./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/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_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/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_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/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 f5f7786c44b8c5709643101272b71bf8d43e3aae00374115af6a2c24b23428d6 --- 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 02:13:24,139 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:13:24,141 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:13:24,166 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:13:24,166 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:13:24,168 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:13:24,169 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:13:24,171 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:13:24,172 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:13:24,173 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:13:24,174 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:13:24,175 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:13:24,176 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:13:24,177 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:13:24,178 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:13:24,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:13:24,180 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:13:24,181 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:13:24,182 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:13:24,184 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:13:24,185 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:13:24,187 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:13:24,188 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:13:24,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:13:24,192 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:13:24,193 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:13:24,193 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:13:24,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:13:24,195 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:13:24,196 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:13:24,196 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:13:24,219 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:13:24,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:13:24,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:13:24,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:13:24,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:13:24,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:13:24,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:13:24,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:13:24,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:13:24,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:13:24,227 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 02:13:24,255 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:13:24,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:13:24,256 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:13:24,256 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:13:24,257 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:13:24,257 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:13:24,257 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:13:24,257 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:13:24,258 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:13:24,258 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:13:24,258 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:13:24,259 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:13:24,259 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:13:24,259 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:13:24,259 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:13:24,260 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:13:24,260 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:13:24,260 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:13:24,261 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:13:24,261 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:13:24,261 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:13:24,262 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:13:24,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:13:24,262 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:13:24,262 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:13:24,263 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:13:24,263 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:13:24,263 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:13:24,263 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:13:24,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:13:24,264 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:13:24,264 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:13:24,265 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:13:24,265 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:13:24,265 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:13:24,265 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:13:24,266 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:13:24,266 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:13:24,266 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_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5f7786c44b8c5709643101272b71bf8d43e3aae00374115af6a2c24b23428d6 [2022-11-03 02:13:24,511 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:13:24,551 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:13:24,554 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:13:24,555 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:13:24,558 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:13:24,560 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-back-serstep.c [2022-11-03 02:13:24,623 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/data/1b124483e/3cb1816e4e3347c59e815e5fd6ba7d5b/FLAGffd05c320 [2022-11-03 02:13:25,155 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:13:25,156 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-back-serstep.c [2022-11-03 02:13:25,177 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/data/1b124483e/3cb1816e4e3347c59e815e5fd6ba7d5b/FLAGffd05c320 [2022-11-03 02:13:25,431 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/data/1b124483e/3cb1816e4e3347c59e815e5fd6ba7d5b [2022-11-03 02:13:25,433 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:13:25,435 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:13:25,436 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:13:25,436 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:13:25,444 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:13:25,445 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:13:25" (1/1) ... [2022-11-03 02:13:25,446 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b355c98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:13:25, skipping insertion in model container [2022-11-03 02:13:25,446 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:13:25" (1/1) ... [2022-11-03 02:13:25,455 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:13:25,525 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:13:25,785 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_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-back-serstep.c[1014,1027] [2022-11-03 02:13:26,075 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:13:26,079 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 02:13:26,097 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_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-back-serstep.c[1014,1027] [2022-11-03 02:13:26,255 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:13:26,268 INFO L208 MainTranslator]: Completed translation [2022-11-03 02:13:26,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:13:26 WrapperNode [2022-11-03 02:13:26,269 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:13:26,270 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 02:13:26,270 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 02:13:26,282 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 02:13:26,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:13:26" (1/1) ... [2022-11-03 02:13:26,333 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:13:26" (1/1) ... [2022-11-03 02:13:26,553 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1449 [2022-11-03 02:13:26,554 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 02:13:26,555 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 02:13:26,555 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 02:13:26,556 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 02:13:26,566 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:13:26" (1/1) ... [2022-11-03 02:13:26,567 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:13:26" (1/1) ... [2022-11-03 02:13:26,596 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:13:26" (1/1) ... [2022-11-03 02:13:26,597 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:13:26" (1/1) ... [2022-11-03 02:13:26,668 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:13:26" (1/1) ... [2022-11-03 02:13:26,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:13:26" (1/1) ... [2022-11-03 02:13:26,710 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:13:26" (1/1) ... [2022-11-03 02:13:26,721 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:13:26" (1/1) ... [2022-11-03 02:13:26,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 02:13:26,755 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 02:13:26,755 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 02:13:26,755 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 02:13:26,757 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:13:26" (1/1) ... [2022-11-03 02:13:26,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:13:26,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:13:26,788 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 02:13:26,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 02:13:26,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 02:13:26,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 02:13:27,219 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 02:13:27,225 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 02:13:30,619 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 02:13:34,910 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 02:13:34,911 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-03 02:13:34,913 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:13:34 BoogieIcfgContainer [2022-11-03 02:13:34,913 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 02:13:34,916 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 02:13:34,916 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 02:13:34,920 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 02:13:34,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 02:13:25" (1/3) ... [2022-11-03 02:13:34,921 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33b817bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:13:34, skipping insertion in model container [2022-11-03 02:13:34,921 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:13:26" (2/3) ... [2022-11-03 02:13:34,921 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33b817bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:13:34, skipping insertion in model container [2022-11-03 02:13:34,922 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:13:34" (3/3) ... [2022-11-03 02:13:34,923 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.loyd.1.prop1-back-serstep.c [2022-11-03 02:13:34,943 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 02:13:34,943 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 02:13:35,002 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 02:13:35,011 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;@1ed87f95, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 02:13:35,012 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 02:13:35,016 INFO L276 IsEmpty]: Start isEmpty. Operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:13:35,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-03 02:13:35,022 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:13:35,023 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2022-11-03 02:13:35,024 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:13:35,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:13:35,032 INFO L85 PathProgramCache]: Analyzing trace with hash 17020689, now seen corresponding path program 1 times [2022-11-03 02:13:35,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:13:35,043 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307773518] [2022-11-03 02:13:35,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:13:35,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:13:35,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:13:37,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:13:37,211 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:13:37,211 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307773518] [2022-11-03 02:13:37,212 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1307773518] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:13:37,212 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:13:37,212 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:13:37,214 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [430476149] [2022-11-03 02:13:37,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:13:37,219 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:13:37,220 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:13:37,258 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:13:37,260 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:13:37,262 INFO L87 Difference]: Start difference. First operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:13:39,532 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-03 02:13:40,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:13:40,369 INFO L93 Difference]: Finished difference Result 15 states and 20 transitions. [2022-11-03 02:13:40,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 02:13:40,372 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2022-11-03 02:13:40,372 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:13:40,389 INFO L225 Difference]: With dead ends: 15 [2022-11-03 02:13:40,389 INFO L226 Difference]: Without dead ends: 9 [2022-11-03 02:13:40,391 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 02:13:40,395 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 3 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:13:40,396 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 6 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 3.1s Time] [2022-11-03 02:13:40,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2022-11-03 02:13:40,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2022-11-03 02:13:40,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:13:40,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2022-11-03 02:13:40,428 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 4 [2022-11-03 02:13:40,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:13:40,429 INFO L495 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2022-11-03 02:13:40,429 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:13:40,430 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2022-11-03 02:13:40,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-03 02:13:40,430 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:13:40,431 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2022-11-03 02:13:40,431 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 02:13:40,431 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:13:40,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:13:40,432 INFO L85 PathProgramCache]: Analyzing trace with hash 284116372, now seen corresponding path program 1 times [2022-11-03 02:13:40,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:13:40,433 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2114726184] [2022-11-03 02:13:40,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:13:40,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:13:40,615 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-03 02:13:40,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2144002272] [2022-11-03 02:13:40,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:13:40,617 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:13:40,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:13:40,622 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:13:40,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 02:23:48,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-03 02:23:48,741 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-03 02:27:21,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-03 02:27:23,611 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-03 02:27:23,612 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-03 02:27:23,614 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-03 02:27:23,830 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forcibly destroying the process [2022-11-03 02:27:23,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 137 [2022-11-03 02:27:23,964 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:27:23,969 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-03 02:27:23,973 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-03 02:27:24,113 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-03 02:27:24,118 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-03 02:27:24,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 02:27:24 BoogieIcfgContainer [2022-11-03 02:27:24,182 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-03 02:27:24,184 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-03 02:27:24,184 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-03 02:27:24,185 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-03 02:27:24,185 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:13:34" (3/4) ... [2022-11-03 02:27:24,189 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-03 02:27:24,189 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-03 02:27:24,192 INFO L158 Benchmark]: Toolchain (without parser) took 838756.65ms. Allocated memory was 100.7MB in the beginning and 654.3MB in the end (delta: 553.6MB). Free memory was 72.3MB in the beginning and 496.2MB in the end (delta: -423.9MB). Peak memory consumption was 129.6MB. Max. memory is 16.1GB. [2022-11-03 02:27:24,197 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 100.7MB. Free memory was 69.8MB in the beginning and 69.7MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 02:27:24,200 INFO L158 Benchmark]: CACSL2BoogieTranslator took 833.39ms. Allocated memory is still 100.7MB. Free memory was 72.1MB in the beginning and 45.3MB in the end (delta: 26.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-03 02:27:24,201 INFO L158 Benchmark]: Boogie Procedure Inliner took 284.24ms. Allocated memory was 100.7MB in the beginning and 130.0MB in the end (delta: 29.4MB). Free memory was 45.3MB in the beginning and 90.3MB in the end (delta: -45.0MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2022-11-03 02:27:24,205 INFO L158 Benchmark]: Boogie Preprocessor took 198.73ms. Allocated memory is still 130.0MB. Free memory was 90.3MB in the beginning and 79.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 02:27:24,206 INFO L158 Benchmark]: RCFGBuilder took 8158.77ms. Allocated memory was 130.0MB in the beginning and 654.3MB in the end (delta: 524.3MB). Free memory was 79.8MB in the beginning and 356.7MB in the end (delta: -276.9MB). Peak memory consumption was 289.3MB. Max. memory is 16.1GB. [2022-11-03 02:27:24,209 INFO L158 Benchmark]: TraceAbstraction took 829266.95ms. Allocated memory is still 654.3MB. Free memory was 355.7MB in the beginning and 496.2MB in the end (delta: -140.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 02:27:24,210 INFO L158 Benchmark]: Witness Printer took 6.55ms. Allocated memory is still 654.3MB. Free memory is still 496.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 02:27:24,213 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 100.7MB. Free memory was 69.8MB in the beginning and 69.7MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 833.39ms. Allocated memory is still 100.7MB. Free memory was 72.1MB in the beginning and 45.3MB in the end (delta: 26.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 284.24ms. Allocated memory was 100.7MB in the beginning and 130.0MB in the end (delta: 29.4MB). Free memory was 45.3MB in the beginning and 90.3MB in the end (delta: -45.0MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 198.73ms. Allocated memory is still 130.0MB. Free memory was 90.3MB in the beginning and 79.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 8158.77ms. Allocated memory was 130.0MB in the beginning and 654.3MB in the end (delta: 524.3MB). Free memory was 79.8MB in the beginning and 356.7MB in the end (delta: -276.9MB). Peak memory consumption was 289.3MB. Max. memory is 16.1GB. * TraceAbstraction took 829266.95ms. Allocated memory is still 654.3MB. Free memory was 355.7MB in the beginning and 496.2MB in the end (delta: -140.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 6.55ms. Allocated memory is still 654.3MB. Free memory is still 496.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseComplement at line 150, overapproximation of bitwiseOr at line 222, overapproximation of bitwiseAnd at line 114. 