ends: 676 [2022-11-03 03:30:46,484 INFO L226 Difference]: Without dead ends: 509 [2022-11-03 03:30:46,491 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-03 03:30:46,492 INFO L413 NwaCegarLoop]: 296 mSDtfsCounter, 1511 mSDsluCounter, 799 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1511 SdHoareTripleChecker+Valid, 1095 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:30:46,493 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1511 Valid, 1095 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:30:46,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 509 states. [2022-11-03 03:30:46,530 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 509 to 171. [2022-11-03 03:30:46,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 171 states, 162 states have (on average 1.4444444444444444) internal successors, (234), 162 states have internal predecessors, (234), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-03 03:30:46,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 248 transitions. [2022-11-03 03:30:46,532 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 248 transitions. Word has length 85 [2022-11-03 03:30:46,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:30:46,533 INFO L495 AbstractCegarLoop]: Abstraction has 171 states and 248 transitions. [2022-11-03 03:30:46,533 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:30:46,534 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 248 transitions. [2022-11-03 03:30:46,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-03 03:30:46,535 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:30:46,536 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:30:46,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-03 03:30:46,752 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:30:46,757 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:30:46,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:30:46,757 INFO L85 PathProgramCache]: Analyzing trace with hash -2042466966, now seen corresponding path program 1 times [2022-11-03 03:30:46,758 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:30:46,758 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1544206712] [2022-11-03 03:30:46,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:30:46,758 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:30:46,758 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:30:46,763 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:30:46,773 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-03 03:30:47,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:30:47,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-03 03:30:47,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:30:47,383 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-03 03:30:47,383 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:30:47,383 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:30:47,384 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1544206712] [2022-11-03 03:30:47,384 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1544206712] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:30:47,384 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:30:47,384 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:30:47,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476754663] [2022-11-03 03:30:47,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:30:47,385 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:30:47,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:30:47,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:30:47,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:30:47,386 INFO L87 Difference]: Start difference. First operand 171 states and 248 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:30:47,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:30:47,787 INFO L93 Difference]: Finished difference Result 682 states and 998 transitions. [2022-11-03 03:30:47,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:30:47,788 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 85 [2022-11-03 03:30:47,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:30:47,791 INFO L225 Difference]: With dead ends: 682 [2022-11-03 03:30:47,791 INFO L226 Difference]: Without dead ends: 513 [2022-11-03 03:30:47,792 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-03 03:30:47,793 INFO L413 NwaCegarLoop]: 297 mSDtfsCounter, 1502 mSDsluCounter, 780 mSDsCounter, 0 mSdLazyCounter, 75 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1502 SdHoareTripleChecker+Valid, 1077 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 75 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:30:47,794 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1502 Valid, 1077 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 75 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:30:47,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 513 states. [2022-11-03 03:30:47,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 513 to 175. [2022-11-03 03:30:47,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 166 states have (on average 1.4397590361445782) internal successors, (239), 166 states have internal predecessors, (239), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-03 03:30:47,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 253 transitions. [2022-11-03 03:30:47,819 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 253 transitions. Word has length 85 [2022-11-03 03:30:47,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:30:47,819 INFO L495 AbstractCegarLoop]: Abstraction has 175 states and 253 transitions. [2022-11-03 03:30:47,820 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:30:47,820 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 253 transitions. [2022-11-03 03:30:47,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-03 03:30:47,821 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:30:47,822 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:30:47,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-03 03:30:48,041 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:30:48,041 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:30:48,042 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:30:48,042 INFO L85 PathProgramCache]: Analyzing trace with hash 1743027240, now seen corresponding path program 1 times [2022-11-03 03:30:48,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:30:48,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1014171113] [2022-11-03 03:30:48,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:30:48,044 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:30:48,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:30:48,045 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:30:48,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-03 03:30:48,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:30:48,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-03 03:30:48,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:30:48,692 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-03 03:30:48,692 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:30:48,692 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:30:48,693 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1014171113] [2022-11-03 03:30:48,694 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1014171113] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:30:48,694 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:30:48,694 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:30:48,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [817242252] [2022-11-03 03:30:48,695 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:30:48,696 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:30:48,696 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:30:48,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:30:48,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:30:48,700 INFO L87 Difference]: Start difference. First operand 175 states and 253 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:30:49,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:30:49,071 INFO L93 Difference]: Finished difference Result 688 states and 1004 transitions. [2022-11-03 03:30:49,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:30:49,071 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 85 [2022-11-03 03:30:49,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:30:49,074 INFO L225 Difference]: With dead ends: 688 [2022-11-03 03:30:49,074 INFO L226 Difference]: Without dead ends: 515 [2022-11-03 03:30:49,075 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-03 03:30:49,076 INFO L413 NwaCegarLoop]: 301 mSDtfsCounter, 1502 mSDsluCounter, 808 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1502 SdHoareTripleChecker+Valid, 1109 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:30:49,076 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1502 Valid, 1109 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:30:49,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2022-11-03 03:30:49,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 177. [2022-11-03 03:30:49,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 177 states, 168 states have (on average 1.4345238095238095) internal successors, (241), 168 states have internal predecessors, (241), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-03 03:30:49,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 177 states and 255 transitions. [2022-11-03 03:30:49,100 INFO L78 Accepts]: Start accepts. Automaton has 177 states and 255 transitions. Word has length 85 [2022-11-03 03:30:49,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:30:49,101 INFO L495 AbstractCegarLoop]: Abstraction has 177 states and 255 transitions. [2022-11-03 03:30:49,101 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:30:49,101 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 255 transitions. [2022-11-03 03:30:49,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-03 03:30:49,103 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:30:49,103 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:30:49,123 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-03 03:30:49,323 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:30:49,323 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:30:49,323 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:30:49,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1805066854, now seen corresponding path program 1 times [2022-11-03 03:30:49,324 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:30:49,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1112606594] [2022-11-03 03:30:49,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:30:49,325 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:30:49,325 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:30:49,326 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:30:49,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-03 03:30:49,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:30:49,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-03 03:30:49,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:30:49,937 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-03 03:30:49,938 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:30:49,938 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:30:49,938 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1112606594] [2022-11-03 03:30:49,938 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1112606594] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:30:49,939 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:30:49,939 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:30:49,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841585365] [2022-11-03 03:30:49,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:30:49,940 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:30:49,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:30:49,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:30:49,940 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:30:49,941 INFO L87 Difference]: Start difference. First operand 177 states and 255 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:30:50,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:30:50,567 INFO L93 Difference]: Finished difference Result 692 states and 1007 transitions. [2022-11-03 03:30:50,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:30:50,567 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 85 [2022-11-03 03:30:50,568 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:30:50,570 INFO L225 Difference]: With dead ends: 692 [2022-11-03 03:30:50,570 INFO L226 Difference]: Without dead ends: 517 [2022-11-03 03:30:50,570 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-03 03:30:50,571 INFO L413 NwaCegarLoop]: 259 mSDtfsCounter, 1493 mSDsluCounter, 674 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1493 SdHoareTripleChecker+Valid, 933 SdHoareTripleChecker+Invalid, 268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 03:30:50,571 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1493 Valid, 933 Invalid, 268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-03 03:30:50,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2022-11-03 03:30:50,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 179. [2022-11-03 03:30:50,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 179 states, 170 states have (on average 1.4294117647058824) internal successors, (243), 170 states have internal predecessors, (243), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-03 03:30:50,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 257 transitions. [2022-11-03 03:30:50,591 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 257 transitions. Word has length 85 [2022-11-03 03:30:50,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:30:50,592 INFO L495 AbstractCegarLoop]: Abstraction has 179 states and 257 transitions. [2022-11-03 03:30:50,592 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:30:50,592 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 257 transitions. [2022-11-03 03:30:50,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-03 03:30:50,593 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:30:50,594 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:30:50,612 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-03 03:30:50,811 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:30:50,812 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:30:50,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:30:50,812 INFO L85 PathProgramCache]: Analyzing trace with hash 1671053348, now seen corresponding path program 1 times [2022-11-03 03:30:50,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:30:50,813 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2119828532] [2022-11-03 03:30:50,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:30:50,813 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:30:50,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:30:50,814 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:30:50,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-11-03 03:30:51,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:30:51,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-03 03:30:51,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:30:51,395 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-03 03:30:51,395 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:30:51,396 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:30:51,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2119828532] [2022-11-03 03:30:51,396 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2119828532] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:30:51,396 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:30:51,396 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:30:51,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307124669] [2022-11-03 03:30:51,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:30:51,397 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:30:51,397 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:30:51,398 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:30:51,398 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:30:51,398 INFO L87 Difference]: Start difference. First operand 179 states and 257 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:30:51,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:30:51,982 INFO L93 Difference]: Finished difference Result 696 states and 1010 transitions. [2022-11-03 03:30:51,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:30:51,983 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 85 [2022-11-03 03:30:51,983 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:30:51,985 INFO L225 Difference]: With dead ends: 696 [2022-11-03 03:30:51,985 INFO L226 Difference]: Without dead ends: 519 [2022-11-03 03:30:51,986 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-03 03:30:51,989 INFO L413 NwaCegarLoop]: 263 mSDtfsCounter, 1486 mSDsluCounter, 683 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1486 SdHoareTripleChecker+Valid, 946 SdHoareTripleChecker+Invalid, 268 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 03:30:51,990 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1486 Valid, 946 Invalid, 268 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 223 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-03 03:30:51,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states. [2022-11-03 03:30:52,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 181. [2022-11-03 03:30:52,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 181 states, 172 states have (on average 1.4244186046511629) internal successors, (245), 172 states have internal predecessors, (245), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-03 03:30:52,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 259 transitions. [2022-11-03 03:30:52,015 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 259 transitions. Word has length 85 [2022-11-03 03:30:52,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:30:52,016 INFO L495 AbstractCegarLoop]: Abstraction has 181 states and 259 transitions. [2022-11-03 03:30:52,016 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:30:52,016 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 259 transitions. [2022-11-03 03:30:52,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-03 03:30:52,018 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:30:52,022 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:30:52,040 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2022-11-03 03:30:52,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:30:52,236 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:30:52,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:30:52,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1889908066, now seen corresponding path program 1 times [2022-11-03 03:30:52,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:30:52,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1560960839] [2022-11-03 03:30:52,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:30:52,237 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:30:52,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:30:52,238 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:30:52,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-11-03 03:30:52,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:30:52,603 INFO L263 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-03 03:30:52,608 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:30:52,860 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-03 03:30:52,860 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:30:52,860 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:30:52,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1560960839] [2022-11-03 03:30:52,861 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1560960839] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:30:52,861 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:30:52,861 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:30:52,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228072127] [2022-11-03 03:30:52,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:30:52,862 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:30:52,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:30:52,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:30:52,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:30:52,863 INFO L87 Difference]: Start difference. First operand 181 states and 259 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:30:53,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:30:53,197 INFO L93 Difference]: Finished difference Result 758 states and 1088 transitions. [2022-11-03 03:30:53,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:30:53,198 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 85 [2022-11-03 03:30:53,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:30:53,201 INFO L225 Difference]: With dead ends: 758 [2022-11-03 03:30:53,201 INFO L226 Difference]: Without dead ends: 579 [2022-11-03 03:30:53,202 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-03 03:30:53,202 INFO L413 NwaCegarLoop]: 312 mSDtfsCounter, 1482 mSDsluCounter, 878 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1482 SdHoareTripleChecker+Valid, 1190 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 03:30:53,203 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1482 Valid, 1190 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-03 03:30:53,204 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 579 states. [2022-11-03 03:30:53,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 579 to 183. [2022-11-03 03:30:53,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 174 states have (on average 1.4195402298850575) internal successors, (247), 174 states have internal predecessors, (247), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-03 03:30:53,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 261 transitions. [2022-11-03 03:30:53,225 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 261 transitions. Word has length 85 [2022-11-03 03:30:53,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:30:53,226 INFO L495 AbstractCegarLoop]: Abstraction has 183 states and 261 transitions. [2022-11-03 03:30:53,226 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:30:53,226 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 261 transitions. [2022-11-03 03:30:53,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-03 03:30:53,228 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:30:53,228 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:30:53,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-11-03 03:30:53,441 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:30:53,442 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:30:53,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:30:53,442 INFO L85 PathProgramCache]: Analyzing trace with hash -104236640, now seen corresponding path program 1 times [2022-11-03 03:30:53,443 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:30:53,443 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [807422109] [2022-11-03 03:30:53,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:30:53,443 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:30:53,443 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:30:53,445 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:30:53,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-11-03 03:30:53,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:30:53,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-03 03:30:53,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:30:54,022 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-03 03:30:54,022 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:30:54,023 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:30:54,023 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [807422109] [2022-11-03 03:30:54,023 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [807422109] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:30:54,023 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:30:54,023 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:30:54,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1940016255] [2022-11-03 03:30:54,024 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:30:54,024 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:30:54,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:30:54,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:30:54,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:30:54,025 INFO L87 Difference]: Start difference. First operand 183 states and 261 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:30:54,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:30:54,382 INFO L93 Difference]: Finished difference Result 764 states and 1094 transitions. [2022-11-03 03:30:54,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:30:54,383 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 85 [2022-11-03 03:30:54,383 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:30:54,385 INFO L225 Difference]: With dead ends: 764 [2022-11-03 03:30:54,385 INFO L226 Difference]: Without dead ends: 583 [2022-11-03 03:30:54,386 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-03 03:30:54,386 INFO L413 NwaCegarLoop]: 320 mSDtfsCounter, 1474 mSDsluCounter, 882 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1474 SdHoareTripleChecker+Valid, 1202 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 03:30:54,387 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1474 Valid, 1202 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-03 03:30:54,388 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 583 states. [2022-11-03 03:30:54,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 583 to 187. [2022-11-03 03:30:54,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 187 states, 178 states have (on average 1.4157303370786516) internal successors, (252), 178 states have internal predecessors, (252), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-03 03:30:54,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 266 transitions. [2022-11-03 03:30:54,411 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 266 transitions. Word has length 85 [2022-11-03 03:30:54,411 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:30:54,411 INFO L495 AbstractCegarLoop]: Abstraction has 187 states and 266 transitions. [2022-11-03 03:30:54,411 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:30:54,411 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 266 transitions. [2022-11-03 03:30:54,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-03 03:30:54,412 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:30:54,413 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:30:54,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2022-11-03 03:30:54,626 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:30:54,626 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:30:54,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:30:54,626 INFO L85 PathProgramCache]: Analyzing trace with hash -1115353890, now seen corresponding path program 1 times [2022-11-03 03:30:54,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:30:54,627 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1587331672] [2022-11-03 03:30:54,627 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:30:54,627 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:30:54,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:30:54,628 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:30:54,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-11-03 03:30:54,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:30:54,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-03 03:30:54,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:30:55,223 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-03 03:30:55,223 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:30:55,223 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:30:55,223 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1587331672] [2022-11-03 03:30:55,224 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1587331672] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:30:55,224 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:30:55,224 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:30:55,224 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [466066633] [2022-11-03 03:30:55,224 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:30:55,225 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:30:55,225 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:30:55,225 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:30:55,226 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:30:55,226 INFO L87 Difference]: Start difference. First operand 187 states and 266 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:30:55,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:30:55,617 INFO L93 Difference]: Finished difference Result 770 states and 1100 transitions. [2022-11-03 03:30:55,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:30:55,618 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 85 [2022-11-03 03:30:55,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:30:55,620 INFO L225 Difference]: With dead ends: 770 [2022-11-03 03:30:55,620 INFO L226 Difference]: Without dead ends: 585 [2022-11-03 03:30:55,621 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-03 03:30:55,622 INFO L413 NwaCegarLoop]: 314 mSDtfsCounter, 1500 mSDsluCounter, 830 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1500 SdHoareTripleChecker+Valid, 1144 SdHoareTripleChecker+Invalid, 119 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:30:55,622 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1500 Valid, 1144 Invalid, 119 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:30:55,623 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 585 states. [2022-11-03 03:30:55,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 585 to 189. [2022-11-03 03:30:55,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 180 states have (on average 1.4111111111111112) internal successors, (254), 180 states have internal predecessors, (254), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-03 03:30:55,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 268 transitions. [2022-11-03 03:30:55,648 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 268 transitions. Word has length 85 [2022-11-03 03:30:55,648 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:30:55,648 INFO L495 AbstractCegarLoop]: Abstraction has 189 states and 268 transitions. [2022-11-03 03:30:55,648 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:30:55,649 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 268 transitions. [2022-11-03 03:30:55,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-03 03:30:55,649 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:30:55,650 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:30:55,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2022-11-03 03:30:55,863 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:30:55,863 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:30:55,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:30:55,863 INFO L85 PathProgramCache]: Analyzing trace with hash -857188452, now seen corresponding path program 1 times [2022-11-03 03:30:55,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:30:55,864 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1165279600] [2022-11-03 03:30:55,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:30:55,864 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:30:55,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:30:55,865 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:30:55,868 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-11-03 03:30:56,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:30:56,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-03 03:30:56,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:30:56,474 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-03 03:30:56,474 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:30:56,474 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:30:56,474 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1165279600] [2022-11-03 03:30:56,475 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1165279600] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:30:56,475 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:30:56,475 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:30:56,475 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546226420] [2022-11-03 03:30:56,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:30:56,476 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:30:56,476 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:30:56,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:30:56,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:30:56,477 INFO L87 Difference]: Start difference. First operand 189 states and 268 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:30:56,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:30:56,839 INFO L93 Difference]: Finished difference Result 774 states and 1103 transitions. [2022-11-03 03:30:56,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:30:56,839 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 85 [2022-11-03 03:30:56,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:30:56,843 INFO L225 Difference]: With dead ends: 774 [2022-11-03 03:30:56,843 INFO L226 Difference]: Without dead ends: 587 [2022-11-03 03:30:56,844 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-03 03:30:56,844 INFO L413 NwaCegarLoop]: 347 mSDtfsCounter, 1435 mSDsluCounter, 867 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1435 SdHoareTripleChecker+Valid, 1214 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:30:56,846 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1435 Valid, 1214 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:30:56,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2022-11-03 03:30:56,873 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 191. [2022-11-03 03:30:56,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 182 states have (on average 1.4065934065934067) internal successors, (256), 182 states have internal predecessors, (256), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-03 03:30:56,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 270 transitions. [2022-11-03 03:30:56,875 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 270 transitions. Word has length 85 [2022-11-03 03:30:56,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:30:56,875 INFO L495 AbstractCegarLoop]: Abstraction has 191 states and 270 transitions. [2022-11-03 03:30:56,875 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:30:56,875 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 270 transitions. [2022-11-03 03:30:56,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-03 03:30:56,878 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:30:56,878 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:30:56,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2022-11-03 03:30:57,091 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:30:57,092 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:30:57,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:30:57,092 INFO L85 PathProgramCache]: Analyzing trace with hash -1250215462, now seen corresponding path program 1 times [2022-11-03 03:30:57,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:30:57,093 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [932407582] [2022-11-03 03:30:57,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:30:57,093 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:30:57,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:30:57,094 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:30:57,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2022-11-03 03:30:57,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:30:57,451 INFO L263 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-03 03:30:57,456 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:30:57,700 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-03 03:30:57,701 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:30:57,701 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:30:57,701 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [932407582] [2022-11-03 03:30:57,701 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [932407582] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:30:57,701 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:30:57,702 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:30:57,702 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663371625] [2022-11-03 03:30:57,702 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:30:57,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:30:57,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:30:57,703 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:30:57,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:30:57,703 INFO L87 Difference]: Start difference. First operand 191 states and 270 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:30:58,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:30:58,286 INFO L93 Difference]: Finished difference Result 778 states and 1106 transitions. [2022-11-03 03:30:58,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:30:58,287 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 85 [2022-11-03 03:30:58,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:30:58,289 INFO L225 Difference]: With dead ends: 778 [2022-11-03 03:30:58,289 INFO L226 Difference]: Without dead ends: 589 [2022-11-03 03:30:58,290 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-03 03:30:58,291 INFO L413 NwaCegarLoop]: 307 mSDtfsCounter, 1428 mSDsluCounter, 756 mSDsCounter, 0 mSdLazyCounter, 231 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1428 SdHoareTripleChecker+Valid, 1063 SdHoareTripleChecker+Invalid, 276 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 231 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 03:30:58,291 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1428 Valid, 1063 Invalid, 276 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 231 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-03 03:30:58,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589 states. [2022-11-03 03:30:58,321 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589 to 193. [2022-11-03 03:30:58,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 184 states have (on average 1.4021739130434783) internal successors, (258), 184 states have internal predecessors, (258), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-03 03:30:58,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 272 transitions. [2022-11-03 03:30:58,323 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 272 transitions. Word has length 85 [2022-11-03 03:30:58,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:30:58,324 INFO L495 AbstractCegarLoop]: Abstraction has 193 states and 272 transitions. [2022-11-03 03:30:58,324 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:30:58,324 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 272 transitions. [2022-11-03 03:30:58,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-03 03:30:58,325 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:30:58,326 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:30:58,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2022-11-03 03:30:58,539 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:30:58,540 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:30:58,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:30:58,540 INFO L85 PathProgramCache]: Analyzing trace with hash -2059562088, now seen corresponding path program 1 times [2022-11-03 03:30:58,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:30:58,541 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1401869737] [2022-11-03 03:30:58,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:30:58,541 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:30:58,541 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:30:58,542 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:30:58,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2022-11-03 03:30:58,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:30:58,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 13 conjunts are in the unsatisfiable core [2022-11-03 03:30:58,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:30:59,128 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-03 03:30:59,128 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:30:59,128 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:30:59,128 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1401869737] [2022-11-03 03:30:59,128 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1401869737] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:30:59,128 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:30:59,128 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:30:59,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1164327382] [2022-11-03 03:30:59,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:30:59,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:30:59,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:30:59,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:30:59,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:30:59,130 INFO L87 Difference]: Start difference. First operand 193 states and 272 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:30:59,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:30:59,745 INFO L93 Difference]: Finished difference Result 782 states and 1109 transitions. [2022-11-03 03:30:59,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:30:59,746 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 85 [2022-11-03 03:30:59,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:30:59,748 INFO L225 Difference]: With dead ends: 782 [2022-11-03 03:30:59,748 INFO L226 Difference]: Without dead ends: 591 [2022-11-03 03:30:59,749 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-03 03:30:59,749 INFO L413 NwaCegarLoop]: 311 mSDtfsCounter, 1420 mSDsluCounter, 732 mSDsCounter, 0 mSdLazyCounter, 229 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1420 SdHoareTripleChecker+Valid, 1043 SdHoareTripleChecker+Invalid, 273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 03:30:59,750 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1420 Valid, 1043 Invalid, 273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 229 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-03 03:30:59,751 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 591 states. [2022-11-03 03:30:59,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 591 to 195. [2022-11-03 03:30:59,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 186 states have (on average 1.3978494623655915) internal successors, (260), 186 states have internal predecessors, (260), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-03 03:30:59,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 274 transitions. [2022-11-03 03:30:59,776 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 274 transitions. Word has length 85 [2022-11-03 03:30:59,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:30:59,776 INFO L495 AbstractCegarLoop]: Abstraction has 195 states and 274 transitions. [2022-11-03 03:30:59,776 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:30:59,776 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 274 transitions. [2022-11-03 03:30:59,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-03 03:30:59,777 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:30:59,778 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:30:59,794 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2022-11-03 03:30:59,978 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:30:59,978 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:30:59,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:30:59,979 INFO L85 PathProgramCache]: Analyzing trace with hash -2002303786, now seen corresponding path program 1 times [2022-11-03 03:30:59,979 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:30:59,979 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [434255841] [2022-11-03 03:30:59,980 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:30:59,980 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:30:59,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:30:59,981 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:30:59,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2022-11-03 03:31:00,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:00,337 INFO L263 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-03 03:31:00,342 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:00,603 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-03 03:31:00,603 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:31:00,603 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:31:00,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [434255841] [2022-11-03 03:31:00,604 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [434255841] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:31:00,604 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:31:00,604 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-03 03:31:00,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131033900] [2022-11-03 03:31:00,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:31:00,605 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-03 03:31:00,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:31:00,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-03 03:31:00,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-03 03:31:00,606 INFO L87 Difference]: Start difference. First operand 195 states and 274 transitions. Second operand has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:31:01,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:31:01,170 INFO L93 Difference]: Finished difference Result 529 states and 735 transitions. [2022-11-03 03:31:01,173 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-03 03:31:01,173 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 85 [2022-11-03 03:31:01,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:31:01,175 INFO L225 Difference]: With dead ends: 529 [2022-11-03 03:31:01,175 INFO L226 Difference]: Without dead ends: 527 [2022-11-03 03:31:01,176 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2022-11-03 03:31:01,176 INFO L413 NwaCegarLoop]: 276 mSDtfsCounter, 1330 mSDsluCounter, 762 mSDsCounter, 0 mSdLazyCounter, 275 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1330 SdHoareTripleChecker+Valid, 1038 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 275 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 03:31:01,176 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1330 Valid, 1038 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 275 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-03 03:31:01,177 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 527 states. [2022-11-03 03:31:01,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 527 to 261. [2022-11-03 03:31:01,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 261 states, 252 states have (on average 1.373015873015873) internal successors, (346), 252 states have internal predecessors, (346), 7 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2022-11-03 03:31:01,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 261 states and 360 transitions. [2022-11-03 03:31:01,204 INFO L78 Accepts]: Start accepts. Automaton has 261 states and 360 transitions. Word has length 85 [2022-11-03 03:31:01,204 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:31:01,204 INFO L495 AbstractCegarLoop]: Abstraction has 261 states and 360 transitions. [2022-11-03 03:31:01,205 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:31:01,205 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 360 transitions. [2022-11-03 03:31:01,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-03 03:31:01,206 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:31:01,206 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:31:01,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2022-11-03 03:31:01,419 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:31:01,419 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:31:01,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:31:01,420 INFO L85 PathProgramCache]: Analyzing trace with hash 920856212, now seen corresponding path program 1 times [2022-11-03 03:31:01,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:31:01,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1972138310] [2022-11-03 03:31:01,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:01,421 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:31:01,421 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:31:01,421 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:31:01,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2022-11-03 03:31:01,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:01,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 520 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-03 03:31:01,761 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:01,796 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-03 03:31:01,796 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:31:01,796 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:31:01,796 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1972138310] [2022-11-03 03:31:01,796 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1972138310] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:31:01,797 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:31:01,797 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 03:31:01,797 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025742481] [2022-11-03 03:31:01,797 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:31:01,797 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 03:31:01,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:31:01,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 03:31:01,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 03:31:01,798 INFO L87 Difference]: Start difference. First operand 261 states and 360 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:31:01,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:31:01,894 INFO L93 Difference]: Finished difference Result 722 states and 1007 transitions. [2022-11-03 03:31:01,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 03:31:01,894 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 85 [2022-11-03 03:31:01,895 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:31:01,902 INFO L225 Difference]: With dead ends: 722 [2022-11-03 03:31:01,903 INFO L226 Difference]: Without dead ends: 463 [2022-11-03 03:31:01,903 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-03 03:31:01,904 INFO L413 NwaCegarLoop]: 269 mSDtfsCounter, 435 mSDsluCounter, 506 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 442 SdHoareTripleChecker+Valid, 775 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-03 03:31:01,904 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [442 Valid, 775 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-03 03:31:01,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2022-11-03 03:31:01,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 277. [2022-11-03 03:31:01,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 277 states, 261 states have (on average 1.3601532567049808) internal successors, (355), 261 states have internal predecessors, (355), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-03 03:31:01,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 383 transitions. [2022-11-03 03:31:01,949 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 383 transitions. Word has length 85 [2022-11-03 03:31:01,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:31:01,950 INFO L495 AbstractCegarLoop]: Abstraction has 277 states and 383 transitions. [2022-11-03 03:31:01,950 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 1 states have call successors, (7), 1 states have call predecessors, (7), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-03 03:31:01,950 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 383 transitions. [2022-11-03 03:31:01,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:31:01,954 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:31:01,954 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:31:01,972 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (15)] Ended with exit code 0 [2022-11-03 03:31:02,167 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:31:02,168 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:31:02,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:31:02,168 INFO L85 PathProgramCache]: Analyzing trace with hash 670264447, now seen corresponding path program 1 times [2022-11-03 03:31:02,169 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:31:02,169 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [271826148] [2022-11-03 03:31:02,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:02,169 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:31:02,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:31:02,170 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:31:02,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2022-11-03 03:31:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:02,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:31:02,770 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:03,038 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 262 proven. 6 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-11-03 03:31:03,038 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:31:03,478 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 66 proven. 