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_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8); [L29] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L31] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 24); [L32] const SORT_3 msb_SORT_3 = (SORT_3)1 << (24 - 1); [L34] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L35] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L37] const SORT_2 var_5 = 0; [L38] const SORT_1 var_22 = 0; [L39] const SORT_2 var_35 = 0; [L40] const SORT_2 var_38 = 1; [L41] const SORT_2 var_41 = 2; [L42] const SORT_2 var_44 = 3; [L43] const SORT_2 var_47 = 4; [L44] const SORT_2 var_50 = 5; [L45] const SORT_1 var_81 = 1; [L46] const SORT_3 var_84 = 0; [L47] const SORT_4 var_86 = 0; [L48] const SORT_4 var_91 = 1; [L49] const SORT_4 var_107 = 2; [L50] const SORT_4 var_152 = 3; [L51] const SORT_4 var_154 = 4; [L52] const SORT_4 var_187 = 5; [L54] SORT_2 input_59; [L55] SORT_2 input_61; [L56] SORT_2 input_63; [L57] SORT_2 input_65; [L58] SORT_2 input_67; [L59] SORT_2 input_69; [L60] SORT_2 input_71; [L61] SORT_2 input_73; [L62] SORT_1 input_75; [L63] SORT_1 input_77; [L64] SORT_1 input_79; [L65] SORT_1 input_83; [L66] SORT_1 input_90; [L67] SORT_1 input_100; [L68] SORT_1 input_106; [L69] SORT_1 input_116; [L71] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L72] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L73] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L74] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L75] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L76] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L77] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L78] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L79] SORT_1 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L80] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L81] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L82] SORT_1 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L83] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L85] SORT_2 init_7_arg_1 = var_5; [L86] state_6 = init_7_arg_1 [L87] SORT_2 init_9_arg_1 = var_5; [L88] state_8 = init_9_arg_1 [L89] SORT_2 init_11_arg_1 = var_5; [L90] state_10 = init_11_arg_1 [L91] SORT_2 init_13_arg_1 = var_5; [L92] state_12 = init_13_arg_1 [L93] SORT_2 init_15_arg_1 = var_5; [L94] state_14 = init_15_arg_1 [L95] SORT_2 init_17_arg_1 = var_5; [L96] state_16 = init_17_arg_1 [L97] SORT_2 init_19_arg_1 = var_5; [L98] state_18 = init_19_arg_1 [L99] SORT_2 init_21_arg_1 = var_5; [L100] state_20 = init_21_arg_1 [L101] SORT_1 init_24_arg_1 = var_22; [L102] state_23 = init_24_arg_1 [L103] SORT_1 init_26_arg_1 = var_22; [L104] state_25 = init_26_arg_1 [L105] SORT_1 init_28_arg_1 = var_22; [L106] state_27 = init_28_arg_1 [L107] SORT_1 init_30_arg_1 = var_22; [L108] state_29 = init_30_arg_1 [L109] SORT_1 init_32_arg_1 = var_22; [L110] state_31 = init_32_arg_1 VAL [init_11_arg_1=0, init_13_arg_1=0, init_15_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_21_arg_1=0, init_24_arg_1=0, init_26_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_7_arg_1=0, init_9_arg_1=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, mask_SORT_4=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=8388608, msb_SORT_4=2147483648, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_6=0, state_8=0, var_107=2, var_152=3, var_154=4, var_187=5, var_22=0, var_35=0, var_38=1, var_41=2, var_44=3, var_47=4, var_5=0, var_50=5, var_81=1, var_84=0, var_86=0, var_91=1] [L113] input_59 = __VERIFIER_nondet_uchar() [L114] input_59 = input_59 & mask_SORT_2 [L115] input_61 = __VERIFIER_nondet_uchar() [L116] input_61 = input_61 & mask_SORT_2 [L117] input_63 = __VERIFIER_nondet_uchar() [L118] input_63 = input_63 & mask_SORT_2 [L119] input_65 = __VERIFIER_nondet_uchar() [L120] input_65 = input_65 & mask_SORT_2 [L121] input_67 = __VERIFIER_nondet_uchar() [L122] input_67 = input_67 & mask_SORT_2 [L123] input_69 = __VERIFIER_nondet_uchar() [L124] input_69 = input_69 & mask_SORT_2 [L125] input_71 = __VERIFIER_nondet_uchar() [L126] input_71 = input_71 & mask_SORT_2 [L127] input_73 = __VERIFIER_nondet_uchar() [L128] input_73 = input_73 & mask_SORT_2 [L129] input_75 = __VERIFIER_nondet_uchar() [L130] input_75 = input_75 & mask_SORT_1 [L131] input_77 = __VERIFIER_nondet_uchar() [L132] input_77 = input_77 & mask_SORT_1 [L133] input_79 = __VERIFIER_nondet_uchar() [L134] input_79 = input_79 & mask_SORT_1 [L135] input_83 = __VERIFIER_nondet_uchar() [L136] input_83 = input_83 & mask_SORT_1 [L137] input_90 = __VERIFIER_nondet_uchar() [L138] input_90 = input_90 & mask_SORT_1 [L139] input_100 = __VERIFIER_nondet_uchar() [L140] input_100 = input_100 & mask_SORT_1 [L141] input_106 = __VERIFIER_nondet_uchar() [L142] input_106 = input_106 & mask_SORT_1 [L143] input_116 = __VERIFIER_nondet_uchar() [L146] SORT_1 var_33_arg_0 = state_23; [L147] SORT_1 var_33_arg_1 = state_25; [L148] SORT_1 var_33 = var_33_arg_0 & var_33_arg_1; [L149] SORT_1 var_34_arg_0 = var_33; [L150] SORT_1 var_34_arg_1 = ~state_27; [L151] var_34_arg_1 = var_34_arg_1 & mask_SORT_1 [L152] SORT_1 var_34 = var_34_arg_0 & var_34_arg_1; [L153] SORT_2 var_36_arg_0 = var_35; [L154] SORT_2 var_36_arg_1 = state_6; [L155] SORT_1 var_36 = var_36_arg_0 == var_36_arg_1; [L156] SORT_1 var_37_arg_0 = var_34; [L157] SORT_1 var_37_arg_1 = var_36; [L158] SORT_1 var_37 = var_37_arg_0 & var_37_arg_1; [L159] SORT_2 var_39_arg_0 = var_38; [L160] SORT_2 var_39_arg_1 = state_8; [L161] SORT_1 var_39 = var_39_arg_0 == var_39_arg_1; [L162] SORT_1 var_40_arg_0 = var_37; [L163] SORT_1 var_40_arg_1 = var_39; [L164] SORT_1 var_40 = var_40_arg_0 & var_40_arg_1; [L165] SORT_2 var_42_arg_0 = var_41; [L166] SORT_2 var_42_arg_1 = state_10; [L167] SORT_1 var_42 = var_42_arg_0 == var_42_arg_1; [L168] SORT_1 var_43_arg_0 = var_40; [L169] SORT_1 var_43_arg_1 = var_42; [L170] SORT_1 var_43 = var_43_arg_0 & var_43_arg_1; [L171] SORT_2 var_45_arg_0 = var_44; [L172] SORT_2 var_45_arg_1 = state_12; [L173] SORT_1 var_45 = var_45_arg_0 == var_45_arg_1; [L174] SORT_1 var_46_arg_0 = var_43; [L175] SORT_1 var_46_arg_1 = var_45; [L176] SORT_1 var_46 = var_46_arg_0 & var_46_arg_1; [L177] SORT_2 var_48_arg_0 = var_47; [L178] SORT_2 var_48_arg_1 = state_14; [L179] SORT_1 var_48 = var_48_arg_0 == var_48_arg_1; [L180] SORT_1 var_49_arg_0 = var_46; [L181] SORT_1 var_49_arg_1 = var_48; [L182] SORT_1 var_49 = var_49_arg_0 & var_49_arg_1; [L183] SORT_2 var_51_arg_0 = var_50; [L184] SORT_2 var_51_arg_1 = state_16; [L185] SORT_1 var_51 = var_51_arg_0 == var_51_arg_1; [L186] SORT_1 var_52_arg_0 = var_49; [L187] SORT_1 var_52_arg_1 = var_51; [L188] SORT_1 var_52 = var_52_arg_0 & var_52_arg_1; [L189] SORT_2 var_53_arg_0 = var_35; [L190] SORT_2 var_53_arg_1 = state_18; [L191] SORT_1 var_53 = var_53_arg_0 == var_53_arg_1; [L192] SORT_1 var_54_arg_0 = var_52; [L193] SORT_1 var_54_arg_1 = var_53; [L194] SORT_1 var_54 = var_54_arg_0 & var_54_arg_1; [L195] SORT_2 var_55_arg_0 = var_35; [L196] SORT_2 var_55_arg_1 = state_20; [L197] SORT_1 var_55 = var_55_arg_0 == var_55_arg_1; [L198] SORT_1 var_56_arg_0 = var_54; [L199] SORT_1 var_56_arg_1 = var_55; [L200] SORT_1 var_56 = var_56_arg_0 & var_56_arg_1; [L201] SORT_1 var_57_arg_0 = state_31; [L202] SORT_1 var_57_arg_1 = var_56; [L203] SORT_1 var_57 = var_57_arg_0 & var_57_arg_1; [L204] var_57 = var_57 & mask_SORT_1 [L205] SORT_1 bad_58_arg_0 = var_57; [L206] CALL __VERIFIER_assert(!(bad_58_arg_0)) [L20] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L206] RET __VERIFIER_assert(!(bad_58_arg_0)) [L208] SORT_2 next_60_arg_1 = input_59; [L209] SORT_2 next_62_arg_1 = input_61; [L210] SORT_2 next_64_arg_1 = input_63; [L211] SORT_2 next_66_arg_1 = input_65; [L212] SORT_2 next_68_arg_1 = input_67; [L213] SORT_2 next_70_arg_1 = input_69; [L214] SORT_2 next_72_arg_1 = input_71; [L215] SORT_2 next_74_arg_1 = input_73; [L216] SORT_1 next_76_arg_1 = input_75; [L217] SORT_1 next_78_arg_1 = input_77; [L218] SORT_1 next_80_arg_1 = input_79; [L219] SORT_1 next_82_arg_1 = var_81; [L220] SORT_3 var_85_arg_0 = var_84; [L221] SORT_2 var_85_arg_1 = input_71; [L222] SORT_4 var_85 = ((SORT_4)var_85_arg_0 << 8) | var_85_arg_1; [L223] var_85 = var_85 & mask_SORT_4 [L224] SORT_4 var_87_arg_0 = var_85; [L225] SORT_4 var_87_arg_1 = var_86; [L226] SORT_1 var_87 = var_87_arg_0 <= var_87_arg_1; [L227] SORT_1 var_88_arg_0 = input_75; [L228] SORT_1 var_88_arg_1 = ~var_87; [L229] var_88_arg_1 = var_88_arg_1 & mask_SORT_1 [L230] SORT_1 var_88 = var_88_arg_0 & var_88_arg_1; [L231] SORT_1 var_89_arg_0 = ~input_83; [L232] var_89_arg_0 = var_89_arg_0 & mask_SORT_1 [L233] SORT_1 var_89_arg_1 = var_88; [L234] SORT_1 var_89 = var_89_arg_0 | var_89_arg_1; [L235] SORT_4 var_92_arg_0 = var_85; [L236] SORT_4 var_92_arg_1 = var_91; [L237] SORT_4 var_92 = var_92_arg_0 - var_92_arg_1; [L238] SORT_4 var_93_arg_0 = var_92; [L239] SORT_2 var_93 = var_93_arg_0 >> 0; [L240] SORT_1 var_94_arg_0 = input_83; [L241] SORT_2 var_94_arg_1 = var_93; [L242] SORT_2 var_94_arg_2 = input_71; [L243] EXPR var_94_arg_0 ? var_94_arg_1 : var_94_arg_2 [L243] SORT_2 var_94 = var_94_arg_0 ? var_94_arg_1 : var_94_arg_2; [L244] var_94 = var_94 & mask_SORT_2 [L245] SORT_3 var_95_arg_0 = var_84; [L246] SORT_2 var_95_arg_1 = var_94; [L247] SORT_4 var_95 = ((SORT_4)var_95_arg_0 << 8) | var_95_arg_1; [L248] var_95 = var_95 & mask_SORT_4 [L249] SORT_4 var_96_arg_0 = var_91; [L250] SORT_4 var_96_arg_1 = var_95; [L251] SORT_1 var_96 = var_96_arg_0 <= var_96_arg_1; [L252] SORT_1 var_97_arg_0 = input_75; [L253] SORT_1 var_97_arg_1 = ~var_96; [L254] var_97_arg_1 = var_97_arg_1 & mask_SORT_1 [L255] SORT_1 var_97 = var_97_arg_0 & var_97_arg_1; [L256] SORT_1 var_98_arg_0 = ~input_90; [L257] var_98_arg_0 = var_98_arg_0 & mask_SORT_1 [L258] SORT_1 var_98_arg_1 = var_97; [L259] SORT_1 var_98 = var_98_arg_0 | var_98_arg_1; [L260] SORT_1 var_99_arg_0 = var_89; [L261] SORT_1 var_99_arg_1 = var_98; [L262] SORT_1 var_99 = var_99_arg_0 & var_99_arg_1; [L263] SORT_3 var_101_arg_0 = var_84; [L264] SORT_2 var_101_arg_1 = input_73; [L265] SORT_4 var_101 = ((SORT_4)var_101_arg_0 << 8) | var_101_arg_1; [L266] var_101 = var_101 & mask_SORT_4 [L267] SORT_4 var_102_arg_0 = var_101; [L268] SORT_4 var_102_arg_1 = var_86; [L269] SORT_1 var_102 = var_102_arg_0 <= var_102_arg_1; [L270] SORT_1 var_103_arg_0 = input_75; [L271] SORT_1 var_103_arg_1 = ~var_102; [L272] var_103_arg_1 = var_103_arg_1 & mask_SORT_1 [L273] SORT_1 var_103 = var_103_arg_0 & var_103_arg_1; [L274] SORT_1 var_104_arg_0 = ~input_100; [L275] var_104_arg_0 = var_104_arg_0 & mask_SORT_1 [L276] SORT_1 var_104_arg_1 = var_103; [L277] SORT_1 var_104 = var_104_arg_0 | var_104_arg_1; [L278] SORT_1 var_105_arg_0 = var_99; [L279] SORT_1 var_105_arg_1 = var_104; [L280] SORT_1 var_105 = var_105_arg_0 & var_105_arg_1; [L281] SORT_4 var_108_arg_0 = var_101; [L282] SORT_4 var_108_arg_1 = var_91; [L283] SORT_4 var_108 = var_108_arg_0 - var_108_arg_1; [L284] SORT_4 var_109_arg_0 = var_108; [L285] SORT_2 var_109 = var_109_arg_0 >> 0; [L286] SORT_1 var_110_arg_0 = input_100; [L287] SORT_2 var_110_arg_1 = var_109; [L288] SORT_2 var_110_arg_2 = input_73; [L289] EXPR var_110_arg_0 ? var_110_arg_1 : var_110_arg_2 [L289] SORT_2 var_110 = var_110_arg_0 ? var_110_arg_1 : var_110_arg_2; [L290] var_110 = var_110 & mask_SORT_2 [L291] SORT_3 var_111_arg_0 = var_84; [L292] SORT_2 var_111_arg_1 = var_110; [L293] SORT_4 var_111 = ((SORT_4)var_111_arg_0 << 8) | var_111_arg_1; [L294] var_111 = var_111 & mask_SORT_4 [L295] SORT_4 var_112_arg_0 = var_107; [L296] SORT_4 var_112_arg_1 = var_111; [L297] SORT_1 var_112 = var_112_arg_0 <= var_112_arg_1; [L298] SORT_1 var_113_arg_0 = input_75; [L299] SORT_1 var_113_arg_1 = ~var_112; [L300] var_113_arg_1 = var_113_arg_1 & mask_SORT_1 [L301] SORT_1 var_113 = var_113_arg_0 & var_113_arg_1; [L302] SORT_1 var_114_arg_0 = ~input_106; [L303] var_114_arg_0 = var_114_arg_0 & mask_SORT_1 [L304] SORT_1 var_114_arg_1 = var_113; [L305] SORT_1 var_114 = var_114_arg_0 | var_114_arg_1; [L306] SORT_1 var_115_arg_0 = var_105; [L307] SORT_1 var_115_arg_1 = var_114; [L308] SORT_1 var_115 = var_115_arg_0 & var_115_arg_1; [L309] SORT_4 var_117_arg_0 = var_91; [L310] SORT_4 var_117_arg_1 = var_95; [L311] SORT_4 var_117 = var_117_arg_0 + var_117_arg_1; [L312] SORT_4 var_118_arg_0 = var_117; [L313] SORT_2 var_118 = var_118_arg_0 >> 0; [L314] SORT_1 var_119_arg_0 = input_90; [L315] SORT_2 var_119_arg_1 = var_118; [L316] SORT_2 var_119_arg_2 = var_94; [L317] EXPR var_119_arg_0 ? var_119_arg_1 : var_119_arg_2 [L317] SORT_2 var_119 = var_119_arg_0 ? var_119_arg_1 : var_119_arg_2; [L318] var_119 = var_119 & mask_SORT_2 [L319] SORT_3 var_120_arg_0 = var_84; [L320] SORT_2 var_120_arg_1 = var_119; [L321] SORT_4 var_120 = ((SORT_4)var_120_arg_0 << 8) | var_120_arg_1; [L322] SORT_4 var_121_arg_0 = var_91; [L323] SORT_4 var_121_arg_1 = var_111; [L324] SORT_4 var_121 = var_121_arg_0 + var_121_arg_1; [L325] SORT_4 var_122_arg_0 = var_107; [L326] SORT_4 var_122_arg_1 = var_121; [L327] SORT_4 var_122 = var_122_arg_0 * var_122_arg_1; [L328] SORT_4 var_123_arg_0 = var_120; [L329] SORT_4 var_123_arg_1 = var_122; [L330] SORT_4 var_123 = var_123_arg_0 + var_123_arg_1; [L331] var_123 = var_123 & mask_SORT_4 [L332] SORT_4 var_124_arg_0 = var_86; [L333] SORT_4 var_124_arg_1 = var_123; [L334] SORT_1 var_124 = var_124_arg_0 == var_124_arg_1; [L335] SORT_4 var_125_arg_0 = var_107; [L336] SORT_4 var_125_arg_1 = var_111; [L337] SORT_4 var_125 = var_125_arg_0 * var_125_arg_1; [L338] SORT_4 var_126_arg_0 = var_120; [L339] SORT_4 var_126_arg_1 = var_125; [L340] SORT_4 var_126 = var_126_arg_0 + var_126_arg_1; [L341] var_126 = var_126 & mask_SORT_4 [L342] SORT_4 var_127_arg_0 = var_86; [L343] SORT_4 var_127_arg_1 = var_126; [L344] SORT_1 var_127 = var_127_arg_0 == var_127_arg_1; [L345] SORT_1 var_128_arg_0 = var_124; [L346] SORT_1 var_128_arg_1 = var_127; [L347] SORT_1 var_128 = var_128_arg_0 | var_128_arg_1; [L348] SORT_1 var_129_arg_0 = input_106; [L349] SORT_1 var_129_arg_1 = var_128; [L350] SORT_1 var_129 = var_129_arg_0 & var_129_arg_1; [L351] var_129 = var_129 & mask_SORT_1 [L352] SORT_4 var_130_arg_0 = var_107; [L353] SORT_4 var_130_arg_1 = var_108; [L354] SORT_4 var_130 = var_130_arg_0 * var_130_arg_1; [L355] SORT_4 var_131_arg_0 = var_120; [L356] SORT_4 var_131_arg_1 = var_130; [L357] SORT_4 var_131 = var_131_arg_0 + var_131_arg_1; [L358] var_131 = var_131 & mask_SORT_4 [L359] SORT_4 var_132_arg_0 = var_86; [L360] SORT_4 var_132_arg_1 = var_131; [L361] SORT_1 var_132 = var_132_arg_0 == var_132_arg_1; [L362] SORT_4 var_133_arg_0 = var_107; [L363] SORT_4 var_133_arg_1 = var_101; [L364] SORT_4 var_133 = var_133_arg_0 * var_133_arg_1; [L365] SORT_4 var_134_arg_0 = var_133; [L366] SORT_4 var_134_arg_1 = var_120; [L367] SORT_4 var_134 = var_134_arg_0 + var_134_arg_1; [L368] var_134 = var_134 & mask_SORT_4 [L369] SORT_4 var_135_arg_0 = var_86; [L370] SORT_4 var_135_arg_1 = var_134; [L371] SORT_1 var_135 = var_135_arg_0 == var_135_arg_1; [L372] SORT_1 var_136_arg_0 = var_132; [L373] SORT_1 var_136_arg_1 = var_135; [L374] SORT_1 var_136 = var_136_arg_0 | var_136_arg_1; [L375] SORT_1 var_137_arg_0 = input_100; [L376] SORT_1 var_137_arg_1 = var_136; [L377] SORT_1 var_137 = var_137_arg_0 & var_137_arg_1; [L378] var_137 = var_137 & mask_SORT_1 [L379] SORT_4 var_138_arg_0 = var_133; [L380] SORT_4 var_138_arg_1 = var_95; [L381] SORT_4 var_138 = var_138_arg_0 + var_138_arg_1; [L382] var_138 = var_138 & mask_SORT_4 [L383] SORT_4 var_139_arg_0 = var_91; [L384] SORT_4 var_139_arg_1 = var_138; [L385] SORT_4 var_139 = var_139_arg_0 + var_139_arg_1; [L386] var_139 = var_139 & mask_SORT_4 [L387] SORT_4 var_140_arg_0 = var_86; [L388] SORT_4 var_140_arg_1 = var_139; [L389] SORT_1 var_140 = var_140_arg_0 == var_140_arg_1; [L390] SORT_4 var_141_arg_0 = var_86; [L391] SORT_4 var_141_arg_1 = var_138; [L392] SORT_1 var_141 = var_141_arg_0 == var_141_arg_1; [L393] SORT_1 var_142_arg_0 = var_140; [L394] SORT_1 var_142_arg_1 = var_141; [L395] SORT_1 var_142 = var_142_arg_0 | var_142_arg_1; [L396] SORT_1 var_143_arg_0 = input_90; [L397] SORT_1 var_143_arg_1 = var_142; [L398] SORT_1 var_143 = var_143_arg_0 & var_143_arg_1; [L399] var_143 = var_143 & mask_SORT_1 [L400] SORT_4 var_144_arg_0 = var_85; [L401] SORT_4 var_144_arg_1 = var_133; [L402] SORT_4 var_144 = var_144_arg_0 + var_144_arg_1; [L403] var_144 = var_144 & mask_SORT_4 [L404] SORT_4 var_145_arg_0 = var_144; [L405] SORT_4 var_145_arg_1 = var_91; [L406] SORT_4 var_145 = var_145_arg_0 - var_145_arg_1; [L407] var_145 = var_145 & mask_SORT_4 [L408] SORT_4 var_146_arg_0 = var_86; [L409] SORT_4 var_146_arg_1 = var_145; [L410] SORT_1 var_146 = var_146_arg_0 == var_146_arg_1; [L411] SORT_4 var_147_arg_0 = var_86; [L412] SORT_4 var_147_arg_1 = var_144; [L413] SORT_1 var_147 = var_147_arg_0 == var_147_arg_1; [L414] SORT_1 var_148_arg_0 = var_146; [L415] SORT_1 var_148_arg_1 = var_147; [L416] SORT_1 var_148 = var_148_arg_0 | var_148_arg_1; [L417] SORT_1 var_149_arg_0 = input_83; [L418] SORT_1 var_149_arg_1 = var_148; [L419] SORT_1 var_149 = var_149_arg_0 & var_149_arg_1; [L420] var_149 = var_149 & mask_SORT_1 [L421] SORT_4 var_150_arg_0 = var_91; [L422] SORT_4 var_150_arg_1 = var_145; [L423] SORT_1 var_150 = var_150_arg_0 == var_150_arg_1; [L424] SORT_4 var_151_arg_0 = var_107; [L425] SORT_4 var_151_arg_1 = var_145; [L426] SORT_1 var_151 = var_151_arg_0 == var_151_arg_1; [L427] SORT_4 var_153_arg_0 = var_152; [L428] SORT_4 var_153_arg_1 = var_145; [L429] SORT_1 var_153 = var_153_arg_0 == var_153_arg_1; [L430] SORT_4 var_155_arg_0 = var_154; [L431] SORT_4 var_155_arg_1 = var_145; [L432] SORT_1 var_155 = var_155_arg_0 == var_155_arg_1; [L433] SORT_1 var_156_arg_0 = var_155; [L434] SORT_2 var_156_arg_1 = input_67; [L435] SORT_2 var_156_arg_2 = input_69; [L436] EXPR var_156_arg_0 ? var_156_arg_1 : var_156_arg_2 [L436] SORT_2 var_156 = var_156_arg_0 ? var_156_arg_1 : var_156_arg_2; [L437] SORT_1 var_157_arg_0 = var_153; [L438] SORT_2 var_157_arg_1 = input_65; [L439] SORT_2 var_157_arg_2 = var_156; [L440] EXPR var_157_arg_0 ? var_157_arg_1 : var_157_arg_2 [L440] SORT_2 var_157 = var_157_arg_0 ? var_157_arg_1 : var_157_arg_2; [L441] SORT_1 var_158_arg_0 = var_151; [L442] SORT_2 var_158_arg_1 = input_63; [L443] SORT_2 var_158_arg_2 = var_157; [L444] EXPR var_158_arg_0 ? var_158_arg_1 : var_158_arg_2 [L444] SORT_2 var_158 = var_158_arg_0 ? var_158_arg_1 : var_158_arg_2; [L445] SORT_1 var_159_arg_0 = var_150; [L446] SORT_2 var_159_arg_1 = input_61; [L447] SORT_2 var_159_arg_2 = var_158; [L448] EXPR var_159_arg_0 ? var_159_arg_1 : var_159_arg_2 [L448] SORT_2 var_159 = var_159_arg_0 ? var_159_arg_1 : var_159_arg_2; [L449] SORT_1 var_160_arg_0 = var_146; [L450] SORT_2 var_160_arg_1 = input_59; [L451] SORT_2 var_160_arg_2 = var_159; [L452] EXPR var_160_arg_0 ? var_160_arg_1 : var_160_arg_2 [L452] SORT_2 var_160 = var_160_arg_0 ? var_160_arg_1 : var_160_arg_2; [L453] SORT_1 var_161_arg_0 = var_146; [L454] SORT_2 var_161_arg_1 = var_35; [L455] SORT_2 var_161_arg_2 = var_160; [L456] EXPR var_161_arg_0 ? var_161_arg_1 : var_161_arg_2 [L456] SORT_2 var_161 = var_161_arg_0 ? var_161_arg_1 : var_161_arg_2; [L457] SORT_1 var_162_arg_0 = var_149; [L458] SORT_2 var_162_arg_1 = var_161; [L459] SORT_2 var_162_arg_2 = input_59; [L460] EXPR var_162_arg_0 ? var_162_arg_1 : var_162_arg_2 [L460] SORT_2 var_162 = var_162_arg_0 ? var_162_arg_1 : var_162_arg_2; [L461] SORT_4 var_163_arg_0 = var_91; [L462] SORT_4 var_163_arg_1 = var_139; [L463] SORT_1 var_163 = var_163_arg_0 == var_163_arg_1; [L464] SORT_4 var_164_arg_0 = var_91; [L465] SORT_4 var_164_arg_1 = var_144; [L466] SORT_1 var_164 = var_164_arg_0 == var_164_arg_1; [L467] SORT_1 var_165_arg_0 = var_150; [L468] SORT_1 var_165_arg_1 = var_164; [L469] SORT_1 var_165 = var_165_arg_0 | var_165_arg_1; [L470] SORT_1 var_166_arg_0 = input_83; [L471] SORT_1 var_166_arg_1 = var_165; [L472] SORT_1 var_166 = var_166_arg_0 & var_166_arg_1; [L473] var_166 = var_166 & mask_SORT_1 [L474] SORT_1 var_167_arg_0 = var_150; [L475] SORT_2 var_167_arg_1 = var_35; [L476] SORT_2 var_167_arg_2 = var_160; [L477] EXPR var_167_arg_0 ? var_167_arg_1 : var_167_arg_2 [L477] SORT_2 var_167 = var_167_arg_0 ? var_167_arg_1 : var_167_arg_2; [L478] SORT_1 var_168_arg_0 = var_166; [L479] SORT_2 var_168_arg_1 = var_167; [L480] SORT_2 var_168_arg_2 = input_61; [L481] EXPR var_168_arg_0 ? var_168_arg_1 : var_168_arg_2 [L481] SORT_2 var_168 = var_168_arg_0 ? var_168_arg_1 : var_168_arg_2; [L482] SORT_4 var_169_arg_0 = var_107; [L483] SORT_4 var_169_arg_1 = var_139; [L484] SORT_1 var_169 = var_169_arg_0 == var_169_arg_1; [L485] SORT_4 var_170_arg_0 = var_107; [L486] SORT_4 var_170_arg_1 = var_144; [L487] SORT_1 var_170 = var_170_arg_0 == var_170_arg_1; [L488] SORT_1 var_171_arg_0 = var_151; [L489] SORT_1 var_171_arg_1 = var_170; [L490] SORT_1 var_171 = var_171_arg_0 | var_171_arg_1; [L491] SORT_1 var_172_arg_0 = input_83; [L492] SORT_1 var_172_arg_1 = var_171; [L493] SORT_1 var_172 = var_172_arg_0 & var_172_arg_1; [L494] var_172 = var_172 & mask_SORT_1 [L495] SORT_1 var_173_arg_0 = var_151; [L496] SORT_2 var_173_arg_1 = var_35; [L497] SORT_2 var_173_arg_2 = var_160; [L498] EXPR var_173_arg_0 ? var_173_arg_1 : var_173_arg_2 [L498] SORT_2 var_173 = var_173_arg_0 ? var_173_arg_1 : var_173_arg_2; [L499] SORT_1 var_174_arg_0 = var_172; [L500] SORT_2 var_174_arg_1 = var_173; [L501] SORT_2 var_174_arg_2 = input_63; [L502] EXPR var_174_arg_0 ? var_174_arg_1 : var_174_arg_2 [L502] SORT_2 var_174 = var_174_arg_0 ? var_174_arg_1 : var_174_arg_2; [L503] SORT_4 var_175_arg_0 = var_152; [L504] SORT_4 var_175_arg_1 = var_139; [L505] SORT_1 var_175 = var_175_arg_0 == var_175_arg_1; [L506] SORT_4 var_176_arg_0 = var_152; [L507] SORT_4 var_176_arg_1 = var_144; [L508] SORT_1 var_176 = var_176_arg_0 == var_176_arg_1; [L509] SORT_1 var_177_arg_0 = var_153; [L510] SORT_1 var_177_arg_1 = var_176; [L511] SORT_1 var_177 = var_177_arg_0 | var_177_arg_1; [L512] SORT_1 var_178_arg_0 = input_83; [L513] SORT_1 var_178_arg_1 = var_177; [L514] SORT_1 var_178 = var_178_arg_0 & var_178_arg_1; [L515] var_178 = var_178 & mask_SORT_1 [L516] SORT_1 var_179_arg_0 = var_153; [L517] SORT_2 var_179_arg_1 = var_35; [L518] SORT_2 var_179_arg_2 = var_160; [L519] EXPR var_179_arg_0 ? var_179_arg_1 : var_179_arg_2 [L519] SORT_2 var_179 = var_179_arg_0 ? var_179_arg_1 : var_179_arg_2; [L520] SORT_1 var_180_arg_0 = var_178; [L521] SORT_2 var_180_arg_1 = var_179; [L522] SORT_2 var_180_arg_2 = input_65; [L523] EXPR var_180_arg_0 ? var_180_arg_1 : var_180_arg_2 [L523] SORT_2 var_180 = var_180_arg_0 ? var_180_arg_1 : var_180_arg_2; [L524] SORT_4 var_181_arg_0 = var_154; [L525] SORT_4 var_181_arg_1 = var_139; [L526] SORT_1 var_181 = var_181_arg_0 == var_181_arg_1; [L527] SORT_4 var_182_arg_0 = var_154; [L528] SORT_4 var_182_arg_1 = var_144; [L529] SORT_1 var_182 = var_182_arg_0 == var_182_arg_1; [L530] SORT_1 var_183_arg_0 = var_155; [L531] SORT_1 var_183_arg_1 = var_182; [L532] SORT_1 var_183 = var_183_arg_0 | var_183_arg_1; [L533] SORT_1 var_184_arg_0 = input_83; [L534] SORT_1 var_184_arg_1 = var_183; [L535] SORT_1 var_184 = var_184_arg_0 & var_184_arg_1; [L536] var_184 = var_184 & mask_SORT_1 [L537] SORT_1 var_185_arg_0 = var_155; [L538] SORT_2 var_185_arg_1 = var_35; [L539] SORT_2 var_185_arg_2 = var_160; [L540] EXPR var_185_arg_0 ? var_185_arg_1 : var_185_arg_2 [L540] SORT_2 var_185 = var_185_arg_0 ? var_185_arg_1 : var_185_arg_2; [L541] SORT_1 var_186_arg_0 = var_184; [L542] SORT_2 var_186_arg_1 = var_185; [L543] SORT_2 var_186_arg_2 = input_67; [L544] EXPR var_186_arg_0 ? var_186_arg_1 : var_186_arg_2 [L544] SORT_2 var_186 = var_186_arg_0 ? var_186_arg_1 : var_186_arg_2; [L545] SORT_4 var_188_arg_0 = var_187; [L546] SORT_4 var_188_arg_1 = var_145; [L547] SORT_1 var_188 = var_188_arg_0 == var_188_arg_1; [L548] SORT_4 var_189_arg_0 = var_187; [L549] SORT_4 var_189_arg_1 = var_144; [L550] SORT_1 var_189 = var_189_arg_0 == var_189_arg_1; [L551] SORT_1 var_190_arg_0 = var_188; [L552] SORT_1 var_190_arg_1 = var_189; [L553] SORT_1 var_190 = var_190_arg_0 | var_190_arg_1; [L554] SORT_1 var_191_arg_0 = input_83; [L555] SORT_1 var_191_arg_1 = var_190; [L556] SORT_1 var_191 = var_191_arg_0 & var_191_arg_1; [L557] var_191 = var_191 & mask_SORT_1 [L558] SORT_1 var_192_arg_0 = var_188; [L559] SORT_2 var_192_arg_1 = var_35; [L560] SORT_2 var_192_arg_2 = var_160; [L561] EXPR var_192_arg_0 ? var_192_arg_1 : var_192_arg_2 [L561] SORT_2 var_192 = var_192_arg_0 ? var_192_arg_1 : var_192_arg_2; [L562] SORT_1 var_193_arg_0 = var_191; [L563] SORT_2 var_193_arg_1 = var_192; [L564] SORT_2 var_193_arg_2 = input_69; [L565] EXPR var_193_arg_0 ? var_193_arg_1 : var_193_arg_2 [L565] SORT_2 var_193 = var_193_arg_0 ? var_193_arg_1 : var_193_arg_2; [L566] SORT_1 var_194_arg_0 = var_181; [L567] SORT_2 var_194_arg_1 = var_186; [L568] SORT_2 var_194_arg_2 = var_193; [L569] EXPR var_194_arg_0 ? var_194_arg_1 : var_194_arg_2 [L569] SORT_2 var_194 = var_194_arg_0 ? var_194_arg_1 : var_194_arg_2; [L570] SORT_1 var_195_arg_0 = var_175; [L571] SORT_2 var_195_arg_1 = var_180; [L572] SORT_2 var_195_arg_2 = var_194; [L573] EXPR var_195_arg_0 ? var_195_arg_1 : var_195_arg_2 [L573] SORT_2 var_195 = var_195_arg_0 ? var_195_arg_1 : var_195_arg_2; [L574] SORT_1 var_196_arg_0 = var_169; [L575] SORT_2 var_196_arg_1 = var_174; [L576] SORT_2 var_196_arg_2 = var_195; [L577] EXPR var_196_arg_0 ? var_196_arg_1 : var_196_arg_2 [L577] SORT_2 var_196 = var_196_arg_0 ? var_196_arg_1 : var_196_arg_2; [L578] SORT_1 var_197_arg_0 = var_163; [L579] SORT_2 var_197_arg_1 = var_168; [L580] SORT_2 var_197_arg_2 = var_196; [L581] EXPR var_197_arg_0 ? var_197_arg_1 : var_197_arg_2 [L581] SORT_2 var_197 = var_197_arg_0 ? var_197_arg_1 : var_197_arg_2; [L582] SORT_1 var_198_arg_0 = var_140; [L583] SORT_2 var_198_arg_1 = var_162; [L584] SORT_2 var_198_arg_2 = var_197; [L585] EXPR var_198_arg_0 ? var_198_arg_1 : var_198_arg_2 [L585] SORT_2 var_198 = var_198_arg_0 ? var_198_arg_1 : var_198_arg_2; [L586] SORT_1 var_199_arg_0 = var_140; [L587] SORT_2 var_199_arg_1 = var_35; [L588] SORT_2 var_199_arg_2 = var_198; [L589] EXPR var_199_arg_0 ? var_199_arg_1 : var_199_arg_2 [L589] SORT_2 var_199 = var_199_arg_0 ? var_199_arg_1 : var_199_arg_2; [L590] SORT_1 var_200_arg_0 = var_143; [L591] SORT_2 var_200_arg_1 = var_199; [L592] SORT_2 var_200_arg_2 = var_162; [L593] EXPR var_200_arg_0 ? var_200_arg_1 : var_200_arg_2 [L593] SORT_2 var_200 = var_200_arg_0 ? var_200_arg_1 : var_200_arg_2; [L594] SORT_4 var_201_arg_0 = var_91; [L595] SORT_4 var_201_arg_1 = var_131; [L596] SORT_1 var_201 = var_201_arg_0 == var_201_arg_1; [L597] SORT_4 var_202_arg_0 = var_91; [L598] SORT_4 var_202_arg_1 = var_138; [L599] SORT_1 var_202 = var_202_arg_0 == var_202_arg_1; [L600] SORT_1 var_203_arg_0 = var_163; [L601] SORT_1 var_203_arg_1 = var_202; [L602] SORT_1 var_203 = var_203_arg_0 | var_203_arg_1; [L603] SORT_1 var_204_arg_0 = input_90; [L604] SORT_1 var_204_arg_1 = var_203; [L605] SORT_1 var_204 = var_204_arg_0 & var_204_arg_1; [L606] var_204 = var_204 & mask_SORT_1 [L607] SORT_1 var_205_arg_0 = var_163; [L608] SORT_2 var_205_arg_1 = var_35; [L609] SORT_2 var_205_arg_2 = var_198; [L610] EXPR var_205_arg_0 ? var_205_arg_1 : var_205_arg_2 [L610] SORT_2 var_205 = var_205_arg_0 ? var_205_arg_1 : var_205_arg_2; [L611] SORT_1 var_206_arg_0 = var_204; [L612] SORT_2 var_206_arg_1 = var_205; [L613] SORT_2 var_206_arg_2 = var_168; [L614] EXPR var_206_arg_0 ? var_206_arg_1 : var_206_arg_2 [L614] SORT_2 var_206 = var_206_arg_0 ? var_206_arg_1 : var_206_arg_2; [L615] SORT_4 var_207_arg_0 = var_107; [L616] SORT_4 var_207_arg_1 = var_131; [L617] SORT_1 var_207 = var_207_arg_0 == var_207_arg_1; [L618] SORT_4 var_208_arg_0 = var_107; [L619] SORT_4 var_208_arg_1 = var_138; [L620] SORT_1 var_208 = var_208_arg_0 == var_208_arg_1; [L621] SORT_1 var_209_arg_0 = var_169; [L622] SORT_1 var_209_arg_1 = var_208; [L623] SORT_1 var_209 = var_209_arg_0 | var_209_arg_1; [L624] SORT_1 var_210_arg_0 = input_90; [L625] SORT_1 var_210_arg_1 = var_209; [L626] SORT_1 var_210 = var_210_arg_0 & var_210_arg_1; [L627] var_210 = var_210 & mask_SORT_1 [L628] SORT_1 var_211_arg_0 = var_169; [L629] SORT_2 var_211_arg_1 = var_35; [L630] SORT_2 var_211_arg_2 = var_198; [L631] EXPR var_211_arg_0 ? var_211_arg_1 : var_211_arg_2 [L631] SORT_2 var_211 = var_211_arg_0 ? var_211_arg_1 : var_211_arg_2; [L632] SORT_1 var_212_arg_0 = var_210; [L633] SORT_2 var_212_arg_1 = var_211; [L634] SORT_2 var_212_arg_2 = var_174; [L635] EXPR var_212_arg_0 ? var_212_arg_1 : var_212_arg_2 [L635] SORT_2 var_212 = var_212_arg_0 ? var_212_arg_1 : var_212_arg_2; [L636] SORT_4 var_213_arg_0 = var_152; [L637] SORT_4 var_213_arg_1 = var_131; [L638] SORT_1 var_213 = var_213_arg_0 == var_213_arg_1; [L639] SORT_4 var_214_arg_0 = var_152; [L640] SORT_4 var_214_arg_1 = var_138; [L641] SORT_1 var_214 = var_214_arg_0 == var_214_arg_1; [L642] SORT_1 var_215_arg_0 = var_175; [L643] SORT_1 var_215_arg_1 = var_214; [L644] SORT_1 var_215 = var_215_arg_0 | var_215_arg_1; [L645] SORT_1 var_216_arg_0 = input_90; [L646] SORT_1 var_216_arg_1 = var_215; [L647] SORT_1 var_216 = var_216_arg_0 & var_216_arg_1; [L648] var_216 = var_216 & mask_SORT_1 [L649] SORT_1 var_217_arg_0 = var_175; [L650] SORT_2 var_217_arg_1 = var_35; [L651] SORT_2 var_217_arg_2 = var_198; [L652] EXPR var_217_arg_0 ? var_217_arg_1 : var_217_arg_2 [L652] SORT_2 var_217 = var_217_arg_0 ? var_217_arg_1 : var_217_arg_2; [L653] SORT_1 var_218_arg_0 = var_216; [L654] SORT_2 var_218_arg_1 = var_217; [L655] SORT_2 var_218_arg_2 = var_180; [L656] EXPR var_218_arg_0 ? var_218_arg_1 : var_218_arg_2 [L656] SORT_2 var_218 = var_218_arg_0 ? var_218_arg_1 : var_218_arg_2; [L657] SORT_4 var_219_arg_0 = var_154; [L658] SORT_4 var_219_arg_1 = var_131; [L659] SORT_1 var_219 = var_219_arg_0 == var_219_arg_1; [L660] SORT_4 var_220_arg_0 = var_154; [L661] SORT_4 var_220_arg_1 = var_138; [L662] SORT_1 var_220 = var_220_arg_0 == var_220_arg_1; [L663] SORT_1 var_221_arg_0 = var_181; [L664] SORT_1 var_221_arg_1 = var_220; [L665] SORT_1 var_221 = var_221_arg_0 | var_221_arg_1; [L666] SORT_1 var_222_arg_0 = input_90; [L667] SORT_1 var_222_arg_1 = var_221; [L668] SORT_1 var_222 = var_222_arg_0 & var_222_arg_1; [L669] var_222 = var_222 & mask_SORT_1 [L670] SORT_1 var_223_arg_0 = var_181; [L671] SORT_2 var_223_arg_1 = var_35; [L672] SORT_2 var_223_arg_2 = var_198; [L673] EXPR var_223_arg_0 ? var_223_arg_1 : var_223_arg_2 [L673] SORT_2 var_223 = var_223_arg_0 ? var_223_arg_1 : var_223_arg_2; [L674] SORT_1 var_224_arg_0 = var_222; [L675] SORT_2 var_224_arg_1 = var_223; [L676] SORT_2 var_224_arg_2 = var_186; [L677] EXPR var_224_arg_0 ? var_224_arg_1 : var_224_arg_2 [L677] SORT_2 var_224 = var_224_arg_0 ? var_224_arg_1 : var_224_arg_2; [L678] SORT_4 var_225_arg_0 = var_187; [L679] SORT_4 var_225_arg_1 = var_139; [L680] SORT_1 var_225 = var_225_arg_0 == var_225_arg_1; [L681] SORT_4 var_226_arg_0 = var_187; [L682] SORT_4 var_226_arg_1 = var_138; [L683] SORT_1 var_226 = var_226_arg_0 == var_226_arg_1; [L684] SORT_1 var_227_arg_0 = var_225; [L685] SORT_1 var_227_arg_1 = var_226; [L686] SORT_1 var_227 = var_227_arg_0 | var_227_arg_1; [L687] SORT_1 var_228_arg_0 = input_90; [L688] SORT_1 var_228_arg_1 = var_227; [L689] SORT_1 var_228 = var_228_arg_0 & var_228_arg_1; [L690] var_228 = var_228 & mask_SORT_1 [L691] SORT_1 var_229_arg_0 = var_225; [L692] SORT_2 var_229_arg_1 = var_35; [L693] SORT_2 var_229_arg_2 = var_198; [L694] EXPR var_229_arg_0 ? var_229_arg_1 : var_229_arg_2 [L694] SORT_2 var_229 = var_229_arg_0 ? var_229_arg_1 : var_229_arg_2; [L695] SORT_1 var_230_arg_0 = var_228; [L696] SORT_2 var_230_arg_1 = var_229; [L697] SORT_2 var_230_arg_2 = var_193; [L698] EXPR var_230_arg_0 ? var_230_arg_1 : var_230_arg_2 [L698] SORT_2 var_230 = var_230_arg_0 ? var_230_arg_1 : var_230_arg_2; [L699] SORT_1 var_231_arg_0 = var_219; [L700] SORT_2 var_231_arg_1 = var_224; [L701] SORT_2 var_231_arg_2 = var_230; [L702] EXPR var_231_arg_0 ? var_231_arg_1 : var_231_arg_2 [L702] SORT_2 var_231 = var_231_arg_0 ? var_231_arg_1 : var_231_arg_2; [L703] SORT_1 var_232_arg_0 = var_213; [L704] SORT_2 var_232_arg_1 = var_218; [L705] SORT_2 var_232_arg_2 = var_231; [L706] EXPR var_232_arg_0 ? var_232_arg_1 : var_232_arg_2 [L706] SORT_2 var_232 = var_232_arg_0 ? var_232_arg_1 : var_232_arg_2; [L707] SORT_1 var_233_arg_0 = var_207; [L708] SORT_2 var_233_arg_1 = var_212; [L709] SORT_2 var_233_arg_2 = var_232; [L710] EXPR var_233_arg_0 ? var_233_arg_1 : var_233_arg_2 [L710] SORT_2 var_233 = var_233_arg_0 ? var_233_arg_1 : var_233_arg_2; [L711] SORT_1 var_234_arg_0 = var_201; [L712] SORT_2 var_234_arg_1 = var_206; [L713] SORT_2 var_234_arg_2 = var_233; [L714] EXPR var_234_arg_0 ? var_234_arg_1 : var_234_arg_2 [L714] SORT_2 var_234 = var_234_arg_0 ? var_234_arg_1 : var_234_arg_2; [L715] SORT_1 var_235_arg_0 = var_132; [L716] SORT_2 var_235_arg_1 = var_200; [L717] SORT_2 var_235_arg_2 = var_234; [L718] EXPR var_235_arg_0 ? var_235_arg_1 : var_235_arg_2 [L718] SORT_2 var_235 = var_235_arg_0 ? var_235_arg_1 : var_235_arg_2; [L719] SORT_1 var_236_arg_0 = var_132; [L720] SORT_2 var_236_arg_1 = var_35; [L721] SORT_2 var_236_arg_2 = var_235; [L722] EXPR var_236_arg_0 ? var_236_arg_1 : var_236_arg_2 [L722] SORT_2 var_236 = var_236_arg_0 ? var_236_arg_1 : var_236_arg_2; [L723] SORT_1 var_237_arg_0 = var_137; [L724] SORT_2 var_237_arg_1 = var_236; [L725] SORT_2 var_237_arg_2 = var_200; [L726] EXPR var_237_arg_0 ? var_237_arg_1 : var_237_arg_2 [L726] SORT_2 var_237 = var_237_arg_0 ? var_237_arg_1 : var_237_arg_2; [L727] SORT_4 var_238_arg_0 = var_91; [L728] SORT_4 var_238_arg_1 = var_123; [L729] SORT_1 var_238 = var_238_arg_0 == var_238_arg_1; [L730] SORT_4 var_239_arg_0 = var_91; [L731] SORT_4 var_239_arg_1 = var_134; [L732] SORT_1 var_239 = var_239_arg_0 == var_239_arg_1; [L733] SORT_1 var_240_arg_0 = var_201; [L734] SORT_1 var_240_arg_1 = var_239; [L735] SORT_1 var_240 = var_240_arg_0 | var_240_arg_1; [L736] SORT_1 var_241_arg_0 = input_100; [L737] SORT_1 var_241_arg_1 = var_240; [L738] SORT_1 var_241 = var_241_arg_0 & var_241_arg_1; [L739] var_241 = var_241 & mask_SORT_1 [L740] SORT_1 var_242_arg_0 = var_201; [L741] SORT_2 var_242_arg_1 = var_35; [L742] SORT_2 var_242_arg_2 = var_235; [L743] EXPR var_242_arg_0 ? var_242_arg_1 : var_242_arg_2 [L743] SORT_2 var_242 = var_242_arg_0 ? var_242_arg_1 : var_242_arg_2; [L744] SORT_1 var_243_arg_0 = var_241; [L745] SORT_2 var_243_arg_1 = var_242; [L746] SORT_2 var_243_arg_2 = var_206; [L747] EXPR var_243_arg_0 ? var_243_arg_1 : var_243_arg_2 [L747] SORT_2 var_243 = var_243_arg_0 ? var_243_arg_1 : var_243_arg_2; [L748] SORT_4 var_244_arg_0 = var_107; [L749] SORT_4 var_244_arg_1 = var_123; [L750] SORT_1 var_244 = var_244_arg_0 == var_244_arg_1; [L751] SORT_4 var_245_arg_0 = var_107; [L752] SORT_4 var_245_arg_1 = var_134; [L753] SORT_1 var_245 = var_245_arg_0 == var_245_arg_1; [L754] SORT_1 var_246_arg_0 = var_207; [L755] SORT_1 var_246_arg_1 = var_245; [L756] SORT_1 var_246 = var_246_arg_0 | var_246_arg_1; [L757] SORT_1 var_247_arg_0 = input_100; [L758] SORT_1 var_247_arg_1 = var_246; [L759] SORT_1 var_247 = var_247_arg_0 & var_247_arg_1; [L760] var_247 = var_247 & mask_SORT_1 [L761] SORT_1 var_248_arg_0 = var_207; [L762] SORT_2 var_248_arg_1 = var_35; [L763] SORT_2 var_248_arg_2 = var_235; [L764] EXPR var_248_arg_0 ? var_248_arg_1 : var_248_arg_2 [L764] SORT_2 var_248 = var_248_arg_0 ? var_248_arg_1 : var_248_arg_2; [L765] SORT_1 var_249_arg_0 = var_247; [L766] SORT_2 var_249_arg_1 = var_248; [L767] SORT_2 var_249_arg_2 = var_212; [L768] EXPR var_249_arg_0 ? var_249_arg_1 : var_249_arg_2 [L768] SORT_2 var_249 = var_249_arg_0 ? var_249_arg_1 : var_249_arg_2; [L769] SORT_4 var_250_arg_0 = var_152; [L770] SORT_4 var_250_arg_1 = var_123; [L771] SORT_1 var_250 = var_250_arg_0 == var_250_arg_1; [L772] SORT_4 var_251_arg_0 = var_152; [L773] SORT_4 var_251_arg_1 = var_134; [L774] SORT_1 var_251 = var_251_arg_0 == var_251_arg_1; [L775] SORT_1 var_252_arg_0 = var_213; [L776] SORT_1 var_252_arg_1 = var_251; [L777] SORT_1 var_252 = var_252_arg_0 | var_252_arg_1; [L778] SORT_1 var_253_arg_0 = input_100; [L779] SORT_1 var_253_arg_1 = var_252; [L780] SORT_1 var_253 = var_253_arg_0 & var_253_arg_1; [L781] var_253 = var_253 & mask_SORT_1 [L782] SORT_1 var_254_arg_0 = var_213; [L783] SORT_2 var_254_arg_1 = var_35; [L784] SORT_2 var_254_arg_2 = var_235; [L785] EXPR var_254_arg_0 ? var_254_arg_1 : var_254_arg_2 [L785] SORT_2 var_254 = var_254_arg_0 ? var_254_arg_1 : var_254_arg_2; [L786] SORT_1 var_255_arg_0 = var_253; [L787] SORT_2 var_255_arg_1 = var_254; [L788] SORT_2 var_255_arg_2 = var_218; [L789] EXPR var_255_arg_0 ? var_255_arg_1 : var_255_arg_2 [L789] SORT_2 var_255 = var_255_arg_0 ? var_255_arg_1 : var_255_arg_2; [L790] SORT_4 var_256_arg_0 = var_154; [L791] SORT_4 var_256_arg_1 = var_123; [L792] SORT_1 var_256 = var_256_arg_0 == var_256_arg_1; [L793] SORT_4 var_257_arg_0 = var_154; [L794] SORT_4 var_257_arg_1 = var_134; [L795] SORT_1 var_257 = var_257_arg_0 == var_257_arg_1; [L796] SORT_1 var_258_arg_0 = var_219; [L797] SORT_1 var_258_arg_1 = var_257; [L798] SORT_1 var_258 = var_258_arg_0 | var_258_arg_1; [L799] SORT_1 var_259_arg_0 = input_100; [L800] SORT_1 var_259_arg_1 = var_258; [L801] SORT_1 var_259 = var_259_arg_0 & var_259_arg_1; [L802] var_259 = var_259 & mask_SORT_1 [L803] SORT_1 var_260_arg_0 = var_219; [L804] SORT_2 var_260_arg_1 = var_35; [L805] SORT_2 var_260_arg_2 = var_235; [L806] EXPR var_260_arg_0 ? var_260_arg_1 : var_260_arg_2 [L806] SORT_2 var_260 = var_260_arg_0 ? var_260_arg_1 : var_260_arg_2; [L807] SORT_1 var_261_arg_0 = var_259; [L808] SORT_2 var_261_arg_1 = var_260; [L809] SORT_2 var_261_arg_2 = var_224; [L810] EXPR var_261_arg_0 ? var_261_arg_1 : var_261_arg_2 [L810] SORT_2 var_261 = var_261_arg_0 ? var_261_arg_1 : var_261_arg_2; [L811] SORT_4 var_262_arg_0 = var_187; [L812] SORT_4 var_262_arg_1 = var_131; [L813] SORT_1 var_262 = var_262_arg_0 == var_262_arg_1; [L814] SORT_4 var_263_arg_0 = var_187; [L815] SORT_4 var_263_arg_1 = var_134; [L816] SORT_1 var_263 = var_263_arg_0 == var_263_arg_1; [L817] SORT_1 var_264_arg_0 = var_262; [L818] SORT_1 var_264_arg_1 = var_263; [L819] SORT_1 var_264 = var_264_arg_0 | var_264_arg_1; [L820] SORT_1 var_265_arg_0 = input_100; [L821] SORT_1 var_265_arg_1 = var_264; [L822] SORT_1 var_265 = var_265_arg_0 & var_265_arg_1; [L823] var_265 = var_265 & mask_SORT_1 [L824] SORT_1 var_266_arg_0 = var_262; [L825] SORT_2 var_266_arg_1 = var_35; [L826] SORT_2 var_266_arg_2 = var_235; [L827] EXPR var_266_arg_0 ? var_266_arg_1 : var_266_arg_2 [L827] SORT_2 var_266 = var_266_arg_0 ? var_266_arg_1 : var_266_arg_2; [L828] SORT_1 var_267_arg_0 = var_265; [L829] SORT_2 var_267_arg_1 = var_266; [L830] SORT_2 var_267_arg_2 = var_230; [L831] EXPR var_267_arg_0 ? var_267_arg_1 : var_267_arg_2 [L831] SORT_2 var_267 = var_267_arg_0 ? var_267_arg_1 : var_267_arg_2; [L832] SORT_1 var_268_arg_0 = var_256; [L833] SORT_2 var_268_arg_1 = var_261; [L834] SORT_2 var_268_arg_2 = var_267; [L835] EXPR var_268_arg_0 ? var_268_arg_1 : var_268_arg_2 [L835] SORT_2 var_268 = var_268_arg_0 ? var_268_arg_1 : var_268_arg_2; [L836] SORT_1 var_269_arg_0 = var_250; [L837] SORT_2 var_269_arg_1 = var_255; [L838] SORT_2 var_269_arg_2 = var_268; [L839] EXPR var_269_arg_0 ? var_269_arg_1 : var_269_arg_2 [L839] SORT_2 var_269 = var_269_arg_0 ? var_269_arg_1 : var_269_arg_2; [L840] SORT_1 var_270_arg_0 = var_244; [L841] SORT_2 var_270_arg_1 = var_249; [L842] SORT_2 var_270_arg_2 = var_269; [L843] EXPR var_270_arg_0 ? var_270_arg_1 : var_270_arg_2 [L843] SORT_2 var_270 = var_270_arg_0 ? var_270_arg_1 : var_270_arg_2; [L844] SORT_1 var_271_arg_0 = var_238; [L845] SORT_2 var_271_arg_1 = var_243; [L846] SORT_2 var_271_arg_2 = var_270; [L847] EXPR var_271_arg_0 ? var_271_arg_1 : var_271_arg_2 [L847] SORT_2 var_271 = var_271_arg_0 ? var_271_arg_1 : var_271_arg_2; [L848] SORT_1 var_272_arg_0 = var_124; [L849] SORT_2 var_272_arg_1 = var_237; [L850] SORT_2 var_272_arg_2 = var_271; [L851] EXPR var_272_arg_0 ? var_272_arg_1 : var_272_arg_2 [L851] SORT_2 var_272 = var_272_arg_0 ? var_272_arg_1 : var_272_arg_2; [L852] SORT_1 var_273_arg_0 = var_124; [L853] SORT_2 var_273_arg_1 = var_35; [L854] SORT_2 var_273_arg_2 = var_272; [L855] EXPR var_273_arg_0 ? var_273_arg_1 : var_273_arg_2 [L855] SORT_2 var_273 = var_273_arg_0 ? var_273_arg_1 : var_273_arg_2; [L856] SORT_1 var_274_arg_0 = var_129; [L857] SORT_2 var_274_arg_1 = var_273; [L858] SORT_2 var_274_arg_2 = var_237; [L859] EXPR var_274_arg_0 ? var_274_arg_1 : var_274_arg_2 [L859] SORT_2 var_274 = var_274_arg_0 ? var_274_arg_1 : var_274_arg_2; [L860] var_274 = var_274 & mask_SORT_2 [L861] SORT_2 var_275_arg_0 = var_50; [L862] SORT_2 var_275_arg_1 = var_274; [L863] SORT_1 var_275 = var_275_arg_0 == var_275_arg_1; [L864] SORT_4 var_276_arg_0 = var_91; [L865] SORT_4 var_276_arg_1 = var_126; [L866] SORT_1 var_276 = var_276_arg_0 == var_276_arg_1; [L867] SORT_1 var_277_arg_0 = var_238; [L868] SORT_1 var_277_arg_1 = var_276; [L869] SORT_1 var_277 = var_277_arg_0 | var_277_arg_1; [L870] SORT_1 var_278_arg_0 = input_106; [L871] SORT_1 var_278_arg_1 = var_277; [L872] SORT_1 var_278 = var_278_arg_0 & var_278_arg_1; [L873] var_278 = var_278 & mask_SORT_1 [L874] SORT_1 var_279_arg_0 = var_238; [L875] SORT_2 var_279_arg_1 = var_35; [L876] SORT_2 var_279_arg_2 = var_272; [L877] EXPR var_279_arg_0 ? var_279_arg_1 : var_279_arg_2 [L877] SORT_2 var_279 = var_279_arg_0 ? var_279_arg_1 : var_279_arg_2; [L878] SORT_1 var_280_arg_0 = var_278; [L879] SORT_2 var_280_arg_1 = var_279; [L880] SORT_2 var_280_arg_2 = var_243; [L881] EXPR var_280_arg_0 ? var_280_arg_1 : var_280_arg_2 [L881] SORT_2 var_280 = var_280_arg_0 ? var_280_arg_1 : var_280_arg_2; [L882] var_280 = var_280 & mask_SORT_2 [L883] SORT_2 var_281_arg_0 = var_47; [L884] SORT_2 var_281_arg_1 = var_280; [L885] SORT_1 var_281 = var_281_arg_0 == var_281_arg_1; [L886] SORT_1 var_282_arg_0 = var_275; [L887] SORT_1 var_282_arg_1 = var_281; [L888] SORT_1 var_282 = var_282_arg_0 & var_282_arg_1; [L889] SORT_4 var_283_arg_0 = var_107; [L890] SORT_4 var_283_arg_1 = var_126; [L891] SORT_1 var_283 = var_283_arg_0 == var_283_arg_1; [L892] SORT_1 var_284_arg_0 = var_244; [L893] SORT_1 var_284_arg_1 = var_283; [L894] SORT_1 var_284 = var_284_arg_0 | var_284_arg_1; [L895] SORT_1 var_285_arg_0 = input_106; [L896] SORT_1 var_285_arg_1 = var_284; [L897] SORT_1 var_285 = var_285_arg_0 & var_285_arg_1; [L898] var_285 = var_285 & mask_SORT_1 [L899] SORT_1 var_286_arg_0 = var_244; [L900] SORT_2 var_286_arg_1 = var_35; [L901] SORT_2 var_286_arg_2 = var_272; [L902] EXPR var_286_arg_0 ? var_286_arg_1 : var_286_arg_2 [L902] SORT_2 var_286 = var_286_arg_0 ? var_286_arg_1 : var_286_arg_2; [L903] SORT_1 var_287_arg_0 = var_285; [L904] SORT_2 var_287_arg_1 = var_286; [L905] SORT_2 var_287_arg_2 = var_249; [L906] EXPR var_287_arg_0 ? var_287_arg_1 : var_287_arg_2 [L906] SORT_2 var_287 = var_287_arg_0 ? var_287_arg_1 : var_287_arg_2; [L907] var_287 = var_287 & mask_SORT_2 [L908] SORT_2 var_288_arg_0 = var_44; [L909] SORT_2 var_288_arg_1 = var_287; [L910] SORT_1 var_288 = var_288_arg_0 == var_288_arg_1; [L911] SORT_1 var_289_arg_0 = var_282; [L912] SORT_1 var_289_arg_1 = var_288; [L913] SORT_1 var_289 = var_289_arg_0 & var_289_arg_1; [L914] SORT_4 var_290_arg_0 = var_152; [L915] SORT_4 var_290_arg_1 = var_126; [L916] SORT_1 var_290 = var_290_arg_0 == var_290_arg_1; [L917] SORT_1 var_291_arg_0 = var_250; [L918] SORT_1 var_291_arg_1 = var_290; [L919] SORT_1 var_291 = var_291_arg_0 | var_291_arg_1; [L920] SORT_1 var_292_arg_0 = input_106; [L921] SORT_1 var_292_arg_1 = var_291; [L922] SORT_1 var_292 = var_292_arg_0 & var_292_arg_1; [L923] var_292 = var_292 & mask_SORT_1 [L924] SORT_1 var_293_arg_0 = var_250; [L925] SORT_2 var_293_arg_1 = var_35; [L926] SORT_2 var_293_arg_2 = var_272; [L927] EXPR var_293_arg_0 ? var_293_arg_1 : var_293_arg_2 [L927] SORT_2 var_293 = var_293_arg_0 ? var_293_arg_1 : var_293_arg_2; [L928] SORT_1 var_294_arg_0 = var_292; [L929] SORT_2 var_294_arg_1 = var_293; [L930] SORT_2 var_294_arg_2 = var_255; [L931] EXPR var_294_arg_0 ? var_294_arg_1 : var_294_arg_2 [L931] SORT_2 var_294 = var_294_arg_0 ? var_294_arg_1 : var_294_arg_2; [L932] var_294 = var_294 & mask_SORT_2 [L933] SORT_2 var_295_arg_0 = var_41; [L934] SORT_2 var_295_arg_1 = var_294; [L935] SORT_1 var_295 = var_295_arg_0 == var_295_arg_1; [L936] SORT_1 var_296_arg_0 = var_289; [L937] SORT_1 var_296_arg_1 = var_295; [L938] SORT_1 var_296 = var_296_arg_0 & var_296_arg_1; [L939] SORT_4 var_297_arg_0 = var_154; [L940] SORT_4 var_297_arg_1 = var_126; [L941] SORT_1 var_297 = var_297_arg_0 == var_297_arg_1; [L942] SORT_1 var_298_arg_0 = var_256; [L943] SORT_1 var_298_arg_1 = var_297; [L944] SORT_1 var_298 = var_298_arg_0 | var_298_arg_1; [L945] SORT_1 var_299_arg_0 = input_106; [L946] SORT_1 var_299_arg_1 = var_298; [L947] SORT_1 var_299 = var_299_arg_0 & var_299_arg_1; [L948] var_299 = var_299 & mask_SORT_1 [L949] SORT_1 var_300_arg_0 = var_256; [L950] SORT_2 var_300_arg_1 = var_35; [L951] SORT_2 var_300_arg_2 = var_272; [L952] EXPR var_300_arg_0 ? var_300_arg_1 : var_300_arg_2 [L952] SORT_2 var_300 = var_300_arg_0 ? var_300_arg_1 : var_300_arg_2; [L953] SORT_1 var_301_arg_0 = var_299; [L954] SORT_2 var_301_arg_1 = var_300; [L955] SORT_2 var_301_arg_2 = var_261; [L956] EXPR var_301_arg_0 ? var_301_arg_1 : var_301_arg_2 [L956] SORT_2 var_301 = var_301_arg_0 ? var_301_arg_1 : var_301_arg_2; [L957] var_301 = var_301 & mask_SORT_2 [L958] SORT_2 var_302_arg_0 = var_38; [L959] SORT_2 var_302_arg_1 = var_301; [L960] SORT_1 var_302 = var_302_arg_0 == var_302_arg_1; [L961] SORT_1 var_303_arg_0 = var_296; [L962] SORT_1 var_303_arg_1 = var_302; [L963] SORT_1 var_303 = var_303_arg_0 & var_303_arg_1; [L964] SORT_4 var_304_arg_0 = var_187; [L965] SORT_4 var_304_arg_1 = var_123; [L966] SORT_1 var_304 = var_304_arg_0 == var_304_arg_1; [L967] SORT_4 var_305_arg_0 = var_187; [L968] SORT_4 var_305_arg_1 = var_126; [L969] SORT_1 var_305 = var_305_arg_0 == var_305_arg_1; [L970] SORT_1 var_306_arg_0 = var_304; [L971] SORT_1 var_306_arg_1 = var_305; [L972] SORT_1 var_306 = var_306_arg_0 | var_306_arg_1; [L973] SORT_1 var_307_arg_0 = input_106; [L974] SORT_1 var_307_arg_1 = var_306; [L975] SORT_1 var_307 = var_307_arg_0 & var_307_arg_1; [L976] var_307 = var_307 & mask_SORT_1 [L977] SORT_1 var_308_arg_0 = var_304; [L978] SORT_2 var_308_arg_1 = var_35; [L979] SORT_2 var_308_arg_2 = var_272; [L980] EXPR var_308_arg_0 ? var_308_arg_1 : var_308_arg_2 [L980] SORT_2 var_308 = var_308_arg_0 ? var_308_arg_1 : var_308_arg_2; [L981] SORT_1 var_309_arg_0 = var_307; [L982] SORT_2 var_309_arg_1 = var_308; [L983] SORT_2 var_309_arg_2 = var_267; [L984] EXPR var_309_arg_0 ? var_309_arg_1 : var_309_arg_2 [L984] SORT_2 var_309 = var_309_arg_0 ? var_309_arg_1 : var_309_arg_2; [L985] var_309 = var_309 & mask_SORT_2 [L986] SORT_2 var_310_arg_0 = var_35; [L987] SORT_2 var_310_arg_1 = var_309; [L988] SORT_1 var_310 = var_310_arg_0 == var_310_arg_1; [L989] SORT_1 var_311_arg_0 = var_303; [L990] SORT_1 var_311_arg_1 = var_310; [L991] SORT_1 var_311 = var_311_arg_0 & var_311_arg_1; [L992] SORT_1 var_312_arg_0 = input_77; [L993] SORT_1 var_312_arg_1 = var_311; [L994] SORT_1 var_312 = var_312_arg_0 & var_312_arg_1; [L995] SORT_1 var_313_arg_0 = ~input_116; [L996] var_313_arg_0 = var_313_arg_0 & mask_SORT_1 [L997] SORT_1 var_313_arg_1 = var_312; [L998] SORT_1 var_313 = var_313_arg_0 | var_313_arg_1; [L999] SORT_1 var_314_arg_0 = var_115; [L1000] SORT_1 var_314_arg_1 = var_313; [L1001] SORT_1 var_314 = var_314_arg_0 & var_314_arg_1; [L1002] SORT_1 var_315_arg_0 = input_83; [L1003] SORT_1 var_315_arg_1 = input_90; [L1004] SORT_1 var_315 = var_315_arg_0 | var_315_arg_1; [L1005] SORT_1 var_316_arg_0 = input_100; [L1006] SORT_1 var_316_arg_1 = var_315; [L1007] SORT_1 var_316 = var_316_arg_0 | var_316_arg_1; [L1008] SORT_1 var_317_arg_0 = input_106; [L1009] SORT_1 var_317_arg_1 = var_316; [L1010] SORT_1 var_317 = var_317_arg_0 | var_317_arg_1; [L1011] SORT_1 var_318_arg_0 = input_116; [L1012] SORT_1 var_318_arg_1 = var_317; [L1013] SORT_1 var_318 = var_318_arg_0 | var_318_arg_1; [L1014] SORT_1 var_319_arg_0 = var_314; [L1015] SORT_1 var_319_arg_1 = var_318; [L1016] SORT_1 var_319 = var_319_arg_0 & var_319_arg_1; [L1017] SORT_1 var_320_arg_0 = input_77; [L1018] SORT_1 var_320_arg_1 = input_79; [L1019] SORT_1 var_320 = var_320_arg_0 & var_320_arg_1; [L1020] SORT_1 var_321_arg_0 = input_75; [L1021] SORT_1 var_321_arg_1 = ~var_320; [L1022] var_321_arg_1 = var_321_arg_1 & mask_SORT_1 [L1023] SORT_1 var_321 = var_321_arg_0 & var_321_arg_1; [L1024] SORT_1 var_322_arg_0 = input_77; [L1025] SORT_1 var_322_arg_1 = input_79; [L1026] SORT_1 var_322 = var_322_arg_0 | var_322_arg_1; [L1027] SORT_1 var_323_arg_0 = var_321; [L1028] SORT_1 var_323_arg_1 = var_322; [L1029] SORT_1 var_323 = var_323_arg_0 & var_323_arg_1; [L1030] SORT_1 var_324_arg_0 = var_319; [L1031] SORT_1 var_324_arg_1 = var_323; [L1032] SORT_1 var_324 = var_324_arg_0 & var_324_arg_1; [L1033] SORT_1 var_325_arg_0 = input_77; [L1034] SORT_1 var_325_arg_1 = ~input_116; [L1035] var_325_arg_1 = var_325_arg_1 & mask_SORT_1 [L1036] SORT_1 var_325 = var_325_arg_0 & var_325_arg_1; [L1037] var_325 = var_325 & mask_SORT_1 [L1038] SORT_1 var_326_arg_0 = input_79; [L1039] SORT_1 var_326_arg_1 = input_116; [L1040] SORT_1 var_326 = var_326_arg_0 | var_326_arg_1; [L1041] var_326 = var_326 & mask_SORT_1 [L1042] SORT_1 var_327_arg_0 = var_325; [L1043] SORT_1 var_327_arg_1 = var_326; [L1044] SORT_1 var_327 = var_327_arg_0 & var_327_arg_1; [L1045] SORT_1 var_328_arg_0 = input_75; [L1046] SORT_1 var_328_arg_1 = ~var_327; [L1047] var_328_arg_1 = var_328_arg_1 & mask_SORT_1 [L1048] SORT_1 var_328 = var_328_arg_0 & var_328_arg_1; [L1049] SORT_1 var_329_arg_0 = var_325; [L1050] SORT_1 var_329_arg_1 = var_326; [L1051] SORT_1 var_329 = var_329_arg_0 | var_329_arg_1; [L1052] SORT_1 var_330_arg_0 = var_328; [L1053] SORT_1 var_330_arg_1 = var_329; [L1054] SORT_1 var_330 = var_330_arg_0 & var_330_arg_1; [L1055] SORT_1 var_331_arg_0 = var_324; [L1056] SORT_1 var_331_arg_1 = var_330; [L1057] SORT_1 var_331 = var_331_arg_0 & var_331_arg_1; [L1058] SORT_2 var_332_arg_0 = var_274; [L1059] SORT_2 var_332_arg_1 = state_6; [L1060] SORT_1 var_332 = var_332_arg_0 == var_332_arg_1; [L1061] SORT_1 var_333_arg_0 = var_331; [L1062] SORT_1 var_333_arg_1 = var_332; [L1063] SORT_1 var_333 = var_333_arg_0 & var_333_arg_1; [L1064] SORT_2 var_334_arg_0 = var_280; [L1065] SORT_2 var_334_arg_1 = state_8; [L1066] SORT_1 var_334 = var_334_arg_0 == var_334_arg_1; [L1067] SORT_1 var_335_arg_0 = var_333; [L1068] SORT_1 var_335_arg_1 = var_334; [L1069] SORT_1 var_335 = var_335_arg_0 & var_335_arg_1; [L1070] SORT_2 var_336_arg_0 = var_287; [L1071] SORT_2 var_336_arg_1 = state_10; [L1072] SORT_1 var_336 = var_336_arg_0 == var_336_arg_1; [L1073] SORT_1 var_337_arg_0 = var_335; [L1074] SORT_1 var_337_arg_1 = var_336; [L1075] SORT_1 var_337 = var_337_arg_0 & var_337_arg_1; [L1076] SORT_2 var_338_arg_0 = var_294; [L1077] SORT_2 var_338_arg_1 = state_12; [L1078] SORT_1 var_338 = var_338_arg_0 == var_338_arg_1; [L1079] SORT_1 var_339_arg_0 = var_337; [L1080] SORT_1 var_339_arg_1 = var_338; [L1081] SORT_1 var_339 = var_339_arg_0 & var_339_arg_1; [L1082] SORT_2 var_340_arg_0 = var_301; [L1083] SORT_2 var_340_arg_1 = state_14; [L1084] SORT_1 var_340 = var_340_arg_0 == var_340_arg_1; [L1085] SORT_1 var_341_arg_0 = var_339; [L1086] SORT_1 var_341_arg_1 = var_340; [L1087] SORT_1 var_341 = var_341_arg_0 & var_341_arg_1; [L1088] SORT_2 var_342_arg_0 = var_309; [L1089] SORT_2 var_342_arg_1 = state_16; [L1090] SORT_1 var_342 = var_342_arg_0 == var_342_arg_1; [L1091] SORT_1 var_343_arg_0 = var_341; [L1092] SORT_1 var_343_arg_1 = var_342; [L1093] SORT_1 var_343 = var_343_arg_0 & var_343_arg_1; [L1094] SORT_2 var_344_arg_0 = var_119; [L1095] SORT_2 var_344_arg_1 = state_18; [L1096] SORT_1 var_344 = var_344_arg_0 == var_344_arg_1; [L1097] SORT_1 var_345_arg_0 = var_343; [L1098] SORT_1 var_345_arg_1 = var_344; [L1099] SORT_1 var_345 = var_345_arg_0 & var_345_arg_1; [L1100] SORT_4 var_346_arg_0 = var_121; [L1101] SORT_2 var_346 = var_346_arg_0 >> 0; [L1102] SORT_1 var_347_arg_0 = input_106; [L1103] SORT_2 var_347_arg_1 = var_346; [L1104] SORT_2 var_347_arg_2 = var_110; [L1105] EXPR var_347_arg_0 ? var_347_arg_1 : var_347_arg_2 [L1105] SORT_2 var_347 = var_347_arg_0 ? var_347_arg_1 : var_347_arg_2; [L1106] var_347 = var_347 & mask_SORT_2 [L1107] SORT_2 var_348_arg_0 = var_347; [L1108] SORT_2 var_348_arg_1 = state_20; [L1109] SORT_1 var_348 = var_348_arg_0 == var_348_arg_1; [L1110] SORT_1 var_349_arg_0 = var_345; [L1111] SORT_1 var_349_arg_1 = var_348; [L1112] SORT_1 var_349 = var_349_arg_0 & var_349_arg_1; [L1113] SORT_1 var_350_arg_0 = input_75; [L1114] SORT_1 var_350_arg_1 = state_23; [L1115] SORT_1 var_350 = var_350_arg_0 == var_350_arg_1; [L1116] SORT_1 var_351_arg_0 = var_349; [L1117] SORT_1 var_351_arg_1 = var_350; [L1118] SORT_1 var_351 = var_351_arg_0 & var_351_arg_1; [L1119] SORT_1 var_352_arg_0 = var_325; [L1120] SORT_1 var_352_arg_1 = state_25; [L1121] SORT_1 var_352 = var_352_arg_0 == var_352_arg_1; [L1122] SORT_1 var_353_arg_0 = var_351; [L1123] SORT_1 var_353_arg_1 = var_352; [L1124] SORT_1 var_353 = var_353_arg_0 & var_353_arg_1; [L1125] SORT_1 var_354_arg_0 = var_326; [L1126] SORT_1 var_354_arg_1 = state_27; [L1127] SORT_1 var_354 = var_354_arg_0 == var_354_arg_1; [L1128] SORT_1 var_355_arg_0 = var_353; [L1129] SORT_1 var_355_arg_1 = var_354; [L1130] SORT_1 var_355 = var_355_arg_0 & var_355_arg_1; [L1131] SORT_1 var_356_arg_0 = var_355; [L1132] SORT_1 var_356_arg_1 = state_31; [L1133] SORT_1 var_356 = var_356_arg_0 & var_356_arg_1; [L1134] SORT_1 var_357_arg_0 = state_29; [L1135] SORT_1 var_357_arg_1 = var_356; [L1136] SORT_1 var_357_arg_2 = input_79; [L1137] EXPR var_357_arg_0 ? var_357_arg_1 : var_357_arg_2 [L1137] SORT_1 var_357 = var_357_arg_0 ? var_357_arg_1 : var_357_arg_2; [L1138] SORT_1 next_358_arg_1 = var_357; [L1140] state_6 = next_60_arg_1 [L1141] state_8 = next_62_arg_1 [L1142] state_10 = next_64_arg_1 [L1143] state_12 = next_66_arg_1 [L1144] state_14 = next_68_arg_1 [L1145] state_16 = next_70_arg_1 [L1146] state_18 = next_72_arg_1 [L1147] state_20 = next_74_arg_1 [L1148] state_23 = next_76_arg_1 [L1149] state_25 = next_78_arg_1 [L1150] state_27 = next_80_arg_1 [L1151] state_29 = next_82_arg_1 [L1152] state_31 = next_358_arg_1 VAL [bad_58_arg_0=0, init_11_arg_1=0, init_13_arg_1=0, init_15_arg_1=0, init_17_arg_1=0, init_19_arg_1=0, init_21_arg_1=0, init_24_arg_1=0, init_26_arg_1=0, init_28_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_7_arg_1=0, init_9_arg_1=0, input_100=1, input_106=1, input_116=2, input_59=0, input_61=1, input_63=2, input_65=3, input_67=4, input_69=5, input_71=0, input_73=0, input_75=1, input_77=1, input_79=1, input_83=1, input_90=1, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, mask_SORT_4=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=8388608, msb_SORT_4=2147483648, next_358_arg_1=1, next_60_arg_1=0, next_62_arg_1=1, next_64_arg_1=2, next_66_arg_1=3, next_68_arg_1=4, next_70_arg_1=5, next_72_arg_1=0, next_74_arg_1=0, next_76_arg_1=1, next_78_arg_1=1, next_80_arg_1=1, next_82_arg_1=1, state_10=2, state_12=3, state_14=4, state_16=5, state_18=0, state_20=0, state_23=1, state_25=1, state_27=1, state_29=1, state_31=1, state_6=0, state_8=1, var_101=0, var_101_arg_0=0, var_101_arg_1=0, var_102=1, var_102_arg_0=0, var_102_arg_1=0, var_103=1, var_103_arg_0=1, var_103_arg_1=1, var_104=1, var_104_arg_0=0, var_104_arg_1=1, var_105=1, var_105_arg_0=1, var_105_arg_1=1, var_107=2, var_108=4294967295, var_108_arg_0=0, var_108_arg_1=1, var_109=255, var_109_arg_0=4294967295, var_110=5, var_110_arg_0=1, var_110_arg_1=255, var_110_arg_2=0, var_111=4294967043, var_111_arg_0=0, var_111_arg_1=5, var_112=1, var_112_arg_0=2, var_112_arg_1=4294967043, var_113=1, var_113_arg_0=1, var_113_arg_1=1, var_114=1, var_114_arg_0=0, var_114_arg_1=1, var_115=1, var_115_arg_0=1, var_115_arg_1=1, var_117=3, var_117_arg_0=1, var_117_arg_1=2, var_118=3, var_118_arg_0=3, var_119=1, var_119_arg_0=1, var_119_arg_1=3, var_119_arg_2=4, var_120=1, var_120_arg_0=0, var_120_arg_1=1, var_121=4294967044, var_121_arg_0=1, var_121_arg_1=4294967043, var_122=4294966792, var_122_arg_0=2, var_122_arg_1=4294967044, var_123=6, var_123_arg_0=1, var_123_arg_1=4294966792, var_124=0, var_124_arg_0=0, var_124_arg_1=6, var_125=4294966790, var_125_arg_0=2, var_125_arg_1=4294967043, var_126=3, var_126_arg_0=1, var_126_arg_1=4294966790, var_127=0, var_127_arg_0=0, var_127_arg_1=3, var_128=0, var_128_arg_0=0, var_128_arg_1=0, var_129=0, var_129_arg_0=1, var_129_arg_1=0, var_130=4294967294, var_130_arg_0=2, var_130_arg_1=4294967295, var_131=3, var_131_arg_0=1, var_131_arg_1=4294967294, var_132=0, var_132_arg_0=0, var_132_arg_1=3, var_133=0, var_133_arg_0=2, var_133_arg_1=0, var_134=5, var_134_arg_0=0, var_134_arg_1=1, var_135=0, var_135_arg_0=0, var_135_arg_1=5, var_136=0, var_136_arg_0=0, var_136_arg_1=0, var_137=0, var_137_arg_0=1, var_137_arg_1=0, var_138=1, var_138_arg_0=0, var_138_arg_1=2, var_139=0, var_139_arg_0=1, var_139_arg_1=1, var_140=1, var_140_arg_0=0, var_140_arg_1=0, var_141=0, var_141_arg_0=0, var_141_arg_1=1, var_142=1, var_142_arg_0=1, var_142_arg_1=0, var_143=1, var_143_arg_0=1, var_143_arg_1=1, var_144=0, var_144_arg_0=0, var_144_arg_1=0, var_145=4, var_145_arg_0=0, var_145_arg_1=1, var_146=0, var_146_arg_0=0, var_146_arg_1=4, var_147=1, var_147_arg_0=0, var_147_arg_1=0, var_148=1, var_148_arg_0=0, var_148_arg_1=1, var_149=1, var_149_arg_0=1, var_149_arg_1=1, var_150=0, var_150_arg_0=1, var_150_arg_1=4, var_151=0, var_151_arg_0=2, var_151_arg_1=4, var_152=3, var_153=0, var_153_arg_0=3, var_153_arg_1=4, var_154=4, var_155=1, var_155_arg_0=4, var_155_arg_1=4, var_156=4, var_156_arg_0=1, var_156_arg_1=4, var_156_arg_2=5, var_157=4, var_157_arg_0=0, var_157_arg_1=3, var_157_arg_2=4, var_158=4, var_158_arg_0=0, var_158_arg_1=2, var_158_arg_2=4, var_159=4, var_159_arg_0=0, var_159_arg_1=1, var_159_arg_2=4, var_160=4, var_160_arg_0=0, var_160_arg_1=0, var_160_arg_2=4, var_161=4, var_161_arg_0=0, var_161_arg_1=0, var_161_arg_2=4, var_162=4, var_162_arg_0=1, var_162_arg_1=4, var_162_arg_2=0, var_163=0, var_163_arg_0=1, var_163_arg_1=0, var_164=0, var_164_arg_0=1, var_164_arg_1=0, var_165=0, var_165_arg_0=0, var_165_arg_1=0, var_166=0, var_166_arg_0=1, var_166_arg_1=0, var_167=4, var_167_arg_0=0, var_167_arg_1=0, var_167_arg_2=4, var_168=1, var_168_arg_0=0, var_168_arg_1=4, var_168_arg_2=1, var_169=0, var_169_arg_0=2, var_169_arg_1=0, var_170=0, var_170_arg_0=2, var_170_arg_1=0, var_171=0, var_171_arg_0=0, var_171_arg_1=0, var_172=0, var_172_arg_0=1, var_172_arg_1=0, var_173=4, var_173_arg_0=0, var_173_arg_1=0, var_173_arg_2=4, var_174=2, var_174_arg_0=0, var_174_arg_1=4, var_174_arg_2=2, var_175=0, var_175_arg_0=3, var_175_arg_1=0, var_176=0, var_176_arg_0=3, var_176_arg_1=0, var_177=0, var_177_arg_0=0, var_177_arg_1=0, var_178=0, var_178_arg_0=1, var_178_arg_1=0, var_179=4, var_179_arg_0=0, var_179_arg_1=0, var_179_arg_2=4, var_180=3, var_180_arg_0=0, var_180_arg_1=4, var_180_arg_2=3, var_181=0, var_181_arg_0=4, var_181_arg_1=0, var_182=0, var_182_arg_0=4, var_182_arg_1=0, var_183=1, var_183_arg_0=1, var_183_arg_1=0, var_184=1, var_184_arg_0=1, var_184_arg_1=1, var_185=0, var_185_arg_0=1, var_185_arg_1=0, var_185_arg_2=4, var_186=0, var_186_arg_0=1, var_186_arg_1=0, var_186_arg_2=4, var_187=5, var_188=0, var_188_arg_0=5, var_188_arg_1=4, var_189=0, var_189_arg_0=5, var_189_arg_1=0, var_190=0, var_190_arg_0=0, var_190_arg_1=0, var_191=0, var_191_arg_0=1, var_191_arg_1=0, var_192=4, var_192_arg_0=0, var_192_arg_1=0, var_192_arg_2=4, var_193=5, var_193_arg_0=0, var_193_arg_1=4, var_193_arg_2=5, var_194=5, var_194_arg_0=0, var_194_arg_1=0, var_194_arg_2=5, var_195=5, var_195_arg_0=0, var_195_arg_1=3, var_195_arg_2=5, var_196=5, var_196_arg_0=0, var_196_arg_1=2, var_196_arg_2=5, var_197=5, var_197_arg_0=0, var_197_arg_1=1, var_197_arg_2=5, var_198=4, var_198_arg_0=1, var_198_arg_1=4, var_198_arg_2=5, var_199=0, var_199_arg_0=1, var_199_arg_1=0, var_199_arg_2=4, var_200=0, var_200_arg_0=1, var_200_arg_1=0, var_200_arg_2=4, var_201=0, var_201_arg_0=1, var_201_arg_1=3, var_202=1, var_202_arg_0=1, var_202_arg_1=1, var_203=1, var_203_arg_0=0, var_203_arg_1=1, var_204=1, var_204_arg_0=1, var_204_arg_1=1, var_205=4, var_205_arg_0=0, var_205_arg_1=0, var_205_arg_2=4, var_206=4, var_206_arg_0=1, var_206_arg_1=4, var_206_arg_2=1, var_207=0, var_207_arg_0=2, var_207_arg_1=3, var_208=0, var_208_arg_0=2, var_208_arg_1=1, var_209=0, var_209_arg_0=0, var_209_arg_1=0, var_210=0, var_210_arg_0=1, var_210_arg_1=0, var_211=4, var_211_arg_0=0, var_211_arg_1=0, var_211_arg_2=4, var_212=2, var_212_arg_0=0, var_212_arg_1=4, var_212_arg_2=2, var_213=1, var_213_arg_0=3, var_213_arg_1=3, var_214=0, var_214_arg_0=3, var_214_arg_1=1, var_215=0, var_215_arg_0=0, var_215_arg_1=0, var_216=0, var_216_arg_0=1, var_216_arg_1=0, var_217=4, var_217_arg_0=0, var_217_arg_1=0, var_217_arg_2=4, var_218=3, var_218_arg_0=0, var_218_arg_1=4, var_218_arg_2=3, var_219=0, var_219_arg_0=4, var_219_arg_1=3, var_22=0, var_220=0, var_220_arg_0=4, var_220_arg_1=1, var_221=0, var_221_arg_0=0, var_221_arg_1=0, var_222=0, var_222_arg_0=1, var_222_arg_1=0, var_223=4, var_223_arg_0=0, var_223_arg_1=0, var_223_arg_2=4, var_224=0, var_224_arg_0=0, var_224_arg_1=4, var_224_arg_2=0, var_225=0, var_225_arg_0=5, var_225_arg_1=0, var_226=0, var_226_arg_0=5, var_226_arg_1=1, var_227=0, var_227_arg_0=0, var_227_arg_1=0, var_228=0, var_228_arg_0=1, var_228_arg_1=0, var_229=4, var_229_arg_0=0, var_229_arg_1=0, var_229_arg_2=4, var_230=5, var_230_arg_0=0, var_230_arg_1=4, var_230_arg_2=5, var_231=5, var_231_arg_0=0, var_231_arg_1=0, var_231_arg_2=5, var_232=3, var_232_arg_0=1, var_232_arg_1=3, var_232_arg_2=5, var_233=3, var_233_arg_0=0, var_233_arg_1=2, var_233_arg_2=3, var_234=3, var_234_arg_0=0, var_234_arg_1=4, var_234_arg_2=3, var_235=3, var_235_arg_0=0, var_235_arg_1=0, var_235_arg_2=3, var_236=3, var_236_arg_0=0, var_236_arg_1=0, var_236_arg_2=3, var_237=0, var_237_arg_0=0, var_237_arg_1=3, var_237_arg_2=0, var_238=0, var_238_arg_0=1, var_238_arg_1=6, var_239=0, var_239_arg_0=1, var_239_arg_1=5, var_240=0, var_240_arg_0=0, var_240_arg_1=0, var_241=0, var_241_arg_0=1, var_241_arg_1=0, var_242=3, var_242_arg_0=0, var_242_arg_1=0, var_242_arg_2=3, var_243=4, var_243_arg_0=0, var_243_arg_1=3, var_243_arg_2=4, var_244=0, var_244_arg_0=2, var_244_arg_1=6, var_245=0, var_245_arg_0=2, var_245_arg_1=5, var_246=0, var_246_arg_0=0, var_246_arg_1=0, var_247=0, var_247_arg_0=1, var_247_arg_1=0, var_248=3, var_248_arg_0=0, var_248_arg_1=0, var_248_arg_2=3, var_249=2, var_249_arg_0=0, var_249_arg_1=3, var_249_arg_2=2, var_250=0, var_250_arg_0=3, var_250_arg_1=6, var_251=0, var_251_arg_0=3, var_251_arg_1=5, var_252=1, var_252_arg_0=1, var_252_arg_1=0, var_253=1, var_253_arg_0=1, var_253_arg_1=1, var_254=0, var_254_arg_0=1, var_254_arg_1=0, var_254_arg_2=3, var_255=0, var_255_arg_0=1, var_255_arg_1=0, var_255_arg_2=3, var_256=0, var_256_arg_0=4, var_256_arg_1=6, var_257=0, var_257_arg_0=4, var_257_arg_1=5, var_258=0, var_258_arg_0=0, var_258_arg_1=0, var_259=0, var_259_arg_0=1, var_259_arg_1=0, var_260=3, var_260_arg_0=0, var_260_arg_1=0, var_260_arg_2=3, var_261=0, var_261_arg_0=0, var_261_arg_1=3, var_261_arg_2=0, var_262=0, var_262_arg_0=5, var_262_arg_1=3, var_263=1, var_263_arg_0=5, var_263_arg_1=5, var_264=1, var_264_arg_0=0, var_264_arg_1=1, var_265=1, var_265_arg_0=1, var_265_arg_1=1, var_266=3, var_266_arg_0=0, var_266_arg_1=0, var_266_arg_2=3, var_267=3, var_267_arg_0=1, var_267_arg_1=3, var_267_arg_2=5, var_268=3, var_268_arg_0=0, var_268_arg_1=0, var_268_arg_2=3, var_269=3, var_269_arg_0=0, var_269_arg_1=0, var_269_arg_2=3, var_270=3, var_270_arg_0=0, var_270_arg_1=2, var_270_arg_2=3, var_271=3, var_271_arg_0=0, var_271_arg_1=4, var_271_arg_2=3, var_272=3, var_272_arg_0=0, var_272_arg_1=0, var_272_arg_2=3, var_273=3, var_273_arg_0=0, var_273_arg_1=0, var_273_arg_2=3, var_274=0, var_274_arg_0=0, var_274_arg_1=3, var_274_arg_2=0, var_275=0, var_275_arg_0=5, var_275_arg_1=0, var_276=0, var_276_arg_0=1, var_276_arg_1=3, var_277=0, var_277_arg_0=0, var_277_arg_1=0, var_278=0, var_278_arg_0=1, var_278_arg_1=0, var_279=3, var_279_arg_0=0, var_279_arg_1=0, var_279_arg_2=3, var_280=4, var_280_arg_0=0, var_280_arg_1=3, var_280_arg_2=4, var_281=1, var_281_arg_0=4, var_281_arg_1=4, var_282=0, var_282_arg_0=0, var_282_arg_1=1, var_283=0, var_283_arg_0=2, var_283_arg_1=3, var_284=0, var_284_arg_0=0, var_284_arg_1=0, var_285=0, var_285_arg_0=1, var_285_arg_1=0, var_286=3, var_286_arg_0=0, var_286_arg_1=0, var_286_arg_2=3, var_287=5, var_287_arg_0=0, var_287_arg_1=3, var_287_arg_2=2, var_288=0, var_288_arg_0=3, var_288_arg_1=5, var_289=0, var_289_arg_0=0, var_289_arg_1=0, var_290=1, var_290_arg_0=3, var_290_arg_1=3, var_291=1, var_291_arg_0=0, var_291_arg_1=1, var_292=1, var_292_arg_0=1, var_292_arg_1=1, var_293=3, var_293_arg_0=0, var_293_arg_1=0, var_293_arg_2=3, var_294=2, var_294_arg_0=1, var_294_arg_1=3, var_294_arg_2=0, var_295=1, var_295_arg_0=2, var_295_arg_1=2, var_296=0, var_296_arg_0=0, var_296_arg_1=1, var_297=0, var_297_arg_0=4, var_297_arg_1=3, var_298=0, var_298_arg_0=0, var_298_arg_1=0, var_299=0, var_299_arg_0=1, var_299_arg_1=0, var_300=3, var_300_arg_0=0, var_300_arg_1=0, var_300_arg_2=3, var_301=0, var_301_arg_0=0, var_301_arg_1=3, var_301_arg_2=0, var_302=0, var_302_arg_0=1, var_302_arg_1=0, var_303=0, var_303_arg_0=0, var_303_arg_1=0, var_304=0, var_304_arg_0=5, var_304_arg_1=6, var_305=0, var_305_arg_0=5, var_305_arg_1=3, var_306=0, var_306_arg_0=0, var_306_arg_1=0, var_307=0, var_307_arg_0=1, var_307_arg_1=0, var_308=3, var_308_arg_0=0, var_308_arg_1=0, var_308_arg_2=3, var_309=1, var_309_arg_0=0, var_309_arg_1=3, var_309_arg_2=3, var_310=0, var_310_arg_0=0, var_310_arg_1=1, var_311=0, var_311_arg_0=0, var_311_arg_1=0, var_312=0, var_312_arg_0=1, var_312_arg_1=0, var_313=1, var_313_arg_0=1, var_313_arg_1=0, var_314=1, var_314_arg_0=1, var_314_arg_1=1, var_315=1, var_315_arg_0=1, var_315_arg_1=1, var_316=1, var_316_arg_0=1, var_316_arg_1=1, var_317=1, var_317_arg_0=1, var_317_arg_1=1, var_318=0, var_318_arg_0=2, var_318_arg_1=1, var_319=0, var_319_arg_0=1, var_319_arg_1=0, var_320=1, var_320_arg_0=1, var_320_arg_1=1, var_321=0, var_321_arg_0=1, var_321_arg_1=0, var_322=1, var_322_arg_0=1, var_322_arg_1=1, var_323=0, var_323_arg_0=0, var_323_arg_1=1, var_324=0, var_324_arg_0=0, var_324_arg_1=0, var_325=1, var_325_arg_0=1, var_325_arg_1=1, var_326=1, var_326_arg_0=1, var_326_arg_1=2, var_327=1, var_327_arg_0=1, var_327_arg_1=1, var_328=1, var_328_arg_0=1, var_328_arg_1=1, var_329=1, var_329_arg_0=1, var_329_arg_1=1, var_33=0, var_330=1, var_330_arg_0=1, var_330_arg_1=1, var_331=0, var_331_arg_0=0, var_331_arg_1=1, var_332=1, var_332_arg_0=0, var_332_arg_1=0, var_333=0, var_333_arg_0=0, var_333_arg_1=1, var_334=0, var_334_arg_0=4, var_334_arg_1=0, var_335=0, var_335_arg_0=0, var_335_arg_1=0, var_336=0, var_336_arg_0=5, var_336_arg_1=0, var_337=0, var_337_arg_0=0, var_337_arg_1=0, var_338=0, var_338_arg_0=2, var_338_arg_1=0, var_339=0, var_339_arg_0=0, var_339_arg_1=0, var_33_arg_0=0, var_33_arg_1=0, var_34=0, var_340=1, var_340_arg_0=0, var_340_arg_1=0, var_341=0, var_341_arg_0=0, var_341_arg_1=1, var_342=0, var_342_arg_0=1, var_342_arg_1=0, var_343=0, var_343_arg_0=0, var_343_arg_1=0, var_344=0, var_344_arg_0=1, var_344_arg_1=0, var_345=0, var_345_arg_0=0, var_345_arg_1=0, var_346=4, var_346_arg_0=4294967044, var_347=1, var_347_arg_0=1, var_347_arg_1=4, var_347_arg_2=5, var_348=0, var_348_arg_0=1, var_348_arg_1=0, var_349=0, var_349_arg_0=0, var_349_arg_1=0, var_34_arg_0=0, var_34_arg_1=1, var_35=0, var_350=0, var_350_arg_0=1, var_350_arg_1=0, var_351=0, var_351_arg_0=0, var_351_arg_1=0, var_352=0, var_352_arg_0=1, var_352_arg_1=0, var_353=0, var_353_arg_0=0, var_353_arg_1=0, var_354=0, var_354_arg_0=1, var_354_arg_1=0, var_355=0, var_355_arg_0=0, var_355_arg_1=0, var_356=0, var_356_arg_0=0, var_356_arg_1=0, var_357=1, var_357_arg_0=0, var_357_arg_1=0, var_357_arg_2=1, var_36=1, var_36_arg_0=0, var_36_arg_1=0, var_37=0, var_37_arg_0=0, var_37_arg_1=1, var_38=1, var_39=0, var_39_arg_0=1, var_39_arg_1=0, var_40=0, var_40_arg_0=0, var_40_arg_1=0, var_41=2, var_42=0, var_42_arg_0=2, var_42_arg_1=0, var_43=0, var_43_arg_0=0, var_43_arg_1=0, var_44=3, var_45=0, var_45_arg_0=3, var_45_arg_1=0, var_46=0, var_46_arg_0=0, var_46_arg_1=0, var_47=4, var_48=0, var_48_arg_0=4, var_48_arg_1=0, var_49=0, var_49_arg_0=0, var_49_arg_1=0, var_5=0, var_50=5, var_51=0, var_51_arg_0=5, var_51_arg_1=0, var_52=0, var_52_arg_0=0, var_52_arg_1=0, var_53=1, var_53_arg_0=0, var_53_arg_1=0, var_54=0, var_54_arg_0=0, var_54_arg_1=1, var_55=1, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=1, var_57=0, var_57_arg_0=0, var_57_arg_1=0, var_81=1, var_84=0, var_85=0, var_85_arg_0=0, var_85_arg_1=0, var_86=0, var_87=1, var_87_arg_0=0, var_87_arg_1=0, var_88=1, var_88_arg_0=1, var_88_arg_1=1, var_89=1, var_89_arg_0=1, var_89_arg_1=1, var_91=1, var_92=4294967295, var_92_arg_0=0, var_92_arg_1=1, var_93=255, var_93_arg_0=4294967295, var_94=4, var_94_arg_0=1, var_94_arg_1=255, var_94_arg_2=0, var_95=2, var_95_arg_0=0, var_95_arg_1=4, var_96=1, var_96_arg_0=1, var_96_arg_1=2, var_97=0, var_97_arg_0=1, var_97_arg_1=0, var_98=1, var_98_arg_0=1, var_98_arg_1=0, var_99=1, var_99_arg_0=1, var_99_arg_1=1] [L113] input_59 = __VERIFIER_nondet_uchar() [L114] input_59 = input_59 & mask_SORT_2 [L115] input_61 = __VERIFIER_nondet_uchar() [L116] input_61 = input_61 & mask_SORT_2 [L117] input_63 = __VERIFIER_nondet_uchar() [L118] input_63 = input_63 & mask_SORT_2 [L119] input_65 = __VERIFIER_nondet_uchar() [L120] input_65 = input_65 & mask_SORT_2 [L121] input_67 = __VERIFIER_nondet_uchar() [L122] input_67 = input_67 & mask_SORT_2 [L123] input_69 = __VERIFIER_nondet_uchar() [L124] input_69 = input_69 & mask_SORT_2 [L125] input_71 = __VERIFIER_nondet_uchar() [L126] input_71 = input_71 & mask_SORT_2 [L127] input_73 = __VERIFIER_nondet_uchar() [L128] input_73 = input_73 & mask_SORT_2 [L129] input_75 = __VERIFIER_nondet_uchar() [L130] input_75 = input_75 & mask_SORT_1 [L131] input_77 = __VERIFIER_nondet_uchar() [L132] input_77 = input_77 & mask_SORT_1 [L133] input_79 = __VERIFIER_nondet_uchar() [L134] input_79 = input_79 & mask_SORT_1 [L135] input_83 = __VERIFIER_nondet_uchar() [L136] input_83 = input_83 & mask_SORT_1 [L137] input_90 = __VERIFIER_nondet_uchar() [L138] input_90 = input_90 & mask_SORT_1 [L139] input_100 = __VERIFIER_nondet_uchar() [L140] input_100 = input_100 & mask_SORT_1 [L141] input_106 = __VERIFIER_nondet_uchar() [L142] input_106 = input_106 & mask_SORT_1 [L143] input_116 = __VERIFIER_nondet_uchar() [L146] SORT_1 var_33_arg_0 = state_23; [L147] SORT_1 var_33_arg_1 = state_25; [L148] SORT_1 var_33 = var_33_arg_0 & var_33_arg_1; [L149] SORT_1 var_34_arg_0 = var_33; [L150] SORT_1 var_34_arg_1 = ~state_27; [L151] var_34_arg_1 = var_34_arg_1 & mask_SORT_1 [L152] SORT_1 var_34 = var_34_arg_0 & var_34_arg_1; [L153] SORT_2 var_36_arg_0 = var_35; [L154] SORT_2 var_36_arg_1 = state_6; [L155] SORT_1 var_36 = var_36_arg_0 == var_36_arg_1; [L156] SORT_1 var_37_arg_0 = var_34; [L157] SORT_1 var_37_arg_1 = var_36; [L158] SORT_1 var_37 = var_37_arg_0 & var_37_arg_1; [L159] SORT_2 var_39_arg_0 = var_38; [L160] SORT_2 var_39_arg_1 = state_8; [L161] SORT_1 var_39 = var_39_arg_0 == var_39_arg_1; [L162] SORT_1 var_40_arg_0 = var_37; [L163] SORT_1 var_40_arg_1 = var_39; [L164] SORT_1 var_40 = var_40_arg_0 & var_40_arg_1; [L165] SORT_2 var_42_arg_0 = var_41; [L166] SORT_2 var_42_arg_1 = state_10; [L167] SORT_1 var_42 = var_42_arg_0 == var_42_arg_1; [L168] SORT_1 var_43_arg_0 = var_40; [L169] SORT_1 var_43_arg_1 = var_42; [L170] SORT_1 var_43 = var_43_arg_0 & var_43_arg_1; [L171] SORT_2 var_45_arg_0 = var_44; [L172] SORT_2 var_45_arg_1 = state_12; [L173] SORT_1 var_45 = var_45_arg_0 == var_45_arg_1; [L174] SORT_1 var_46_arg_0 = var_43; [L175] SORT_1 var_46_arg_1 = var_45; [L176] SORT_1 var_46 = var_46_arg_0 & var_46_arg_1; [L177] SORT_2 var_48_arg_0 = var_47; [L178] SORT_2 var_48_arg_1 = state_14; [L179] SORT_1 var_48 = var_48_arg_0 == var_48_arg_1; [L180] SORT_1 var_49_arg_0 = var_46; [L181] SORT_1 var_49_arg_1 = var_48; [L182] SORT_1 var_49 = var_49_arg_0 & var_49_arg_1; [L183] SORT_2 var_51_arg_0 = var_50; [L184] SORT_2 var_51_arg_1 = state_16; [L185] SORT_1 var_51 = var_51_arg_0 == var_51_arg_1; [L186] SORT_1 var_52_arg_0 = var_49; [L187] SORT_1 var_52_arg_1 = var_51; [L188] SORT_1 var_52 = var_52_arg_0 & var_52_arg_1; [L189] SORT_2 var_53_arg_0 = var_35; [L190] SORT_2 var_53_arg_1 = state_18; [L191] SORT_1 var_53 = var_53_arg_0 == var_53_arg_1; [L192] SORT_1 var_54_arg_0 = var_52; [L193] SORT_1 var_54_arg_1 = var_53; [L194] SORT_1 var_54 = var_54_arg_0 & var_54_arg_1; [L195] SORT_2 var_55_arg_0 = var_35; [L196] SORT_2 var_55_arg_1 = state_20; [L197] SORT_1 var_55 = var_55_arg_0 == var_55_arg_1; [L198] SORT_1 var_56_arg_0 = var_54; [L199] SORT_1 var_56_arg_1 = var_55; [L200] SORT_1 var_56 = var_56_arg_0 & var_56_arg_1; [L201] SORT_1 var_57_arg_0 = state_31; [L202] SORT_1 var_57_arg_1 = var_56; [L203] SORT_1 var_57 = var_57_arg_0 & var_57_arg_1; [L204] var_57 = var_57 & mask_SORT_1 [L205] SORT_1 bad_58_arg_0 = var_57; [L206] CALL __VERIFIER_assert(!(bad_58_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 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 829.0s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 3 SdHoareTripleChecker+Valid, 3.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 3.