27 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2022-11-03 03:31:03,478 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:31:03,478 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [271826148] [2022-11-03 03:31:03,479 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [271826148] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:31:03,479 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1373047635] [2022-11-03 03:31:03,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:03,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:31:03,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:31:03,484 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:31:03,500 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2022-11-03 03:31:04,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:04,443 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:31:04,451 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:04,553 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:31:04,553 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:31:04,553 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1373047635] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:31:04,553 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:31:04,554 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 14 [2022-11-03 03:31:04,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1115239126] [2022-11-03 03:31:04,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:31:04,555 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:31:04,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:31:04,555 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:31:04,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2022-11-03 03:31:04,556 INFO L87 Difference]: Start difference. First operand 277 states and 383 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:04,865 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:31:04,865 INFO L93 Difference]: Finished difference Result 1163 states and 1598 transitions. [2022-11-03 03:31:04,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:31:04,866 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:31:04,866 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:31:04,869 INFO L225 Difference]: With dead ends: 1163 [2022-11-03 03:31:04,869 INFO L226 Difference]: Without dead ends: 904 [2022-11-03 03:31:04,870 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 800 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2022-11-03 03:31:04,871 INFO L413 NwaCegarLoop]: 294 mSDtfsCounter, 1033 mSDsluCounter, 668 mSDsCounter, 0 mSdLazyCounter, 151 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1040 SdHoareTripleChecker+Valid, 962 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 151 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:31:04,871 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1040 Valid, 962 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 151 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:31:04,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 904 states. [2022-11-03 03:31:04,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 904 to 413. [2022-11-03 03:31:04,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 413 states, 397 states have (on average 1.3425692695214106) internal successors, (533), 397 states have internal predecessors, (533), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-03 03:31:04,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 413 states and 561 transitions. [2022-11-03 03:31:04,926 INFO L78 Accepts]: Start accepts. Automaton has 413 states and 561 transitions. Word has length 272 [2022-11-03 03:31:04,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:31:04,927 INFO L495 AbstractCegarLoop]: Abstraction has 413 states and 561 transitions. [2022-11-03 03:31:04,927 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:04,927 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 561 transitions. [2022-11-03 03:31:04,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:31:04,931 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:31:04,932 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:31:04,937 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2022-11-03 03:31:05,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2022-11-03 03:31:05,337 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:31:05,337 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:31:05,338 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:31:05,338 INFO L85 PathProgramCache]: Analyzing trace with hash -1087362691, now seen corresponding path program 1 times [2022-11-03 03:31:05,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:31:05,339 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [499839346] [2022-11-03 03:31:05,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:05,340 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:31:05,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:31:05,341 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:31:05,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2022-11-03 03:31:05,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:05,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:31:05,960 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:06,461 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:31:06,461 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:31:06,461 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:31:06,461 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [499839346] [2022-11-03 03:31:06,462 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [499839346] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:31:06,462 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:31:06,462 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:31:06,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571659202] [2022-11-03 03:31:06,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:31:06,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:31:06,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:31:06,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:31:06,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:31:06,464 INFO L87 Difference]: Start difference. First operand 413 states and 561 transitions. Second operand has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:06,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:31:06,955 INFO L93 Difference]: Finished difference Result 1721 states and 2332 transitions. [2022-11-03 03:31:06,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:31:06,956 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:31:06,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:31:06,960 INFO L225 Difference]: With dead ends: 1721 [2022-11-03 03:31:06,960 INFO L226 Difference]: Without dead ends: 1326 [2022-11-03 03:31:06,961 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-03 03:31:06,961 INFO L413 NwaCegarLoop]: 303 mSDtfsCounter, 664 mSDsluCounter, 1157 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 671 SdHoareTripleChecker+Valid, 1460 SdHoareTripleChecker+Invalid, 368 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 147 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 03:31:06,962 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [671 Valid, 1460 Invalid, 368 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 205 Invalid, 0 Unknown, 147 Unchecked, 0.4s Time] [2022-11-03 03:31:06,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1326 states. [2022-11-03 03:31:07,013 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1326 to 561. [2022-11-03 03:31:07,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 561 states, 545 states have (on average 1.3339449541284403) internal successors, (727), 545 states have internal predecessors, (727), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-03 03:31:07,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 561 states and 755 transitions. [2022-11-03 03:31:07,016 INFO L78 Accepts]: Start accepts. Automaton has 561 states and 755 transitions. Word has length 272 [2022-11-03 03:31:07,017 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:31:07,017 INFO L495 AbstractCegarLoop]: Abstraction has 561 states and 755 transitions. [2022-11-03 03:31:07,017 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:07,017 INFO L276 IsEmpty]: Start isEmpty. Operand 561 states and 755 transitions. [2022-11-03 03:31:07,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:31:07,022 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:31:07,022 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:31:07,046 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (18)] Ended with exit code 0 [2022-11-03 03:31:07,236 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:31:07,237 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:31:07,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:31:07,237 INFO L85 PathProgramCache]: Analyzing trace with hash -1903409921, now seen corresponding path program 1 times [2022-11-03 03:31:07,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:31:07,238 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [390024835] [2022-11-03 03:31:07,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:07,238 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:31:07,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:31:07,239 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:31:07,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2022-11-03 03:31:07,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:07,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:31:07,815 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:08,322 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:31:08,322 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:31:08,323 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:31:08,323 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [390024835] [2022-11-03 03:31:08,323 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [390024835] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:31:08,323 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:31:08,323 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:31:08,323 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [977267174] [2022-11-03 03:31:08,324 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:31:08,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:31:08,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:31:08,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:31:08,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:31:08,325 INFO L87 Difference]: Start difference. First operand 561 states and 755 transitions. Second operand has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:08,808 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:31:08,808 INFO L93 Difference]: Finished difference Result 1721 states and 2331 transitions. [2022-11-03 03:31:08,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:31:08,809 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:31:08,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:31:08,813 INFO L225 Difference]: With dead ends: 1721 [2022-11-03 03:31:08,813 INFO L226 Difference]: Without dead ends: 1326 [2022-11-03 03:31:08,814 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-03 03:31:08,814 INFO L413 NwaCegarLoop]: 305 mSDtfsCounter, 655 mSDsluCounter, 1158 mSDsCounter, 0 mSdLazyCounter, 205 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 662 SdHoareTripleChecker+Valid, 1463 SdHoareTripleChecker+Invalid, 318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 205 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 97 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-03 03:31:08,815 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [662 Valid, 1463 Invalid, 318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 205 Invalid, 0 Unknown, 97 Unchecked, 0.3s Time] [2022-11-03 03:31:08,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1326 states. [2022-11-03 03:31:08,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1326 to 565. [2022-11-03 03:31:08,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 565 states, 549 states have (on average 1.3333333333333333) internal successors, (732), 549 states have internal predecessors, (732), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-03 03:31:08,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 565 states to 565 states and 760 transitions. [2022-11-03 03:31:08,867 INFO L78 Accepts]: Start accepts. Automaton has 565 states and 760 transitions. Word has length 272 [2022-11-03 03:31:08,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:31:08,868 INFO L495 AbstractCegarLoop]: Abstraction has 565 states and 760 transitions. [2022-11-03 03:31:08,868 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:08,868 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 760 transitions. [2022-11-03 03:31:08,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:31:08,872 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:31:08,872 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:31:08,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2022-11-03 03:31:09,091 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:31:09,091 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:31:09,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:31:09,092 INFO L85 PathProgramCache]: Analyzing trace with hash -1883868799, now seen corresponding path program 1 times [2022-11-03 03:31:09,093 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:31:09,093 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [217509774] [2022-11-03 03:31:09,093 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:09,093 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:31:09,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:31:09,094 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:31:09,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2022-11-03 03:31:09,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:09,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:31:09,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:10,172 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:31:10,172 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:31:10,172 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:31:10,172 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [217509774] [2022-11-03 03:31:10,173 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [217509774] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:31:10,173 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:31:10,173 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:31:10,173 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193072418] [2022-11-03 03:31:10,173 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:31:10,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:31:10,174 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:31:10,174 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:31:10,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:31:10,175 INFO L87 Difference]: Start difference. First operand 565 states and 760 transitions. Second operand has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:10,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:31:10,676 INFO L93 Difference]: Finished difference Result 1721 states and 2330 transitions. [2022-11-03 03:31:10,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:31:10,676 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:31:10,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:31:10,680 INFO L225 Difference]: With dead ends: 1721 [2022-11-03 03:31:10,681 INFO L226 Difference]: Without dead ends: 1326 [2022-11-03 03:31:10,681 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-03 03:31:10,682 INFO L413 NwaCegarLoop]: 313 mSDtfsCounter, 643 mSDsluCounter, 1171 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 650 SdHoareTripleChecker+Valid, 1484 SdHoareTripleChecker+Invalid, 302 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 75 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 03:31:10,682 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [650 Valid, 1484 Invalid, 302 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 211 Invalid, 0 Unknown, 75 Unchecked, 0.4s Time] [2022-11-03 03:31:10,683 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1326 states. [2022-11-03 03:31:10,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1326 to 569. [2022-11-03 03:31:10,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 569 states, 553 states have (on average 1.332730560578662) internal successors, (737), 553 states have internal predecessors, (737), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-03 03:31:10,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 569 states and 765 transitions. [2022-11-03 03:31:10,736 INFO L78 Accepts]: Start accepts. Automaton has 569 states and 765 transitions. Word has length 272 [2022-11-03 03:31:10,736 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:31:10,736 INFO L495 AbstractCegarLoop]: Abstraction has 569 states and 765 transitions. [2022-11-03 03:31:10,737 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:10,737 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 765 transitions. [2022-11-03 03:31:10,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:31:10,739 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:31:10,739 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:31:10,759 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (20)] Ended with exit code 0 [2022-11-03 03:31:10,959 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:31:10,960 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:31:10,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:31:10,960 INFO L85 PathProgramCache]: Analyzing trace with hash -1235276029, now seen corresponding path program 1 times [2022-11-03 03:31:10,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:31:10,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [608371363] [2022-11-03 03:31:10,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:10,962 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:31:10,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:31:10,963 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:31:10,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2022-11-03 03:31:11,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:11,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-03 03:31:11,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:12,095 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:31:12,095 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:31:12,095 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:31:12,095 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [608371363] [2022-11-03 03:31:12,096 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [608371363] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:31:12,096 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:31:12,096 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:31:12,096 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982586630] [2022-11-03 03:31:12,096 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:31:12,097 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:31:12,097 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:31:12,097 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:31:12,098 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:31:12,098 INFO L87 Difference]: Start difference. First operand 569 states and 765 transitions. Second operand has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:12,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:31:12,583 INFO L93 Difference]: Finished difference Result 1721 states and 2329 transitions. [2022-11-03 03:31:12,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:31:12,583 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:31:12,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:31:12,588 INFO L225 Difference]: With dead ends: 1721 [2022-11-03 03:31:12,588 INFO L226 Difference]: Without dead ends: 1326 [2022-11-03 03:31:12,589 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-03 03:31:12,590 INFO L413 NwaCegarLoop]: 321 mSDtfsCounter, 630 mSDsluCounter, 1183 mSDsCounter, 0 mSdLazyCounter, 218 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 637 SdHoareTripleChecker+Valid, 1504 SdHoareTripleChecker+Invalid, 334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 218 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 100 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-03 03:31:12,590 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [637 Valid, 1504 Invalid, 334 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 218 Invalid, 0 Unknown, 100 Unchecked, 0.3s Time] [2022-11-03 03:31:12,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1326 states. [2022-11-03 03:31:12,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1326 to 573. [2022-11-03 03:31:12,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 573 states, 557 states have (on average 1.3321364452423698) internal successors, (742), 557 states have internal predecessors, (742), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-03 03:31:12,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 573 states and 770 transitions. [2022-11-03 03:31:12,650 INFO L78 Accepts]: Start accepts. Automaton has 573 states and 770 transitions. Word has length 272 [2022-11-03 03:31:12,651 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:31:12,651 INFO L495 AbstractCegarLoop]: Abstraction has 573 states and 770 transitions. [2022-11-03 03:31:12,651 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:12,651 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 770 transitions. [2022-11-03 03:31:12,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:31:12,653 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:31:12,654 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:31:12,675 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (21)] Forceful destruction successful, exit code 0 [2022-11-03 03:31:12,866 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:31:12,867 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:31:12,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:31:12,867 INFO L85 PathProgramCache]: Analyzing trace with hash 1651965317, now seen corresponding path program 1 times [2022-11-03 03:31:12,868 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:31:12,868 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1315663179] [2022-11-03 03:31:12,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:12,868 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:31:12,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:31:12,869 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:31:12,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2022-11-03 03:31:13,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:13,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:31:13,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:13,861 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:31:13,862 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:31:13,862 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:31:13,862 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1315663179] [2022-11-03 03:31:13,862 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1315663179] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:31:13,862 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:31:13,863 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:31:13,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926203665] [2022-11-03 03:31:13,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:31:13,863 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:31:13,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:31:13,864 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:31:13,864 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:31:13,864 INFO L87 Difference]: Start difference. First operand 573 states and 770 transitions. Second operand has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:14,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:31:14,328 INFO L93 Difference]: Finished difference Result 1688 states and 2280 transitions. [2022-11-03 03:31:14,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:31:14,329 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:31:14,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:31:14,334 INFO L225 Difference]: With dead ends: 1688 [2022-11-03 03:31:14,334 INFO L226 Difference]: Without dead ends: 1293 [2022-11-03 03:31:14,335 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-03 03:31:14,336 INFO L413 NwaCegarLoop]: 356 mSDtfsCounter, 508 mSDsluCounter, 1273 mSDsCounter, 0 mSdLazyCounter, 209 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 515 SdHoareTripleChecker+Valid, 1629 SdHoareTripleChecker+Invalid, 307 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 209 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 83 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-03 03:31:14,336 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [515 Valid, 1629 Invalid, 307 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 209 Invalid, 0 Unknown, 83 Unchecked, 0.3s Time] [2022-11-03 03:31:14,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1293 states. [2022-11-03 03:31:14,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1293 to 581. [2022-11-03 03:31:14,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 581 states, 565 states have (on average 1.3327433628318583) internal successors, (753), 565 states have internal predecessors, (753), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-03 03:31:14,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 581 states and 781 transitions. [2022-11-03 03:31:14,396 INFO L78 Accepts]: Start accepts. Automaton has 581 states and 781 transitions. Word has length 272 [2022-11-03 03:31:14,396 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:31:14,396 INFO L495 AbstractCegarLoop]: Abstraction has 581 states and 781 transitions. [2022-11-03 03:31:14,397 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:14,397 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states and 781 transitions. [2022-11-03 03:31:14,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:31:14,399 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:31:14,399 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:31:14,425 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2022-11-03 03:31:14,612 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:31:14,613 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:31:14,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:31:14,613 INFO L85 PathProgramCache]: Analyzing trace with hash -1975620089, now seen corresponding path program 1 times [2022-11-03 03:31:14,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:31:14,614 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2103439001] [2022-11-03 03:31:14,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:14,614 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:31:14,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:31:14,615 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:31:14,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2022-11-03 03:31:15,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:15,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:31:15,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:15,663 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:31:15,663 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:31:15,663 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:31:15,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2103439001] [2022-11-03 03:31:15,664 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2103439001] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:31:15,664 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:31:15,664 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:31:15,664 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [108927856] [2022-11-03 03:31:15,664 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:31:15,665 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:31:15,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:31:15,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:31:15,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:31:15,666 INFO L87 Difference]: Start difference. First operand 581 states and 781 transitions. Second operand has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:15,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:31:15,973 INFO L93 Difference]: Finished difference Result 980 states and 1323 transitions. [2022-11-03 03:31:15,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 03:31:15,974 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:31:15,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:31:15,976 INFO L225 Difference]: With dead ends: 980 [2022-11-03 03:31:15,976 INFO L226 Difference]: Without dead ends: 585 [2022-11-03 03:31:15,977 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-03 03:31:15,978 INFO L413 NwaCegarLoop]: 228 mSDtfsCounter, 30 mSDsluCounter, 839 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 1067 SdHoareTripleChecker+Invalid, 183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 79 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:31:15,978 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 1067 Invalid, 183 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 104 Invalid, 0 Unknown, 79 Unchecked, 0.2s Time] [2022-11-03 03:31:15,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 585 states. [2022-11-03 03:31:16,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 585 to 585. [2022-11-03 03:31:16,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 585 states, 569 states have (on average 1.3321616871704745) internal successors, (758), 569 states have internal predecessors, (758), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-03 03:31:16,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 585 states to 585 states and 786 transitions. [2022-11-03 03:31:16,029 INFO L78 Accepts]: Start accepts. Automaton has 585 states and 786 transitions. Word has length 272 [2022-11-03 03:31:16,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:31:16,030 INFO L495 AbstractCegarLoop]: Abstraction has 585 states and 786 transitions. [2022-11-03 03:31:16,030 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:16,030 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 786 transitions. [2022-11-03 03:31:16,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:31:16,032 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:31:16,032 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:31:16,061 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (23)] Forceful destruction successful, exit code 0 [2022-11-03 03:31:16,252 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:31:16,253 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:31:16,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:31:16,253 INFO L85 PathProgramCache]: Analyzing trace with hash 549875593, now seen corresponding path program 1 times [2022-11-03 03:31:16,254 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:31:16,254 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [274547481] [2022-11-03 03:31:16,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:16,255 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:31:16,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:31:16,256 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:31:16,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2022-11-03 03:31:16,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:16,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:31:16,844 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:17,085 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 262 proven. 6 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-11-03 03:31:17,086 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:31:17,503 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 66 proven. 27 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2022-11-03 03:31:17,504 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:31:17,504 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [274547481] [2022-11-03 03:31:17,504 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [274547481] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:31:17,504 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1599116812] [2022-11-03 03:31:17,505 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:17,505 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:31:17,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:31:17,509 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:31:17,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2022-11-03 03:31:18,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:18,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:31:18,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:18,585 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:31:18,585 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:31:18,585 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1599116812] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:31:18,585 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:31:18,585 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 14 [2022-11-03 03:31:18,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417563052] [2022-11-03 03:31:18,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:31:18,586 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:31:18,587 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:31:18,587 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:31:18,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2022-11-03 03:31:18,588 INFO L87 Difference]: Start difference. First operand 585 states and 786 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:18,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:31:18,917 INFO L93 Difference]: Finished difference Result 1529 states and 2080 transitions. [2022-11-03 03:31:18,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:31:18,918 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:31:18,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:31:18,922 INFO L225 Difference]: With dead ends: 1529 [2022-11-03 03:31:18,922 INFO L226 Difference]: Without dead ends: 1134 [2022-11-03 03:31:18,923 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 800 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2022-11-03 03:31:18,924 INFO L413 NwaCegarLoop]: 337 mSDtfsCounter, 992 mSDsluCounter, 672 mSDsCounter, 0 mSdLazyCounter, 159 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 999 SdHoareTripleChecker+Valid, 1009 SdHoareTripleChecker+Invalid, 160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 159 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:31:18,924 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [999 Valid, 1009 Invalid, 160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 159 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:31:18,925 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1134 states. [2022-11-03 03:31:18,976 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1134 to 643. [2022-11-03 03:31:18,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 643 states, 627 states have (on average 1.3365231259968102) internal successors, (838), 627 states have internal predecessors, (838), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-03 03:31:18,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 643 states and 866 transitions. [2022-11-03 03:31:18,980 INFO L78 Accepts]: Start accepts. Automaton has 643 states and 866 transitions. Word has length 272 [2022-11-03 03:31:18,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:31:18,981 INFO L495 AbstractCegarLoop]: Abstraction has 643 states and 866 transitions. [2022-11-03 03:31:18,981 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:18,981 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 866 transitions. [2022-11-03 03:31:18,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:31:18,984 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:31:18,984 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:31:19,008 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (24)] Forceful destruction successful, exit code 0 [2022-11-03 03:31:19,209 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2022-11-03 03:31:19,404 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,25 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt [2022-11-03 03:31:19,405 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:31:19,405 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:31:19,405 INFO L85 PathProgramCache]: Analyzing trace with hash 164013191, now seen corresponding path program 1 times [2022-11-03 03:31:19,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:31:19,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1629840623] [2022-11-03 03:31:19,406 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:19,406 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:31:19,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:31:19,408 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:31:19,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (26)] Waiting until timeout for monitored process [2022-11-03 03:31:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:20,001 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:31:20,007 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:20,672 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:31:20,672 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:31:20,672 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:31:20,672 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1629840623] [2022-11-03 03:31:20,672 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1629840623] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:31:20,673 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:31:20,673 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:31:20,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557464093] [2022-11-03 03:31:20,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:31:20,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:31:20,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:31:20,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:31:20,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:31:20,675 INFO L87 Difference]: Start difference. First operand 643 states and 866 transitions. Second operand has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:21,216 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:31:21,216 INFO L93 Difference]: Finished difference Result 1985 states and 2710 transitions. [2022-11-03 03:31:21,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:31:21,217 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:31:21,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:31:21,222 INFO L225 Difference]: With dead ends: 1985 [2022-11-03 03:31:21,222 INFO L226 Difference]: Without dead ends: 1558 [2022-11-03 03:31:21,224 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-03 03:31:21,226 INFO L413 NwaCegarLoop]: 350 mSDtfsCounter, 681 mSDsluCounter, 1196 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 688 SdHoareTripleChecker+Valid, 1546 SdHoareTripleChecker+Invalid, 357 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 116 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 03:31:21,231 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [688 Valid, 1546 Invalid, 357 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 225 Invalid, 0 Unknown, 116 Unchecked, 0.4s Time] [2022-11-03 03:31:21,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1558 states. [2022-11-03 03:31:21,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1558 to 725. [2022-11-03 03:31:21,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 725 states, 709 states have (on average 1.3511988716502115) internal successors, (958), 709 states have internal predecessors, (958), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-03 03:31:21,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 725 states and 986 transitions. [2022-11-03 03:31:21,302 INFO L78 Accepts]: Start accepts. Automaton has 725 states and 986 transitions. Word has length 272 [2022-11-03 03:31:21,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:31:21,303 INFO L495 AbstractCegarLoop]: Abstraction has 725 states and 986 transitions. [2022-11-03 03:31:21,303 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:21,303 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 986 transitions. [2022-11-03 03:31:21,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:31:21,306 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:31:21,306 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:31:21,331 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (26)] Forceful destruction successful, exit code 0 [2022-11-03 03:31:21,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:31:21,522 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:31:21,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:31:21,523 INFO L85 PathProgramCache]: Analyzing trace with hash 590567689, now seen corresponding path program 1 times [2022-11-03 03:31:21,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:31:21,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1425962235] [2022-11-03 03:31:21,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:21,524 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:31:21,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:31:21,525 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:31:21,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (27)] Waiting until timeout for monitored process [2022-11-03 03:31:22,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:22,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:31:22,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:22,785 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:31:22,785 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:31:22,785 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:31:22,786 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1425962235] [2022-11-03 03:31:22,786 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1425962235] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:31:22,786 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:31:22,786 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:31:22,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1488398826] [2022-11-03 03:31:22,786 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:31:22,787 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:31:22,787 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:31:22,787 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:31:22,787 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:31:22,787 INFO L87 Difference]: Start difference. First operand 725 states and 986 transitions. Second operand has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:23,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:31:23,258 INFO L93 Difference]: Finished difference Result 1985 states and 2709 transitions. [2022-11-03 03:31:23,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:31:23,259 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:31:23,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:31:23,264 INFO L225 Difference]: With dead ends: 1985 [2022-11-03 03:31:23,264 INFO L226 Difference]: Without dead ends: 1558 [2022-11-03 03:31:23,265 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-03 03:31:23,266 INFO L413 NwaCegarLoop]: 466 mSDtfsCounter, 558 mSDsluCounter, 1398 mSDsCounter, 0 mSdLazyCounter, 239 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 565 SdHoareTripleChecker+Valid, 1864 SdHoareTripleChecker+Invalid, 371 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 239 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 117 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 03:31:23,266 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [565 Valid, 1864 Invalid, 371 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 239 Invalid, 0 Unknown, 117 Unchecked, 0.4s Time] [2022-11-03 03:31:23,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1558 states. [2022-11-03 03:31:23,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1558 to 729. [2022-11-03 03:31:23,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 729 states, 713 states have (on average 1.3506311360448808) internal successors, (963), 713 states have internal predecessors, (963), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-03 03:31:23,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 729 states and 991 transitions. [2022-11-03 03:31:23,348 INFO L78 Accepts]: Start accepts. Automaton has 729 states and 991 transitions. Word has length 272 [2022-11-03 03:31:23,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:31:23,348 INFO L495 AbstractCegarLoop]: Abstraction has 729 states and 991 transitions. [2022-11-03 03:31:23,349 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:23,349 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 991 transitions. [2022-11-03 03:31:23,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:31:23,352 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:31:23,352 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:31:23,373 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (27)] Ended with exit code 0 [2022-11-03 03:31:23,573 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:31:23,573 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:31:23,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:31:23,573 INFO L85 PathProgramCache]: Analyzing trace with hash -1197302133, now seen corresponding path program 1 times [2022-11-03 03:31:23,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:31:23,575 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [727403006] [2022-11-03 03:31:23,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:23,575 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:31:23,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:31:23,576 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:31:23,578 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (28)] Waiting until timeout for monitored process [2022-11-03 03:31:24,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:24,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:31:24,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:24,826 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:31:24,826 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:31:24,826 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:31:24,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [727403006] [2022-11-03 03:31:24,826 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [727403006] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:31:24,826 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:31:24,826 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:31:24,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215025119] [2022-11-03 03:31:24,827 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:31:24,840 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:31:24,840 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:31:24,841 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:31:24,841 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:31:24,841 INFO L87 Difference]: Start difference. First operand 729 states and 991 transitions. Second operand has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:25,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:31:25,300 INFO L93 Difference]: Finished difference Result 1985 states and 2708 transitions. [2022-11-03 03:31:25,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:31:25,300 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:31:25,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:31:25,305 INFO L225 Difference]: With dead ends: 1985 [2022-11-03 03:31:25,305 INFO L226 Difference]: Without dead ends: 1558 [2022-11-03 03:31:25,306 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-03 03:31:25,307 INFO L413 NwaCegarLoop]: 362 mSDtfsCounter, 659 mSDsluCounter, 1217 mSDsCounter, 0 mSdLazyCounter, 227 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 666 SdHoareTripleChecker+Valid, 1579 SdHoareTripleChecker+Invalid, 331 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 227 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 88 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-03 03:31:25,307 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [666 Valid, 1579 Invalid, 331 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 227 Invalid, 0 Unknown, 88 Unchecked, 0.3s Time] [2022-11-03 03:31:25,309 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1558 states. [2022-11-03 03:31:25,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1558 to 733. [2022-11-03 03:31:25,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 733 states, 717 states have (on average 1.3500697350069735) internal successors, (968), 717 states have internal predecessors, (968), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-03 03:31:25,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 733 states to 733 states and 996 transitions. [2022-11-03 03:31:25,363 INFO L78 Accepts]: Start accepts. Automaton has 733 states and 996 transitions. Word has length 272 [2022-11-03 03:31:25,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:31:25,364 INFO L495 AbstractCegarLoop]: Abstraction has 733 states and 996 transitions. [2022-11-03 03:31:25,364 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:25,364 INFO L276 IsEmpty]: Start isEmpty. Operand 733 states and 996 transitions. [2022-11-03 03:31:25,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:31:25,366 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:31:25,367 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:31:25,387 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (28)] Ended with exit code 0 [2022-11-03 03:31:25,586 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 28 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:31:25,586 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:31:25,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:31:25,586 INFO L85 PathProgramCache]: Analyzing trace with hash 201651469, now seen corresponding path program 1 times [2022-11-03 03:31:25,588 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:31:25,588 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1192864474] [2022-11-03 03:31:25,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:25,588 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:31:25,588 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:31:25,590 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:31:25,600 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (29)] Waiting until timeout for monitored process [2022-11-03 03:31:26,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:26,209 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-03 03:31:26,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:26,945 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:31:26,945 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:31:26,945 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:31:26,945 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1192864474] [2022-11-03 03:31:26,945 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1192864474] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:31:26,945 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:31:26,946 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:31:26,946 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825211245] [2022-11-03 03:31:26,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:31:26,946 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:31:26,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:31:26,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:31:26,947 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:31:26,948 INFO L87 Difference]: Start difference. First operand 733 states and 996 transitions. Second operand has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:27,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:31:27,430 INFO L93 Difference]: Finished difference Result 1985 states and 2707 transitions. [2022-11-03 03:31:27,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:31:27,431 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:31:27,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:31:27,437 INFO L225 Difference]: With dead ends: 1985 [2022-11-03 03:31:27,437 INFO L226 Difference]: Without dead ends: 1558 [2022-11-03 03:31:27,438 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-03 03:31:27,439 INFO L413 NwaCegarLoop]: 372 mSDtfsCounter, 639 mSDsluCounter, 1229 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 646 SdHoareTripleChecker+Valid, 1601 SdHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 88 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 03:31:27,439 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [646 Valid, 1601 Invalid, 336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 232 Invalid, 0 Unknown, 88 Unchecked, 0.4s Time] [2022-11-03 03:31:27,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1558 states. [2022-11-03 03:31:27,496 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1558 to 741. [2022-11-03 03:31:27,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 741 states, 725 states have (on average 1.3503448275862069) internal successors, (979), 725 states have internal predecessors, (979), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-03 03:31:27,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 741 states to 741 states and 1007 transitions. [2022-11-03 03:31:27,500 INFO L78 Accepts]: Start accepts. Automaton has 741 states and 1007 transitions. Word has length 272 [2022-11-03 03:31:27,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:31:27,500 INFO L495 AbstractCegarLoop]: Abstraction has 741 states and 1007 transitions. [2022-11-03 03:31:27,500 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:27,501 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1007 transitions. [2022-11-03 03:31:27,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:31:27,503 