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 2 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8occurred 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: 0.3s SsaConstructionTime, 607.6s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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 02:27:24,292 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/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_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/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_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/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 f5f7786c44b8c5709643101272b71bf8d43e3aae00374115af6a2c24b23428d6 --- 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 02:27:26,657 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:27:26,659 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:27:26,690 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:27:26,691 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:27:26,692 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:27:26,693 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:27:26,695 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:27:26,697 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:27:26,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:27:26,699 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:27:26,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:27:26,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:27:26,702 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:27:26,703 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:27:26,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:27:26,706 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:27:26,707 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:27:26,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:27:26,711 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:27:26,712 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:27:26,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:27:26,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:27:26,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:27:26,720 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:27:26,721 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:27:26,721 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:27:26,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:27:26,723 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:27:26,724 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:27:26,724 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:27:26,725 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:27:26,726 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:27:26,727 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:27:26,728 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:27:26,728 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:27:26,729 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:27:26,730 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:27:26,730 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:27:26,731 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:27:26,732 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:27:26,733 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-03 02:27:26,757 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:27:26,757 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:27:26,757 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:27:26,757 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:27:26,758 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:27:26,758 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:27:26,759 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:27:26,759 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:27:26,759 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:27:26,759 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:27:26,759 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:27:26,760 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:27:26,760 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:27:26,761 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:27:26,761 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:27:26,761 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:27:26,761 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:27:26,761 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 02:27:26,761 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 02:27:26,762 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 02:27:26,762 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:27:26,762 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:27:26,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:27:26,762 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:27:26,763 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 02:27:26,763 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:27:26,763 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:27:26,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:27:26,763 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:27:26,764 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:27:26,764 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 02:27:26,764 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 02:27:26,764 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:27:26,764 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:27:26,765 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 02:27:26,765 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_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f5f7786c44b8c5709643101272b71bf8d43e3aae00374115af6a2c24b23428d6 [2022-11-03 02:27:27,144 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:27:27,176 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:27:27,181 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:27:27,182 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:27:27,183 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:27:27,185 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-back-serstep.c [2022-11-03 02:27:27,266 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/data/f5e32e212/42d66b302aad4be3805205faf5ad1359/FLAGabe9bce35 [2022-11-03 02:27:28,022 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:27:28,022 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-back-serstep.c [2022-11-03 02:27:28,042 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/data/f5e32e212/42d66b302aad4be3805205faf5ad1359/FLAGabe9bce35 [2022-11-03 02:27:28,268 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/data/f5e32e212/42d66b302aad4be3805205faf5ad1359 [2022-11-03 02:27:28,277 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:27:28,282 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:27:28,284 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:27:28,285 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:27:28,290 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:27:28,291 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:27:28" (1/1) ... [2022-11-03 02:27:28,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b3e77d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:27:28, skipping insertion in model container [2022-11-03 02:27:28,293 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:27:28" (1/1) ... [2022-11-03 02:27:28,301 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:27:28,373 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:27:28,582 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_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-back-serstep.c[1014,1027] [2022-11-03 02:27:28,872 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:27:28,876 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 02:27:28,888 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_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.loyd.1.prop1-back-serstep.c[1014,1027] [2022-11-03 02:27:29,025 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:27:29,038 INFO L208 MainTranslator]: Completed translation [2022-11-03 02:27:29,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:27:29 WrapperNode [2022-11-03 02:27:29,038 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:27:29,039 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 02:27:29,039 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 02:27:29,040 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 02:27:29,047 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:27:29" (1/1) ... [2022-11-03 02:27:29,075 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:27:29" (1/1) ... [2022-11-03 02:27:29,140 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1449 [2022-11-03 02:27:29,140 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 02:27:29,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 02:27:29,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 02:27:29,142 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 02:27:29,151 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:27:29" (1/1) ... [2022-11-03 02:27:29,151 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:27:29" (1/1) ... [2022-11-03 02:27:29,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:27:29" (1/1) ... [2022-11-03 02:27:29,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:27:29" (1/1) ... [2022-11-03 02:27:29,210 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:27:29" (1/1) ... [2022-11-03 02:27:29,225 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:27:29" (1/1) ... [2022-11-03 02:27:29,230 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:27:29" (1/1) ... [2022-11-03 02:27:29,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:27:29" (1/1) ... [2022-11-03 02:27:29,252 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 02:27:29,253 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 02:27:29,253 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 02:27:29,254 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 02:27:29,255 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:27:29" (1/1) ... [2022-11-03 02:27:29,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:27:29,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:27:29,300 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 02:27:29,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 02:27:29,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 02:27:29,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 02:27:29,743 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 02:27:29,745 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 02:27:31,154 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 02:27:31,164 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 02:27:31,164 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-03 02:27:31,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:27:31 BoogieIcfgContainer [2022-11-03 02:27:31,167 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 02:27:31,169 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 02:27:31,170 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 02:27:31,173 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 02:27:31,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 02:27:28" (1/3) ... [2022-11-03 02:27:31,174 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b2e0ad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:27:31, skipping insertion in model container [2022-11-03 02:27:31,175 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:27:29" (2/3) ... [2022-11-03 02:27:31,175 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b2e0ad6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:27:31, skipping insertion in model container [2022-11-03 02:27:31,175 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:27:31" (3/3) ... [2022-11-03 02:27:31,177 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.loyd.1.prop1-back-serstep.c [2022-11-03 02:27:31,197 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 02:27:31,198 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 02:27:31,256 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 02:27:31,263 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;@739cd31d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 02:27:31,264 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 02:27:31,269 INFO L276 IsEmpty]: Start isEmpty. Operand has 157 states, 155 states have (on average 1.4967741935483871) internal successors, (232), 156 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:31,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-03 02:27:31,276 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:27:31,277 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-03 02:27:31,277 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:27:31,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:27:31,283 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-11-03 02:27:31,298 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 02:27:31,298 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [8332790] [2022-11-03 02:27:31,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:27:31,299 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 02:27:31,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 02:27:31,303 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 02:27:31,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-03 02:27:31,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:27:31,674 INFO L263 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-03 02:27:31,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:27:31,804 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:27:31,804 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:27:31,805 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 02:27:31,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [8332790] [2022-11-03 02:27:31,806 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [8332790] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:27:31,806 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:27:31,807 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-03 02:27:31,809 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1378124788] [2022-11-03 02:27:31,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:27:31,815 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-03 02:27:31,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 02:27:31,855 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-03 02:27:31,856 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-03 02:27:31,862 INFO L87 Difference]: Start difference. First operand has 157 states, 155 states have (on average 1.4967741935483871) internal successors, (232), 156 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:32,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:27:32,539 INFO L93 Difference]: Finished difference Result 458 states and 687 transitions. [2022-11-03 02:27:32,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-03 02:27:32,544 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2022-11-03 02:27:32,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:27:32,565 INFO L225 Difference]: With dead ends: 458 [2022-11-03 02:27:32,570 INFO L226 Difference]: Without dead ends: 303 [2022-11-03 02:27:32,574 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 02:27:32,581 INFO L413 NwaCegarLoop]: 199 mSDtfsCounter, 442 mSDsluCounter, 420 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 442 SdHoareTripleChecker+Valid, 619 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-03 02:27:32,584 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [442 Valid, 619 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-03 02:27:32,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2022-11-03 02:27:32,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 155. [2022-11-03 02:27:32,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 155 states, 154 states have (on average 1.4805194805194806) internal successors, (228), 154 states have internal predecessors, (228), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:32,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 228 transitions. [2022-11-03 02:27:32,635 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 228 transitions. Word has length 5 [2022-11-03 02:27:32,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:27:32,636 INFO L495 AbstractCegarLoop]: Abstraction has 155 states and 228 transitions. [2022-11-03 02:27:32,636 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:32,636 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 228 transitions. [2022-11-03 02:27:32,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-03 02:27:32,642 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:27:32,642 INFO L195 NwaCegarLoop]: trace histogram [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, 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 02:27:32,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-03 02:27:32,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 02:27:32,855 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:27:32,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:27:32,856 INFO L85 PathProgramCache]: Analyzing trace with hash 2016781619, now seen corresponding path program 1 times [2022-11-03 02:27:32,862 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 02:27:32,862 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [963630790] [2022-11-03 02:27:32,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:27:32,863 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 02:27:32,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 02:27:32,864 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 02:27:32,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-03 02:27:33,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:27:33,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-03 02:27:33,686 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:27:34,005 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:27:34,005 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:27:34,006 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 02:27:34,006 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [963630790] [2022-11-03 02:27:34,007 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [963630790] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:27:34,007 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:27:34,007 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 02:27:34,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429707534] [2022-11-03 02:27:34,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:27:34,015 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:27:34,016 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 02:27:34,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:27:34,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:27:34,018 INFO L87 Difference]: Start difference. First operand 155 states and 228 transitions. Second operand has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:34,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:27:34,691 INFO L93 Difference]: Finished difference Result 614 states and 907 transitions. [2022-11-03 02:27:34,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 02:27:34,692 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2022-11-03 02:27:34,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:27:34,695 INFO L225 Difference]: With dead ends: 614 [2022-11-03 02:27:34,695 INFO L226 Difference]: Without dead ends: 463 [2022-11-03 02:27:34,696 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-03 02:27:34,697 INFO L413 NwaCegarLoop]: 224 mSDtfsCounter, 1527 mSDsluCounter, 669 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1527 SdHoareTripleChecker+Valid, 893 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 02:27:34,697 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1527 Valid, 893 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-03 02:27:34,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2022-11-03 02:27:34,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 157. [2022-11-03 02:27:34,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 157 states, 156 states have (on average 1.4743589743589745) internal successors, (230), 156 states have internal predecessors, (230), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:34,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 230 transitions. [2022-11-03 02:27:34,733 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 230 transitions. Word has length 154 [2022-11-03 02:27:34,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:27:34,734 INFO L495 AbstractCegarLoop]: Abstraction has 157 states and 230 transitions. [2022-11-03 02:27:34,734 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:34,735 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 230 transitions. [2022-11-03 02:27:34,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-03 02:27:34,739 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:27:34,739 INFO L195 NwaCegarLoop]: trace histogram [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, 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 02:27:34,769 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-11-03 02:27:34,954 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 02:27:34,955 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:27:34,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:27:34,955 INFO L85 PathProgramCache]: Analyzing trace with hash 1860801077, now seen corresponding path program 1 times [2022-11-03 02:27:34,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 02:27:34,957 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2023415972] [2022-11-03 02:27:34,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:27:34,957 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 02:27:34,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 02:27:34,958 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 02:27:34,966 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-03 02:27:35,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:27:35,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-03 02:27:35,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:27:35,896 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:27:35,896 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:27:35,896 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 02:27:35,897 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2023415972] [2022-11-03 02:27:35,897 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2023415972] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:27:35,897 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:27:35,897 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 02:27:35,898 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581857596] [2022-11-03 02:27:35,898 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:27:35,899 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:27:35,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 02:27:35,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:27:35,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:27:35,900 INFO L87 Difference]: Start difference. First operand 157 states and 230 transitions. Second operand has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:36,532 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:27:36,532 INFO L93 Difference]: Finished difference Result 618 states and 910 transitions. [2022-11-03 02:27:36,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 02:27:36,533 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2022-11-03 02:27:36,533 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:27:36,535 INFO L225 Difference]: With dead ends: 618 [2022-11-03 02:27:36,535 INFO L226 Difference]: Without dead ends: 465 [2022-11-03 02:27:36,536 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-03 02:27:36,538 INFO L413 NwaCegarLoop]: 225 mSDtfsCounter, 1521 mSDsluCounter, 663 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1521 SdHoareTripleChecker+Valid, 888 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 02:27:36,538 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1521 Valid, 888 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 65 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-03 02:27:36,540 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2022-11-03 02:27:36,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 159. [2022-11-03 02:27:36,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 158 states have (on average 1.4683544303797469) internal successors, (232), 158 states have internal predecessors, (232), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:36,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 232 transitions. [2022-11-03 02:27:36,558 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 232 transitions. Word has length 154 [2022-11-03 02:27:36,558 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:27:36,558 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 232 transitions. [2022-11-03 02:27:36,559 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:36,559 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 232 transitions. [2022-11-03 02:27:36,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-03 02:27:36,562 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:27:36,562 INFO L195 NwaCegarLoop]: trace histogram [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, 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 02:27:36,592 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-03 02:27:36,787 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 02:27:36,787 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:27:36,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:27:36,788 INFO L85 PathProgramCache]: Analyzing trace with hash 72931255, now seen corresponding path program 1 times [2022-11-03 02:27:36,789 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 02:27:36,789 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [168062169] [2022-11-03 02:27:36,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:27:36,789 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 02:27:36,790 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 02:27:36,794 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 02:27:36,798 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-03 02:27:37,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:27:37,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-03 02:27:37,659 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:27:37,902 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:27:37,902 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:27:37,905 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 02:27:37,905 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [168062169] [2022-11-03 02:27:37,907 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [168062169] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:27:37,908 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:27:37,909 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 02:27:37,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [870901959] [2022-11-03 02:27:37,909 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:27:37,911 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:27:37,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 02:27:37,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:27:37,913 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:27:37,913 INFO L87 Difference]: Start difference. First operand 159 states and 232 transitions. Second operand has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:38,598 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:27:38,598 INFO L93 Difference]: Finished difference Result 622 states and 913 transitions. [2022-11-03 02:27:38,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 02:27:38,601 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2022-11-03 02:27:38,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:27:38,603 INFO L225 Difference]: With dead ends: 622 [2022-11-03 02:27:38,603 INFO L226 Difference]: Without dead ends: 467 [2022-11-03 02:27:38,604 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-03 02:27:38,605 INFO L413 NwaCegarLoop]: 224 mSDtfsCounter, 1515 mSDsluCounter, 651 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1515 SdHoareTripleChecker+Valid, 875 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 02:27:38,606 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1515 Valid, 875 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-03 02:27:38,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 467 states. [2022-11-03 02:27:38,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 467 to 161. [2022-11-03 02:27:38,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 161 states, 160 states have (on average 1.4625) internal successors, (234), 160 states have internal predecessors, (234), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:38,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 161 states and 234 transitions. [2022-11-03 02:27:38,618 INFO L78 Accepts]: Start accepts. Automaton has 161 states and 234 transitions. Word has length 154 [2022-11-03 02:27:38,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:27:38,619 INFO L495 AbstractCegarLoop]: Abstraction has 161 states and 234 transitions. [2022-11-03 02:27:38,619 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:38,619 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 234 transitions. [2022-11-03 02:27:38,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-03 02:27:38,622 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:27:38,622 INFO L195 NwaCegarLoop]: trace histogram [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, 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 02:27:38,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-11-03 02:27:38,838 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 02:27:38,839 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:27:38,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:27:38,839 INFO L85 PathProgramCache]: Analyzing trace with hash 142579129, now seen corresponding path program 1 times [2022-11-03 02:27:38,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 02:27:38,841 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [911847849] [2022-11-03 02:27:38,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:27:38,841 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 02:27:38,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 02:27:38,843 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 02:27:38,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-11-03 02:27:39,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:27:39,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-03 02:27:39,580 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:27:39,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:27:39,781 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:27:39,781 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 02:27:39,781 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [911847849] [2022-11-03 02:27:39,782 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [911847849] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:27:39,782 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:27:39,782 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 02:27:39,782 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098711138] [2022-11-03 02:27:39,783 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:27:39,783 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:27:39,783 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 02:27:39,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:27:39,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:27:39,785 INFO L87 Difference]: Start difference. First operand 161 states and 234 transitions. Second operand has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:40,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:27:40,353 INFO L93 Difference]: Finished difference Result 626 states and 916 transitions. [2022-11-03 02:27:40,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 02:27:40,353 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2022-11-03 02:27:40,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:27:40,355 INFO L225 Difference]: With dead ends: 626 [2022-11-03 02:27:40,356 INFO L226 Difference]: Without dead ends: 469 [2022-11-03 02:27:40,356 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 149 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 02:27:40,357 INFO L413 NwaCegarLoop]: 232 mSDtfsCounter, 1509 mSDsluCounter, 666 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1509 SdHoareTripleChecker+Valid, 898 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 02:27:40,358 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1509 Valid, 898 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-03 02:27:40,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2022-11-03 02:27:40,366 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 163. [2022-11-03 02:27:40,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 163 states, 162 states have (on average 1.4567901234567902) internal successors, (236), 162 states have internal predecessors, (236), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:40,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 236 transitions. [2022-11-03 02:27:40,368 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 236 transitions. Word has length 154 [2022-11-03 02:27:40,368 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:27:40,368 INFO L495 AbstractCegarLoop]: Abstraction has 163 states and 236 transitions. [2022-11-03 02:27:40,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:40,369 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 236 transitions. [2022-11-03 02:27:40,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-03 02:27:40,371 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:27:40,371 INFO L195 NwaCegarLoop]: trace histogram [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, 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 02:27:40,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-11-03 02:27:40,602 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 02:27:40,603 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:27:40,604 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:27:40,604 INFO L85 PathProgramCache]: Analyzing trace with hash 1541532731, now seen corresponding path program 1 times [2022-11-03 02:27:40,605 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 02:27:40,605 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1447509174] [2022-11-03 02:27:40,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:27:40,605 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 02:27:40,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 02:27:40,607 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 02:27:40,645 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-11-03 02:27:41,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:27:41,286 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 26 conjunts are in the unsatisfiable core [2022-11-03 02:27:41,295 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:27:41,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:27:41,823 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:27:41,824 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 02:27:41,824 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1447509174] [2022-11-03 02:27:41,824 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1447509174] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:27:41,824 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:27:41,824 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 02:27:41,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206588412] [2022-11-03 02:27:41,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:27:41,825 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:27:41,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 02:27:41,826 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:27:41,826 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:27:41,827 INFO L87 Difference]: Start difference. First operand 163 states and 236 transitions. Second operand has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:42,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:27:42,524 INFO L93 Difference]: Finished difference Result 638 states and 928 transitions. [2022-11-03 02:27:42,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 02:27:42,525 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2022-11-03 02:27:42,525 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:27:42,527 INFO L225 Difference]: With dead ends: 638 [2022-11-03 02:27:42,527 INFO L226 Difference]: Without dead ends: 479 [2022-11-03 02:27:42,528 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-03 02:27:42,528 INFO L413 NwaCegarLoop]: 247 mSDtfsCounter, 636 mSDsluCounter, 1109 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 636 SdHoareTripleChecker+Valid, 1356 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 14 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-03 02:27:42,529 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [636 Valid, 1356 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 53 Invalid, 0 Unknown, 14 Unchecked, 0.6s Time] [2022-11-03 02:27:42,530 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 479 states. [2022-11-03 02:27:42,537 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 479 to 183. [2022-11-03 02:27:42,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 183 states, 182 states have (on average 1.434065934065934) internal successors, (261), 182 states have internal predecessors, (261), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:42,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 183 states and 261 transitions. [2022-11-03 02:27:42,539 INFO L78 Accepts]: Start accepts. Automaton has 183 states and 261 transitions. Word has length 154 [2022-11-03 02:27:42,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:27:42,539 INFO L495 AbstractCegarLoop]: Abstraction has 183 states and 261 transitions. [2022-11-03 02:27:42,540 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:42,540 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 261 transitions. [2022-11-03 02:27:42,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-03 02:27:42,542 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:27:42,542 INFO L195 NwaCegarLoop]: trace histogram [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, 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 02:27:42,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-11-03 02:27:42,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 02:27:42,759 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:27:42,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:27:42,759 INFO L85 PathProgramCache]: Analyzing trace with hash 996660157, now seen corresponding path program 1 times [2022-11-03 02:27:42,760 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 02:27:42,760 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1604029014] [2022-11-03 02:27:42,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:27:42,761 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 02:27:42,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 02:27:42,762 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 02:27:42,776 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-11-03 02:27:43,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:27:43,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-03 02:27:43,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:27:43,677 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:27:43,677 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:27:43,677 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 02:27:43,678 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1604029014] [2022-11-03 02:27:43,678 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1604029014] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:27:43,678 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:27:43,678 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 02:27:43,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1913139323] [2022-11-03 02:27:43,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:27:43,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:27:43,679 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 02:27:43,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:27:43,680 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:27:43,680 INFO L87 Difference]: Start difference. First operand 183 states and 261 transitions. Second operand has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:44,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:27:44,376 INFO L93 Difference]: Finished difference Result 647 states and 940 transitions. [2022-11-03 02:27:44,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 02:27:44,378 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2022-11-03 02:27:44,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:27:44,380 INFO L225 Difference]: With dead ends: 647 [2022-11-03 02:27:44,380 INFO L226 Difference]: Without dead ends: 488 [2022-11-03 02:27:44,381 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 149 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2022-11-03 02:27:44,381 INFO L413 NwaCegarLoop]: 235 mSDtfsCounter, 1498 mSDsluCounter, 652 mSDsCounter, 0 mSdLazyCounter, 82 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1498 SdHoareTripleChecker+Valid, 887 SdHoareTripleChecker+Invalid, 85 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 82 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:27:44,382 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1498 Valid, 887 Invalid, 85 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 82 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-03 02:27:44,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 488 states. [2022-11-03 02:27:44,393 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 488 to 189. [2022-11-03 02:27:44,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 189 states, 188 states have (on average 1.4308510638297873) internal successors, (269), 188 states have internal predecessors, (269), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:44,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 189 states and 269 transitions. [2022-11-03 02:27:44,395 INFO L78 Accepts]: Start accepts. Automaton has 189 states and 269 transitions. Word has length 154 [2022-11-03 02:27:44,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:27:44,397 INFO L495 AbstractCegarLoop]: Abstraction has 189 states and 269 transitions. [2022-11-03 02:27:44,398 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:44,398 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 269 transitions. [2022-11-03 02:27:44,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-03 02:27:44,406 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:27:44,406 INFO L195 NwaCegarLoop]: trace histogram [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, 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 02:27:44,441 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-11-03 02:27:44,620 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 02:27:44,621 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:27:44,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:27:44,622 INFO L85 PathProgramCache]: Analyzing trace with hash 48608191, now seen corresponding path program 1 times [2022-11-03 02:27:44,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 02:27:44,623 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1309729484] [2022-11-03 02:27:44,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:27:44,623 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 02:27:44,623 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 02:27:44,625 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 02:27:44,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-11-03 02:27:45,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:27:45,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 25 conjunts are in the unsatisfiable core [2022-11-03 02:27:45,363 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:27:46,026 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:27:46,026 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:27:46,026 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 02:27:46,026 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1309729484] [2022-11-03 02:27:46,027 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1309729484] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:27:46,027 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:27:46,027 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-03 02:27:46,027 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [618367532] [2022-11-03 02:27:46,027 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:27:46,028 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-03 02:27:46,028 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 02:27:46,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-03 02:27:46,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-03 02:27:46,029 INFO L87 Difference]: Start difference. First operand 189 states and 269 transitions. Second operand has 7 states, 7 states have (on average 22.0) internal successors, (154), 7 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:47,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:27:47,615 INFO L93 Difference]: Finished difference Result 682 states and 985 transitions. [2022-11-03 02:27:47,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-03 02:27:47,616 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.0) internal successors, (154), 7 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2022-11-03 02:27:47,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:27:47,618 INFO L225 Difference]: With dead ends: 682 [2022-11-03 02:27:47,618 INFO L226 Difference]: Without dead ends: 517 [2022-11-03 02:27:47,619 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2022-11-03 02:27:47,620 INFO L413 NwaCegarLoop]: 221 mSDtfsCounter, 1761 mSDsluCounter, 1001 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1761 SdHoareTripleChecker+Valid, 1222 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-03 02:27:47,620 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1761 Valid, 1222 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-03 02:27:47,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 517 states. [2022-11-03 02:27:47,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 517 to 191. [2022-11-03 02:27:47,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 191 states, 190 states have (on average 1.4263157894736842) internal successors, (271), 190 states have internal predecessors, (271), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:47,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 191 states and 271 transitions. [2022-11-03 02:27:47,632 INFO L78 Accepts]: Start accepts. Automaton has 191 states and 271 transitions. Word has length 154 [2022-11-03 02:27:47,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:27:47,632 INFO L495 AbstractCegarLoop]: Abstraction has 191 states and 271 transitions. [2022-11-03 02:27:47,632 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.0) internal successors, (154), 7 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:47,633 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 271 transitions. [2022-11-03 02:27:47,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-03 02:27:47,634 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:27:47,635 INFO L195 NwaCegarLoop]: trace histogram [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, 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 02:27:47,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2022-11-03 02:27:47,850 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 02:27:47,851 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:27:47,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:27:47,851 INFO L85 PathProgramCache]: Analyzing trace with hash -385897407, now seen corresponding path program 1 times [2022-11-03 02:27:47,852 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 02:27:47,852 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [884143043] [2022-11-03 02:27:47,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:27:47,852 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 02:27:47,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 02:27:47,853 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 02:27:47,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-11-03 02:27:48,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:27:48,512 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-03 02:27:48,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:27:48,725 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:27:48,725 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:27:48,725 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 02:27:48,726 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [884143043] [2022-11-03 02:27:48,726 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [884143043] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:27:48,726 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:27:48,726 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 02:27:48,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782191539] [2022-11-03 02:27:48,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:27:48,727 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:27:48,727 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 02:27:48,728 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:27:48,728 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:27:48,728 INFO L87 Difference]: Start difference. First operand 191 states and 271 transitions. Second operand has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:49,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:27:49,279 INFO L93 Difference]: Finished difference Result 659 states and 952 transitions. [2022-11-03 02:27:49,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 02:27:49,280 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2022-11-03 02:27:49,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:27:49,282 INFO L225 Difference]: With dead ends: 659 [2022-11-03 02:27:49,282 INFO L226 Difference]: Without dead ends: 492 [2022-11-03 02:27:49,283 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 149 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 02:27:49,283 INFO L413 NwaCegarLoop]: 245 mSDtfsCounter, 1486 mSDsluCounter, 664 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1486 SdHoareTripleChecker+Valid, 909 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-03 02:27:49,284 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1486 Valid, 909 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-03 02:27:49,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 492 states. [2022-11-03 02:27:49,295 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 492 to 193. [2022-11-03 02:27:49,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 193 states, 192 states have (on average 1.421875) internal successors, (273), 192 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:49,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 273 transitions. [2022-11-03 02:27:49,297 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 273 transitions. Word has length 154 [2022-11-03 02:27:49,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:27:49,297 