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:31:27,503 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:31:27,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (29)] Forceful destruction successful, exit code 0 [2022-11-03 03:31:27,717 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 29 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:31:27,717 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:31:27,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:31:27,717 INFO L85 PathProgramCache]: Analyzing trace with hash -232854129, now seen corresponding path program 1 times [2022-11-03 03:31:27,719 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:31:27,719 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1471484975] [2022-11-03 03:31:27,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:27,719 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:31:27,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:31:27,720 INFO L229 MonitoredProcess]: Starting monitored process 30 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:31:27,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (30)] Waiting until timeout for monitored process [2022-11-03 03:31:28,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:28,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:31:28,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:28,836 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:31:28,836 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:31:28,836 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:31:28,836 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1471484975] [2022-11-03 03:31:28,836 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1471484975] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:31:28,836 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:31:28,836 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:31:28,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1555567784] [2022-11-03 03:31:28,837 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:31:28,837 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:31:28,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:31:28,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:31:28,838 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:31:28,838 INFO L87 Difference]: Start difference. First operand 741 states and 1007 transitions. Second operand has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:29,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:31:29,320 INFO L93 Difference]: Finished difference Result 1985 states and 2706 transitions. [2022-11-03 03:31:29,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:31:29,320 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:31:29,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:31:29,325 INFO L225 Difference]: With dead ends: 1985 [2022-11-03 03:31:29,326 INFO L226 Difference]: Without dead ends: 1558 [2022-11-03 03:31:29,326 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-03 03:31:29,327 INFO L413 NwaCegarLoop]: 492 mSDtfsCounter, 514 mSDsluCounter, 1438 mSDsCounter, 0 mSdLazyCounter, 246 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 521 SdHoareTripleChecker+Valid, 1930 SdHoareTripleChecker+Invalid, 379 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 246 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 118 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 03:31:29,327 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [521 Valid, 1930 Invalid, 379 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 246 Invalid, 0 Unknown, 118 Unchecked, 0.4s Time] [2022-11-03 03:31:29,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1558 states. [2022-11-03 03:31:29,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1558 to 745. [2022-11-03 03:31:29,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 745 states, 729 states have (on average 1.3497942386831276) internal successors, (984), 729 states have internal predecessors, (984), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-03 03:31:29,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 745 states and 1012 transitions. [2022-11-03 03:31:29,389 INFO L78 Accepts]: Start accepts. Automaton has 745 states and 1012 transitions. Word has length 272 [2022-11-03 03:31:29,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:31:29,389 INFO L495 AbstractCegarLoop]: Abstraction has 745 states and 1012 transitions. [2022-11-03 03:31:29,390 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:29,390 INFO L276 IsEmpty]: Start isEmpty. Operand 745 states and 1012 transitions. [2022-11-03 03:31:29,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:31:29,392 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:31:29,393 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:31:29,418 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (30)] Forceful destruction successful, exit code 0 [2022-11-03 03:31:29,609 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 30 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:31:29,610 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:31:29,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:31:29,610 INFO L85 PathProgramCache]: Analyzing trace with hash 628979473, now seen corresponding path program 1 times [2022-11-03 03:31:29,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:31:29,611 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1130219303] [2022-11-03 03:31:29,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:29,611 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:31:29,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:31:29,612 INFO L229 MonitoredProcess]: Starting monitored process 31 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:31:29,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (31)] Waiting until timeout for monitored process [2022-11-03 03:31:30,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:30,210 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:31:30,215 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:30,793 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:31:30,793 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:31:30,793 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:31:30,793 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1130219303] [2022-11-03 03:31:30,793 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1130219303] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:31:30,794 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 03:31:30,794 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 03:31:30,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1324604348] [2022-11-03 03:31:30,794 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:31:30,795 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 03:31:30,795 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:31:30,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 03:31:30,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 03:31:30,796 INFO L87 Difference]: Start difference. First operand 745 states and 1012 transitions. Second operand has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:31,097 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:31:31,097 INFO L93 Difference]: Finished difference Result 1176 states and 1601 transitions. [2022-11-03 03:31:31,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 03:31:31,098 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:31:31,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:31:31,100 INFO L225 Difference]: With dead ends: 1176 [2022-11-03 03:31:31,100 INFO L226 Difference]: Without dead ends: 749 [2022-11-03 03:31:31,101 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 273 GetRequests, 267 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-03 03:31:31,102 INFO L413 NwaCegarLoop]: 219 mSDtfsCounter, 48 mSDsluCounter, 844 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 1063 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 100 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:31:31,102 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 1063 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 113 Invalid, 0 Unknown, 100 Unchecked, 0.2s Time] [2022-11-03 03:31:31,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2022-11-03 03:31:31,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 749. [2022-11-03 03:31:31,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 749 states, 733 states have (on average 1.34924965893588) internal successors, (989), 733 states have internal predecessors, (989), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-03 03:31:31,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 749 states and 1017 transitions. [2022-11-03 03:31:31,159 INFO L78 Accepts]: Start accepts. Automaton has 749 states and 1017 transitions. Word has length 272 [2022-11-03 03:31:31,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:31:31,160 INFO L495 AbstractCegarLoop]: Abstraction has 749 states and 1017 transitions. [2022-11-03 03:31:31,160 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 34.666666666666664) internal successors, (208), 6 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:31,160 INFO L276 IsEmpty]: Start isEmpty. Operand 749 states and 1017 transitions. [2022-11-03 03:31:31,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:31:31,162 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:31:31,163 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:31:31,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (31)] Forceful destruction successful, exit code 0 [2022-11-03 03:31:31,382 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:31:31,383 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:31:31,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:31:31,383 INFO L85 PathProgramCache]: Analyzing trace with hash -653192813, now seen corresponding path program 1 times [2022-11-03 03:31:31,385 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:31:31,385 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [429650170] [2022-11-03 03:31:31,385 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:31,385 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:31:31,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:31:31,387 INFO L229 MonitoredProcess]: Starting monitored process 32 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:31:31,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (32)] Waiting until timeout for monitored process [2022-11-03 03:31:31,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:32,014 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:31:32,021 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:32,295 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 262 proven. 6 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-11-03 03:31:32,295 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:31:32,709 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 66 proven. 27 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2022-11-03 03:31:32,709 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:31:32,709 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [429650170] [2022-11-03 03:31:32,709 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [429650170] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:31:32,709 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [269866083] [2022-11-03 03:31:32,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:32,710 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:31:32,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:31:32,710 INFO L229 MonitoredProcess]: Starting monitored process 33 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:31:32,712 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (33)] Waiting until timeout for monitored process [2022-11-03 03:31:33,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:33,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:31:33,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:33,849 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:31:33,849 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:31:33,850 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [269866083] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:31:33,850 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:31:33,850 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 14 [2022-11-03 03:31:33,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204598159] [2022-11-03 03:31:33,850 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:31:33,851 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:31:33,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:31:33,851 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:31:33,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2022-11-03 03:31:33,852 INFO L87 Difference]: Start difference. First operand 749 states and 1017 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:34,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:31:34,136 INFO L93 Difference]: Finished difference Result 1729 states and 2363 transitions. [2022-11-03 03:31:34,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:31:34,136 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:31:34,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:31:34,141 INFO L225 Difference]: With dead ends: 1729 [2022-11-03 03:31:34,141 INFO L226 Difference]: Without dead ends: 1302 [2022-11-03 03:31:34,142 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 800 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2022-11-03 03:31:34,143 INFO L413 NwaCegarLoop]: 376 mSDtfsCounter, 957 mSDsluCounter, 672 mSDsCounter, 0 mSdLazyCounter, 168 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 964 SdHoareTripleChecker+Valid, 1048 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 168 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:31:34,143 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [964 Valid, 1048 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:31:34,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1302 states. [2022-11-03 03:31:34,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1302 to 811. [2022-11-03 03:31:34,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 811 states, 795 states have (on average 1.3522012578616351) internal successors, (1075), 795 states have internal predecessors, (1075), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-03 03:31:34,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 811 states and 1103 transitions. [2022-11-03 03:31:34,205 INFO L78 Accepts]: Start accepts. Automaton has 811 states and 1103 transitions. Word has length 272 [2022-11-03 03:31:34,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:31:34,205 INFO L495 AbstractCegarLoop]: Abstraction has 811 states and 1103 transitions. [2022-11-03 03:31:34,206 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:34,206 INFO L276 IsEmpty]: Start isEmpty. Operand 811 states and 1103 transitions. [2022-11-03 03:31:34,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:31:34,208 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:31:34,209 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:31:34,228 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (32)] Ended with exit code 0 [2022-11-03 03:31:34,433 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (33)] Ended with exit code 0 [2022-11-03 03:31:34,628 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,33 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt [2022-11-03 03:31:34,629 INFO L420 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:31:34,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:31:34,629 INFO L85 PathProgramCache]: Analyzing trace with hash 1068809873, now seen corresponding path program 1 times [2022-11-03 03:31:34,630 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:31:34,630 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [469552713] [2022-11-03 03:31:34,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:34,631 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:31:34,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:31:34,632 INFO L229 MonitoredProcess]: Starting monitored process 34 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:31:34,643 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (34)] Waiting until timeout for monitored process [2022-11-03 03:31:35,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:35,229 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:31:35,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:35,535 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 262 proven. 6 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-11-03 03:31:35,536 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:31:36,006 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 66 proven. 27 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2022-11-03 03:31:36,006 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:31:36,006 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [469552713] [2022-11-03 03:31:36,006 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [469552713] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:31:36,006 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [2101423477] [2022-11-03 03:31:36,007 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:36,007 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:31:36,007 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:31:36,008 INFO L229 MonitoredProcess]: Starting monitored process 35 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:31:36,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (35)] Waiting until timeout for monitored process [2022-11-03 03:31:36,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:36,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:31:36,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:37,169 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:31:37,169 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:31:37,170 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [2101423477] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:31:37,170 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:31:37,170 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 14 [2022-11-03 03:31:37,170 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1591183833] [2022-11-03 03:31:37,170 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:31:37,171 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:31:37,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:31:37,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:31:37,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2022-11-03 03:31:37,172 INFO L87 Difference]: Start difference. First operand 811 states and 1103 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:37,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:31:37,484 INFO L93 Difference]: Finished difference Result 1779 states and 2435 transitions. [2022-11-03 03:31:37,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:31:37,485 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:31:37,485 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:31:37,488 INFO L225 Difference]: With dead ends: 1779 [2022-11-03 03:31:37,488 INFO L226 Difference]: Without dead ends: 1320 [2022-11-03 03:31:37,489 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 800 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2022-11-03 03:31:37,490 INFO L413 NwaCegarLoop]: 394 mSDtfsCounter, 942 mSDsluCounter, 668 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 949 SdHoareTripleChecker+Valid, 1062 SdHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:31:37,490 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [949 Valid, 1062 Invalid, 175 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:31:37,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2022-11-03 03:31:37,551 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 829. [2022-11-03 03:31:37,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 829 states, 813 states have (on average 1.3542435424354244) internal successors, (1101), 813 states have internal predecessors, (1101), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-03 03:31:37,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 829 states and 1129 transitions. [2022-11-03 03:31:37,555 INFO L78 Accepts]: Start accepts. Automaton has 829 states and 1129 transitions. Word has length 272 [2022-11-03 03:31:37,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:31:37,555 INFO L495 AbstractCegarLoop]: Abstraction has 829 states and 1129 transitions. [2022-11-03 03:31:37,556 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:37,556 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1129 transitions. [2022-11-03 03:31:37,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:31:37,558 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:31:37,559 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:31:37,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (35)] Forceful destruction successful, exit code 0 [2022-11-03 03:31:37,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (34)] Forceful destruction successful, exit code 0 [2022-11-03 03:31:37,974 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 35 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,34 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:31:37,974 INFO L420 AbstractCegarLoop]: === Iteration 31 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:31:37,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:31:37,975 INFO L85 PathProgramCache]: Analyzing trace with hash 37768975, now seen corresponding path program 1 times [2022-11-03 03:31:37,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:31:37,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1114012834] [2022-11-03 03:31:37,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:37,976 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:31:37,976 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:31:37,977 INFO L229 MonitoredProcess]: Starting monitored process 36 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:31:37,978 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (36)] Waiting until timeout for monitored process [2022-11-03 03:31:38,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:38,576 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:31:38,583 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:38,928 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 262 proven. 6 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-11-03 03:31:38,928 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:31:39,367 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 66 proven. 27 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2022-11-03 03:31:39,367 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:31:39,367 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1114012834] [2022-11-03 03:31:39,367 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1114012834] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:31:39,367 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1002940349] [2022-11-03 03:31:39,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:39,368 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:31:39,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:31:39,369 INFO L229 MonitoredProcess]: Starting monitored process 37 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:31:39,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (37)] Waiting until timeout for monitored process [2022-11-03 03:31:40,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:40,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:31:40,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:40,562 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:31:40,562 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:31:40,562 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1002940349] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:31:40,562 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:31:40,563 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 14 [2022-11-03 03:31:40,563 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [60790512] [2022-11-03 03:31:40,563 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:31:40,563 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:31:40,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:31:40,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:31:40,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2022-11-03 03:31:40,564 INFO L87 Difference]: Start difference. First operand 829 states and 1129 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:40,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:31:40,903 INFO L93 Difference]: Finished difference Result 1811 states and 2480 transitions. [2022-11-03 03:31:40,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:31:40,903 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:31:40,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:31:40,907 INFO L225 Difference]: With dead ends: 1811 [2022-11-03 03:31:40,907 INFO L226 Difference]: Without dead ends: 1334 [2022-11-03 03:31:40,908 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 800 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2022-11-03 03:31:40,909 INFO L413 NwaCegarLoop]: 410 mSDtfsCounter, 925 mSDsluCounter, 668 mSDsCounter, 0 mSdLazyCounter, 179 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 932 SdHoareTripleChecker+Valid, 1078 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 179 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:31:40,909 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [932 Valid, 1078 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 179 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:31:40,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1334 states. [2022-11-03 03:31:40,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1334 to 843. [2022-11-03 03:31:40,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 843 states, 827 states have (on average 1.3555018137847643) internal successors, (1121), 827 states have internal predecessors, (1121), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-03 03:31:40,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 843 states and 1149 transitions. [2022-11-03 03:31:40,975 INFO L78 Accepts]: Start accepts. Automaton has 843 states and 1149 transitions. Word has length 272 [2022-11-03 03:31:40,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:31:40,975 INFO L495 AbstractCegarLoop]: Abstraction has 843 states and 1149 transitions. [2022-11-03 03:31:40,976 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:31:40,976 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1149 transitions. [2022-11-03 03:31:40,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:31:40,978 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:31:40,978 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:31:40,985 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (37)] Ended with exit code 0 [2022-11-03 03:31:41,199 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (36)] Ended with exit code 0 [2022-11-03 03:31:41,385 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 37 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,36 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:31:41,385 INFO L420 AbstractCegarLoop]: === Iteration 32 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:31:41,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:31:41,386 INFO L85 PathProgramCache]: Analyzing trace with hash -1838713843, now seen corresponding path program 1 times [2022-11-03 03:31:41,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:31:41,387 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2123942987] [2022-11-03 03:31:41,387 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:41,387 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:31:41,387 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:31:41,388 INFO L229 MonitoredProcess]: Starting monitored process 38 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:31:41,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (38)] Waiting until timeout for monitored process [2022-11-03 03:31:41,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:42,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 20 conjunts are in the unsatisfiable core [2022-11-03 03:31:42,006 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:43,127 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 69 proven. 24 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2022-11-03 03:31:43,127 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:31:45,906 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:31:45,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2123942987] [2022-11-03 03:31:45,907 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2123942987] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:31:45,907 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1833029827] [2022-11-03 03:31:45,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:45,907 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:31:45,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:31:45,909 INFO L229 MonitoredProcess]: Starting monitored process 39 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:31:45,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (39)] Waiting until timeout for monitored process [2022-11-03 03:31:46,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:46,898 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-03 03:31:46,902 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:47,251 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 2 proven. 52 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2022-11-03 03:31:47,251 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:31:47,573 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 2 proven. 52 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2022-11-03 03:31:47,574 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1833029827] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:31:47,574 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1494865049] [2022-11-03 03:31:47,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:47,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:31:47,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:31:47,582 INFO L229 MonitoredProcess]: Starting monitored process 40 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:31:47,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Waiting until timeout for monitored process [2022-11-03 03:31:48,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:48,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-03 03:31:48,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:48,426 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 2 proven. 52 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2022-11-03 03:31:48,426 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:31:48,760 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 2 proven. 52 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2022-11-03 03:31:48,761 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1494865049] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:31:48,761 INFO L184 FreeRefinementEngine]: Found 0 perfect and 5 imperfect interpolant sequences. [2022-11-03 03:31:48,761 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 6, 6, 6, 6] total 15 [2022-11-03 03:31:48,761 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338243780] [2022-11-03 03:31:48,761 INFO L85 oduleStraightlineAll]: Using 5 imperfect interpolants to construct interpolant automaton [2022-11-03 03:31:48,763 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-11-03 03:31:48,763 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:31:48,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-11-03 03:31:48,764 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=365, Unknown=0, NotChecked=0, Total=420 [2022-11-03 03:31:48,764 INFO L87 Difference]: Start difference. First operand 843 states and 1149 transitions. Second operand has 15 states, 14 states have (on average 29.0) internal successors, (406), 15 states have internal predecessors, (406), 6 states have call successors, (28), 1 states have call predecessors, (28), 2 states have return successors, (28), 5 states have call predecessors, (28), 6 states have call successors, (28) [2022-11-03 03:31:51,000 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:31:51,000 INFO L93 Difference]: Finished difference Result 1585 states and 2192 transitions. [2022-11-03 03:31:51,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2022-11-03 03:31:51,001 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 29.0) internal successors, (406), 15 states have internal predecessors, (406), 6 states have call successors, (28), 1 states have call predecessors, (28), 2 states have return successors, (28), 5 states have call predecessors, (28), 6 states have call successors, (28) Word has length 272 [2022-11-03 03:31:51,002 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:31:51,008 INFO L225 Difference]: With dead ends: 1585 [2022-11-03 03:31:51,008 INFO L226 Difference]: Without dead ends: 1094 [2022-11-03 03:31:51,011 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1610 GetRequests, 1566 SyntacticMatches, 3 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 235 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=394, Invalid=1412, Unknown=0, NotChecked=0, Total=1806 [2022-11-03 03:31:51,012 INFO L413 NwaCegarLoop]: 775 mSDtfsCounter, 906 mSDsluCounter, 5361 mSDsCounter, 0 mSdLazyCounter, 1458 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 906 SdHoareTripleChecker+Valid, 6136 SdHoareTripleChecker+Invalid, 1853 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 1458 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 390 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-11-03 03:31:51,012 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [906 Valid, 6136 Invalid, 1853 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 1458 Invalid, 0 Unknown, 390 Unchecked, 1.5s Time] [2022-11-03 03:31:51,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1094 states. [2022-11-03 03:31:51,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1094 to 677. [2022-11-03 03:31:51,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 677 states, 661 states have (on average 1.3524962178517397) internal successors, (894), 661 states have internal predecessors, (894), 14 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2022-11-03 03:31:51,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 677 states to 677 states and 922 transitions. [2022-11-03 03:31:51,076 INFO L78 Accepts]: Start accepts. Automaton has 677 states and 922 transitions. Word has length 272 [2022-11-03 03:31:51,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:31:51,077 INFO L495 AbstractCegarLoop]: Abstraction has 677 states and 922 transitions. [2022-11-03 03:31:51,077 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 29.0) internal successors, (406), 15 states have internal predecessors, (406), 6 states have call successors, (28), 1 states have call predecessors, (28), 2 states have return successors, (28), 5 states have call predecessors, (28), 6 states have call successors, (28) [2022-11-03 03:31:51,077 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 922 transitions. [2022-11-03 03:31:51,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:31:51,079 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:31:51,080 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:31:51,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (39)] Forceful destruction successful, exit code 0 [2022-11-03 03:31:51,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (38)] Ended with exit code 0 [2022-11-03 03:31:51,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (40)] Ended with exit code 0 [2022-11-03 03:31:51,687 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 39 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,38 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,40 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:31:51,687 INFO L420 AbstractCegarLoop]: === Iteration 33 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:31:51,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:31:51,688 INFO L85 PathProgramCache]: Analyzing trace with hash 1426953737, now seen corresponding path program 1 times [2022-11-03 03:31:51,689 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:31:51,689 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1449357489] [2022-11-03 03:31:51,689 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:51,689 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:31:51,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:31:51,690 INFO L229 MonitoredProcess]: Starting monitored process 41 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:31:51,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (41)] Waiting until timeout for monitored process [2022-11-03 03:31:52,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:52,298 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-03 03:31:52,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:52,922 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 34 proven. 20 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2022-11-03 03:31:52,922 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:31:52,971 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:31:52,971 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1449357489] [2022-11-03 03:31:52,972 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1449357489] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:31:52,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1397376525] [2022-11-03 03:31:52,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:52,972 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:31:52,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:31:52,977 INFO L229 MonitoredProcess]: Starting monitored process 42 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:31:52,980 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (42)] Waiting until timeout for monitored process [2022-11-03 03:31:54,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:54,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 28 conjunts are in the unsatisfiable core [2022-11-03 03:31:54,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:55,191 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2022-11-03 03:31:55,192 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:31:55,718 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1397376525] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:31:55,718 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1489273327] [2022-11-03 03:31:55,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:31:55,718 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:31:55,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:31:55,721 INFO L229 MonitoredProcess]: Starting monitored process 43 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:31:55,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Waiting until timeout for monitored process [2022-11-03 03:31:56,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:31:56,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-03 03:31:56,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:31:57,504 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 34 proven. 20 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2022-11-03 03:31:57,504 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:31:58,132 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 34 proven. 20 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2022-11-03 03:31:58,132 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1489273327] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:31:58,132 INFO L184 FreeRefinementEngine]: Found 0 perfect and 4 imperfect interpolant sequences. [2022-11-03 03:31:58,132 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 12, 8, 8] total 28 [2022-11-03 03:31:58,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [788417551] [2022-11-03 03:31:58,132 INFO L85 oduleStraightlineAll]: Using 4 imperfect interpolants to construct interpolant automaton [2022-11-03 03:31:58,134 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-11-03 03:31:58,134 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:31:58,134 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-11-03 03:31:58,135 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=91, Invalid=1099, Unknown=0, NotChecked=0, Total=1190 [2022-11-03 03:31:58,135 INFO L87 Difference]: Start difference. First operand 677 states and 922 transitions. Second operand has 28 states, 28 states have (on average 26.25) internal successors, (735), 28 states have internal predecessors, (735), 8 states have call successors, (56), 1 states have call predecessors, (56), 1 states have return successors, (56), 8 states have call predecessors, (56), 8 states have call successors, (56) [2022-11-03 03:32:09,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:32:09,965 INFO L93 Difference]: Finished difference Result 4473 states and 6252 transitions. [2022-11-03 03:32:09,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2022-11-03 03:32:09,966 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 26.25) internal successors, (735), 28 states have internal predecessors, (735), 8 states have call successors, (56), 1 states have call predecessors, (56), 1 states have return successors, (56), 8 states have call predecessors, (56), 8 states have call successors, (56) Word has length 272 [2022-11-03 03:32:09,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:32:09,973 INFO L225 Difference]: With dead ends: 4473 [2022-11-03 03:32:09,974 INFO L226 Difference]: Without dead ends: 4214 [2022-11-03 03:32:09,977 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1254 GetRequests, 1135 SyntacticMatches, 0 SemanticMatches, 119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3176 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=2774, Invalid=11746, Unknown=0, NotChecked=0, Total=14520 [2022-11-03 03:32:09,978 INFO L413 NwaCegarLoop]: 1902 mSDtfsCounter, 4081 mSDsluCounter, 24852 mSDsCounter, 0 mSdLazyCounter, 7033 mSolverCounterSat, 490 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4081 SdHoareTripleChecker+Valid, 26754 SdHoareTripleChecker+Invalid, 8434 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 490 IncrementalHoareTripleChecker+Valid, 7033 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 911 IncrementalHoareTripleChecker+Unchecked, 6.9s IncrementalHoareTripleChecker+Time [2022-11-03 03:32:09,978 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4081 Valid, 26754 Invalid, 8434 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [490 Valid, 7033 Invalid, 0 Unknown, 911 Unchecked, 6.9s Time] [2022-11-03 03:32:09,982 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4214 states. [2022-11-03 03:32:10,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4214 to 1004. [2022-11-03 03:32:10,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1004 states, 967 states have (on average 1.3681489141675285) internal successors, (1323), 967 states have internal predecessors, (1323), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:32:10,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 1004 states and 1393 transitions. [2022-11-03 03:32:10,160 INFO L78 Accepts]: Start accepts. Automaton has 1004 states and 1393 transitions. Word has length 272 [2022-11-03 03:32:10,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:32:10,161 INFO L495 AbstractCegarLoop]: Abstraction has 1004 states and 1393 transitions. [2022-11-03 03:32:10,161 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 26.25) internal successors, (735), 28 states have internal predecessors, (735), 8 states have call successors, (56), 1 states have call predecessors, (56), 1 states have return successors, (56), 8 states have call predecessors, (56), 8 states have call successors, (56) [2022-11-03 03:32:10,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1004 states and 1393 transitions. [2022-11-03 03:32:10,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:32:10,164 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:32:10,165 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:32:10,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (43)] Forceful destruction successful, exit code 0 [2022-11-03 03:32:10,401 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (41)] Ended with exit code 0 [2022-11-03 03:32:10,595 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (42)] Ended with exit code 0 [2022-11-03 03:32:10,786 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 43 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,41 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,42 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt [2022-11-03 03:32:10,787 INFO L420 AbstractCegarLoop]: === Iteration 34 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:32:10,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:32:10,787 INFO L85 PathProgramCache]: Analyzing trace with hash 796580565, now seen corresponding path program 1 times [2022-11-03 03:32:10,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:32:10,788 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [541322239] [2022-11-03 03:32:10,788 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:10,789 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:32:10,789 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:32:10,789 INFO L229 MonitoredProcess]: Starting monitored process 44 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:32:10,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (44)] Waiting until timeout for monitored process [2022-11-03 03:32:11,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:11,447 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:32:11,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:11,740 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 262 proven. 6 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2022-11-03 03:32:11,740 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:32:12,176 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 66 proven. 