INFO L495 AbstractCegarLoop]: Abstraction has 193 states and 273 transitions. [2022-11-03 02:27:49,297 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:49,297 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 273 transitions. [2022-11-03 02:27:49,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-03 02:27:49,299 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:27:49,299 INFO L195 NwaCegarLoop]: trace histogram [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, 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 02:27:49,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2022-11-03 02:27:49,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 02:27:49,523 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:27:49,523 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:27:49,523 INFO L85 PathProgramCache]: Analyzing trace with hash -1092494013, now seen corresponding path program 1 times [2022-11-03 02:27:49,524 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 02:27:49,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1869230463] [2022-11-03 02:27:49,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:27:49,524 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 02:27:49,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 02:27:49,526 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 02:27:49,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-11-03 02:27:50,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:27:50,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 26 conjunts are in the unsatisfiable core [2022-11-03 02:27:50,130 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:27:50,837 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:27:50,837 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:27:50,837 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 02:27:50,838 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1869230463] [2022-11-03 02:27:50,838 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1869230463] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:27:50,838 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:27:50,838 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-03 02:27:50,838 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1799525153] [2022-11-03 02:27:50,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:27:50,839 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-03 02:27:50,839 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 02:27:50,840 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-03 02:27:50,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-03 02:27:50,840 INFO L87 Difference]: Start difference. First operand 193 states and 273 transitions. Second operand has 7 states, 7 states have (on average 22.0) internal successors, (154), 7 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:52,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:27:52,220 INFO L93 Difference]: Finished difference Result 698 states and 1001 transitions. [2022-11-03 02:27:52,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-03 02:27:52,220 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.0) internal successors, (154), 7 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2022-11-03 02:27:52,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:27:52,223 INFO L225 Difference]: With dead ends: 698 [2022-11-03 02:27:52,223 INFO L226 Difference]: Without dead ends: 529 [2022-11-03 02:27:52,223 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2022-11-03 02:27:52,224 INFO L413 NwaCegarLoop]: 226 mSDtfsCounter, 1763 mSDsluCounter, 1001 mSDsCounter, 0 mSdLazyCounter, 212 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1763 SdHoareTripleChecker+Valid, 1227 SdHoareTripleChecker+Invalid, 218 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-03 02:27:52,224 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1763 Valid, 1227 Invalid, 218 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 212 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-03 02:27:52,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 529 states. [2022-11-03 02:27:52,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 529 to 195. [2022-11-03 02:27:52,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 194 states have (on average 1.4175257731958764) internal successors, (275), 194 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:52,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 275 transitions. [2022-11-03 02:27:52,233 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 275 transitions. Word has length 154 [2022-11-03 02:27:52,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:27:52,234 INFO L495 AbstractCegarLoop]: Abstraction has 195 states and 275 transitions. [2022-11-03 02:27:52,234 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.0) internal successors, (154), 7 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:52,234 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 275 transitions. [2022-11-03 02:27:52,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-03 02:27:52,236 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:27:52,236 INFO L195 NwaCegarLoop]: trace histogram [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, 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 02:27:52,262 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (11)] Forceful destruction successful, exit code 0 [2022-11-03 02:27:52,453 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 02:27:52,454 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:27:52,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:27:52,454 INFO L85 PathProgramCache]: Analyzing trace with hash -230660411, now seen corresponding path program 1 times [2022-11-03 02:27:52,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 02:27:52,455 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1043047463] [2022-11-03 02:27:52,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:27:52,455 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 02:27:52,455 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 02:27:52,456 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 02:27:52,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2022-11-03 02:27:53,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:27:53,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-03 02:27:53,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:27:53,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:27:53,282 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:27:53,282 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 02:27:53,282 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1043047463] [2022-11-03 02:27:53,283 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1043047463] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:27:53,283 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:27:53,283 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 02:27:53,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [117333082] [2022-11-03 02:27:53,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:27:53,284 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:27:53,284 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 02:27:53,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:27:53,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:27:53,285 INFO L87 Difference]: Start difference. First operand 195 states and 275 transitions. Second operand has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:53,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:27:53,989 INFO L93 Difference]: Finished difference Result 667 states and 958 transitions. [2022-11-03 02:27:53,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 02:27:53,990 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2022-11-03 02:27:53,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:27:53,991 INFO L225 Difference]: With dead ends: 667 [2022-11-03 02:27:53,992 INFO L226 Difference]: Without dead ends: 496 [2022-11-03 02:27:53,992 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 149 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 02:27:53,993 INFO L413 NwaCegarLoop]: 253 mSDtfsCounter, 1474 mSDsluCounter, 670 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1474 SdHoareTripleChecker+Valid, 923 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:27:53,993 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1474 Valid, 923 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-03 02:27:53,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 496 states. [2022-11-03 02:27:54,000 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 496 to 197. [2022-11-03 02:27:54,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 196 states have (on average 1.413265306122449) internal successors, (277), 196 states have internal predecessors, (277), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:54,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 277 transitions. [2022-11-03 02:27:54,002 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 277 transitions. Word has length 154 [2022-11-03 02:27:54,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:27:54,002 INFO L495 AbstractCegarLoop]: Abstraction has 197 states and 277 transitions. [2022-11-03 02:27:54,002 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:54,003 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 277 transitions. [2022-11-03 02:27:54,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-03 02:27:54,004 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:27:54,004 INFO L195 NwaCegarLoop]: trace histogram [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, 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 02:27:54,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (12)] Forceful destruction successful, exit code 0 [2022-11-03 02:27:54,226 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 02:27:54,227 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:27:54,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:27:54,227 INFO L85 PathProgramCache]: Analyzing trace with hash 257386695, now seen corresponding path program 1 times [2022-11-03 02:27:54,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 02:27:54,228 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [773341352] [2022-11-03 02:27:54,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:27:54,228 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 02:27:54,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 02:27:54,229 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 02:27:54,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2022-11-03 02:27:54,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:27:54,838 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 26 conjunts are in the unsatisfiable core [2022-11-03 02:27:54,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:27:55,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:27:55,514 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:27:55,514 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 02:27:55,514 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [773341352] [2022-11-03 02:27:55,514 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [773341352] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:27:55,514 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:27:55,514 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-03 02:27:55,514 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [995905030] [2022-11-03 02:27:55,515 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:27:55,515 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-03 02:27:55,515 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 02:27:55,516 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-03 02:27:55,516 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-03 02:27:55,516 INFO L87 Difference]: Start difference. First operand 197 states and 277 transitions. Second operand has 7 states, 7 states have (on average 22.0) internal successors, (154), 7 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:56,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:27:56,974 INFO L93 Difference]: Finished difference Result 714 states and 1017 transitions. [2022-11-03 02:27:56,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-03 02:27:56,974 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 22.0) internal successors, (154), 7 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2022-11-03 02:27:56,974 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:27:56,977 INFO L225 Difference]: With dead ends: 714 [2022-11-03 02:27:56,977 INFO L226 Difference]: Without dead ends: 541 [2022-11-03 02:27:56,978 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2022-11-03 02:27:56,979 INFO L413 NwaCegarLoop]: 231 mSDtfsCounter, 1765 mSDsluCounter, 1001 mSDsCounter, 0 mSdLazyCounter, 213 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1765 SdHoareTripleChecker+Valid, 1232 SdHoareTripleChecker+Invalid, 219 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 213 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-03 02:27:56,979 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1765 Valid, 1232 Invalid, 219 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 213 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-03 02:27:56,980 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 541 states. [2022-11-03 02:27:56,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 541 to 199. [2022-11-03 02:27:56,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 199 states, 198 states have (on average 1.4090909090909092) internal successors, (279), 198 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:56,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 279 transitions. [2022-11-03 02:27:56,989 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 279 transitions. Word has length 154 [2022-11-03 02:27:56,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:27:56,989 INFO L495 AbstractCegarLoop]: Abstraction has 199 states and 279 transitions. [2022-11-03 02:27:56,990 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 22.0) internal successors, (154), 7 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:56,990 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 279 transitions. [2022-11-03 02:27:56,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-03 02:27:56,991 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:27:56,991 INFO L195 NwaCegarLoop]: trace histogram [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, 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 02:27:57,016 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (13)] Forceful destruction successful, exit code 0 [2022-11-03 02:27:57,216 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 02:27:57,216 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:27:57,216 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:27:57,216 INFO L85 PathProgramCache]: Analyzing trace with hash -1024785591, now seen corresponding path program 1 times [2022-11-03 02:27:57,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 02:27:57,218 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1249306146] [2022-11-03 02:27:57,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:27:57,218 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 02:27:57,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 02:27:57,219 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 02:27:57,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2022-11-03 02:27:57,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:27:57,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-03 02:27:57,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:27:58,572 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:27:58,572 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:27:58,573 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 02:27:58,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1249306146] [2022-11-03 02:27:58,573 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1249306146] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:27:58,573 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:27:58,573 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-11-03 02:27:58,574 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732707148] [2022-11-03 02:27:58,574 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:27:58,574 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-03 02:27:58,575 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 02:27:58,575 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-03 02:27:58,575 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-11-03 02:27:58,576 INFO L87 Difference]: Start difference. First operand 199 states and 279 transitions. Second operand has 10 states, 10 states have (on average 15.4) internal successors, (154), 10 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:58,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:27:58,694 INFO L93 Difference]: Finished difference Result 408 states and 569 transitions. [2022-11-03 02:27:58,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-11-03 02:27:58,696 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 15.4) internal successors, (154), 10 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2022-11-03 02:27:58,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:27:58,697 INFO L225 Difference]: With dead ends: 408 [2022-11-03 02:27:58,697 INFO L226 Difference]: Without dead ends: 233 [2022-11-03 02:27:58,698 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2022-11-03 02:27:58,698 INFO L413 NwaCegarLoop]: 211 mSDtfsCounter, 32 mSDsluCounter, 1028 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 1239 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 62 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-03 02:27:58,699 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 1239 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 62 Unchecked, 0.1s Time] [2022-11-03 02:27:58,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2022-11-03 02:27:58,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 233. [2022-11-03 02:27:58,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 232 states have (on average 1.3706896551724137) internal successors, (318), 232 states have internal predecessors, (318), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:58,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 318 transitions. [2022-11-03 02:27:58,707 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 318 transitions. Word has length 154 [2022-11-03 02:27:58,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:27:58,707 INFO L495 AbstractCegarLoop]: Abstraction has 233 states and 318 transitions. [2022-11-03 02:27:58,707 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 15.4) internal successors, (154), 10 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:27:58,707 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 318 transitions. [2022-11-03 02:27:58,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-03 02:27:58,708 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:27:58,708 INFO L195 NwaCegarLoop]: trace histogram [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, 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 02:27:58,732 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (14)] Forceful destruction successful, exit code 0 [2022-11-03 02:27:58,926 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 02:27:58,927 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:27:58,927 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:27:58,927 INFO L85 PathProgramCache]: Analyzing trace with hash 1341249479, now seen corresponding path program 1 times [2022-11-03 02:27:58,928 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 02:27:58,928 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [358268698] [2022-11-03 02:27:58,928 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:27:58,928 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 02:27:58,928 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 02:27:58,929 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 02:27:58,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2022-11-03 02:27:59,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:27:59,501 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-03 02:27:59,506 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:27:59,820 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:27:59,821 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:27:59,821 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 02:27:59,821 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [358268698] [2022-11-03 02:27:59,821 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [358268698] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:27:59,821 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:27:59,821 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 02:27:59,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404964024] [2022-11-03 02:27:59,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:27:59,822 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:27:59,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 02:27:59,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:27:59,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:27:59,823 INFO L87 Difference]: Start difference. First operand 233 states and 318 transitions. Second operand has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:28:00,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:28:00,258 INFO L93 Difference]: Finished difference Result 713 states and 1009 transitions. [2022-11-03 02:28:00,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 02:28:00,259 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2022-11-03 02:28:00,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:28:00,263 INFO L225 Difference]: With dead ends: 713 [2022-11-03 02:28:00,263 INFO L226 Difference]: Without dead ends: 538 [2022-11-03 02:28:00,264 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 157 GetRequests, 149 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 02:28:00,264 INFO L413 NwaCegarLoop]: 267 mSDtfsCounter, 1456 mSDsluCounter, 674 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1456 SdHoareTripleChecker+Valid, 941 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-03 02:28:00,265 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1456 Valid, 941 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-03 02:28:00,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2022-11-03 02:28:00,280 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 239. [2022-11-03 02:28:00,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 239 states, 238 states have (on average 1.3697478991596639) internal successors, (326), 238 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:28:00,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 239 states and 326 transitions. [2022-11-03 02:28:00,282 INFO L78 Accepts]: Start accepts. Automaton has 239 states and 326 transitions. Word has length 154 [2022-11-03 02:28:00,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:28:00,282 INFO L495 AbstractCegarLoop]: Abstraction has 239 states and 326 transitions. [2022-11-03 02:28:00,283 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:28:00,283 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 326 transitions. [2022-11-03 02:28:00,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-03 02:28:00,286 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:28:00,286 INFO L195 NwaCegarLoop]: trace histogram [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, 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 02:28:00,316 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2022-11-03 02:28:00,511 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 02:28:00,511 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:28:00,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:28:00,511 INFO L85 PathProgramCache]: Analyzing trace with hash -1226572855, now seen corresponding path program 1 times [2022-11-03 02:28:00,512 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 02:28:00,512 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2134563529] [2022-11-03 02:28:00,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:28:00,512 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 