27 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2022-11-03 03:32:12,176 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:32:12,177 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [541322239] [2022-11-03 03:32:12,177 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [541322239] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:32:12,177 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [309023874] [2022-11-03 03:32:12,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:12,177 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:32:12,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:32:12,178 INFO L229 MonitoredProcess]: Starting monitored process 45 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:32:12,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (45)] Waiting until timeout for monitored process [2022-11-03 03:32:13,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:13,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:32:13,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:13,384 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:32:13,384 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:32:13,385 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [309023874] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:32:13,385 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:32:13,385 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 14 [2022-11-03 03:32:13,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1159356056] [2022-11-03 03:32:13,385 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:32:13,386 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:32:13,386 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:32:13,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:32:13,387 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2022-11-03 03:32:13,387 INFO L87 Difference]: Start difference. First operand 1004 states and 1393 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:13,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:32:13,749 INFO L93 Difference]: Finished difference Result 1688 states and 2360 transitions. [2022-11-03 03:32:13,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:32:13,750 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:32:13,750 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:32:13,752 INFO L225 Difference]: With dead ends: 1688 [2022-11-03 03:32:13,752 INFO L226 Difference]: Without dead ends: 1190 [2022-11-03 03:32:13,753 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 800 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2022-11-03 03:32:13,754 INFO L413 NwaCegarLoop]: 378 mSDtfsCounter, 816 mSDsluCounter, 636 mSDsCounter, 0 mSdLazyCounter, 158 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 823 SdHoareTripleChecker+Valid, 1014 SdHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:32:13,754 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [823 Valid, 1014 Invalid, 159 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 158 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:32:13,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1190 states. [2022-11-03 03:32:13,891 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1190 to 976. [2022-11-03 03:32:13,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 939 states have (on average 1.3652822151224706) internal successors, (1282), 939 states have internal predecessors, (1282), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:32:13,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1352 transitions. [2022-11-03 03:32:13,894 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1352 transitions. Word has length 272 [2022-11-03 03:32:13,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:32:13,895 INFO L495 AbstractCegarLoop]: Abstraction has 976 states and 1352 transitions. [2022-11-03 03:32:13,895 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:13,895 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1352 transitions. [2022-11-03 03:32:13,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:32:13,898 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:32:13,899 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:32:13,906 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (45)] Ended with exit code 0 [2022-11-03 03:32:14,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (44)] Ended with exit code 0 [2022-11-03 03:32:14,307 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 45 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,44 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:32:14,307 INFO L420 AbstractCegarLoop]: === Iteration 35 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:32:14,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:32:14,307 INFO L85 PathProgramCache]: Analyzing trace with hash 1524149655, now seen corresponding path program 1 times [2022-11-03 03:32:14,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:32:14,309 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2097856775] [2022-11-03 03:32:14,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:14,309 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:32:14,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:32:14,311 INFO L229 MonitoredProcess]: Starting monitored process 46 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:32:14,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (46)] Waiting until timeout for monitored process [2022-11-03 03:32:14,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:14,929 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:32:14,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:15,076 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:32:15,076 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:32:15,356 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:32:15,356 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:32:15,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2097856775] [2022-11-03 03:32:15,357 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2097856775] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:32:15,357 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [395789605] [2022-11-03 03:32:15,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:15,357 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:32:15,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:32:15,361 INFO L229 MonitoredProcess]: Starting monitored process 47 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:32:15,362 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (47)] Waiting until timeout for monitored process [2022-11-03 03:32:16,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:16,373 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:32:16,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:16,478 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:32:16,478 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:32:16,478 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [395789605] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:32:16,478 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:32:16,479 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 16 [2022-11-03 03:32:16,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [147150050] [2022-11-03 03:32:16,479 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:32:16,479 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:32:16,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:32:16,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:32:16,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-11-03 03:32:16,480 INFO L87 Difference]: Start difference. First operand 976 states and 1352 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:16,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:32:16,918 INFO L93 Difference]: Finished difference Result 1866 states and 2591 transitions. [2022-11-03 03:32:16,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:32:16,918 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:32:16,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:32:16,920 INFO L225 Difference]: With dead ends: 1866 [2022-11-03 03:32:16,921 INFO L226 Difference]: Without dead ends: 1212 [2022-11-03 03:32:16,922 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 798 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:32:16,922 INFO L413 NwaCegarLoop]: 578 mSDtfsCounter, 607 mSDsluCounter, 646 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 614 SdHoareTripleChecker+Valid, 1224 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:32:16,923 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [614 Valid, 1224 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:32:16,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1212 states. [2022-11-03 03:32:17,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1212 to 976. [2022-11-03 03:32:17,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 939 states have (on average 1.362087326943557) internal successors, (1279), 939 states have internal predecessors, (1279), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:32:17,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1349 transitions. [2022-11-03 03:32:17,062 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1349 transitions. Word has length 272 [2022-11-03 03:32:17,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:32:17,062 INFO L495 AbstractCegarLoop]: Abstraction has 976 states and 1349 transitions. [2022-11-03 03:32:17,062 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:17,063 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1349 transitions. [2022-11-03 03:32:17,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:32:17,066 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:32:17,066 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:32:17,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (47)] Forceful destruction successful, exit code 0 [2022-11-03 03:32:17,290 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (46)] Forceful destruction successful, exit code 0 [2022-11-03 03:32:17,475 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 47 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,46 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:32:17,476 INFO L420 AbstractCegarLoop]: === Iteration 36 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:32:17,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:32:17,476 INFO L85 PathProgramCache]: Analyzing trace with hash 1516150681, now seen corresponding path program 1 times [2022-11-03 03:32:17,477 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:32:17,477 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1338559133] [2022-11-03 03:32:17,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:17,477 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:32:17,478 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:32:17,478 INFO L229 MonitoredProcess]: Starting monitored process 48 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:32:17,481 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (48)] Waiting until timeout for monitored process [2022-11-03 03:32:18,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:18,072 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:32:18,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:18,222 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:32:18,222 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:32:18,479 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:32:18,480 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:32:18,480 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1338559133] [2022-11-03 03:32:18,480 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1338559133] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:32:18,480 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1358511436] [2022-11-03 03:32:18,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:18,481 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:32:18,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:32:18,482 INFO L229 MonitoredProcess]: Starting monitored process 49 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:32:18,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (49)] Waiting until timeout for monitored process [2022-11-03 03:32:19,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:19,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:32:19,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:19,583 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:32:19,583 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:32:19,583 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1358511436] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:32:19,584 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:32:19,584 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 16 [2022-11-03 03:32:19,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1728469741] [2022-11-03 03:32:19,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:32:19,585 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:32:19,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:32:19,585 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:32:19,585 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-11-03 03:32:19,586 INFO L87 Difference]: Start difference. First operand 976 states and 1349 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:19,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:32:19,989 INFO L93 Difference]: Finished difference Result 1837 states and 2547 transitions. [2022-11-03 03:32:19,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:32:19,990 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:32:19,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:32:19,992 INFO L225 Difference]: With dead ends: 1837 [2022-11-03 03:32:19,992 INFO L226 Difference]: Without dead ends: 1207 [2022-11-03 03:32:19,993 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 798 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:32:19,994 INFO L413 NwaCegarLoop]: 577 mSDtfsCounter, 597 mSDsluCounter, 646 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 604 SdHoareTripleChecker+Valid, 1223 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:32:19,994 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [604 Valid, 1223 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:32:19,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2022-11-03 03:32:20,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 976. [2022-11-03 03:32:20,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 939 states have (on average 1.3556975505857296) internal successors, (1273), 939 states have internal predecessors, (1273), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:32:20,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1343 transitions. [2022-11-03 03:32:20,150 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1343 transitions. Word has length 272 [2022-11-03 03:32:20,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:32:20,151 INFO L495 AbstractCegarLoop]: Abstraction has 976 states and 1343 transitions. [2022-11-03 03:32:20,151 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:20,151 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1343 transitions. [2022-11-03 03:32:20,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:32:20,154 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:32:20,154 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:32:20,179 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (48)] Forceful destruction successful, exit code 0 [2022-11-03 03:32:20,374 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (49)] Ended with exit code 0 [2022-11-03 03:32:20,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 48 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,49 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt [2022-11-03 03:32:20,569 INFO L420 AbstractCegarLoop]: === Iteration 37 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:32:20,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:32:20,569 INFO L85 PathProgramCache]: Analyzing trace with hash -1179667557, now seen corresponding path program 1 times [2022-11-03 03:32:20,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:32:20,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [847660062] [2022-11-03 03:32:20,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:20,570 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:32:20,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:32:20,571 INFO L229 MonitoredProcess]: Starting monitored process 50 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:32:20,572 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (50)] Waiting until timeout for monitored process [2022-11-03 03:32:21,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:21,176 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:32:21,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:21,332 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:32:21,332 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:32:21,589 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:32:21,590 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:32:21,590 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [847660062] [2022-11-03 03:32:21,590 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [847660062] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:32:21,590 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [747127232] [2022-11-03 03:32:21,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:21,591 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:32:21,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:32:21,592 INFO L229 MonitoredProcess]: Starting monitored process 51 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:32:21,594 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (51)] Waiting until timeout for monitored process [2022-11-03 03:32:22,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:22,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:32:22,596 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:22,703 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:32:22,703 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:32:22,703 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [747127232] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:32:22,703 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:32:22,703 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 16 [2022-11-03 03:32:22,704 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [785062975] [2022-11-03 03:32:22,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:32:22,704 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:32:22,704 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:32:22,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:32:22,705 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-11-03 03:32:22,705 INFO L87 Difference]: Start difference. First operand 976 states and 1343 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:23,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:32:23,119 INFO L93 Difference]: Finished difference Result 1821 states and 2516 transitions. [2022-11-03 03:32:23,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:32:23,120 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:32:23,120 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:32:23,122 INFO L225 Difference]: With dead ends: 1821 [2022-11-03 03:32:23,122 INFO L226 Difference]: Without dead ends: 1207 [2022-11-03 03:32:23,123 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 798 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:32:23,124 INFO L413 NwaCegarLoop]: 576 mSDtfsCounter, 591 mSDsluCounter, 647 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 598 SdHoareTripleChecker+Valid, 1223 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:32:23,124 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [598 Valid, 1223 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:32:23,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2022-11-03 03:32:23,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 976. [2022-11-03 03:32:23,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 939 states have (on average 1.349307774227902) internal successors, (1267), 939 states have internal predecessors, (1267), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:32:23,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1337 transitions. [2022-11-03 03:32:23,280 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1337 transitions. Word has length 272 [2022-11-03 03:32:23,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:32:23,281 INFO L495 AbstractCegarLoop]: Abstraction has 976 states and 1337 transitions. [2022-11-03 03:32:23,281 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:23,281 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1337 transitions. [2022-11-03 03:32:23,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:32:23,284 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:32:23,284 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:32:23,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (51)] Forceful destruction successful, exit code 0 [2022-11-03 03:32:23,505 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (50)] Ended with exit code 0 [2022-11-03 03:32:23,692 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 51 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,50 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:32:23,692 INFO L420 AbstractCegarLoop]: === Iteration 38 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:32:23,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:32:23,693 INFO L85 PathProgramCache]: Analyzing trace with hash -652273507, now seen corresponding path program 1 times [2022-11-03 03:32:23,694 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:32:23,694 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2067266250] [2022-11-03 03:32:23,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:23,694 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:32:23,694 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:32:23,695 INFO L229 MonitoredProcess]: Starting monitored process 52 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:32:23,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (52)] Waiting until timeout for monitored process [2022-11-03 03:32:24,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:24,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:32:24,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:24,440 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:32:24,441 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:32:24,695 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:32:24,695 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:32:24,695 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2067266250] [2022-11-03 03:32:24,696 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2067266250] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:32:24,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [621899775] [2022-11-03 03:32:24,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:24,696 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:32:24,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:32:24,701 INFO L229 MonitoredProcess]: Starting monitored process 53 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:32:24,708 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (53)] Waiting until timeout for monitored process [2022-11-03 03:32:25,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:25,762 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:32:25,765 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:25,876 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:32:25,877 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:32:25,877 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [621899775] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:32:25,877 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:32:25,877 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 16 [2022-11-03 03:32:25,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16553315] [2022-11-03 03:32:25,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:32:25,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:32:25,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:32:25,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:32:25,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-11-03 03:32:25,879 INFO L87 Difference]: Start difference. First operand 976 states and 1337 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:26,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:32:26,255 INFO L93 Difference]: Finished difference Result 1805 states and 2485 transitions. [2022-11-03 03:32:26,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:32:26,255 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:32:26,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:32:26,257 INFO L225 Difference]: With dead ends: 1805 [2022-11-03 03:32:26,257 INFO L226 Difference]: Without dead ends: 1207 [2022-11-03 03:32:26,258 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 798 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:32:26,258 INFO L413 NwaCegarLoop]: 574 mSDtfsCounter, 585 mSDsluCounter, 646 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 592 SdHoareTripleChecker+Valid, 1220 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:32:26,259 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [592 Valid, 1220 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:32:26,260 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2022-11-03 03:32:26,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 976. [2022-11-03 03:32:26,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 939 states have (on average 1.3429179978700745) internal successors, (1261), 939 states have internal predecessors, (1261), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:32:26,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1331 transitions. [2022-11-03 03:32:26,374 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1331 transitions. Word has length 272 [2022-11-03 03:32:26,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:32:26,375 INFO L495 AbstractCegarLoop]: Abstraction has 976 states and 1331 transitions. [2022-11-03 03:32:26,375 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:26,375 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1331 transitions. [2022-11-03 03:32:26,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:32:26,378 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:32:26,378 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:32:26,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (53)] Forceful destruction successful, exit code 0 [2022-11-03 03:32:26,611 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (52)] Forceful destruction successful, exit code 0 [2022-11-03 03:32:26,795 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 53 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,52 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:32:26,795 INFO L420 AbstractCegarLoop]: === Iteration 39 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:32:26,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:32:26,795 INFO L85 PathProgramCache]: Analyzing trace with hash -562213217, now seen corresponding path program 1 times [2022-11-03 03:32:26,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:32:26,797 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [420553157] [2022-11-03 03:32:26,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:26,797 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:32:26,797 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:32:26,800 INFO L229 MonitoredProcess]: Starting monitored process 54 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:32:26,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (54)] Waiting until timeout for monitored process [2022-11-03 03:32:27,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:27,533 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:32:27,540 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:27,695 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:32:27,695 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:32:27,982 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:32:27,982 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:32:27,983 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [420553157] [2022-11-03 03:32:27,983 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [420553157] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:32:27,983 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [262388008] [2022-11-03 03:32:27,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:27,983 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:32:27,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:32:27,985 INFO L229 MonitoredProcess]: Starting monitored process 55 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:32:27,988 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (55)] Waiting until timeout for monitored process [2022-11-03 03:32:28,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:29,007 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:32:29,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:29,127 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:32:29,127 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:32:29,127 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [262388008] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:32:29,128 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:32:29,128 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 16 [2022-11-03 03:32:29,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352253886] [2022-11-03 03:32:29,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:32:29,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:32:29,130 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:32:29,130 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:32:29,130 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-11-03 03:32:29,130 INFO L87 Difference]: Start difference. First operand 976 states and 1331 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:29,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:32:29,526 INFO L93 Difference]: Finished difference Result 1789 states and 2454 transitions. [2022-11-03 03:32:29,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:32:29,527 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:32:29,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:32:29,528 INFO L225 Difference]: With dead ends: 1789 [2022-11-03 03:32:29,528 INFO L226 Difference]: Without dead ends: 1207 [2022-11-03 03:32:29,529 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 798 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:32:29,530 INFO L413 NwaCegarLoop]: 571 mSDtfsCounter, 579 mSDsluCounter, 643 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 586 SdHoareTripleChecker+Valid, 1214 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:32:29,530 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [586 Valid, 1214 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:32:29,532 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2022-11-03 03:32:29,637 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 976. [2022-11-03 03:32:29,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 939 states have (on average 1.3365282215122471) internal successors, (1255), 939 states have internal predecessors, (1255), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:32:29,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1325 transitions. [2022-11-03 03:32:29,639 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1325 transitions. Word has length 272 [2022-11-03 03:32:29,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:32:29,640 INFO L495 AbstractCegarLoop]: Abstraction has 976 states and 1325 transitions. [2022-11-03 03:32:29,640 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:29,640 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1325 transitions. [2022-11-03 03:32:29,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:32:29,643 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:32:29,644 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:32:29,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (55)] Forceful destruction successful, exit code 0 [2022-11-03 03:32:29,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (54)] Ended with exit code 0 [2022-11-03 03:32:30,052 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 55 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,54 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:32:30,052 INFO L420 AbstractCegarLoop]: === Iteration 40 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:32:30,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:32:30,052 INFO L85 PathProgramCache]: Analyzing trace with hash 1809503649, now seen corresponding path program 1 times [2022-11-03 03:32:30,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:32:30,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [602580206] [2022-11-03 03:32:30,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:30,054 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:32:30,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:32:30,055 INFO L229 MonitoredProcess]: Starting monitored process 56 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:32:30,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (56)] Waiting until timeout for monitored process [2022-11-03 03:32:30,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:30,658 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:32:30,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:30,818 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:32:30,818 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:32:31,080 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:32:31,080 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:32:31,081 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [602580206] [2022-11-03 03:32:31,081 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [602580206] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:32:31,081 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1529856824] [2022-11-03 03:32:31,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:31,081 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:32:31,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:32:31,082 INFO L229 MonitoredProcess]: Starting monitored process 57 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:32:31,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (57)] Waiting until timeout for monitored process [2022-11-03 03:32:32,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:32,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:32:32,106 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:32,226 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:32:32,226 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:32:32,226 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1529856824] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:32:32,226 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:32:32,226 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 16 [2022-11-03 03:32:32,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279943048] [2022-11-03 03:32:32,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:32:32,227 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:32:32,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:32:32,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:32:32,228 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-11-03 03:32:32,228 INFO L87 Difference]: Start difference. First operand 976 states and 1325 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:32,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:32:32,596 INFO L93 Difference]: Finished difference Result 1773 states and 2420 transitions. [2022-11-03 03:32:32,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:32:32,596 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:32:32,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:32:32,599 INFO L225 Difference]: With dead ends: 1773 [2022-11-03 03:32:32,599 INFO L226 Difference]: Without dead ends: 1207 [2022-11-03 03:32:32,600 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 798 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:32:32,601 INFO L413 NwaCegarLoop]: 569 mSDtfsCounter, 573 mSDsluCounter, 642 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 580 SdHoareTripleChecker+Valid, 1211 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:32:32,601 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [580 Valid, 1211 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:32:32,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2022-11-03 03:32:32,778 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 976. [2022-11-03 03:32:32,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 939 states have (on average 1.3301384451544196) internal successors, (1249), 939 states have internal predecessors, (1249), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:32:32,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1319 transitions. [2022-11-03 03:32:32,781 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1319 transitions. Word has length 272 [2022-11-03 03:32:32,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:32:32,782 INFO L495 AbstractCegarLoop]: Abstraction has 976 states and 1319 transitions. [2022-11-03 03:32:32,782 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:32,782 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1319 transitions. [2022-11-03 03:32:32,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:32:32,785 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:32:32,785 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:32:32,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (56)] Ended with exit code 0 [2022-11-03 03:32:33,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (57)] Forceful destruction successful, exit code 0 [2022-11-03 03:32:33,204 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 56 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,57 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt [2022-11-03 03:32:33,204 INFO L420 AbstractCegarLoop]: === Iteration 41 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:32:33,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:32:33,205 INFO L85 PathProgramCache]: Analyzing trace with hash -1081594461, now seen corresponding path program 1 times [2022-11-03 03:32:33,206 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:32:33,206 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [996177757] [2022-11-03 03:32:33,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:33,206 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:32:33,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:32:33,208 INFO L229 MonitoredProcess]: Starting monitored process 58 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:32:33,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (58)] Waiting until timeout for monitored process [2022-11-03 03:32:33,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:33,837 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:32:33,842 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:33,975 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:32:33,976 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:32:34,229 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:32:34,230 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:32:34,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [996177757] [2022-11-03 03:32:34,230 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [996177757] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:32:34,230 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [758193240] [2022-11-03 03:32:34,230 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:34,230 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:32:34,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:32:34,231 INFO L229 MonitoredProcess]: Starting monitored process 59 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:32:34,233 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (59)] Waiting until timeout for monitored process [2022-11-03 03:32:35,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:35,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:32:35,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:35,407 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:32:35,407 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:32:35,407 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [758193240] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:32:35,407 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:32:35,407 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 16 [2022-11-03 03:32:35,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [629815785] [2022-11-03 03:32:35,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:32:35,408 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:32:35,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:32:35,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:32:35,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-11-03 03:32:35,409 INFO L87 Difference]: Start difference. First operand 976 states and 1319 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:35,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:32:35,784 INFO L93 Difference]: Finished difference Result 1757 states and 2389 transitions. [2022-11-03 03:32:35,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:32:35,784 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:32:35,785 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:32:35,786 INFO L225 Difference]: With dead ends: 1757 [2022-11-03 03:32:35,786 INFO L226 Difference]: Without dead ends: 1207 [2022-11-03 03:32:35,787 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 798 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:32:35,787 INFO L413 NwaCegarLoop]: 567 mSDtfsCounter, 567 mSDsluCounter, 641 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 574 SdHoareTripleChecker+Valid, 1208 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:32:35,788 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [574 Valid, 1208 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:32:35,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1207 states. [2022-11-03 03:32:35,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1207 to 976. [2022-11-03 03:32:35,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 939 states have (on average 1.323748668796592) internal successors, (1243), 939 states have internal predecessors, (1243), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:32:35,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1313 transitions. [2022-11-03 03:32:35,923 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1313 transitions. Word has length 272 [2022-11-03 03:32:35,923 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:32:35,923 INFO L495 AbstractCegarLoop]: Abstraction has 976 states and 1313 transitions. [2022-11-03 03:32:35,923 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:35,923 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1313 transitions. [2022-11-03 03:32:35,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:32:35,925 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:32:35,925 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:32:35,945 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (58)] Ended with exit code 0 [2022-11-03 03:32:36,151 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (59)] Ended with exit code 0 [2022-11-03 03:32:36,344 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 58 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,59 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt [2022-11-03 03:32:36,345 INFO L420 AbstractCegarLoop]: === Iteration 42 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:32:36,345 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:32:36,345 INFO L85 PathProgramCache]: Analyzing trace with hash -736766299, now seen corresponding path program 1 times [2022-11-03 03:32:36,346 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:32:36,346 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [558958764] [2022-11-03 03:32:36,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:36,346 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:32:36,346 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:32:36,347 INFO L229 MonitoredProcess]: Starting monitored process 60 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:32:36,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (60)] Waiting until timeout for monitored process [2022-11-03 03:32:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:36,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:32:36,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:37,114 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:32:37,115 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:32:37,397 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:32:37,397 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:32:37,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [558958764] [2022-11-03 03:32:37,397 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [558958764] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:32:37,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [389172171] [2022-11-03 03:32:37,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:37,398 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:32:37,398 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:32:37,398 INFO L229 MonitoredProcess]: Starting monitored process 61 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:32:37,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (61)] Waiting until timeout for monitored process [2022-11-03 03:32:38,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:38,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:32:38,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:38,571 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:32:38,571 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:32:38,571 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [389172171] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:32:38,572 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:32:38,572 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 16 [2022-11-03 03:32:38,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395563707] [2022-11-03 03:32:38,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:32:38,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:32:38,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:32:38,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:32:38,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-11-03 03:32:38,573 INFO L87 Difference]: Start difference. First operand 976 states and 1313 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:38,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:32:38,967 INFO L93 Difference]: Finished difference Result 1747 states and 2367 transitions. [2022-11-03 03:32:38,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:32:38,967 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:32:38,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:32:38,970 INFO L225 Difference]: With dead ends: 1747 [2022-11-03 03:32:38,970 INFO L226 Difference]: Without dead ends: 1209 [2022-11-03 03:32:38,971 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 798 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:32:38,971 INFO L413 NwaCegarLoop]: 565 mSDtfsCounter, 561 mSDsluCounter, 640 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 568 SdHoareTripleChecker+Valid, 1205 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:32:38,972 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [568 Valid, 1205 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:32:38,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1209 states. [2022-11-03 03:32:39,083 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1209 to 976. [2022-11-03 03:32:39,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 939 states have (on average 1.3194888178913737) internal successors, (1239), 939 states have internal predecessors, (1239), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:32:39,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1309 transitions. [2022-11-03 03:32:39,085 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1309 transitions. Word has length 272 [2022-11-03 03:32:39,086 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:32:39,086 INFO L495 AbstractCegarLoop]: Abstraction has 976 states and 1309 transitions. [2022-11-03 03:32:39,086 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:39,086 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1309 transitions. [2022-11-03 03:32:39,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:32:39,088 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:32:39,088 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:32:39,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (61)] Ended with exit code 0 [2022-11-03 03:32:39,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (60)] Ended with exit code 0 [2022-11-03 03:32:39,489 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 61 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,60 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:32:39,489 INFO L420 AbstractCegarLoop]: === Iteration 43 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:32:39,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:32:39,489 INFO L85 PathProgramCache]: Analyzing trace with hash -2141957977, now seen corresponding path program 1 times [2022-11-03 03:32:39,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:32:39,491 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1797621704] [2022-11-03 03:32:39,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:39,491 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:32:39,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:32:39,492 INFO L229 MonitoredProcess]: Starting monitored process 62 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:32:39,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (62)] Waiting until timeout for monitored process [2022-11-03 03:32:40,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:40,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:32:40,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:40,277 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:32:40,277 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:32:40,536 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:32:40,536 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:32:40,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1797621704] [2022-11-03 03:32:40,536 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1797621704] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:32:40,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [892344036] [2022-11-03 03:32:40,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:40,536 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:32:40,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:32:40,537 INFO L229 MonitoredProcess]: Starting monitored process 63 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:32:40,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (63)] Waiting until timeout for monitored process [2022-11-03 03:32:41,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:41,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:32:41,585 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:41,725 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:32:41,725 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:32:41,725 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [892344036] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:32:41,725 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:32:41,726 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 16 [2022-11-03 03:32:41,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711592344] [2022-11-03 03:32:41,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:32:41,726 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:32:41,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:32:41,727 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:32:41,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-11-03 03:32:41,727 INFO L87 Difference]: Start difference. First operand 976 states and 1309 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:42,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:32:42,134 INFO L93 Difference]: Finished difference Result 1733 states and 2340 transitions. [2022-11-03 03:32:42,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:32:42,134 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:32:42,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:32:42,137 INFO L225 Difference]: With dead ends: 1733 [2022-11-03 03:32:42,137 INFO L226 Difference]: Without dead ends: 1211 [2022-11-03 03:32:42,138 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 798 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:32:42,139 INFO L413 NwaCegarLoop]: 564 mSDtfsCounter, 551 mSDsluCounter, 640 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 558 SdHoareTripleChecker+Valid, 1204 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:32:42,139 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [558 Valid, 1204 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:32:42,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1211 states. [2022-11-03 03:32:42,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1211 to 976. [2022-11-03 03:32:42,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 939 states have (on average 1.3152289669861554) internal successors, (1235), 939 states have internal predecessors, (1235), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:32:42,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1305 transitions. [2022-11-03 03:32:42,370 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1305 transitions. Word has length 272 [2022-11-03 03:32:42,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:32:42,372 INFO L495 AbstractCegarLoop]: Abstraction has 976 states and 1305 transitions. [2022-11-03 03:32:42,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:42,373 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1305 transitions. [2022-11-03 03:32:42,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:32:42,375 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:32:42,375 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:32:42,400 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (62)] Forceful destruction successful, exit code 0 [2022-11-03 03:32:42,607 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (63)] Forceful destruction successful, exit code 0 [2022-11-03 03:32:42,794 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 62 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,63 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt [2022-11-03 03:32:42,794 INFO L420 AbstractCegarLoop]: === Iteration 44 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:32:42,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:32:42,795 INFO L85 PathProgramCache]: Analyzing trace with hash -244978519, now seen corresponding path program 1 times [2022-11-03 03:32:42,796 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:32:42,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1044147772] [2022-11-03 03:32:42,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:42,796 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:32:42,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:32:42,798 INFO L229 MonitoredProcess]: Starting monitored process 64 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:32:42,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (64)] Waiting until timeout for monitored process [2022-11-03 03:32:43,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:43,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:32:43,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:43,620 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:32:43,620 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:32:43,874 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:32:43,874 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:32:43,874 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1044147772] [2022-11-03 03:32:43,874 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1044147772] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:32:43,874 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [762363041] [2022-11-03 03:32:43,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:43,874 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:32:43,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:32:43,876 INFO L229 MonitoredProcess]: Starting monitored process 65 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:32:43,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (65)] Waiting until timeout for monitored process [2022-11-03 03:32:44,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:44,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:32:44,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:45,101 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:32:45,102 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:32:45,102 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [762363041] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:32:45,102 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:32:45,102 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 16 [2022-11-03 03:32:45,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502408154] [2022-11-03 03:32:45,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:32:45,103 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:32:45,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:32:45,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:32:45,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-11-03 03:32:45,104 INFO L87 Difference]: Start difference. First operand 976 states and 1305 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:45,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:32:45,481 INFO L93 Difference]: Finished difference Result 1725 states and 2323 transitions. [2022-11-03 03:32:45,481 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:32:45,481 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:32:45,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:32:45,484 INFO L225 Difference]: With dead ends: 1725 [2022-11-03 03:32:45,484 INFO L226 Difference]: Without dead ends: 1211 [2022-11-03 03:32:45,485 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 798 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:32:45,486 INFO L413 NwaCegarLoop]: 562 mSDtfsCounter, 545 mSDsluCounter, 639 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 552 SdHoareTripleChecker+Valid, 1201 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:32:45,486 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [552 Valid, 1201 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:32:45,487 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1211 states. [2022-11-03 03:32:45,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1211 to 976. [2022-11-03 03:32:45,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 939 states have (on average 1.3109691160809371) internal successors, (1231), 939 states have internal predecessors, (1231), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:32:45,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1301 transitions. [2022-11-03 03:32:45,595 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1301 transitions. Word has length 272 [2022-11-03 03:32:45,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:32:45,595 INFO L495 AbstractCegarLoop]: Abstraction has 976 states and 1301 transitions. [2022-11-03 03:32:45,595 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:45,595 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1301 transitions. [2022-11-03 03:32:45,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:32:45,597 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:32:45,597 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:32:45,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (65)] Ended with exit code 0 [2022-11-03 03:32:45,811 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (64)] Ended with exit code 0 [2022-11-03 03:32:45,998 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 65 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,64 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:32:45,998 INFO L420 AbstractCegarLoop]: === Iteration 45 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:32:45,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:32:45,999 INFO L85 PathProgramCache]: Analyzing trace with hash -400959061, now seen corresponding path program 1 times [2022-11-03 03:32:46,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:32:46,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [805891292] [2022-11-03 03:32:46,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:46,001 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:32:46,001 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:32:46,002 INFO L229 MonitoredProcess]: Starting monitored process 66 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:32:46,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (66)] Waiting until timeout for monitored process [2022-11-03 03:32:46,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:46,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:32:46,629 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:46,783 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:32:46,783 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:32:47,052 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:32:47,052 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:32:47,053 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [805891292] [2022-11-03 03:32:47,053 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [805891292] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:32:47,053 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1293772896] [2022-11-03 03:32:47,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:47,053 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:32:47,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:32:47,054 INFO L229 MonitoredProcess]: Starting monitored process 67 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:32:47,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (67)] Waiting until timeout for monitored process [2022-11-03 03:32:48,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:48,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:32:48,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:48,255 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:32:48,255 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:32:48,256 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1293772896] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:32:48,256 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:32:48,256 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 16 [2022-11-03 03:32:48,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467102746] [2022-11-03 03:32:48,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:32:48,257 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:32:48,257 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:32:48,257 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:32:48,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-11-03 03:32:48,258 INFO L87 Difference]: Start difference. First operand 976 states and 1301 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:48,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:32:48,638 INFO L93 Difference]: Finished difference Result 1717 states and 2306 transitions. [2022-11-03 03:32:48,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:32:48,639 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:32:48,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:32:48,641 INFO L225 Difference]: With dead ends: 1717 [2022-11-03 03:32:48,641 INFO L226 Difference]: Without dead ends: 1211 [2022-11-03 03:32:48,642 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 798 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:32:48,642 INFO L413 NwaCegarLoop]: 560 mSDtfsCounter, 539 mSDsluCounter, 638 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 546 SdHoareTripleChecker+Valid, 1198 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:32:48,642 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [546 Valid, 1198 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:32:48,644 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1211 states. [2022-11-03 03:32:48,771 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1211 to 976. [2022-11-03 03:32:48,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 939 states have (on average 1.3067092651757188) internal successors, (1227), 939 states have internal predecessors, (1227), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:32:48,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1297 transitions. [2022-11-03 03:32:48,773 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1297 transitions. Word has length 272 [2022-11-03 03:32:48,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:32:48,773 INFO L495 AbstractCegarLoop]: Abstraction has 976 states and 1297 transitions. [2022-11-03 03:32:48,774 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:48,774 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1297 transitions. [2022-11-03 03:32:48,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:32:48,776 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:32:48,777 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:32:48,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (67)] Forceful destruction successful, exit code 0 [2022-11-03 03:32:48,991 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (66)] Forceful destruction successful, exit code 0 [2022-11-03 03:32:49,177 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 67 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,66 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:32:49,178 INFO L420 AbstractCegarLoop]: === Iteration 46 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:32:49,178 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:32:49,178 INFO L85 PathProgramCache]: Analyzing trace with hash -331311187, now seen corresponding path program 1 times [2022-11-03 03:32:49,179 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:32:49,180 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [531962232] [2022-11-03 03:32:49,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:49,180 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:32:49,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:32:49,181 INFO L229 MonitoredProcess]: Starting monitored process 68 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:32:49,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (68)] Waiting until timeout for monitored process [2022-11-03 03:32:49,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:49,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:32:49,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:49,943 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:32:49,943 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:32:50,196 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:32:50,196 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:32:50,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [531962232] [2022-11-03 03:32:50,197 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [531962232] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:32:50,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [619877315] [2022-11-03 03:32:50,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:50,197 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:32:50,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:32:50,198 INFO L229 MonitoredProcess]: Starting monitored process 69 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:32:50,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (69)] Waiting until timeout for monitored process [2022-11-03 03:32:51,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:51,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:32:51,275 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:51,430 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:32:51,430 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:32:51,430 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [619877315] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:32:51,431 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:32:51,431 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 16 [2022-11-03 03:32:51,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959194886] [2022-11-03 03:32:51,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:32:51,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:32:51,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:32:51,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:32:51,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-11-03 03:32:51,432 INFO L87 Difference]: Start difference. First operand 976 states and 1297 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:51,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:32:51,828 INFO L93 Difference]: Finished difference Result 1709 states and 2289 transitions. [2022-11-03 03:32:51,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:32:51,828 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:32:51,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:32:51,831 INFO L225 Difference]: With dead ends: 1709 [2022-11-03 03:32:51,832 INFO L226 Difference]: Without dead ends: 1211 [2022-11-03 03:32:51,833 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 798 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:32:51,833 INFO L413 NwaCegarLoop]: 558 mSDtfsCounter, 533 mSDsluCounter, 637 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 540 SdHoareTripleChecker+Valid, 1195 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:32:51,834 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [540 Valid, 1195 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:32:51,835 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1211 states. [2022-11-03 03:32:52,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1211 to 976. [2022-11-03 03:32:52,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 939 states have (on average 1.3024494142705005) internal successors, (1223), 939 states have internal predecessors, (1223), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:32:52,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1293 transitions. [2022-11-03 03:32:52,003 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1293 transitions. Word has length 272 [2022-11-03 03:32:52,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:32:52,003 INFO L495 AbstractCegarLoop]: Abstraction has 976 states and 1293 transitions. [2022-11-03 03:32:52,003 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:52,004 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1293 transitions. [2022-11-03 03:32:52,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:32:52,006 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:32:52,006 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:32:52,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (68)] Forceful destruction successful, exit code 0 [2022-11-03 03:32:52,238 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (69)] Forceful destruction successful, exit code 0 [2022-11-03 03:32:52,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 68 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,69 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt [2022-11-03 03:32:52,426 INFO L420 AbstractCegarLoop]: === Iteration 47 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:32:52,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:32:52,426 INFO L85 PathProgramCache]: Analyzing trace with hash 32155311, now seen corresponding path program 1 times [2022-11-03 03:32:52,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:32:52,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2032545576] [2022-11-03 03:32:52,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:52,428 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:32:52,428 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:32:52,431 INFO L229 MonitoredProcess]: Starting monitored process 70 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:32:52,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (70)] Waiting until timeout for monitored process [2022-11-03 03:32:53,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:53,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:32:53,078 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:53,227 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:32:53,227 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:32:53,506 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:32:53,506 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:32:53,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2032545576] [2022-11-03 03:32:53,506 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2032545576] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:32:53,506 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [545216304] [2022-11-03 03:32:53,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:53,506 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:32:53,507 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:32:53,507 INFO L229 MonitoredProcess]: Starting monitored process 71 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:32:53,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (71)] Waiting until timeout for monitored process [2022-11-03 03:32:54,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:54,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:32:54,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:54,724 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:32:54,724 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:32:54,724 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [545216304] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:32:54,724 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:32:54,725 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 16 [2022-11-03 03:32:54,725 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [257515919] [2022-11-03 03:32:54,725 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:32:54,725 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:32:54,725 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:32:54,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:32:54,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-11-03 03:32:54,726 INFO L87 Difference]: Start difference. First operand 976 states and 1293 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:55,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:32:55,118 INFO L93 Difference]: Finished difference Result 1701 states and 2269 transitions. [2022-11-03 03:32:55,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:32:55,118 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:32:55,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:32:55,120 INFO L225 Difference]: With dead ends: 1701 [2022-11-03 03:32:55,120 INFO L226 Difference]: Without dead ends: 1211 [2022-11-03 03:32:55,121 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 798 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:32:55,121 INFO L413 NwaCegarLoop]: 557 mSDtfsCounter, 527 mSDsluCounter, 638 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 534 SdHoareTripleChecker+Valid, 1195 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:32:55,122 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [534 Valid, 1195 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:32:55,123 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1211 states. [2022-11-03 03:32:55,246 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1211 to 976. [2022-11-03 03:32:55,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 939 states have (on average 1.2981895633652822) internal successors, (1219), 939 states have internal predecessors, (1219), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:32:55,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1289 transitions. [2022-11-03 03:32:55,248 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1289 transitions. Word has length 272 [2022-11-03 03:32:55,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:32:55,248 INFO L495 AbstractCegarLoop]: Abstraction has 976 states and 1289 transitions. [2022-11-03 03:32:55,248 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:55,248 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1289 transitions. [2022-11-03 03:32:55,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:32:55,251 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:32:55,251 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:32:55,259 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (71)] Ended with exit code 0 [2022-11-03 03:32:55,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (70)] Ended with exit code 0 [2022-11-03 03:32:55,652 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 71 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,70 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:32:55,652 INFO L420 AbstractCegarLoop]: === Iteration 48 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:32:55,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:32:55,652 INFO L85 PathProgramCache]: Analyzing trace with hash -915896655, now seen corresponding path program 1 times [2022-11-03 03:32:55,653 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:32:55,654 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1482943606] [2022-11-03 03:32:55,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:55,654 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:32:55,654 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:32:55,655 INFO L229 MonitoredProcess]: Starting monitored process 72 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:32:55,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (72)] Waiting until timeout for monitored process [2022-11-03 03:32:56,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:56,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:32:56,284 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:56,416 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:32:56,416 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:32:56,654 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:32:56,655 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:32:56,655 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1482943606] [2022-11-03 03:32:56,655 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1482943606] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:32:56,655 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1968717245] [2022-11-03 03:32:56,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:56,655 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:32:56,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:32:56,656 INFO L229 MonitoredProcess]: Starting monitored process 73 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:32:56,657 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (73)] Waiting until timeout for monitored process [2022-11-03 03:32:57,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:57,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:32:57,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:57,884 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:32:57,884 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:32:57,884 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1968717245] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:32:57,884 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:32:57,884 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 16 [2022-11-03 03:32:57,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999030631] [2022-11-03 03:32:57,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:32:57,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:32:57,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:32:57,886 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:32:57,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-11-03 03:32:57,886 INFO L87 Difference]: Start difference. First operand 976 states and 1289 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:58,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:32:58,287 INFO L93 Difference]: Finished difference Result 1693 states and 2252 transitions. [2022-11-03 03:32:58,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:32:58,288 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:32:58,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:32:58,289 INFO L225 Difference]: With dead ends: 1693 [2022-11-03 03:32:58,289 INFO L226 Difference]: Without dead ends: 1211 [2022-11-03 03:32:58,290 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 798 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:32:58,290 INFO L413 NwaCegarLoop]: 555 mSDtfsCounter, 521 mSDsluCounter, 637 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 528 SdHoareTripleChecker+Valid, 1192 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:32:58,291 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [528 Valid, 1192 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:32:58,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1211 states. [2022-11-03 03:32:58,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1211 to 976. [2022-11-03 03:32:58,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 939 states have (on average 1.293929712460064) internal successors, (1215), 939 states have internal predecessors, (1215), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:32:58,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1285 transitions. [2022-11-03 03:32:58,394 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1285 transitions. Word has length 272 [2022-11-03 03:32:58,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:32:58,394 INFO L495 AbstractCegarLoop]: Abstraction has 976 states and 1285 transitions. [2022-11-03 03:32:58,394 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:32:58,394 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1285 transitions. [2022-11-03 03:32:58,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:32:58,396 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:32:58,396 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:32:58,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (72)] Ended with exit code 0 [2022-11-03 03:32:58,603 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (73)] Ended with exit code 0 [2022-11-03 03:32:58,797 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 72 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,73 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt [2022-11-03 03:32:58,798 INFO L420 AbstractCegarLoop]: === Iteration 49 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:32:58,798 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:32:58,798 INFO L85 PathProgramCache]: Analyzing trace with hash -1622493261, now seen corresponding path program 1 times [2022-11-03 03:32:58,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:32:58,799 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2147325877] [2022-11-03 03:32:58,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:58,799 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:32:58,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:32:58,800 INFO L229 MonitoredProcess]: Starting monitored process 74 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:32:58,801 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (74)] Waiting until timeout for monitored process [2022-11-03 03:32:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:32:59,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:32:59,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:32:59,568 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:32:59,568 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:32:59,812 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:32:59,812 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:32:59,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2147325877] [2022-11-03 03:32:59,812 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2147325877] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:32:59,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [431187821] [2022-11-03 03:32:59,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:32:59,812 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:32:59,813 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:32:59,813 INFO L229 MonitoredProcess]: Starting monitored process 75 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:32:59,815 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (75)] Waiting until timeout for monitored process [2022-11-03 03:33:00,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:33:00,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:33:00,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:33:01,088 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:33:01,088 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:33:01,088 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [431187821] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:33:01,088 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:33:01,089 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 16 [2022-11-03 03:33:01,089 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141854743] [2022-11-03 03:33:01,089 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:33:01,089 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:33:01,089 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:33:01,090 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:33:01,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-11-03 03:33:01,090 INFO L87 Difference]: Start difference. First operand 976 states and 1285 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:33:01,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:33:01,477 INFO L93 Difference]: Finished difference Result 1685 states and 2235 transitions. [2022-11-03 03:33:01,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:33:01,477 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:33:01,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:33:01,479 INFO L225 Difference]: With dead ends: 1685 [2022-11-03 03:33:01,479 INFO L226 Difference]: Without dead ends: 1211 [2022-11-03 03:33:01,480 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 798 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:33:01,480 INFO L413 NwaCegarLoop]: 552 mSDtfsCounter, 515 mSDsluCounter, 634 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 522 SdHoareTripleChecker+Valid, 1186 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:33:01,481 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [522 Valid, 1186 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:33:01,482 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1211 states. [2022-11-03 03:33:01,581 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1211 to 976. [2022-11-03 03:33:01,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 939 states have (on average 1.2896698615548456) internal successors, (1211), 939 states have internal predecessors, (1211), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:33:01,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1281 transitions. [2022-11-03 03:33:01,583 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1281 transitions. Word has length 272 [2022-11-03 03:33:01,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:33:01,583 INFO L495 AbstractCegarLoop]: Abstraction has 976 states and 1281 transitions. [2022-11-03 03:33:01,583 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:33:01,583 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1281 transitions. [2022-11-03 03:33:01,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:33:01,585 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:33:01,585 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:33:01,609 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (75)] Ended with exit code 0 [2022-11-03 03:33:01,799 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (74)] Ended with exit code 0 [2022-11-03 03:33:01,986 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 75 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,74 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:33:01,986 INFO L420 AbstractCegarLoop]: === Iteration 50 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:33:01,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:33:01,987 INFO L85 PathProgramCache]: Analyzing trace with hash -1134446155, now seen corresponding path program 1 times [2022-11-03 03:33:01,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:33:01,989 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1705150649] [2022-11-03 03:33:01,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:33:01,989 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:33:01,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:33:01,990 INFO L229 MonitoredProcess]: Starting monitored process 76 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:33:01,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (76)] Waiting until timeout for monitored process [2022-11-03 03:33:02,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:33:02,661 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:33:02,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:33:02,822 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:33:02,822 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:33:03,091 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:33:03,091 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:33:03,091 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1705150649] [2022-11-03 03:33:03,092 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1705150649] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:33:03,092 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1702196981] [2022-11-03 03:33:03,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:33:03,092 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:33:03,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:33:03,094 INFO L229 MonitoredProcess]: Starting monitored process 77 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:33:03,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (77)] Waiting until timeout for monitored process [2022-11-03 03:33:04,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:33:04,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:33:04,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:33:04,344 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:33:04,344 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:33:04,344 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1702196981] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:33:04,345 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:33:04,345 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 16 [2022-11-03 03:33:04,345 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1163528056] [2022-11-03 03:33:04,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:33:04,346 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:33:04,346 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:33:04,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:33:04,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-11-03 03:33:04,347 INFO L87 Difference]: Start difference. First operand 976 states and 1281 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:33:04,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:33:04,732 INFO L93 Difference]: Finished difference Result 1697 states and 2249 transitions. [2022-11-03 03:33:04,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:33:04,733 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:33:04,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:33:04,735 INFO L225 Difference]: With dead ends: 1697 [2022-11-03 03:33:04,735 INFO L226 Difference]: Without dead ends: 1227 [2022-11-03 03:33:04,736 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 798 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:33:04,737 INFO L413 NwaCegarLoop]: 553 mSDtfsCounter, 501 mSDsluCounter, 637 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 508 SdHoareTripleChecker+Valid, 1190 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:33:04,737 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [508 Valid, 1190 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:33:04,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1227 states. [2022-11-03 03:33:04,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1227 to 976. [2022-11-03 03:33:04,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 939 states have (on average 1.2854100106496273) internal successors, (1207), 939 states have internal predecessors, (1207), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:33:04,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1277 transitions. [2022-11-03 03:33:04,879 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1277 transitions. Word has length 272 [2022-11-03 03:33:04,879 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:33:04,879 INFO L495 AbstractCegarLoop]: Abstraction has 976 states and 1277 transitions. [2022-11-03 03:33:04,880 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:33:04,880 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1277 transitions. [2022-11-03 03:33:04,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:33:04,881 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:33:04,882 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:33:04,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (76)] Forceful destruction successful, exit code 0 [2022-11-03 03:33:05,091 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (77)] Ended with exit code 0 [2022-11-03 03:33:05,284 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 76 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,77 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt [2022-11-03 03:33:05,285 INFO L420 AbstractCegarLoop]: === Iteration 51 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:33:05,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:33:05,285 INFO L85 PathProgramCache]: Analyzing trace with hash 2121936567, now seen corresponding path program 1 times [2022-11-03 03:33:05,286 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:33:05,286 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2100047351] [2022-11-03 03:33:05,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:33:05,286 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:33:05,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:33:05,287 INFO L229 MonitoredProcess]: Starting monitored process 78 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:33:05,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (78)] Waiting until timeout for monitored process [2022-11-03 03:33:05,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:33:05,919 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:33:05,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:33:06,061 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:33:06,061 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:33:06,325 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:33:06,325 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:33:06,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2100047351] [2022-11-03 03:33:06,325 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2100047351] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:33:06,325 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [664876659] [2022-11-03 03:33:06,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:33:06,326 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:33:06,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:33:06,326 INFO L229 MonitoredProcess]: Starting monitored process 79 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:33:06,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (79)] Waiting until timeout for monitored process [2022-11-03 03:33:07,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:33:07,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:33:07,395 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:33:07,578 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:33:07,578 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:33:07,578 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [664876659] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:33:07,578 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:33:07,578 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 16 [2022-11-03 03:33:07,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [348373972] [2022-11-03 03:33:07,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:33:07,579 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:33:07,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:33:07,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:33:07,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-11-03 03:33:07,580 INFO L87 Difference]: Start difference. First operand 976 states and 1277 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:33:07,976 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:33:07,976 INFO L93 Difference]: Finished difference Result 1709 states and 2255 transitions. [2022-11-03 03:33:07,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:33:07,976 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:33:07,977 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:33:07,978 INFO L225 Difference]: With dead ends: 1709 [2022-11-03 03:33:07,979 INFO L226 Difference]: Without dead ends: 1239 [2022-11-03 03:33:07,979 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 798 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:33:07,980 INFO L413 NwaCegarLoop]: 550 mSDtfsCounter, 495 mSDsluCounter, 634 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 502 SdHoareTripleChecker+Valid, 1184 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:33:07,980 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [502 Valid, 1184 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:33:07,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1239 states. [2022-11-03 03:33:08,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1239 to 976. [2022-11-03 03:33:08,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 939 states have (on average 1.281150159744409) internal successors, (1203), 939 states have internal predecessors, (1203), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:33:08,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1273 transitions. [2022-11-03 03:33:08,083 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1273 transitions. Word has length 272 [2022-11-03 03:33:08,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:33:08,083 INFO L495 AbstractCegarLoop]: Abstraction has 976 states and 1273 transitions. [2022-11-03 03:33:08,083 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:33:08,083 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1273 transitions. [2022-11-03 03:33:08,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:33:08,085 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:33:08,085 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:33:08,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (79)] Forceful destruction successful, exit code 0 [2022-11-03 03:33:08,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (78)] Ended with exit code 0 [2022-11-03 03:33:08,486 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 79 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,78 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:33:08,486 INFO L420 AbstractCegarLoop]: === Iteration 52 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:33:08,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:33:08,487 INFO L85 PathProgramCache]: Analyzing trace with hash -2054589255, now seen corresponding path program 1 times [2022-11-03 03:33:08,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:33:08,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1953319475] [2022-11-03 03:33:08,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:33:08,488 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:33:08,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:33:08,489 INFO L229 MonitoredProcess]: Starting monitored process 80 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:33:08,490 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (80)] Waiting until timeout for monitored process [2022-11-03 03:33:09,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:33:09,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:33:09,125 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:33:09,269 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:33:09,269 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:33:09,529 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:33:09,529 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:33:09,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1953319475] [2022-11-03 03:33:09,529 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1953319475] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:33:09,529 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1483613127] [2022-11-03 03:33:09,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:33:09,529 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:33:09,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:33:09,530 INFO L229 MonitoredProcess]: Starting monitored process 81 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:33:09,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (81)] Waiting until timeout for monitored process [2022-11-03 03:33:10,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:33:10,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:33:10,631 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:33:10,827 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:33:10,827 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:33:10,827 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1483613127] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:33:10,828 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:33:10,828 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 16 [2022-11-03 03:33:10,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451615586] [2022-11-03 03:33:10,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:33:10,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:33:10,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:33:10,829 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:33:10,829 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-11-03 03:33:10,829 INFO L87 Difference]: Start difference. First operand 976 states and 1273 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:33:11,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:33:11,246 INFO L93 Difference]: Finished difference Result 1721 states and 2261 transitions. [2022-11-03 03:33:11,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:33:11,247 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:33:11,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:33:11,248 INFO L225 Difference]: With dead ends: 1721 [2022-11-03 03:33:11,249 INFO L226 Difference]: Without dead ends: 1251 [2022-11-03 03:33:11,250 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 798 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:33:11,250 INFO L413 NwaCegarLoop]: 548 mSDtfsCounter, 489 mSDsluCounter, 633 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 496 SdHoareTripleChecker+Valid, 1181 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:33:11,251 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [496 Valid, 1181 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:33:11,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1251 states. [2022-11-03 03:33:11,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1251 to 976. [2022-11-03 03:33:11,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 939 states have (on average 1.2768903088391905) internal successors, (1199), 939 states have internal predecessors, (1199), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:33:11,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1269 transitions. [2022-11-03 03:33:11,428 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1269 transitions. Word has length 272 [2022-11-03 03:33:11,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:33:11,428 INFO L495 AbstractCegarLoop]: Abstraction has 976 states and 1269 transitions. [2022-11-03 03:33:11,428 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:33:11,428 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1269 transitions. [2022-11-03 03:33:11,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:33:11,431 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:33:11,431 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:33:11,440 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (81)] Forceful destruction successful, exit code 0 [2022-11-03 03:33:11,653 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (80)] Ended with exit code 0 [2022-11-03 03:33:11,840 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 81 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,80 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:33:11,840 INFO L420 AbstractCegarLoop]: === Iteration 53 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:33:11,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:33:11,841 INFO L85 PathProgramCache]: Analyzing trace with hash 933235643, now seen corresponding path program 1 times [2022-11-03 03:33:11,842 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:33:11,842 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [856382823] [2022-11-03 03:33:11,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:33:11,843 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:33:11,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:33:11,844 INFO L229 MonitoredProcess]: Starting monitored process 82 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:33:11,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (82)] Waiting until timeout for monitored process [2022-11-03 03:33:12,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:33:12,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:33:12,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:33:12,614 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:33:12,614 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:33:12,886 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:33:12,921 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:33:12,921 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [856382823] [2022-11-03 03:33:12,921 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [856382823] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:33:12,922 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1520514548] [2022-11-03 03:33:12,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:33:12,922 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:33:12,922 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:33:12,925 INFO L229 MonitoredProcess]: Starting monitored process 83 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:33:12,948 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (83)] Waiting until timeout for monitored process [2022-11-03 03:33:13,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:33:14,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:33:14,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:33:14,218 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:33:14,218 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:33:14,219 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1520514548] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:33:14,219 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:33:14,219 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 16 [2022-11-03 03:33:14,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [743675195] [2022-11-03 03:33:14,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:33:14,219 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:33:14,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:33:14,220 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:33:14,220 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-11-03 03:33:14,220 INFO L87 Difference]: Start difference. First operand 976 states and 1269 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:33:14,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:33:14,619 INFO L93 Difference]: Finished difference Result 1733 states and 2268 transitions. [2022-11-03 03:33:14,619 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:33:14,620 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:33:14,620 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:33:14,621 INFO L225 Difference]: With dead ends: 1733 [2022-11-03 03:33:14,621 INFO L226 Difference]: Without dead ends: 1263 [2022-11-03 03:33:14,622 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 798 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:33:14,623 INFO L413 NwaCegarLoop]: 547 mSDtfsCounter, 483 mSDsluCounter, 633 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 490 SdHoareTripleChecker+Valid, 1180 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:33:14,623 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [490 Valid, 1180 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:33:14,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1263 states. [2022-11-03 03:33:14,777 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1263 to 976. [2022-11-03 03:33:14,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 939 states have (on average 1.2726304579339722) internal successors, (1195), 939 states have internal predecessors, (1195), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:33:14,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1265 transitions. [2022-11-03 03:33:14,779 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1265 transitions. Word has length 272 [2022-11-03 03:33:14,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:33:14,779 INFO L495 AbstractCegarLoop]: Abstraction has 976 states and 1265 transitions. [2022-11-03 03:33:14,780 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:33:14,780 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1265 transitions. [2022-11-03 03:33:14,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:33:14,781 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:33:14,782 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:33:14,788 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (83)] Forceful destruction successful, exit code 0 [2022-11-03 03:33:14,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (82)] Forceful destruction successful, exit code 0 [2022-11-03 03:33:15,182 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 83 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,82 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:33:15,182 INFO L420 AbstractCegarLoop]: === Iteration 54 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:33:15,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:33:15,183 INFO L85 PathProgramCache]: Analyzing trace with hash -1760660547, now seen corresponding path program 1 times [2022-11-03 03:33:15,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:33:15,184 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1267642034] [2022-11-03 03:33:15,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:33:15,184 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:33:15,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:33:15,185 INFO L229 MonitoredProcess]: Starting monitored process 84 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:33:15,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (84)] Waiting until timeout for monitored process [2022-11-03 03:33:15,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:33:15,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:33:15,847 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:33:15,975 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:33:15,975 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:33:16,218 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:33:16,218 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:33:16,218 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1267642034] [2022-11-03 03:33:16,218 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1267642034] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:33:16,219 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1481247556] [2022-11-03 03:33:16,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:33:16,219 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:33:16,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:33:16,220 INFO L229 MonitoredProcess]: Starting monitored process 85 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:33:16,221 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (85)] Waiting until timeout for monitored process [2022-11-03 03:33:17,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:33:17,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:33:17,308 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:33:17,542 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:33:17,542 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:33:17,542 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1481247556] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:33:17,542 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:33:17,542 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 16 [2022-11-03 03:33:17,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537842747] [2022-11-03 03:33:17,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:33:17,543 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:33:17,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:33:17,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:33:17,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-11-03 03:33:17,543 INFO L87 Difference]: Start difference. First operand 976 states and 1265 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:33:18,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:33:18,015 INFO L93 Difference]: Finished difference Result 1739 states and 2265 transitions. [2022-11-03 03:33:18,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:33:18,016 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:33:18,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:33:18,017 INFO L225 Difference]: With dead ends: 1739 [2022-11-03 03:33:18,017 INFO L226 Difference]: Without dead ends: 1269 [2022-11-03 03:33:18,018 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 798 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:33:18,019 INFO L413 NwaCegarLoop]: 545 mSDtfsCounter, 479 mSDsluCounter, 632 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 486 SdHoareTripleChecker+Valid, 1177 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:33:18,019 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [486 Valid, 1177 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:33:18,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1269 states. [2022-11-03 03:33:18,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1269 to 976. [2022-11-03 03:33:18,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 939 states have (on average 1.268370607028754) internal successors, (1191), 939 states have internal predecessors, (1191), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:33:18,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1261 transitions. [2022-11-03 03:33:18,174 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1261 transitions. Word has length 272 [2022-11-03 03:33:18,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:33:18,174 INFO L495 AbstractCegarLoop]: Abstraction has 976 states and 1261 transitions. [2022-11-03 03:33:18,174 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:33:18,174 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1261 transitions. [2022-11-03 03:33:18,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:33:18,176 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:33:18,176 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:33:18,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (85)] Forceful destruction successful, exit code 0 [2022-11-03 03:33:18,390 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (84)] Ended with exit code 0 [2022-11-03 03:33:18,577 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 85 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,84 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:33:18,577 INFO L420 AbstractCegarLoop]: === Iteration 55 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:33:18,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:33:18,577 INFO L85 PathProgramCache]: Analyzing trace with hash -409275329, now seen corresponding path program 1 times [2022-11-03 03:33:18,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:33:18,578 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [983809491] [2022-11-03 03:33:18,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:33:18,578 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:33:18,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:33:18,579 INFO L229 MonitoredProcess]: Starting monitored process 86 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:33:18,581 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (86)] Waiting until timeout for monitored process [2022-11-03 03:33:19,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:33:19,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:33:19,237 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:33:19,365 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:33:19,365 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:33:19,608 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:33:19,608 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:33:19,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [983809491] [2022-11-03 03:33:19,609 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [983809491] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:33:19,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [143486650] [2022-11-03 03:33:19,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:33:19,609 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:33:19,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:33:19,610 INFO L229 MonitoredProcess]: Starting monitored process 87 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:33:19,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (87)] Waiting until timeout for monitored process [2022-11-03 03:33:20,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:33:20,686 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:33:20,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:33:20,883 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:33:20,883 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:33:20,884 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [143486650] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:33:20,884 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:33:20,884 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 16 [2022-11-03 03:33:20,884 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414830257] [2022-11-03 03:33:20,884 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:33:20,885 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:33:20,885 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:33:20,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:33:20,886 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-11-03 03:33:20,886 INFO L87 Difference]: Start difference. First operand 976 states and 1261 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:33:21,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:33:21,298 INFO L93 Difference]: Finished difference Result 1745 states and 2262 transitions. [2022-11-03 03:33:21,299 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:33:21,299 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:33:21,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:33:21,300 INFO L225 Difference]: With dead ends: 1745 [2022-11-03 03:33:21,300 INFO L226 Difference]: Without dead ends: 1275 [2022-11-03 03:33:21,301 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 798 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:33:21,302 INFO L413 NwaCegarLoop]: 543 mSDtfsCounter, 475 mSDsluCounter, 631 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 482 SdHoareTripleChecker+Valid, 1174 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:33:21,302 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [482 Valid, 1174 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:33:21,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1275 states. [2022-11-03 03:33:21,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1275 to 976. [2022-11-03 03:33:21,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 939 states have (on average 1.2641107561235356) internal successors, (1187), 939 states have internal predecessors, (1187), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:33:21,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1257 transitions. [2022-11-03 03:33:21,408 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1257 transitions. Word has length 272 [2022-11-03 03:33:21,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:33:21,408 INFO L495 AbstractCegarLoop]: Abstraction has 976 states and 1257 transitions. [2022-11-03 03:33:21,408 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:33:21,408 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1257 transitions. [2022-11-03 03:33:21,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:33:21,409 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:33:21,410 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:33:21,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (86)] Ended with exit code 0 [2022-11-03 03:33:21,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (87)] Forceful destruction successful, exit code 0 [2022-11-03 03:33:21,810 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 86 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,87 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt [2022-11-03 03:33:21,810 INFO L420 AbstractCegarLoop]: === Iteration 56 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:33:21,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:33:21,811 INFO L85 PathProgramCache]: Analyzing trace with hash -1292784319, now seen corresponding path program 1 times [2022-11-03 03:33:21,812 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:33:21,812 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [447971014] [2022-11-03 03:33:21,812 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:33:21,812 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:33:21,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:33:21,813 INFO L229 MonitoredProcess]: Starting monitored process 88 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:33:21,818 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (88)] Waiting until timeout for monitored process [2022-11-03 03:33:22,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:33:22,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:33:22,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:33:22,594 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:33:22,594 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:33:22,826 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:33:22,826 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:33:22,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [447971014] [2022-11-03 03:33:22,826 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [447971014] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:33:22,826 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [193062195] [2022-11-03 03:33:22,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:33:22,827 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:33:22,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:33:22,828 INFO L229 MonitoredProcess]: Starting monitored process 89 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:33:22,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (89)] Waiting until timeout for monitored process [2022-11-03 03:33:23,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:33:23,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 03:33:23,929 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:33:24,134 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 250 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-03 03:33:24,134 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 03:33:24,134 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [193062195] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 03:33:24,134 INFO L184 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-11-03 03:33:24,135 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8, 8] total 16 [2022-11-03 03:33:24,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [158339713] [2022-11-03 03:33:24,135 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:33:24,135 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-03 03:33:24,135 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:33:24,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-03 03:33:24,136 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=203, Unknown=0, NotChecked=0, Total=240 [2022-11-03 03:33:24,136 INFO L87 Difference]: Start difference. First operand 976 states and 1257 transitions. Second operand has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:33:24,562 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:33:24,562 INFO L93 Difference]: Finished difference Result 1757 states and 2268 transitions. [2022-11-03 03:33:24,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 03:33:24,562 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 272 [2022-11-03 03:33:24,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:33:24,564 INFO L225 Difference]: With dead ends: 1757 [2022-11-03 03:33:24,564 INFO L226 Difference]: Without dead ends: 1287 [2022-11-03 03:33:24,565 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 816 GetRequests, 798 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=290, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:33:24,565 INFO L413 NwaCegarLoop]: 542 mSDtfsCounter, 469 mSDsluCounter, 632 mSDsCounter, 0 mSdLazyCounter, 210 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 476 SdHoareTripleChecker+Valid, 1174 SdHoareTripleChecker+Invalid, 211 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:33:24,565 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [476 Valid, 1174 Invalid, 211 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 210 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-03 03:33:24,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1287 states. [2022-11-03 03:33:24,677 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1287 to 976. [2022-11-03 03:33:24,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 976 states, 939 states have (on average 1.2598509052183173) internal successors, (1183), 939 states have internal predecessors, (1183), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:33:24,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 976 states to 976 states and 1253 transitions. [2022-11-03 03:33:24,679 INFO L78 Accepts]: Start accepts. Automaton has 976 states and 1253 transitions. Word has length 272 [2022-11-03 03:33:24,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:33:24,679 INFO L495 AbstractCegarLoop]: Abstraction has 976 states and 1253 transitions. [2022-11-03 03:33:24,679 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 41.6) internal successors, (208), 5 states have internal predecessors, (208), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:33:24,679 INFO L276 IsEmpty]: Start isEmpty. Operand 976 states and 1253 transitions. [2022-11-03 03:33:24,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2022-11-03 03:33:24,681 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:33:24,682 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 14, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:33:24,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (89)] Forceful destruction successful, exit code 0 [2022-11-03 03:33:24,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (88)] Forceful destruction successful, exit code 0 [2022-11-03 03:33:25,082 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 89 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,88 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:33:25,082 INFO L420 AbstractCegarLoop]: === Iteration 57 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:33:25,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:33:25,083 INFO L85 PathProgramCache]: Analyzing trace with hash -2063517885, now seen corresponding path program 1 times [2022-11-03 03:33:25,084 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:33:25,084 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2066860911] [2022-11-03 03:33:25,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:33:25,085 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:33:25,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:33:25,086 INFO L229 MonitoredProcess]: Starting monitored process 90 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:33:25,113 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (90)] Waiting until timeout for monitored process [2022-11-03 03:33:25,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:33:25,745 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:33:25,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:33:25,883 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:33:25,883 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:33:26,146 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:33:26,147 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:33:26,147 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2066860911] [2022-11-03 03:33:26,147 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2066860911] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:33:26,147 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [33672120] [2022-11-03 03:33:26,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:33:26,147 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:33:26,147 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:33:26,148 INFO L229 MonitoredProcess]: Starting monitored process 91 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:33:26,178 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (91)] Waiting until timeout for monitored process [2022-11-03 03:33:27,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:33:27,562 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 20 conjunts are in the unsatisfiable core [2022-11-03 03:33:27,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:33:27,753 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:33:27,753 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:33:27,927 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:33:27,927 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [33672120] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:33:27,927 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2062324975] [2022-11-03 03:33:27,927 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:33:27,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:33:27,927 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:33:27,929 INFO L229 MonitoredProcess]: Starting monitored process 92 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:33:27,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (92)] Waiting until timeout for monitored process [2022-11-03 03:33:28,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:33:28,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 1571 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:33:28,560 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:33:28,727 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 226 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-03 03:33:28,727 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:33:28,958 INFO L134 CoverageAnalysis]: Checked inductivity of 418 backedges. 30 proven. 27 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2022-11-03 03:33:28,958 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2062324975] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:33:28,958 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-11-03 03:33:28,959 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 9, 8, 10, 10] total 24 [2022-11-03 03:33:28,959 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319983902] [2022-11-03 03:33:28,959 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-11-03 03:33:28,960 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-11-03 03:33:28,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:33:28,961 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-11-03 03:33:28,961 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=469, Unknown=0, NotChecked=0, Total=552 [2022-11-03 03:33:28,961 INFO L87 Difference]: Start difference. First operand 976 states and 1253 transitions. Second operand has 24 states, 19 states have (on average 11.578947368421053) internal successors, (220), 24 states have internal predecessors, (220), 16 states have call successors, (49), 2 states have call predecessors, (49), 3 states have return successors, (49), 11 states have call predecessors, (49), 16 states have call successors, (49) [2022-11-03 03:33:31,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:33:31,009 INFO L93 Difference]: Finished difference Result 1469 states and 1892 transitions. [2022-11-03 03:33:31,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-11-03 03:33:31,010 INFO L78 Accepts]: Start accepts. Automaton has has 24 states, 19 states have (on average 11.578947368421053) internal successors, (220), 24 states have internal predecessors, (220), 16 states have call successors, (49), 2 states have call predecessors, (49), 3 states have return successors, (49), 11 states have call predecessors, (49), 16 states have call successors, (49) Word has length 272 [2022-11-03 03:33:31,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:33:31,011 INFO L225 Difference]: With dead ends: 1469 [2022-11-03 03:33:31,011 INFO L226 Difference]: Without dead ends: 740 [2022-11-03 03:33:31,012 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1643 GetRequests, 1600 SyntacticMatches, 4 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=346, Invalid=1294, Unknown=0, NotChecked=0, Total=1640 [2022-11-03 03:33:31,013 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 3079 mSDsluCounter, 1457 mSDsCounter, 0 mSdLazyCounter, 1099 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3079 SdHoareTripleChecker+Valid, 1632 SdHoareTripleChecker+Invalid, 1150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 1099 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2022-11-03 03:33:31,013 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3079 Valid, 1632 Invalid, 1150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 1099 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2022-11-03 03:33:31,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 740 states. [2022-11-03 03:33:31,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 740 to 722. [2022-11-03 03:33:31,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 722 states, 685 states have (on average 1.2788321167883212) internal successors, (876), 685 states have internal predecessors, (876), 35 states have call successors, (35), 1 states have call predecessors, (35), 1 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2022-11-03 03:33:31,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 722 states and 946 transitions. [2022-11-03 03:33:31,132 INFO L78 Accepts]: Start accepts. Automaton has 722 states and 946 transitions. Word has length 272 [2022-11-03 03:33:31,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:33:31,133 INFO L495 AbstractCegarLoop]: Abstraction has 722 states and 946 transitions. [2022-11-03 03:33:31,133 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 19 states have (on average 11.578947368421053) internal successors, (220), 24 states have internal predecessors, (220), 16 states have call successors, (49), 2 states have call predecessors, (49), 3 states have return successors, (49), 11 states have call predecessors, (49), 16 states have call successors, (49) [2022-11-03 03:33:31,133 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 946 transitions. [2022-11-03 03:33:31,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2022-11-03 03:33:31,136 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:33:31,137 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:33:31,166 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (92)] Ended with exit code 0 [2022-11-03 03:33:31,353 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (90)] Ended with exit code 0 [2022-11-03 03:33:31,548 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (91)] Ended with exit code 0 [2022-11-03 03:33:31,737 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 92 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,90 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,91 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt [2022-11-03 03:33:31,738 INFO L420 AbstractCegarLoop]: === Iteration 58 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:33:31,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:33:31,738 INFO L85 PathProgramCache]: Analyzing trace with hash 1112995852, now seen corresponding path program 1 times [2022-11-03 03:33:31,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:33:31,740 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1559376109] [2022-11-03 03:33:31,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:33:31,740 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:33:31,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:33:31,741 INFO L229 MonitoredProcess]: Starting monitored process 93 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:33:31,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (93)] Waiting until timeout for monitored process [2022-11-03 03:33:32,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:33:32,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-03 03:33:32,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:33:33,295 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 605 proven. 22 refuted. 0 times theorem prover too weak. 480 trivial. 0 not checked. [2022-11-03 03:33:33,295 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:33:33,358 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:33:33,358 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1559376109] [2022-11-03 03:33:33,359 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1559376109] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:33:33,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [74825295] [2022-11-03 03:33:33,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:33:33,359 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:33:33,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:33:33,360 INFO L229 MonitoredProcess]: Starting monitored process 94 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:33:33,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (94)] Waiting until timeout for monitored process [2022-11-03 03:33:35,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:33:35,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-03 03:33:35,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:33:36,596 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 605 proven. 50 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2022-11-03 03:33:36,597 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:33:38,609 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 213 proven. 50 refuted. 0 times theorem prover too weak. 844 trivial. 0 not checked. [2022-11-03 03:33:38,609 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [74825295] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:33:38,609 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [38230802] [2022-11-03 03:33:38,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:33:38,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:33:38,610 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:33:38,611 INFO L229 MonitoredProcess]: Starting monitored process 95 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:33:38,612 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (95)] Waiting until timeout for monitored process [2022-11-03 03:33:39,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:33:39,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-03 03:33:39,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:33:40,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 605 proven. 5 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked. [2022-11-03 03:33:40,265 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:33:40,460 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [38230802] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:33:40,460 INFO L184 FreeRefinementEngine]: Found 0 perfect and 4 imperfect interpolant sequences. [2022-11-03 03:33:40,461 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9, 7] total 28 [2022-11-03 03:33:40,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763351602] [2022-11-03 03:33:40,461 INFO L85 oduleStraightlineAll]: Using 4 imperfect interpolants to construct interpolant automaton [2022-11-03 03:33:40,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 28 states [2022-11-03 03:33:40,464 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:33:40,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2022-11-03 03:33:40,464 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=916, Unknown=0, NotChecked=0, Total=992 [2022-11-03 03:33:40,464 INFO L87 Difference]: Start difference. First operand 722 states and 946 transitions. Second operand has 28 states, 28 states have (on average 31.678571428571427) internal successors, (887), 28 states have internal predecessors, (887), 8 states have call successors, (63), 2 states have call predecessors, (63), 2 states have return successors, (63), 8 states have call predecessors, (63), 8 states have call successors, (63) [2022-11-03 03:33:59,909 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:33:59,909 INFO L93 Difference]: Finished difference Result 6876 states and 9074 transitions. [2022-11-03 03:33:59,909 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 115 states. [2022-11-03 03:33:59,909 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 31.678571428571427) internal successors, (887), 28 states have internal predecessors, (887), 8 states have call successors, (63), 2 states have call predecessors, (63), 2 states have return successors, (63), 8 states have call predecessors, (63), 8 states have call successors, (63) Word has length 459 [2022-11-03 03:33:59,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:33:59,915 INFO L225 Difference]: With dead ends: 6876 [2022-11-03 03:33:59,916 INFO L226 Difference]: Without dead ends: 6167 [2022-11-03 03:33:59,920 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2403 GetRequests, 2260 SyntacticMatches, 0 SemanticMatches, 143 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5739 ImplicationChecksByTransitivity, 11.2s TimeCoverageRelationStatistics Valid=4422, Invalid=16458, Unknown=0, NotChecked=0, Total=20880 [2022-11-03 03:33:59,920 INFO L413 NwaCegarLoop]: 1134 mSDtfsCounter, 18208 mSDsluCounter, 14998 mSDsCounter, 0 mSdLazyCounter, 5986 mSolverCounterSat, 1875 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18208 SdHoareTripleChecker+Valid, 16132 SdHoareTripleChecker+Invalid, 7861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1875 IncrementalHoareTripleChecker+Valid, 5986 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.1s IncrementalHoareTripleChecker+Time [2022-11-03 03:33:59,921 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18208 Valid, 16132 Invalid, 7861 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1875 Valid, 5986 Invalid, 0 Unknown, 0 Unchecked, 7.1s Time] [2022-11-03 03:33:59,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6167 states. [2022-11-03 03:34:00,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6167 to 869. [2022-11-03 03:34:00,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 869 states, 825 states have (on average 1.284848484848485) internal successors, (1060), 825 states have internal predecessors, (1060), 42 states have call successors, (42), 1 states have call predecessors, (42), 1 states have return successors, (42), 42 states have call predecessors, (42), 42 states have call successors, (42) [2022-11-03 03:34:00,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 869 states and 1144 transitions. [2022-11-03 03:34:00,228 INFO L78 Accepts]: Start accepts. Automaton has 869 states and 1144 transitions. Word has length 459 [2022-11-03 03:34:00,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:34:00,229 INFO L495 AbstractCegarLoop]: Abstraction has 869 states and 1144 transitions. [2022-11-03 03:34:00,229 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 28 states, 28 states have (on average 31.678571428571427) internal successors, (887), 28 states have internal predecessors, (887), 8 states have call successors, (63), 2 states have call predecessors, (63), 2 states have return successors, (63), 8 states have call predecessors, (63), 8 states have call successors, (63) [2022-11-03 03:34:00,229 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1144 transitions. [2022-11-03 03:34:00,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2022-11-03 03:34:00,233 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:34:00,233 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:34:00,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (95)] Forceful destruction successful, exit code 0 [2022-11-03 03:34:00,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (93)] Forceful destruction successful, exit code 0 [2022-11-03 03:34:00,668 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (94)] Ended with exit code 0 [2022-11-03 03:34:00,856 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 95 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,93 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,94 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt [2022-11-03 03:34:00,857 INFO L420 AbstractCegarLoop]: === Iteration 59 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:34:00,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:34:00,857 INFO L85 PathProgramCache]: Analyzing trace with hash -373707002, now seen corresponding path program 1 times [2022-11-03 03:34:00,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:34:00,860 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1645942433] [2022-11-03 03:34:00,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:34:00,860 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:34:00,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:34:00,861 INFO L229 MonitoredProcess]: Starting monitored process 96 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:34:00,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (96)] Waiting until timeout for monitored process [2022-11-03 03:34:01,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:34:01,803 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:34:01,812 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:34:02,843 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 605 proven. 28 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2022-11-03 03:34:02,843 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:34:02,923 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:34:02,923 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1645942433] [2022-11-03 03:34:02,923 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1645942433] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:34:02,923 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [657448206] [2022-11-03 03:34:02,923 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:34:02,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:34:02,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:34:02,924 INFO L229 MonitoredProcess]: Starting monitored process 97 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:34:02,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (97)] Waiting until timeout for monitored process [2022-11-03 03:34:04,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:34:05,048 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:34:05,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:34:06,415 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 603 proven. 56 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2022-11-03 03:34:06,415 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:34:06,740 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [657448206] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:34:06,740 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1063345521] [2022-11-03 03:34:06,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:34:06,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:34:06,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:34:06,742 INFO L229 MonitoredProcess]: Starting monitored process 98 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:34:06,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (98)] Waiting until timeout for monitored process [2022-11-03 03:34:07,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:34:07,666 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-03 03:34:07,672 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:34:08,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 605 proven. 7 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2022-11-03 03:34:08,499 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:34:08,788 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1063345521] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:34:08,788 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 03:34:08,788 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7, 7] total 19 [2022-11-03 03:34:08,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [465973397] [2022-11-03 03:34:08,788 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 03:34:08,789 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-03 03:34:08,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:34:08,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-03 03:34:08,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=500, Unknown=0, NotChecked=0, Total=552 [2022-11-03 03:34:08,790 INFO L87 Difference]: Start difference. First operand 869 states and 1144 transitions. Second operand has 19 states, 19 states have (on average 37.63157894736842) internal successors, (715), 19 states have internal predecessors, (715), 6 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 6 states have call predecessors, (42), 6 states have call successors, (42) [2022-11-03 03:34:54,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:34:54,362 INFO L93 Difference]: Finished difference Result 17761 states and 23289 transitions. [2022-11-03 03:34:54,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 284 states. [2022-11-03 03:34:54,363 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 37.63157894736842) internal successors, (715), 19 states have internal predecessors, (715), 6 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 6 states have call predecessors, (42), 6 states have call successors, (42) Word has length 459 [2022-11-03 03:34:54,363 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:34:54,379 INFO L225 Difference]: With dead ends: 17761 [2022-11-03 03:34:54,379 INFO L226 Difference]: Without dead ends: 16966 [2022-11-03 03:34:54,392 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2343 GetRequests, 2039 SyntacticMatches, 0 SemanticMatches, 304 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39548 ImplicationChecksByTransitivity, 30.6s TimeCoverageRelationStatistics Valid=14722, Invalid=78608, Unknown=0, NotChecked=0, Total=93330 [2022-11-03 03:34:54,393 INFO L413 NwaCegarLoop]: 1631 mSDtfsCounter, 23546 mSDsluCounter, 13047 mSDsCounter, 0 mSdLazyCounter, 6210 mSolverCounterSat, 3968 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23546 SdHoareTripleChecker+Valid, 14678 SdHoareTripleChecker+Invalid, 10178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3968 IncrementalHoareTripleChecker+Valid, 6210 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2022-11-03 03:34:54,393 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23546 Valid, 14678 Invalid, 10178 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3968 Valid, 6210 Invalid, 0 Unknown, 0 Unchecked, 9.3s Time] [2022-11-03 03:34:54,402 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16966 states. [2022-11-03 03:34:54,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16966 to 1135. [2022-11-03 03:34:54,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1135 states, 1063 states have (on average 1.264346190028222) internal successors, (1344), 1063 states have internal predecessors, (1344), 70 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2022-11-03 03:34:54,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 1135 states and 1484 transitions. [2022-11-03 03:34:54,952 INFO L78 Accepts]: Start accepts. Automaton has 1135 states and 1484 transitions. Word has length 459 [2022-11-03 03:34:54,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:34:54,953 INFO L495 AbstractCegarLoop]: Abstraction has 1135 states and 1484 transitions. [2022-11-03 03:34:54,953 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 37.63157894736842) internal successors, (715), 19 states have internal predecessors, (715), 6 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 6 states have call predecessors, (42), 6 states have call successors, (42) [2022-11-03 03:34:54,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1484 transitions. [2022-11-03 03:34:54,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2022-11-03 03:34:54,957 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:34:54,957 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:34:54,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (98)] Forceful destruction successful, exit code 0 [2022-11-03 03:34:55,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (96)] Forceful destruction successful, exit code 0 [2022-11-03 03:34:55,385 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (97)] Forceful destruction successful, exit code 0 [2022-11-03 03:34:55,572 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 98 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,96 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,97 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt [2022-11-03 03:34:55,573 INFO L420 AbstractCegarLoop]: === Iteration 60 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:34:55,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:34:55,573 INFO L85 PathProgramCache]: Analyzing trace with hash -1440425716, now seen corresponding path program 1 times [2022-11-03 03:34:55,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:34:55,575 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1877340505] [2022-11-03 03:34:55,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:34:55,575 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:34:55,575 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:34:55,576 INFO L229 MonitoredProcess]: Starting monitored process 99 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:34:55,577 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (99)] Waiting until timeout for monitored process [2022-11-03 03:34:56,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:34:56,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:34:56,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:34:57,534 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 605 proven. 30 refuted. 0 times theorem prover too weak. 472 trivial. 0 not checked. [2022-11-03 03:34:57,534 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:34:57,614 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:34:57,614 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1877340505] [2022-11-03 03:34:57,614 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1877340505] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:34:57,614 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [49019762] [2022-11-03 03:34:57,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:34:57,614 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:34:57,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:34:57,615 INFO L229 MonitoredProcess]: Starting monitored process 100 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:34:57,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (100)] Waiting until timeout for monitored process [2022-11-03 03:34:59,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:34:59,630 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:34:59,637 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:35:01,054 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 595 proven. 64 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2022-11-03 03:35:01,054 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:35:01,430 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [49019762] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:35:01,430 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [166844345] [2022-11-03 03:35:01,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:35:01,431 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:35:01,431 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:35:01,432 INFO L229 MonitoredProcess]: Starting monitored process 101 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:35:01,433 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (101)] Waiting until timeout for monitored process [2022-11-03 03:35:02,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:35:02,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 29 conjunts are in the unsatisfiable core [2022-11-03 03:35:02,376 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:35:03,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 632 proven. 16 refuted. 0 times theorem prover too weak. 459 trivial. 0 not checked. [2022-11-03 03:35:03,476 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:35:04,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 240 proven. 0 refuted. 0 times theorem prover too weak. 867 trivial. 0 not checked. [2022-11-03 03:35:04,162 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [166844345] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-03 03:35:04,162 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-03 03:35:04,162 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [9, 8, 13] total 33 [2022-11-03 03:35:04,163 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1498943576] [2022-11-03 03:35:04,163 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:35:04,163 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-03 03:35:04,164 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:35:04,164 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-03 03:35:04,164 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=100, Invalid=1160, Unknown=0, NotChecked=0, Total=1260 [2022-11-03 03:35:04,164 INFO L87 Difference]: Start difference. First operand 1135 states and 1484 transitions. Second operand has 11 states, 11 states have (on average 31.181818181818183) internal successors, (343), 11 states have internal predecessors, (343), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:35:06,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:35:06,868 INFO L93 Difference]: Finished difference Result 7016 states and 9275 transitions. [2022-11-03 03:35:06,868 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-03 03:35:06,868 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 31.181818181818183) internal successors, (343), 11 states have internal predecessors, (343), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 459 [2022-11-03 03:35:06,869 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:35:06,875 INFO L225 Difference]: With dead ends: 7016 [2022-11-03 03:35:06,875 INFO L226 Difference]: Without dead ends: 5963 [2022-11-03 03:35:06,876 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2310 GetRequests, 2266 SyntacticMatches, 0 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=177, Invalid=1893, Unknown=0, NotChecked=0, Total=2070 [2022-11-03 03:35:06,877 INFO L413 NwaCegarLoop]: 701 mSDtfsCounter, 1371 mSDsluCounter, 3891 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1385 SdHoareTripleChecker+Valid, 4592 SdHoareTripleChecker+Invalid, 195 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 56 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 03:35:06,877 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1385 Valid, 4592 Invalid, 195 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 73 Invalid, 0 Unknown, 56 Unchecked, 0.1s Time] [2022-11-03 03:35:06,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5963 states. [2022-11-03 03:35:07,343 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5963 to 1261. [2022-11-03 03:35:07,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1261 states, 1189 states have (on average 1.27838519764508) internal successors, (1520), 1189 states have internal predecessors, (1520), 70 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2022-11-03 03:35:07,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 1261 states and 1660 transitions. [2022-11-03 03:35:07,345 INFO L78 Accepts]: Start accepts. Automaton has 1261 states and 1660 transitions. Word has length 459 [2022-11-03 03:35:07,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:35:07,345 INFO L495 AbstractCegarLoop]: Abstraction has 1261 states and 1660 transitions. [2022-11-03 03:35:07,346 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 31.181818181818183) internal successors, (343), 11 states have internal predecessors, (343), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:35:07,346 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1660 transitions. [2022-11-03 03:35:07,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2022-11-03 03:35:07,349 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:35:07,349 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:35:07,382 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (101)] Forceful destruction successful, exit code 0 [2022-11-03 03:35:07,578 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (100)] Ended with exit code 0 [2022-11-03 03:35:07,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (99)] Forceful destruction successful, exit code 0 [2022-11-03 03:35:07,964 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 101 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,100 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,99 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:35:07,965 INFO L420 AbstractCegarLoop]: === Iteration 61 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:35:07,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:35:07,965 INFO L85 PathProgramCache]: Analyzing trace with hash 1129699342, now seen corresponding path program 1 times [2022-11-03 03:35:07,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:35:07,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1359645536] [2022-11-03 03:35:07,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:35:07,967 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:35:07,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:35:07,968 INFO L229 MonitoredProcess]: Starting monitored process 102 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:35:07,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (102)] Waiting until timeout for monitored process [2022-11-03 03:35:08,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:35:08,897 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:35:08,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:35:09,928 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 605 proven. 30 refuted. 0 times theorem prover too weak. 472 trivial. 0 not checked. [2022-11-03 03:35:09,929 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:35:10,019 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:35:10,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1359645536] [2022-11-03 03:35:10,019 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1359645536] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:35:10,019 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1795864687] [2022-11-03 03:35:10,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:35:10,019 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:35:10,019 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:35:10,020 INFO L229 MonitoredProcess]: Starting monitored process 103 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:35:10,022 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (103)] Waiting until timeout for monitored process [2022-11-03 03:35:12,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:35:12,085 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:35:12,092 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:35:13,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 595 proven. 64 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2022-11-03 03:35:13,486 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:35:13,860 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1795864687] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:35:13,860 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [790929874] [2022-11-03 03:35:13,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:35:13,861 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:35:13,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:35:13,861 INFO L229 MonitoredProcess]: Starting monitored process 104 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:35:13,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (104)] Waiting until timeout for monitored process [2022-11-03 03:35:14,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:35:14,721 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 29 conjunts are in the unsatisfiable core [2022-11-03 03:35:14,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:35:16,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 621 proven. 29 refuted. 0 times theorem prover too weak. 457 trivial. 0 not checked. [2022-11-03 03:35:16,098 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:35:16,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 865 trivial. 0 not checked. [2022-11-03 03:35:16,827 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [790929874] provided 1 perfect and 1 imperfect interpolant sequences [2022-11-03 03:35:16,827 INFO L184 FreeRefinementEngine]: Found 1 perfect and 3 imperfect interpolant sequences. [2022-11-03 03:35:16,828 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [9, 8, 14] total 34 [2022-11-03 03:35:16,828 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2064592433] [2022-11-03 03:35:16,828 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 03:35:16,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-11-03 03:35:16,829 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:35:16,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-11-03 03:35:16,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=1205, Unknown=0, NotChecked=0, Total=1332 [2022-11-03 03:35:16,830 INFO L87 Difference]: Start difference. First operand 1261 states and 1660 transitions. Second operand has 11 states, 11 states have (on average 31.272727272727273) internal successors, (344), 11 states have internal predecessors, (344), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:35:19,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:35:19,654 INFO L93 Difference]: Finished difference Result 7260 states and 9604 transitions. [2022-11-03 03:35:19,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-11-03 03:35:19,655 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 31.272727272727273) internal successors, (344), 11 states have internal predecessors, (344), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 459 [2022-11-03 03:35:19,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:35:19,664 INFO L225 Difference]: With dead ends: 7260 [2022-11-03 03:35:19,664 INFO L226 Difference]: Without dead ends: 6105 [2022-11-03 03:35:19,666 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2310 GetRequests, 2264 SyntacticMatches, 1 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 227 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=204, Invalid=1958, Unknown=0, NotChecked=0, Total=2162 [2022-11-03 03:35:19,667 INFO L413 NwaCegarLoop]: 681 mSDtfsCounter, 1361 mSDsluCounter, 3544 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1375 SdHoareTripleChecker+Valid, 4225 SdHoareTripleChecker+Invalid, 464 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 325 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 03:35:19,667 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1375 Valid, 4225 Invalid, 464 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 73 Invalid, 0 Unknown, 325 Unchecked, 0.1s Time] [2022-11-03 03:35:19,671 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6105 states. [2022-11-03 03:35:20,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6105 to 1451. [2022-11-03 03:35:20,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1451 states, 1379 states have (on average 1.290065264684554) internal successors, (1779), 1379 states have internal predecessors, (1779), 70 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2022-11-03 03:35:20,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1451 states and 1919 transitions. [2022-11-03 03:35:20,174 INFO L78 Accepts]: Start accepts. Automaton has 1451 states and 1919 transitions. Word has length 459 [2022-11-03 03:35:20,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:35:20,174 INFO L495 AbstractCegarLoop]: Abstraction has 1451 states and 1919 transitions. [2022-11-03 03:35:20,174 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 31.272727272727273) internal successors, (344), 11 states have internal predecessors, (344), 2 states have call successors, (14), 1 states have call predecessors, (14), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-03 03:35:20,174 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1919 transitions. [2022-11-03 03:35:20,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2022-11-03 03:35:20,177 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:35:20,177 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:35:20,192 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (103)] Forceful destruction successful, exit code 0 [2022-11-03 03:35:20,405 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (104)] Ended with exit code 0 [2022-11-03 03:35:20,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (102)] Ended with exit code 0 [2022-11-03 03:35:20,778 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 103 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,104 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,102 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:35:20,778 INFO L420 AbstractCegarLoop]: === Iteration 62 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:35:20,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:35:20,779 INFO L85 PathProgramCache]: Analyzing trace with hash -1151422576, now seen corresponding path program 1 times [2022-11-03 03:35:20,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:35:20,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1156223714] [2022-11-03 03:35:20,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:35:20,781 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:35:20,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:35:20,781 INFO L229 MonitoredProcess]: Starting monitored process 105 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:35:20,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (105)] Waiting until timeout for monitored process [2022-11-03 03:35:21,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:35:21,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:35:21,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:35:22,800 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 605 proven. 30 refuted. 0 times theorem prover too weak. 472 trivial. 0 not checked. [2022-11-03 03:35:22,800 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:35:22,885 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:35:22,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1156223714] [2022-11-03 03:35:22,886 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1156223714] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:35:22,886 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [643430710] [2022-11-03 03:35:22,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:35:22,886 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:35:22,887 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:35:22,889 INFO L229 MonitoredProcess]: Starting monitored process 106 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:35:22,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (106)] Waiting until timeout for monitored process [2022-11-03 03:35:24,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:35:24,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:35:24,947 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:35:26,343 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 595 proven. 64 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2022-11-03 03:35:26,343 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:35:26,739 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [643430710] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:35:26,739 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [209080736] [2022-11-03 03:35:26,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:35:26,740 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:35:26,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:35:26,741 INFO L229 MonitoredProcess]: Starting monitored process 107 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:35:26,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (107)] Waiting until timeout for monitored process [2022-11-03 03:35:27,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:35:27,596 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:35:27,602 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:35:29,555 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 605 proven. 13 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2022-11-03 03:35:29,555 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:35:29,779 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [209080736] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:35:29,779 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 03:35:29,779 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 7] total 20 [2022-11-03 03:35:29,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1841908776] [2022-11-03 03:35:29,780 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 03:35:29,781 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-11-03 03:35:29,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:35:29,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-11-03 03:35:29,781 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=591, Unknown=0, NotChecked=0, Total=650 [2022-11-03 03:35:29,782 INFO L87 Difference]: Start difference. First operand 1451 states and 1919 transitions. Second operand has 20 states, 20 states have (on average 36.1) internal successors, (722), 20 states have internal predecessors, (722), 6 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 6 states have call predecessors, (42), 6 states have call successors, (42) [2022-11-03 03:35:56,039 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:35:56,039 INFO L93 Difference]: Finished difference Result 12203 states and 15956 transitions. [2022-11-03 03:35:56,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 161 states. [2022-11-03 03:35:56,040 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 36.1) internal successors, (722), 20 states have internal predecessors, (722), 6 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 6 states have call predecessors, (42), 6 states have call successors, (42) Word has length 459 [2022-11-03 03:35:56,040 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:35:56,053 INFO L225 Difference]: With dead ends: 12203 [2022-11-03 03:35:56,053 INFO L226 Difference]: Without dead ends: 10840 [2022-11-03 03:35:56,060 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2220 GetRequests, 2037 SyntacticMatches, 0 SemanticMatches, 183 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12458 ImplicationChecksByTransitivity, 16.3s TimeCoverageRelationStatistics Valid=6473, Invalid=27567, Unknown=0, NotChecked=0, Total=34040 [2022-11-03 03:35:56,061 INFO L413 NwaCegarLoop]: 1089 mSDtfsCounter, 22590 mSDsluCounter, 8304 mSDsCounter, 0 mSdLazyCounter, 4823 mSolverCounterSat, 3173 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22590 SdHoareTripleChecker+Valid, 9393 SdHoareTripleChecker+Invalid, 7996 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3173 IncrementalHoareTripleChecker+Valid, 4823 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.3s IncrementalHoareTripleChecker+Time [2022-11-03 03:35:56,061 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22590 Valid, 9393 Invalid, 7996 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3173 Valid, 4823 Invalid, 0 Unknown, 0 Unchecked, 6.3s Time] [2022-11-03 03:35:56,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10840 states. [2022-11-03 03:35:56,528 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10840 to 1363. [2022-11-03 03:35:56,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1363 states, 1291 states have (on average 1.2757552285050349) internal successors, (1647), 1291 states have internal predecessors, (1647), 70 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2022-11-03 03:35:56,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1363 states and 1787 transitions. [2022-11-03 03:35:56,531 INFO L78 Accepts]: Start accepts. Automaton has 1363 states and 1787 transitions. Word has length 459 [2022-11-03 03:35:56,531 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:35:56,531 INFO L495 AbstractCegarLoop]: Abstraction has 1363 states and 1787 transitions. [2022-11-03 03:35:56,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 36.1) internal successors, (722), 20 states have internal predecessors, (722), 6 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 6 states have call predecessors, (42), 6 states have call successors, (42) [2022-11-03 03:35:56,532 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 1787 transitions. [2022-11-03 03:35:56,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2022-11-03 03:35:56,563 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:35:56,564 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:35:56,598 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (107)] Forceful destruction successful, exit code 0 [2022-11-03 03:35:56,788 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (105)] Ended with exit code 0 [2022-11-03 03:35:56,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (106)] Ended with exit code 0 [2022-11-03 03:35:57,164 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 107 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,105 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,106 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt [2022-11-03 03:35:57,165 INFO L420 AbstractCegarLoop]: === Iteration 63 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:35:57,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:35:57,166 INFO L85 PathProgramCache]: Analyzing trace with hash -1880800494, now seen corresponding path program 1 times [2022-11-03 03:35:57,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:35:57,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [754307672] [2022-11-03 03:35:57,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:35:57,168 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:35:57,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:35:57,168 INFO L229 MonitoredProcess]: Starting monitored process 108 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:35:57,169 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (108)] Waiting until timeout for monitored process [2022-11-03 03:35:58,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:35:58,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-03 03:35:58,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:35:58,945 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 605 proven. 38 refuted. 0 times theorem prover too weak. 464 trivial. 0 not checked. [2022-11-03 03:35:58,945 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:35:59,062 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:35:59,062 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [754307672] [2022-11-03 03:35:59,062 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [754307672] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:35:59,062 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [577179059] [2022-11-03 03:35:59,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:35:59,063 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:35:59,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:35:59,064 INFO L229 MonitoredProcess]: Starting monitored process 109 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:35:59,066 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (109)] Waiting until timeout for monitored process [2022-11-03 03:36:01,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:36:01,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:36:01,175 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:36:02,539 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 591 proven. 68 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2022-11-03 03:36:02,539 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:36:02,971 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [577179059] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:36:02,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [842646360] [2022-11-03 03:36:02,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:36:02,972 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:36:02,972 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:36:02,977 INFO L229 MonitoredProcess]: Starting monitored process 110 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:36:02,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (110)] Waiting until timeout for monitored process [2022-11-03 03:36:03,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:36:03,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-03 03:36:03,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:36:05,153 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 605 proven. 11 refuted. 0 times theorem prover too weak. 491 trivial. 0 not checked. [2022-11-03 03:36:05,153 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:36:05,417 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [842646360] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:36:05,417 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 03:36:05,418 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 7] total 20 [2022-11-03 03:36:05,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2018052666] [2022-11-03 03:36:05,418 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 03:36:05,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-11-03 03:36:05,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:36:05,420 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-11-03 03:36:05,420 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=591, Unknown=0, NotChecked=0, Total=650 [2022-11-03 03:36:05,420 INFO L87 Difference]: Start difference. First operand 1363 states and 1787 transitions. Second operand has 20 states, 20 states have (on average 36.6) internal successors, (732), 20 states have internal predecessors, (732), 6 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 6 states have call predecessors, (42), 6 states have call successors, (42) [2022-11-03 03:36:23,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:36:23,941 INFO L93 Difference]: Finished difference Result 11377 states and 14850 transitions. [2022-11-03 03:36:23,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2022-11-03 03:36:23,941 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 36.6) internal successors, (732), 20 states have internal predecessors, (732), 6 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 6 states have call predecessors, (42), 6 states have call successors, (42) Word has length 459 [2022-11-03 03:36:23,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:36:23,952 INFO L225 Difference]: With dead ends: 11377 [2022-11-03 03:36:23,953 INFO L226 Difference]: Without dead ends: 10136 [2022-11-03 03:36:23,957 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2173 GetRequests, 2037 SyntacticMatches, 0 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5795 ImplicationChecksByTransitivity, 10.8s TimeCoverageRelationStatistics Valid=3672, Invalid=15234, Unknown=0, NotChecked=0, Total=18906 [2022-11-03 03:36:23,958 INFO L413 NwaCegarLoop]: 988 mSDtfsCounter, 17449 mSDsluCounter, 9426 mSDsCounter, 0 mSdLazyCounter, 4051 mSolverCounterSat, 1643 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17449 SdHoareTripleChecker+Valid, 10414 SdHoareTripleChecker+Invalid, 5694 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1643 IncrementalHoareTripleChecker+Valid, 4051 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.7s IncrementalHoareTripleChecker+Time [2022-11-03 03:36:23,958 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17449 Valid, 10414 Invalid, 5694 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1643 Valid, 4051 Invalid, 0 Unknown, 0 Unchecked, 4.7s Time] [2022-11-03 03:36:23,964 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10136 states. [2022-11-03 03:36:24,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10136 to 1307. [2022-11-03 03:36:24,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1307 states, 1235 states have (on average 1.265587044534413) internal successors, (1563), 1235 states have internal predecessors, (1563), 70 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2022-11-03 03:36:24,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 1307 states and 1703 transitions. [2022-11-03 03:36:24,440 INFO L78 Accepts]: Start accepts. Automaton has 1307 states and 1703 transitions. Word has length 459 [2022-11-03 03:36:24,440 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:36:24,440 INFO L495 AbstractCegarLoop]: Abstraction has 1307 states and 1703 transitions. [2022-11-03 03:36:24,440 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 36.6) internal successors, (732), 20 states have internal predecessors, (732), 6 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 6 states have call predecessors, (42), 6 states have call successors, (42) [2022-11-03 03:36:24,441 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 1703 transitions. [2022-11-03 03:36:24,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2022-11-03 03:36:24,445 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:36:24,445 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:36:24,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (108)] Forceful destruction successful, exit code 0 [2022-11-03 03:36:24,664 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (109)] Forceful destruction successful, exit code 0 [2022-11-03 03:36:24,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (110)] Ended with exit code 0 [2022-11-03 03:36:25,051 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 108 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,109 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,110 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:36:25,051 INFO L420 AbstractCegarLoop]: === Iteration 64 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:36:25,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:36:25,052 INFO L85 PathProgramCache]: Analyzing trace with hash 1540726166, now seen corresponding path program 1 times [2022-11-03 03:36:25,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:36:25,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [91988512] [2022-11-03 03:36:25,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:36:25,054 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:36:25,054 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:36:25,055 INFO L229 MonitoredProcess]: Starting monitored process 111 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:36:25,056 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (111)] Waiting until timeout for monitored process [2022-11-03 03:36:25,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:36:25,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-03 03:36:25,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:36:26,655 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 605 proven. 42 refuted. 0 times theorem prover too weak. 460 trivial. 0 not checked. [2022-11-03 03:36:26,655 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:36:26,761 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:36:26,761 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [91988512] [2022-11-03 03:36:26,761 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [91988512] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:36:26,761 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [937625733] [2022-11-03 03:36:26,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:36:26,761 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:36:26,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:36:26,762 INFO L229 MonitoredProcess]: Starting monitored process 112 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:36:26,764 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (112)] Waiting until timeout for monitored process [2022-11-03 03:36:28,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:36:28,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:36:28,795 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:36:30,149 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 587 proven. 72 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2022-11-03 03:36:30,149 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:36:30,566 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [937625733] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:36:30,566 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1300852686] [2022-11-03 03:36:30,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:36:30,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:36:30,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:36:30,568 INFO L229 MonitoredProcess]: Starting monitored process 113 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:36:30,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (113)] Waiting until timeout for monitored process [2022-11-03 03:36:31,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:36:31,422 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-03 03:36:31,428 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:36:32,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 605 proven. 13 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2022-11-03 03:36:32,696 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:36:32,974 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1300852686] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:36:32,974 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 03:36:32,974 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 7] total 20 [2022-11-03 03:36:32,975 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629249274] [2022-11-03 03:36:32,975 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 03:36:32,976 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-11-03 03:36:32,976 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:36:32,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-11-03 03:36:32,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=585, Unknown=0, NotChecked=0, Total=650 [2022-11-03 03:36:32,977 INFO L87 Difference]: Start difference. First operand 1307 states and 1703 transitions. Second operand has 20 states, 20 states have (on average 37.05) internal successors, (741), 20 states have internal predecessors, (741), 6 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 6 states have call predecessors, (42), 6 states have call successors, (42) [2022-11-03 03:36:49,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:36:49,391 INFO L93 Difference]: Finished difference Result 11219 states and 14592 transitions. [2022-11-03 03:36:49,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 114 states. [2022-11-03 03:36:49,391 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 37.05) internal successors, (741), 20 states have internal predecessors, (741), 6 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 6 states have call predecessors, (42), 6 states have call successors, (42) Word has length 459 [2022-11-03 03:36:49,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:36:49,400 INFO L225 Difference]: With dead ends: 11219 [2022-11-03 03:36:49,400 INFO L226 Difference]: Without dead ends: 10026 [2022-11-03 03:36:49,403 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2173 GetRequests, 2037 SyntacticMatches, 0 SemanticMatches, 136 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5811 ImplicationChecksByTransitivity, 8.9s TimeCoverageRelationStatistics Valid=3678, Invalid=15228, Unknown=0, NotChecked=0, Total=18906 [2022-11-03 03:36:49,403 INFO L413 NwaCegarLoop]: 934 mSDtfsCounter, 17696 mSDsluCounter, 8770 mSDsCounter, 0 mSdLazyCounter, 3968 mSolverCounterSat, 1656 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17696 SdHoareTripleChecker+Valid, 9704 SdHoareTripleChecker+Invalid, 5624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1656 IncrementalHoareTripleChecker+Valid, 3968 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.4s IncrementalHoareTripleChecker+Time [2022-11-03 03:36:49,403 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17696 Valid, 9704 Invalid, 5624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1656 Valid, 3968 Invalid, 0 Unknown, 0 Unchecked, 4.4s Time] [2022-11-03 03:36:49,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10026 states. [2022-11-03 03:36:49,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10026 to 1335. [2022-11-03 03:36:49,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1335 states, 1263 states have (on average 1.2660332541567696) internal successors, (1599), 1263 states have internal predecessors, (1599), 70 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2022-11-03 03:36:49,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 1335 states and 1739 transitions. [2022-11-03 03:36:49,814 INFO L78 Accepts]: Start accepts. Automaton has 1335 states and 1739 transitions. Word has length 459 [2022-11-03 03:36:49,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:36:49,815 INFO L495 AbstractCegarLoop]: Abstraction has 1335 states and 1739 transitions. [2022-11-03 03:36:49,815 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 37.05) internal successors, (741), 20 states have internal predecessors, (741), 6 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 6 states have call predecessors, (42), 6 states have call successors, (42) [2022-11-03 03:36:49,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1335 states and 1739 transitions. [2022-11-03 03:36:49,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2022-11-03 03:36:49,819 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:36:49,820 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:36:49,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (112)] Forceful destruction successful, exit code 0 [2022-11-03 03:36:50,061 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (113)] Ended with exit code 0 [2022-11-03 03:36:50,254 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (111)] Forceful destruction successful, exit code 0 [2022-11-03 03:36:50,436 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 112 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,113 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,111 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:36:50,436 INFO L420 AbstractCegarLoop]: === Iteration 65 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:36:50,437 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:36:50,437 INFO L85 PathProgramCache]: Analyzing trace with hash -2059607908, now seen corresponding path program 1 times [2022-11-03 03:36:50,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:36:50,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [745589785] [2022-11-03 03:36:50,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:36:50,438 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:36:50,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:36:50,439 INFO L229 MonitoredProcess]: Starting monitored process 114 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:36:50,440 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (114)] Waiting until timeout for monitored process [2022-11-03 03:36:51,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:36:51,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:36:51,370 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:36:52,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 605 proven. 44 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2022-11-03 03:36:52,393 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:36:52,530 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:36:52,530 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [745589785] [2022-11-03 03:36:52,530 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [745589785] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:36:52,531 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [457845486] [2022-11-03 03:36:52,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:36:52,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:36:52,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:36:52,532 INFO L229 MonitoredProcess]: Starting monitored process 115 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:36:52,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (115)] Waiting until timeout for monitored process [2022-11-03 03:36:54,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:36:54,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 20 conjunts are in the unsatisfiable core [2022-11-03 03:36:54,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:36:56,761 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 583 proven. 76 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2022-11-03 03:36:56,761 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:36:57,249 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [457845486] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:36:57,249 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1371484601] [2022-11-03 03:36:57,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:36:57,249 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:36:57,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:36:57,250 INFO L229 MonitoredProcess]: Starting monitored process 116 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:36:57,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (116)] Waiting until timeout for monitored process [2022-11-03 03:36:58,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:36:58,102 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-03 03:36:58,107 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:36:59,713 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 605 proven. 44 refuted. 0 times theorem prover too weak. 458 trivial. 0 not checked. [2022-11-03 03:36:59,713 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:37:00,475 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 213 proven. 44 refuted. 0 times theorem prover too weak. 850 trivial. 0 not checked. [2022-11-03 03:37:00,475 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1371484601] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 03:37:00,475 INFO L184 FreeRefinementEngine]: Found 0 perfect and 4 imperfect interpolant sequences. [2022-11-03 03:37:00,476 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8, 9, 9] total 25 [2022-11-03 03:37:00,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375445213] [2022-11-03 03:37:00,476 INFO L85 oduleStraightlineAll]: Using 4 imperfect interpolants to construct interpolant automaton [2022-11-03 03:37:00,477 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-11-03 03:37:00,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:37:00,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-11-03 03:37:00,477 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=681, Unknown=0, NotChecked=0, Total=756 [2022-11-03 03:37:00,477 INFO L87 Difference]: Start difference. First operand 1335 states and 1739 transitions. Second operand has 25 states, 25 states have (on average 37.44) internal successors, (936), 25 states have internal predecessors, (936), 9 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (70), 9 states have call predecessors, (70), 9 states have call successors, (70) [2022-11-03 03:37:07,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:37:07,991 INFO L93 Difference]: Finished difference Result 8030 states and 10372 transitions. [2022-11-03 03:37:07,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 60 states. [2022-11-03 03:37:07,992 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 25 states have (on average 37.44) internal successors, (936), 25 states have internal predecessors, (936), 9 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (70), 9 states have call predecessors, (70), 9 states have call successors, (70) Word has length 459 [2022-11-03 03:37:07,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:37:07,997 INFO L225 Difference]: With dead ends: 8030 [2022-11-03 03:37:07,997 INFO L226 Difference]: Without dead ends: 7118 [2022-11-03 03:37:07,999 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2348 GetRequests, 2264 SyntacticMatches, 0 SemanticMatches, 84 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1651 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=1547, Invalid=5763, Unknown=0, NotChecked=0, Total=7310 [2022-11-03 03:37:07,999 INFO L413 NwaCegarLoop]: 892 mSDtfsCounter, 8906 mSDsluCounter, 7581 mSDsCounter, 0 mSdLazyCounter, 3014 mSolverCounterSat, 769 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8906 SdHoareTripleChecker+Valid, 8473 SdHoareTripleChecker+Invalid, 3783 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 769 IncrementalHoareTripleChecker+Valid, 3014 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2022-11-03 03:37:07,999 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8906 Valid, 8473 Invalid, 3783 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [769 Valid, 3014 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2022-11-03 03:37:08,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7118 states. [2022-11-03 03:37:08,358 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7118 to 1343. [2022-11-03 03:37:08,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1343 states, 1271 states have (on average 1.2635719905586154) internal successors, (1606), 1271 states have internal predecessors, (1606), 70 states have call successors, (70), 1 states have call predecessors, (70), 1 states have return successors, (70), 70 states have call predecessors, (70), 70 states have call successors, (70) [2022-11-03 03:37:08,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 1343 states and 1746 transitions. [2022-11-03 03:37:08,361 INFO L78 Accepts]: Start accepts. Automaton has 1343 states and 1746 transitions. Word has length 459 [2022-11-03 03:37:08,361 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:37:08,361 INFO L495 AbstractCegarLoop]: Abstraction has 1343 states and 1746 transitions. [2022-11-03 03:37:08,361 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 37.44) internal successors, (936), 25 states have internal predecessors, (936), 9 states have call successors, (70), 2 states have call predecessors, (70), 2 states have return successors, (70), 9 states have call predecessors, (70), 9 states have call successors, (70) [2022-11-03 03:37:08,361 INFO L276 IsEmpty]: Start isEmpty. Operand 1343 states and 1746 transitions. [2022-11-03 03:37:08,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2022-11-03 03:37:08,364 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:37:08,364 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:37:08,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (114)] Ended with exit code 0 [2022-11-03 03:37:08,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (116)] Forceful destruction successful, exit code 0 [2022-11-03 03:37:08,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (115)] Ended with exit code 0 [2022-11-03 03:37:08,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 114 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,116 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,115 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt [2022-11-03 03:37:08,965 INFO L420 AbstractCegarLoop]: === Iteration 66 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:37:08,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:37:08,966 INFO L85 PathProgramCache]: Analyzing trace with hash 1111618976, now seen corresponding path program 1 times [2022-11-03 03:37:08,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:37:08,967 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1577613059] [2022-11-03 03:37:08,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:37:08,967 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:37:08,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:37:08,968 INFO L229 MonitoredProcess]: Starting monitored process 117 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:37:08,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (117)] Waiting until timeout for monitored process [2022-11-03 03:37:09,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:37:09,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-03 03:37:09,899 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:37:11,176 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 575 proven. 84 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2022-11-03 03:37:11,176 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:37:11,642 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:37:11,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1577613059] [2022-11-03 03:37:11,643 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1577613059] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:37:11,643 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1546051474] [2022-11-03 03:37:11,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:37:11,643 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:37:11,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:37:11,644 INFO L229 MonitoredProcess]: Starting monitored process 118 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:37:11,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (118)] Waiting until timeout for monitored process [2022-11-03 03:37:13,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:37:13,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-03 03:37:13,675 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:37:15,231 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 575 proven. 84 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2022-11-03 03:37:15,232 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:37:15,704 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1546051474] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:37:15,704 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [412531925] [2022-11-03 03:37:15,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:37:15,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:37:15,704 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:37:15,705 INFO L229 MonitoredProcess]: Starting monitored process 119 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:37:15,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (119)] Waiting until timeout for monitored process [2022-11-03 03:37:16,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:37:16,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 28 conjunts are in the unsatisfiable core [2022-11-03 03:37:16,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:37:18,695 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 68 proven. 199 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2022-11-03 03:37:18,695 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:37:18,759 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [412531925] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:37:18,759 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 03:37:18,760 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 14] total 20 [2022-11-03 03:37:18,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529663317] [2022-11-03 03:37:18,760 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 03:37:18,762 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2022-11-03 03:37:18,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:37:18,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2022-11-03 03:37:18,762 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=456, Unknown=0, NotChecked=0, Total=506 [2022-11-03 03:37:18,762 INFO L87 Difference]: Start difference. First operand 1343 states and 1746 transitions. Second operand has 20 states, 20 states have (on average 33.9) internal successors, (678), 20 states have internal predecessors, (678), 6 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 6 states have call predecessors, (42), 6 states have call successors, (42) [2022-11-03 03:37:23,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:37:23,023 INFO L93 Difference]: Finished difference Result 4701 states and 6096 transitions. [2022-11-03 03:37:23,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-11-03 03:37:23,023 INFO L78 Accepts]: Start accepts. Automaton has has 20 states, 20 states have (on average 33.9) internal successors, (678), 20 states have internal predecessors, (678), 6 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 6 states have call predecessors, (42), 6 states have call successors, (42) Word has length 459 [2022-11-03 03:37:23,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:37:23,027 INFO L225 Difference]: With dead ends: 4701 [2022-11-03 03:37:23,027 INFO L226 Difference]: Without dead ends: 3787 [2022-11-03 03:37:23,029 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1918 GetRequests, 1857 SyntacticMatches, 1 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 568 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=763, Invalid=3019, Unknown=0, NotChecked=0, Total=3782 [2022-11-03 03:37:23,030 INFO L413 NwaCegarLoop]: 561 mSDtfsCounter, 2198 mSDsluCounter, 8194 mSDsCounter, 0 mSdLazyCounter, 1460 mSolverCounterSat, 201 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2205 SdHoareTripleChecker+Valid, 8755 SdHoareTripleChecker+Invalid, 2576 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 201 IncrementalHoareTripleChecker+Valid, 1460 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 915 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-11-03 03:37:23,030 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2205 Valid, 8755 Invalid, 2576 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [201 Valid, 1460 Invalid, 0 Unknown, 915 Unchecked, 1.6s Time] [2022-11-03 03:37:23,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3787 states. [2022-11-03 03:37:23,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3787 to 2061. [2022-11-03 03:37:23,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2061 states, 1933 states have (on average 1.2441800310398345) internal successors, (2405), 1933 states have internal predecessors, (2405), 126 states have call successors, (126), 1 states have call predecessors, (126), 1 states have return successors, (126), 126 states have call predecessors, (126), 126 states have call successors, (126) [2022-11-03 03:37:23,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2061 states to 2061 states and 2657 transitions. [2022-11-03 03:37:23,716 INFO L78 Accepts]: Start accepts. Automaton has 2061 states and 2657 transitions. Word has length 459 [2022-11-03 03:37:23,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:37:23,716 INFO L495 AbstractCegarLoop]: Abstraction has 2061 states and 2657 transitions. [2022-11-03 03:37:23,717 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 33.9) internal successors, (678), 20 states have internal predecessors, (678), 6 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 6 states have call predecessors, (42), 6 states have call successors, (42) [2022-11-03 03:37:23,717 INFO L276 IsEmpty]: Start isEmpty. Operand 2061 states and 2657 transitions. [2022-11-03 03:37:23,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2022-11-03 03:37:23,719 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:37:23,720 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:37:23,746 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (119)] Ended with exit code 0 [2022-11-03 03:37:23,939 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (117)] Ended with exit code 0 [2022-11-03 03:37:24,132 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (118)] Ended with exit code 0 [2022-11-03 03:37:24,320 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 119 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,117 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,118 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt [2022-11-03 03:37:24,320 INFO L420 AbstractCegarLoop]: === Iteration 67 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:37:24,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:37:24,321 INFO L85 PathProgramCache]: Analyzing trace with hash 1779000866, now seen corresponding path program 1 times [2022-11-03 03:37:24,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:37:24,322 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2070540312] [2022-11-03 03:37:24,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:37:24,323 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:37:24,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:37:24,323 INFO L229 MonitoredProcess]: Starting monitored process 120 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:37:24,324 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (120)] Waiting until timeout for monitored process [2022-11-03 03:37:25,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:37:25,257 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:37:25,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:37:26,698 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 567 proven. 92 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2022-11-03 03:37:26,699 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:37:27,172 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:37:27,172 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2070540312] [2022-11-03 03:37:27,172 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2070540312] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:37:27,173 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1987570174] [2022-11-03 03:37:27,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:37:27,173 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:37:27,173 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:37:27,174 INFO L229 MonitoredProcess]: Starting monitored process 121 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:37:27,175 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (121)] Waiting until timeout for monitored process [2022-11-03 03:37:29,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:37:29,228 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:37:29,235 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:37:30,607 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 567 proven. 92 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2022-11-03 03:37:30,608 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:37:31,076 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1987570174] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:37:31,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1142486196] [2022-11-03 03:37:31,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:37:31,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:37:31,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:37:31,077 INFO L229 MonitoredProcess]: Starting monitored process 122 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:37:31,078 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (122)] Waiting until timeout for monitored process [2022-11-03 03:37:31,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:37:31,956 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 28 conjunts are in the unsatisfiable core [2022-11-03 03:37:31,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:37:34,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 68 proven. 199 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2022-11-03 03:37:34,314 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:37:34,375 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1142486196] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:37:34,376 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 03:37:34,376 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 14] total 19 [2022-11-03 03:37:34,376 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [478750619] [2022-11-03 03:37:34,376 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 03:37:34,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2022-11-03 03:37:34,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:37:34,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2022-11-03 03:37:34,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=375, Unknown=0, NotChecked=0, Total=420 [2022-11-03 03:37:34,378 INFO L87 Difference]: Start difference. First operand 2061 states and 2657 transitions. Second operand has 19 states, 19 states have (on average 32.8421052631579) internal successors, (624), 19 states have internal predecessors, (624), 5 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 5 states have call predecessors, (35), 5 states have call successors, (35) [2022-11-03 03:37:40,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:37:40,222 INFO L93 Difference]: Finished difference Result 6762 states and 8725 transitions. [2022-11-03 03:37:40,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2022-11-03 03:37:40,222 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 32.8421052631579) internal successors, (624), 19 states have internal predecessors, (624), 5 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 5 states have call predecessors, (35), 5 states have call successors, (35) Word has length 459 [2022-11-03 03:37:40,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:37:40,227 INFO L225 Difference]: With dead ends: 6762 [2022-11-03 03:37:40,227 INFO L226 Difference]: Without dead ends: 5848 [2022-11-03 03:37:40,228 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1932 GetRequests, 1857 SyntacticMatches, 1 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1304 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=944, Invalid=4756, Unknown=0, NotChecked=0, Total=5700 [2022-11-03 03:37:40,228 INFO L413 NwaCegarLoop]: 763 mSDtfsCounter, 1852 mSDsluCounter, 10374 mSDsCounter, 0 mSdLazyCounter, 1654 mSolverCounterSat, 226 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1866 SdHoareTripleChecker+Valid, 11137 SdHoareTripleChecker+Invalid, 3624 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 226 IncrementalHoareTripleChecker+Valid, 1654 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 1744 IncrementalHoareTripleChecker+Unchecked, 1.8s IncrementalHoareTripleChecker+Time [2022-11-03 03:37:40,229 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1866 Valid, 11137 Invalid, 3624 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [226 Valid, 1654 Invalid, 0 Unknown, 1744 Unchecked, 1.8s Time] [2022-11-03 03:37:40,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5848 states. [2022-11-03 03:37:41,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5848 to 2297. [2022-11-03 03:37:41,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2297 states, 2155 states have (on average 1.2324825986078887) internal successors, (2656), 2155 states have internal predecessors, (2656), 140 states have call successors, (140), 1 states have call predecessors, (140), 1 states have return successors, (140), 140 states have call predecessors, (140), 140 states have call successors, (140) [2022-11-03 03:37:41,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2297 states to 2297 states and 2936 transitions. [2022-11-03 03:37:41,010 INFO L78 Accepts]: Start accepts. Automaton has 2297 states and 2936 transitions. Word has length 459 [2022-11-03 03:37:41,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:37:41,010 INFO L495 AbstractCegarLoop]: Abstraction has 2297 states and 2936 transitions. [2022-11-03 03:37:41,010 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 32.8421052631579) internal successors, (624), 19 states have internal predecessors, (624), 5 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (35), 5 states have call predecessors, (35), 5 states have call successors, (35) [2022-11-03 03:37:41,010 INFO L276 IsEmpty]: Start isEmpty. Operand 2297 states and 2936 transitions. [2022-11-03 03:37:41,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2022-11-03 03:37:41,014 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:37:41,014 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:37:41,025 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (121)] Ended with exit code 0 [2022-11-03 03:37:41,233 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (120)] Ended with exit code 0 [2022-11-03 03:37:41,441 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (122)] Ended with exit code 0 [2022-11-03 03:37:41,615 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 121 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,120 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,122 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:37:41,615 INFO L420 AbstractCegarLoop]: === Iteration 68 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:37:41,615 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:37:41,616 INFO L85 PathProgramCache]: Analyzing trace with hash 1008809706, now seen corresponding path program 1 times [2022-11-03 03:37:41,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:37:41,617 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [836898926] [2022-11-03 03:37:41,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:37:41,618 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:37:41,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:37:41,618 INFO L229 MonitoredProcess]: Starting monitored process 123 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:37:41,619 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (123)] Waiting until timeout for monitored process [2022-11-03 03:37:42,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:37:42,548 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:37:42,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:37:43,941 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 559 proven. 100 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2022-11-03 03:37:43,941 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:37:44,434 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:37:44,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [836898926] [2022-11-03 03:37:44,434 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [836898926] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:37:44,434 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1228038505] [2022-11-03 03:37:44,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:37:44,434 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:37:44,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:37:44,435 INFO L229 MonitoredProcess]: Starting monitored process 124 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:37:44,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (124)] Waiting until timeout for monitored process [2022-11-03 03:37:46,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:37:46,417 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:37:46,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:37:47,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 559 proven. 100 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2022-11-03 03:37:47,878 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:37:48,339 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1228038505] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:37:48,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [226243885] [2022-11-03 03:37:48,339 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:37:48,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:37:48,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:37:48,341 INFO L229 MonitoredProcess]: Starting monitored process 125 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:37:48,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (125)] Waiting until timeout for monitored process [2022-11-03 03:37:49,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:37:49,200 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-03 03:37:49,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:37:51,404 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 48 proven. 22 refuted. 0 times theorem prover too weak. 1037 trivial. 0 not checked. [2022-11-03 03:37:51,404 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:37:51,540 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [226243885] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:37:51,540 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 03:37:51,540 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 7] total 14 [2022-11-03 03:37:51,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985191928] [2022-11-03 03:37:51,541 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 03:37:51,542 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-03 03:37:51,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:37:51,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-03 03:37:51,542 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=300, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:37:51,543 INFO L87 Difference]: Start difference. First operand 2297 states and 2936 transitions. Second operand has 14 states, 14 states have (on average 40.642857142857146) internal successors, (569), 14 states have internal predecessors, (569), 4 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) [2022-11-03 03:38:01,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:38:01,759 INFO L93 Difference]: Finished difference Result 12856 states and 16481 transitions. [2022-11-03 03:38:01,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-03 03:38:01,759 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 40.642857142857146) internal successors, (569), 14 states have internal predecessors, (569), 4 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) Word has length 459 [2022-11-03 03:38:01,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:38:01,767 INFO L225 Difference]: With dead ends: 12856 [2022-11-03 03:38:01,767 INFO L226 Difference]: Without dead ends: 10631 [2022-11-03 03:38:01,769 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1924 GetRequests, 1856 SyntacticMatches, 1 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1073 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=1175, Invalid=3517, Unknown=0, NotChecked=0, Total=4692 [2022-11-03 03:38:01,769 INFO L413 NwaCegarLoop]: 1179 mSDtfsCounter, 4234 mSDsluCounter, 6213 mSDsCounter, 0 mSdLazyCounter, 2355 mSolverCounterSat, 519 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4234 SdHoareTripleChecker+Valid, 7392 SdHoareTripleChecker+Invalid, 2874 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 519 IncrementalHoareTripleChecker+Valid, 2355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2022-11-03 03:38:01,769 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4234 Valid, 7392 Invalid, 2874 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [519 Valid, 2355 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2022-11-03 03:38:01,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10631 states. [2022-11-03 03:38:02,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10631 to 2351. [2022-11-03 03:38:02,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2351 states, 2209 states have (on average 1.2290629244001812) internal successors, (2715), 2209 states have internal predecessors, (2715), 140 states have call successors, (140), 1 states have call predecessors, (140), 1 states have return successors, (140), 140 states have call predecessors, (140), 140 states have call successors, (140) [2022-11-03 03:38:02,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2351 states to 2351 states and 2995 transitions. [2022-11-03 03:38:02,803 INFO L78 Accepts]: Start accepts. Automaton has 2351 states and 2995 transitions. Word has length 459 [2022-11-03 03:38:02,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:38:02,803 INFO L495 AbstractCegarLoop]: Abstraction has 2351 states and 2995 transitions. [2022-11-03 03:38:02,803 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 40.642857142857146) internal successors, (569), 14 states have internal predecessors, (569), 4 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) [2022-11-03 03:38:02,803 INFO L276 IsEmpty]: Start isEmpty. Operand 2351 states and 2995 transitions. [2022-11-03 03:38:02,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2022-11-03 03:38:02,806 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:38:02,807 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:38:02,818 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (124)] Ended with exit code 0 [2022-11-03 03:38:03,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (123)] Forceful destruction successful, exit code 0 [2022-11-03 03:38:03,232 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (125)] Forceful destruction successful, exit code 0 [2022-11-03 03:38:03,407 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 124 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,123 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,125 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:38:03,407 INFO L420 AbstractCegarLoop]: === Iteration 69 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:38:03,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:38:03,408 INFO L85 PathProgramCache]: Analyzing trace with hash 1631417324, now seen corresponding path program 1 times [2022-11-03 03:38:03,409 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:38:03,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1098169511] [2022-11-03 03:38:03,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:38:03,410 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:38:03,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:38:03,410 INFO L229 MonitoredProcess]: Starting monitored process 126 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:38:03,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (126)] Waiting until timeout for monitored process [2022-11-03 03:38:04,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:38:04,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:38:04,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:38:05,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 555 proven. 104 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2022-11-03 03:38:05,795 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:38:06,321 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:38:06,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1098169511] [2022-11-03 03:38:06,321 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1098169511] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:38:06,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [631040385] [2022-11-03 03:38:06,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:38:06,322 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:38:06,322 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:38:06,323 INFO L229 MonitoredProcess]: Starting monitored process 127 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:38:06,325 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (127)] Waiting until timeout for monitored process [2022-11-03 03:38:08,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:38:08,339 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:38:08,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:38:10,058 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 555 proven. 104 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2022-11-03 03:38:10,058 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:38:10,544 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [631040385] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:38:10,544 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1793501953] [2022-11-03 03:38:10,544 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:38:10,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:38:10,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:38:10,546 INFO L229 MonitoredProcess]: Starting monitored process 128 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:38:10,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (128)] Waiting until timeout for monitored process [2022-11-03 03:38:11,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:38:11,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-03 03:38:11,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:38:13,682 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 44 proven. 26 refuted. 0 times theorem prover too weak. 1037 trivial. 0 not checked. [2022-11-03 03:38:13,682 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:38:13,823 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1793501953] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:38:13,823 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 03:38:13,824 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 7] total 14 [2022-11-03 03:38:13,824 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556424261] [2022-11-03 03:38:13,824 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 03:38:13,824 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-03 03:38:13,825 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:38:13,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-03 03:38:13,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=300, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:38:13,825 INFO L87 Difference]: Start difference. First operand 2351 states and 2995 transitions. Second operand has 14 states, 14 states have (on average 40.714285714285715) internal successors, (570), 14 states have internal predecessors, (570), 4 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) [2022-11-03 03:38:24,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:38:24,921 INFO L93 Difference]: Finished difference Result 12778 states and 16324 transitions. [2022-11-03 03:38:24,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-03 03:38:24,922 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 40.714285714285715) internal successors, (570), 14 states have internal predecessors, (570), 4 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) Word has length 459 [2022-11-03 03:38:24,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:38:24,929 INFO L225 Difference]: With dead ends: 12778 [2022-11-03 03:38:24,929 INFO L226 Difference]: Without dead ends: 10501 [2022-11-03 03:38:24,931 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1924 GetRequests, 1856 SyntacticMatches, 1 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1069 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=1175, Invalid=3517, Unknown=0, NotChecked=0, Total=4692 [2022-11-03 03:38:24,931 INFO L413 NwaCegarLoop]: 977 mSDtfsCounter, 4275 mSDsluCounter, 6004 mSDsCounter, 0 mSdLazyCounter, 2258 mSolverCounterSat, 520 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4275 SdHoareTripleChecker+Valid, 6981 SdHoareTripleChecker+Invalid, 2778 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 520 IncrementalHoareTripleChecker+Valid, 2258 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.6s IncrementalHoareTripleChecker+Time [2022-11-03 03:38:24,931 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4275 Valid, 6981 Invalid, 2778 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [520 Valid, 2258 Invalid, 0 Unknown, 0 Unchecked, 2.6s Time] [2022-11-03 03:38:24,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10501 states. [2022-11-03 03:38:25,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10501 to 2345. [2022-11-03 03:38:25,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2345 states, 2203 states have (on average 1.227417158420336) internal successors, (2704), 2203 states have internal predecessors, (2704), 140 states have call successors, (140), 1 states have call predecessors, (140), 1 states have return successors, (140), 140 states have call predecessors, (140), 140 states have call successors, (140) [2022-11-03 03:38:25,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2345 states to 2345 states and 2984 transitions. [2022-11-03 03:38:25,761 INFO L78 Accepts]: Start accepts. Automaton has 2345 states and 2984 transitions. Word has length 459 [2022-11-03 03:38:25,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:38:25,761 INFO L495 AbstractCegarLoop]: Abstraction has 2345 states and 2984 transitions. [2022-11-03 03:38:25,761 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 40.714285714285715) internal successors, (570), 14 states have internal predecessors, (570), 4 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) [2022-11-03 03:38:25,761 INFO L276 IsEmpty]: Start isEmpty. Operand 2345 states and 2984 transitions. [2022-11-03 03:38:25,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2022-11-03 03:38:25,765 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:38:25,766 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:38:25,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (127)] Ended with exit code 0 [2022-11-03 03:38:25,992 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (128)] Ended with exit code 0 [2022-11-03 03:38:26,184 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (126)] Ended with exit code 0 [2022-11-03 03:38:26,366 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 127 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,128 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,126 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:38:26,366 INFO L420 AbstractCegarLoop]: === Iteration 70 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:38:26,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:38:26,367 INFO L85 PathProgramCache]: Analyzing trace with hash -290466004, now seen corresponding path program 1 times [2022-11-03 03:38:26,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:38:26,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2136861532] [2022-11-03 03:38:26,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:38:26,369 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:38:26,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:38:26,370 INFO L229 MonitoredProcess]: Starting monitored process 129 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:38:26,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (129)] Waiting until timeout for monitored process [2022-11-03 03:38:27,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:38:27,322 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:38:27,328 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:38:28,828 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 551 proven. 108 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2022-11-03 03:38:28,829 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:38:29,379 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:38:29,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2136861532] [2022-11-03 03:38:29,379 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2136861532] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:38:29,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [316237612] [2022-11-03 03:38:29,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:38:29,380 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:38:29,380 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:38:29,381 INFO L229 MonitoredProcess]: Starting monitored process 130 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:38:29,382 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (130)] Waiting until timeout for monitored process [2022-11-03 03:38:31,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:38:31,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 17 conjunts are in the unsatisfiable core [2022-11-03 03:38:31,447 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:38:33,168 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 551 proven. 108 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2022-11-03 03:38:33,168 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:38:33,678 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [316237612] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:38:33,678 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1543460273] [2022-11-03 03:38:33,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:38:33,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:38:33,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:38:33,679 INFO L229 MonitoredProcess]: Starting monitored process 131 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:38:33,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (131)] Waiting until timeout for monitored process [2022-11-03 03:38:34,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:38:34,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-03 03:38:34,566 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:38:36,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 52 proven. 18 refuted. 0 times theorem prover too weak. 1037 trivial. 0 not checked. [2022-11-03 03:38:36,715 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:38:36,849 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1543460273] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:38:36,849 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 03:38:36,850 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 7] total 14 [2022-11-03 03:38:36,850 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901627060] [2022-11-03 03:38:36,850 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 03:38:36,852 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-03 03:38:36,852 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:38:36,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-03 03:38:36,852 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=300, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:38:36,852 INFO L87 Difference]: Start difference. First operand 2345 states and 2984 transitions. Second operand has 14 states, 14 states have (on average 40.357142857142854) internal successors, (565), 14 states have internal predecessors, (565), 4 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) [2022-11-03 03:38:47,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:38:47,647 INFO L93 Difference]: Finished difference Result 13048 states and 16694 transitions. [2022-11-03 03:38:47,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-03 03:38:47,647 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 40.357142857142854) internal successors, (565), 14 states have internal predecessors, (565), 4 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) Word has length 459 [2022-11-03 03:38:47,647 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:38:47,654 INFO L225 Difference]: With dead ends: 13048 [2022-11-03 03:38:47,654 INFO L226 Difference]: Without dead ends: 10771 [2022-11-03 03:38:47,657 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1924 GetRequests, 1856 SyntacticMatches, 1 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1073 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=1175, Invalid=3517, Unknown=0, NotChecked=0, Total=4692 [2022-11-03 03:38:47,657 INFO L413 NwaCegarLoop]: 1160 mSDtfsCounter, 4177 mSDsluCounter, 6240 mSDsCounter, 0 mSdLazyCounter, 2332 mSolverCounterSat, 519 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4177 SdHoareTripleChecker+Valid, 7400 SdHoareTripleChecker+Invalid, 2851 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 519 IncrementalHoareTripleChecker+Valid, 2332 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-03 03:38:47,657 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4177 Valid, 7400 Invalid, 2851 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [519 Valid, 2332 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-03 03:38:47,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10771 states. [2022-11-03 03:38:48,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10771 to 2333. [2022-11-03 03:38:48,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2333 states, 2191 states have (on average 1.224554997717937) internal successors, (2683), 2191 states have internal predecessors, (2683), 140 states have call successors, (140), 1 states have call predecessors, (140), 1 states have return successors, (140), 140 states have call predecessors, (140), 140 states have call successors, (140) [2022-11-03 03:38:48,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2333 states to 2333 states and 2963 transitions. [2022-11-03 03:38:48,514 INFO L78 Accepts]: Start accepts. Automaton has 2333 states and 2963 transitions. Word has length 459 [2022-11-03 03:38:48,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:38:48,514 INFO L495 AbstractCegarLoop]: Abstraction has 2333 states and 2963 transitions. [2022-11-03 03:38:48,514 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 40.357142857142854) internal successors, (565), 14 states have internal predecessors, (565), 4 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) [2022-11-03 03:38:48,514 INFO L276 IsEmpty]: Start isEmpty. Operand 2333 states and 2963 transitions. [2022-11-03 03:38:48,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2022-11-03 03:38:48,519 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:38:48,519 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:38:48,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (129)] Forceful destruction successful, exit code 0 [2022-11-03 03:38:48,745 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (131)] Ended with exit code 0 [2022-11-03 03:38:48,932 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (130)] Ended with exit code 0 [2022-11-03 03:38:49,120 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 129 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,131 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,130 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt [2022-11-03 03:38:49,120 INFO L420 AbstractCegarLoop]: === Iteration 71 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:38:49,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:38:49,121 INFO L85 PathProgramCache]: Analyzing trace with hash 599014508, now seen corresponding path program 1 times [2022-11-03 03:38:49,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:38:49,123 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1740308787] [2022-11-03 03:38:49,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:38:49,124 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:38:49,124 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:38:49,124 INFO L229 MonitoredProcess]: Starting monitored process 132 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:38:49,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (132)] Waiting until timeout for monitored process [2022-11-03 03:38:50,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:38:50,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 20 conjunts are in the unsatisfiable core [2022-11-03 03:38:50,083 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:38:52,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 543 proven. 116 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2022-11-03 03:38:52,572 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:38:53,261 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:38:53,261 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1740308787] [2022-11-03 03:38:53,261 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1740308787] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:38:53,261 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [132931047] [2022-11-03 03:38:53,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:38:53,261 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:38:53,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:38:53,265 INFO L229 MonitoredProcess]: Starting monitored process 133 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:38:53,276 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (133)] Waiting until timeout for monitored process [2022-11-03 03:38:55,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:38:55,350 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 20 conjunts are in the unsatisfiable core [2022-11-03 03:38:55,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:38:57,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 543 proven. 116 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2022-11-03 03:38:57,734 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:38:58,381 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [132931047] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:38:58,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1213423065] [2022-11-03 03:38:58,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:38:58,381 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:38:58,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:38:58,382 INFO L229 MonitoredProcess]: Starting monitored process 134 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:38:58,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (134)] Waiting until timeout for monitored process [2022-11-03 03:38:59,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:38:59,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 28 conjunts are in the unsatisfiable core [2022-11-03 03:38:59,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:39:01,593 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 64 proven. 203 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2022-11-03 03:39:01,593 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:39:01,662 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1213423065] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:39:01,662 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 03:39:01,662 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 15] total 22 [2022-11-03 03:39:01,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339117685] [2022-11-03 03:39:01,662 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 03:39:01,664 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-11-03 03:39:01,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:39:01,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-11-03 03:39:01,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=546, Unknown=0, NotChecked=0, Total=600 [2022-11-03 03:39:01,665 INFO L87 Difference]: Start difference. First operand 2333 states and 2963 transitions. Second operand has 22 states, 22 states have (on average 30.90909090909091) internal successors, (680), 22 states have internal predecessors, (680), 6 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 6 states have call predecessors, (42), 6 states have call successors, (42) [2022-11-03 03:39:13,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:39:13,946 INFO L93 Difference]: Finished difference Result 14619 states and 18648 transitions. [2022-11-03 03:39:13,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 102 states. [2022-11-03 03:39:13,947 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 30.90909090909091) internal successors, (680), 22 states have internal predecessors, (680), 6 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 6 states have call predecessors, (42), 6 states have call successors, (42) Word has length 459 [2022-11-03 03:39:13,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:39:13,960 INFO L225 Difference]: With dead ends: 14619 [2022-11-03 03:39:13,960 INFO L226 Difference]: Without dead ends: 13003 [2022-11-03 03:39:13,962 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1973 GetRequests, 1857 SyntacticMatches, 1 SemanticMatches, 115 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4231 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=2221, Invalid=11351, Unknown=0, NotChecked=0, Total=13572 [2022-11-03 03:39:13,963 INFO L413 NwaCegarLoop]: 1068 mSDtfsCounter, 4654 mSDsluCounter, 17419 mSDsCounter, 0 mSdLazyCounter, 3403 mSolverCounterSat, 421 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4668 SdHoareTripleChecker+Valid, 18487 SdHoareTripleChecker+Invalid, 6088 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 421 IncrementalHoareTripleChecker+Valid, 3403 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 2264 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2022-11-03 03:39:13,963 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4668 Valid, 18487 Invalid, 6088 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [421 Valid, 3403 Invalid, 0 Unknown, 2264 Unchecked, 3.5s Time] [2022-11-03 03:39:13,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13003 states. [2022-11-03 03:39:15,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13003 to 4049. [2022-11-03 03:39:15,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4049 states, 3795 states have (on average 1.2260869565217392) internal successors, (4653), 3795 states have internal predecessors, (4653), 252 states have call successors, (252), 1 states have call predecessors, (252), 1 states have return successors, (252), 252 states have call predecessors, (252), 252 states have call successors, (252) [2022-11-03 03:39:15,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4049 states to 4049 states and 5157 transitions. [2022-11-03 03:39:15,514 INFO L78 Accepts]: Start accepts. Automaton has 4049 states and 5157 transitions. Word has length 459 [2022-11-03 03:39:15,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:39:15,514 INFO L495 AbstractCegarLoop]: Abstraction has 4049 states and 5157 transitions. [2022-11-03 03:39:15,514 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 30.90909090909091) internal successors, (680), 22 states have internal predecessors, (680), 6 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (42), 6 states have call predecessors, (42), 6 states have call successors, (42) [2022-11-03 03:39:15,514 INFO L276 IsEmpty]: Start isEmpty. Operand 4049 states and 5157 transitions. [2022-11-03 03:39:15,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2022-11-03 03:39:15,518 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:39:15,518 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:39:15,545 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (134)] Ended with exit code 0 [2022-11-03 03:39:15,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (133)] Ended with exit code 0 [2022-11-03 03:39:15,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (132)] Forceful destruction successful, exit code 0 [2022-11-03 03:39:16,119 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 134 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,133 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt,132 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 03:39:16,119 INFO L420 AbstractCegarLoop]: === Iteration 72 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:39:16,119 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:39:16,119 INFO L85 PathProgramCache]: Analyzing trace with hash -1906800526, now seen corresponding path program 1 times [2022-11-03 03:39:16,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:39:16,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1725299028] [2022-11-03 03:39:16,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:39:16,121 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:39:16,121 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:39:16,122 INFO L229 MonitoredProcess]: Starting monitored process 135 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:39:16,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (135)] Waiting until timeout for monitored process [2022-11-03 03:39:17,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:39:17,079 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-03 03:39:17,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:39:18,681 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 539 proven. 120 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2022-11-03 03:39:18,682 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:39:19,380 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:39:19,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1725299028] [2022-11-03 03:39:19,381 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1725299028] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:39:19,381 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [480241191] [2022-11-03 03:39:19,381 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:39:19,381 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:39:19,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:39:19,383 INFO L229 MonitoredProcess]: Starting monitored process 136 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:39:19,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (136)] Waiting until timeout for monitored process [2022-11-03 03:39:21,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:39:21,452 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 19 conjunts are in the unsatisfiable core [2022-11-03 03:39:21,458 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:39:23,172 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 539 proven. 120 refuted. 0 times theorem prover too weak. 448 trivial. 0 not checked. [2022-11-03 03:39:23,172 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:39:23,816 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [480241191] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:39:23,817 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1632387598] [2022-11-03 03:39:23,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:39:23,817 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:39:23,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:39:23,818 INFO L229 MonitoredProcess]: Starting monitored process 137 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:39:23,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (137)] Waiting until timeout for monitored process [2022-11-03 03:39:24,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:39:24,709 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-03 03:39:24,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:39:26,923 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 48 proven. 22 refuted. 0 times theorem prover too weak. 1037 trivial. 0 not checked. [2022-11-03 03:39:26,923 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:39:27,074 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1632387598] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:39:27,074 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 03:39:27,075 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 7] total 14 [2022-11-03 03:39:27,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [642560151] [2022-11-03 03:39:27,075 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 03:39:27,076 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-03 03:39:27,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:39:27,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-03 03:39:27,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=300, Unknown=0, NotChecked=0, Total=342 [2022-11-03 03:39:27,077 INFO L87 Difference]: Start difference. First operand 4049 states and 5157 transitions. Second operand has 14 states, 14 states have (on average 40.357142857142854) internal successors, (565), 14 states have internal predecessors, (565), 4 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) [2022-11-03 03:39:40,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:39:40,050 INFO L93 Difference]: Finished difference Result 19153 states and 24524 transitions. [2022-11-03 03:39:40,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2022-11-03 03:39:40,051 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 40.357142857142854) internal successors, (565), 14 states have internal predecessors, (565), 4 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) Word has length 459 [2022-11-03 03:39:40,051 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:39:40,062 INFO L225 Difference]: With dead ends: 19153 [2022-11-03 03:39:40,062 INFO L226 Difference]: Without dead ends: 15174 [2022-11-03 03:39:40,065 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1924 GetRequests, 1856 SyntacticMatches, 1 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1072 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=1175, Invalid=3517, Unknown=0, NotChecked=0, Total=4692 [2022-11-03 03:39:40,065 INFO L413 NwaCegarLoop]: 1243 mSDtfsCounter, 3651 mSDsluCounter, 6786 mSDsCounter, 0 mSdLazyCounter, 2683 mSolverCounterSat, 511 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3651 SdHoareTripleChecker+Valid, 8029 SdHoareTripleChecker+Invalid, 3194 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 511 IncrementalHoareTripleChecker+Valid, 2683 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-11-03 03:39:40,065 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3651 Valid, 8029 Invalid, 3194 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [511 Valid, 2683 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-11-03 03:39:40,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15174 states. [2022-11-03 03:39:41,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15174 to 4111. [2022-11-03 03:39:41,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4111 states, 3857 states have (on average 1.2268602540834845) internal successors, (4732), 3857 states have internal predecessors, (4732), 252 states have call successors, (252), 1 states have call predecessors, (252), 1 states have return successors, (252), 252 states have call predecessors, (252), 252 states have call successors, (252) [2022-11-03 03:39:41,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4111 states to 4111 states and 5236 transitions. [2022-11-03 03:39:41,634 INFO L78 Accepts]: Start accepts. Automaton has 4111 states and 5236 transitions. Word has length 459 [2022-11-03 03:39:41,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:39:41,634 INFO L495 AbstractCegarLoop]: Abstraction has 4111 states and 5236 transitions. [2022-11-03 03:39:41,634 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 40.357142857142854) internal successors, (565), 14 states have internal predecessors, (565), 4 states have call successors, (28), 2 states have call predecessors, (28), 2 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) [2022-11-03 03:39:41,635 INFO L276 IsEmpty]: Start isEmpty. Operand 4111 states and 5236 transitions. [2022-11-03 03:39:41,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2022-11-03 03:39:41,639 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:39:41,639 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:39:41,657 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (135)] Forceful destruction successful, exit code 0 [2022-11-03 03:39:41,865 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (137)] Ended with exit code 0 [2022-11-03 03:39:42,052 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (136)] Ended with exit code 0 [2022-11-03 03:39:42,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 135 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,137 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,136 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt [2022-11-03 03:39:42,240 INFO L420 AbstractCegarLoop]: === Iteration 73 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:39:42,240 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:39:42,241 INFO L85 PathProgramCache]: Analyzing trace with hash -848913804, now seen corresponding path program 1 times [2022-11-03 03:39:42,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:39:42,243 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2040901698] [2022-11-03 03:39:42,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:39:42,244 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:39:42,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:39:42,245 INFO L229 MonitoredProcess]: Starting monitored process 138 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:39:42,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (138)] Waiting until timeout for monitored process [2022-11-03 03:39:43,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:39:43,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 28 conjunts are in the unsatisfiable core [2022-11-03 03:39:43,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:39:45,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 60 proven. 207 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2022-11-03 03:39:45,137 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:39:45,193 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:39:45,194 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2040901698] [2022-11-03 03:39:45,194 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2040901698] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:39:45,194 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [46853923] [2022-11-03 03:39:45,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:39:45,194 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:39:45,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:39:45,195 INFO L229 MonitoredProcess]: Starting monitored process 139 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:39:45,197 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (139)] Waiting until timeout for monitored process [2022-11-03 03:39:47,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:39:47,273 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 34 conjunts are in the unsatisfiable core [2022-11-03 03:39:47,280 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:39:50,913 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 52 proven. 215 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2022-11-03 03:39:50,913 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:39:51,021 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [46853923] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:39:51,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [378417751] [2022-11-03 03:39:51,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:39:51,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:39:51,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:39:51,023 INFO L229 MonitoredProcess]: Starting monitored process 140 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:39:51,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (140)] Waiting until timeout for monitored process [2022-11-03 03:39:51,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:39:51,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 15 conjunts are in the unsatisfiable core [2022-11-03 03:39:51,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:39:54,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 44 proven. 26 refuted. 0 times theorem prover too weak. 1037 trivial. 0 not checked. [2022-11-03 03:39:54,269 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:39:54,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [378417751] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:39:54,510 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 03:39:54,511 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 17, 7] total 35 [2022-11-03 03:39:54,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2076110216] [2022-11-03 03:39:54,511 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 03:39:54,512 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 35 states [2022-11-03 03:39:54,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:39:54,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2022-11-03 03:39:54,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=101, Invalid=1459, Unknown=0, NotChecked=0, Total=1560 [2022-11-03 03:39:54,513 INFO L87 Difference]: Start difference. First operand 4111 states and 5236 transitions. Second operand has 35 states, 35 states have (on average 25.4) internal successors, (889), 35 states have internal predecessors, (889), 7 states have call successors, (49), 1 states have call predecessors, (49), 1 states have return successors, (49), 7 states have call predecessors, (49), 7 states have call successors, (49) [2022-11-03 03:40:10,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 03:40:10,756 INFO L93 Difference]: Finished difference Result 13719 states and 17606 transitions. [2022-11-03 03:40:10,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2022-11-03 03:40:10,756 INFO L78 Accepts]: Start accepts. Automaton has has 35 states, 35 states have (on average 25.4) internal successors, (889), 35 states have internal predecessors, (889), 7 states have call successors, (49), 1 states have call predecessors, (49), 1 states have return successors, (49), 7 states have call predecessors, (49), 7 states have call successors, (49) Word has length 459 [2022-11-03 03:40:10,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 03:40:10,763 INFO L225 Difference]: With dead ends: 13719 [2022-11-03 03:40:10,763 INFO L226 Difference]: Without dead ends: 9686 [2022-11-03 03:40:10,766 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1589 GetRequests, 1471 SyntacticMatches, 0 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3237 ImplicationChecksByTransitivity, 9.6s TimeCoverageRelationStatistics Valid=2738, Invalid=11542, Unknown=0, NotChecked=0, Total=14280 [2022-11-03 03:40:10,767 INFO L413 NwaCegarLoop]: 788 mSDtfsCounter, 13064 mSDsluCounter, 16764 mSDsCounter, 0 mSdLazyCounter, 3422 mSolverCounterSat, 719 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13064 SdHoareTripleChecker+Valid, 17552 SdHoareTripleChecker+Invalid, 11154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 719 IncrementalHoareTripleChecker+Valid, 3422 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 7013 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2022-11-03 03:40:10,767 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13064 Valid, 17552 Invalid, 11154 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [719 Valid, 3422 Invalid, 0 Unknown, 7013 Unchecked, 3.7s Time] [2022-11-03 03:40:10,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9686 states. [2022-11-03 03:40:12,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9686 to 4109. [2022-11-03 03:40:12,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4109 states, 3855 states have (on average 1.2238651102464333) internal successors, (4718), 3855 states have internal predecessors, (4718), 252 states have call successors, (252), 1 states have call predecessors, (252), 1 states have return successors, (252), 252 states have call predecessors, (252), 252 states have call successors, (252) [2022-11-03 03:40:12,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4109 states to 4109 states and 5222 transitions. [2022-11-03 03:40:12,323 INFO L78 Accepts]: Start accepts. Automaton has 4109 states and 5222 transitions. Word has length 459 [2022-11-03 03:40:12,323 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 03:40:12,323 INFO L495 AbstractCegarLoop]: Abstraction has 4109 states and 5222 transitions. [2022-11-03 03:40:12,324 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 35 states, 35 states have (on average 25.4) internal successors, (889), 35 states have internal predecessors, (889), 7 states have call successors, (49), 1 states have call predecessors, (49), 1 states have return successors, (49), 7 states have call predecessors, (49), 7 states have call successors, (49) [2022-11-03 03:40:12,324 INFO L276 IsEmpty]: Start isEmpty. Operand 4109 states and 5222 transitions. [2022-11-03 03:40:12,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 460 [2022-11-03 03:40:12,327 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 03:40:12,327 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 21, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 03:40:12,348 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (138)] Ended with exit code 0 [2022-11-03 03:40:12,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (140)] Ended with exit code 0 [2022-11-03 03:40:12,741 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (139)] Ended with exit code 0 [2022-11-03 03:40:12,928 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 138 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,140 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,139 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt [2022-11-03 03:40:12,928 INFO L420 AbstractCegarLoop]: === Iteration 74 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 03:40:12,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 03:40:12,929 INFO L85 PathProgramCache]: Analyzing trace with hash -1279680400, now seen corresponding path program 1 times [2022-11-03 03:40:12,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 03:40:12,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1638374819] [2022-11-03 03:40:12,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:40:12,931 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 03:40:12,931 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 03:40:12,931 INFO L229 MonitoredProcess]: Starting monitored process 141 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 03:40:12,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (141)] Waiting until timeout for monitored process [2022-11-03 03:40:13,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:40:13,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 31 conjunts are in the unsatisfiable core [2022-11-03 03:40:13,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:40:16,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 48 proven. 219 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2022-11-03 03:40:16,921 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:40:17,008 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 03:40:17,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1638374819] [2022-11-03 03:40:17,008 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1638374819] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:40:17,008 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [157064226] [2022-11-03 03:40:17,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:40:17,008 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 03:40:17,009 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 03:40:17,009 INFO L229 MonitoredProcess]: Starting monitored process 142 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 03:40:17,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (142)] Waiting until timeout for monitored process [2022-11-03 03:40:19,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:40:19,097 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 34 conjunts are in the unsatisfiable core [2022-11-03 03:40:19,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:40:22,773 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 48 proven. 219 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2022-11-03 03:40:22,773 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:40:22,811 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [157064226] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:40:22,811 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1736057579] [2022-11-03 03:40:22,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 03:40:22,811 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 03:40:22,812 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 03:40:22,812 INFO L229 MonitoredProcess]: Starting monitored process 143 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 03:40:22,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_23055210-7494-4e13-901b-9badd0b15b04/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (143)] Waiting until timeout for monitored process [2022-11-03 03:40:23,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 03:40:23,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 2622 conjuncts, 31 conjunts are in the unsatisfiable core [2022-11-03 03:40:23,726 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 03:40:26,886 INFO L134 CoverageAnalysis]: Checked inductivity of 1107 backedges. 48 proven. 219 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2022-11-03 03:40:26,886 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 03:40:26,925 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1736057579] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-03 03:40:26,925 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-03 03:40:26,925 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 17, 15] total 17 [2022-11-03 03:40:26,925 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551108204] [2022-11-03 03:40:26,926 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-03 03:40:26,927 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-11-03 03:40:26,927 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 03:40:26,927 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-11-03 03:40:26,927 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2022-11-03 03:40:26,927 INFO L87 Difference]: Start difference. First operand 4109 states and 5222 transitions. Second operand has 17 states, 17 states have (on average 21.58823529411765) internal successors, (367), 17 states have internal predecessors, (367), 4 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28)