02:28:00,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 02:28:00,513 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 02:28:00,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2022-11-03 02:28:01,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:28:01,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 38 conjunts are in the unsatisfiable core [2022-11-03 02:28:01,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:28:05,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:28:05,102 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:28:05,102 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 02:28:05,102 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2134563529] [2022-11-03 02:28:05,102 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2134563529] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:28:05,103 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:28:05,103 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-11-03 02:28:05,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237129323] [2022-11-03 02:28:05,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:28:05,103 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-03 02:28:05,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 02:28:05,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-03 02:28:05,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-11-03 02:28:05,104 INFO L87 Difference]: Start difference. First operand 239 states and 326 transitions. Second operand has 10 states, 10 states have (on average 15.4) internal successors, (154), 10 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:28:05,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:28:05,502 INFO L93 Difference]: Finished difference Result 656 states and 931 transitions. [2022-11-03 02:28:05,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-03 02:28:05,503 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 15.4) internal successors, (154), 10 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2022-11-03 02:28:05,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:28:05,505 INFO L225 Difference]: With dead ends: 656 [2022-11-03 02:28:05,505 INFO L226 Difference]: Without dead ends: 475 [2022-11-03 02:28:05,506 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-11-03 02:28:05,506 INFO L413 NwaCegarLoop]: 223 mSDtfsCounter, 525 mSDsluCounter, 1655 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 525 SdHoareTripleChecker+Valid, 1878 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 42 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:28:05,506 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [525 Valid, 1878 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 69 Invalid, 0 Unknown, 42 Unchecked, 0.2s Time] [2022-11-03 02:28:05,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2022-11-03 02:28:05,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 245. [2022-11-03 02:28:05,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 245 states, 244 states have (on average 1.3647540983606556) internal successors, (333), 244 states have internal predecessors, (333), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:28:05,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 333 transitions. [2022-11-03 02:28:05,518 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 333 transitions. Word has length 154 [2022-11-03 02:28:05,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:28:05,518 INFO L495 AbstractCegarLoop]: Abstraction has 245 states and 333 transitions. [2022-11-03 02:28:05,519 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 15.4) internal successors, (154), 10 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:28:05,519 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 333 transitions. [2022-11-03 02:28:05,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-03 02:28:05,520 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:28:05,520 INFO L195 NwaCegarLoop]: trace histogram [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, 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 02:28:05,550 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (16)] Forceful destruction successful, exit code 0 [2022-11-03 02:28:05,742 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 02:28:05,743 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:28:05,743 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:28:05,743 INFO L85 PathProgramCache]: Analyzing trace with hash 2029809867, now seen corresponding path program 1 times [2022-11-03 02:28:05,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 02:28:05,744 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1407901877] [2022-11-03 02:28:05,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:28:05,744 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 02:28:05,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 02:28:05,745 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 02:28:05,747 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2022-11-03 02:28:06,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:28:06,471 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 38 conjunts are in the unsatisfiable core [2022-11-03 02:28:06,477 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:28:09,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:28:09,755 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:28:09,756 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 02:28:09,756 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1407901877] [2022-11-03 02:28:09,756 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1407901877] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:28:09,756 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:28:09,756 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-11-03 02:28:09,756 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [338213518] [2022-11-03 02:28:09,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:28:09,757 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-03 02:28:09,757 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 02:28:09,758 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-03 02:28:09,758 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-11-03 02:28:09,758 INFO L87 Difference]: Start difference. First operand 245 states and 333 transitions. Second operand has 10 states, 10 states have (on average 15.4) internal successors, (154), 10 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:28:10,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:28:10,092 INFO L93 Difference]: Finished difference Result 654 states and 927 transitions. [2022-11-03 02:28:10,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-03 02:28:10,093 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 15.4) internal successors, (154), 10 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2022-11-03 02:28:10,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:28:10,095 INFO L225 Difference]: With dead ends: 654 [2022-11-03 02:28:10,096 INFO L226 Difference]: Without dead ends: 473 [2022-11-03 02:28:10,096 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2022-11-03 02:28:10,097 INFO L413 NwaCegarLoop]: 225 mSDtfsCounter, 518 mSDsluCounter, 1451 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 518 SdHoareTripleChecker+Valid, 1676 SdHoareTripleChecker+Invalid, 107 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 48 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-03 02:28:10,097 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [518 Valid, 1676 Invalid, 107 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 56 Invalid, 0 Unknown, 48 Unchecked, 0.2s Time] [2022-11-03 02:28:10,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states. [2022-11-03 02:28:10,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 249. [2022-11-03 02:28:10,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 249 states, 248 states have (on average 1.3629032258064515) internal successors, (338), 248 states have internal predecessors, (338), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:28:10,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 249 states and 338 transitions. [2022-11-03 02:28:10,108 INFO L78 Accepts]: Start accepts. Automaton has 249 states and 338 transitions. Word has length 154 [2022-11-03 02:28:10,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:28:10,109 INFO L495 AbstractCegarLoop]: Abstraction has 249 states and 338 transitions. [2022-11-03 02:28:10,109 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 15.4) internal successors, (154), 10 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:28:10,109 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 338 transitions. [2022-11-03 02:28:10,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-03 02:28:10,111 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:28:10,111 INFO L195 NwaCegarLoop]: trace histogram [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, 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 02:28:10,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (17)] Forceful destruction successful, exit code 0 [2022-11-03 02:28:10,314 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 02:28:10,315 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:28:10,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:28:10,315 INFO L85 PathProgramCache]: Analyzing trace with hash -2146715955, now seen corresponding path program 1 times [2022-11-03 02:28:10,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 02:28:10,316 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [477445707] [2022-11-03 02:28:10,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:28:10,317 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 02:28:10,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 02:28:10,317 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 02:28:10,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2022-11-03 02:28:10,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:28:10,939 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-03 02:28:10,945 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:28:11,663 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:28:11,664 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:28:11,664 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 02:28:11,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [477445707] [2022-11-03 02:28:11,664 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [477445707] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:28:11,664 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:28:11,664 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-03 02:28:11,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1774030434] [2022-11-03 02:28:11,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:28:11,665 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-03 02:28:11,665 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 02:28:11,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-03 02:28:11,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-03 02:28:11,666 INFO L87 Difference]: Start difference. First operand 249 states and 338 transitions. Second operand has 8 states, 8 states have (on average 19.25) internal successors, (154), 8 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:28:13,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:28:13,705 INFO L93 Difference]: Finished difference Result 770 states and 1082 transitions. [2022-11-03 02:28:13,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-03 02:28:13,705 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 19.25) internal successors, (154), 8 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2022-11-03 02:28:13,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:28:13,707 INFO L225 Difference]: With dead ends: 770 [2022-11-03 02:28:13,707 INFO L226 Difference]: Without dead ends: 589 [2022-11-03 02:28:13,708 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 147 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=111, Invalid=231, Unknown=0, NotChecked=0, Total=342 [2022-11-03 02:28:13,708 INFO L413 NwaCegarLoop]: 266 mSDtfsCounter, 2064 mSDsluCounter, 855 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2064 SdHoareTripleChecker+Valid, 1121 SdHoareTripleChecker+Invalid, 138 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-03 02:28:13,709 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2064 Valid, 1121 Invalid, 138 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-03 02:28:13,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 589 states. [2022-11-03 02:28:13,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 589 to 255. [2022-11-03 02:28:13,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 255 states, 254 states have (on average 1.358267716535433) internal successors, (345), 254 states have internal predecessors, (345), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:28:13,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 255 states and 345 transitions. [2022-11-03 02:28:13,721 INFO L78 Accepts]: Start accepts. Automaton has 255 states and 345 transitions. Word has length 154 [2022-11-03 02:28:13,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:28:13,721 INFO L495 AbstractCegarLoop]: Abstraction has 255 states and 345 transitions. [2022-11-03 02:28:13,722 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 19.25) internal successors, (154), 8 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:28:13,722 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 345 transitions. [2022-11-03 02:28:13,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-03 02:28:13,723 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:28:13,723 INFO L195 NwaCegarLoop]: trace histogram [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, 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 02:28:13,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (18)] Forceful destruction successful, exit code 0 [2022-11-03 02:28:13,947 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 02:28:13,948 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:28:13,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:28:13,948 INFO L85 PathProgramCache]: Analyzing trace with hash 114857295, now seen corresponding path program 1 times [2022-11-03 02:28:13,949 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 02:28:13,949 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [55445079] [2022-11-03 02:28:13,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:28:13,949 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 02:28:13,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 02:28:13,951 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 02:28:13,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2022-11-03 02:28:14,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:28:14,618 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 39 conjunts are in the unsatisfiable core [2022-11-03 02:28:14,623 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:28:15,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:28:15,316 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:28:15,316 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 02:28:15,317 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [55445079] [2022-11-03 02:28:15,317 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [55445079] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:28:15,317 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:28:15,317 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-03 02:28:15,320 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1628597892] [2022-11-03 02:28:15,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:28:15,321 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-03 02:28:15,321 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 02:28:15,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-03 02:28:15,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-11-03 02:28:15,322 INFO L87 Difference]: Start difference. First operand 255 states and 345 transitions. Second operand has 9 states, 9 states have (on average 17.11111111111111) internal successors, (154), 9 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:28:15,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:28:15,950 INFO L93 Difference]: Finished difference Result 920 states and 1314 transitions. [2022-11-03 02:28:15,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-03 02:28:15,951 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 17.11111111111111) internal successors, (154), 9 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2022-11-03 02:28:15,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:28:15,956 INFO L225 Difference]: With dead ends: 920 [2022-11-03 02:28:15,956 INFO L226 Difference]: Without dead ends: 735 [2022-11-03 02:28:15,957 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2022-11-03 02:28:15,957 INFO L413 NwaCegarLoop]: 227 mSDtfsCounter, 1068 mSDsluCounter, 1812 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1068 SdHoareTripleChecker+Valid, 2039 SdHoareTripleChecker+Invalid, 129 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 26 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-03 02:28:15,958 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1068 Valid, 2039 Invalid, 129 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 100 Invalid, 0 Unknown, 26 Unchecked, 0.3s Time] [2022-11-03 02:28:15,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 735 states. [2022-11-03 02:28:15,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 735 to 263. [2022-11-03 02:28:15,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 263 states, 262 states have (on average 1.3549618320610688) internal successors, (355), 262 states have internal predecessors, (355), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:28:15,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 263 states and 355 transitions. [2022-11-03 02:28:15,973 INFO L78 Accepts]: Start accepts. Automaton has 263 states and 355 transitions. Word has length 154 [2022-11-03 02:28:15,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:28:15,973 INFO L495 AbstractCegarLoop]: Abstraction has 263 states and 355 transitions. [2022-11-03 02:28:15,973 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 17.11111111111111) internal successors, (154), 9 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:28:15,974 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 355 transitions. [2022-11-03 02:28:15,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-03 02:28:15,975 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:28:15,975 INFO L195 NwaCegarLoop]: trace histogram [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, 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 02:28:16,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (19)] Forceful destruction successful, exit code 0 [2022-11-03 02:28:16,198 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 02:28:16,198 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:28:16,199 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:28:16,199 INFO L85 PathProgramCache]: Analyzing trace with hash 1145898193, now seen corresponding path program 1 times [2022-11-03 02:28:16,200 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 02:28:16,200 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1469591455] [2022-11-03 02:28:16,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:28:16,200 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 02:28:16,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 02:28:16,201 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 02:28:16,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2022-11-03 02:28:16,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:28:16,759 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 54 conjunts are in the unsatisfiable core [2022-11-03 02:28:16,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:28:24,710 WARN L234 SmtUtils]: Spent 7.00s on a formula simplification. DAG size of input: 79 DAG size of output: 77 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-03 02:28:27,368 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 02:28:27,368 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:28:27,368 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 02:28:27,368 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1469591455] [2022-11-03 02:28:27,369 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1469591455] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:28:27,369 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:28:27,369 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-11-03 02:28:27,369 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [276797075] [2022-11-03 02:28:27,369 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:28:27,369 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-03 02:28:27,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 02:28:27,370 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-03 02:28:27,370 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2022-11-03 02:28:27,371 INFO L87 Difference]: Start difference. First operand 263 states and 355 transitions. Second operand has 12 states, 12 states have (on average 12.833333333333334) internal successors, (154), 12 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:28:27,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:28:27,840 INFO L93 Difference]: Finished difference Result 662 states and 932 transitions. [2022-11-03 02:28:27,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-03 02:28:27,842 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 12.833333333333334) internal successors, (154), 12 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2022-11-03 02:28:27,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:28:27,843 INFO L225 Difference]: With dead ends: 662 [2022-11-03 02:28:27,843 INFO L226 Difference]: Without dead ends: 477 [2022-11-03 02:28:27,843 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 8.2s TimeCoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-11-03 02:28:27,844 INFO L413 NwaCegarLoop]: 221 mSDtfsCounter, 473 mSDsluCounter, 2220 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 473 SdHoareTripleChecker+Valid, 2441 SdHoareTripleChecker+Invalid, 157 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 82 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-03 02:28:27,844 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [473 Valid, 2441 Invalid, 157 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 73 Invalid, 0 Unknown, 82 Unchecked, 0.3s Time] [2022-11-03 02:28:27,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 477 states. [2022-11-03 02:28:27,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 477 to 269. [2022-11-03 02:28:27,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 269 states, 268 states have (on average 1.3507462686567164) internal successors, (362), 268 states have internal predecessors, (362), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:28:27,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 269 states and 362 transitions. [2022-11-03 02:28:27,855 INFO L78 Accepts]: Start accepts. Automaton has 269 states and 362 transitions. Word has length 154 [2022-11-03 02:28:27,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:28:27,856 INFO L495 AbstractCegarLoop]: Abstraction has 269 states and 362 transitions. [2022-11-03 02:28:27,856 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 12.833333333333334) internal successors, (154), 12 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 02:28:27,856 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 362 transitions. [2022-11-03 02:28:27,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2022-11-03 02:28:27,857 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:28:27,857 INFO L195 NwaCegarLoop]: trace histogram [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, 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 02:28:27,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (20)] Forceful destruction successful, exit code 0 [2022-11-03 02:28:28,078 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 02:28:28,079 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:28:28,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:28:28,079 INFO L85 PathProgramCache]: Analyzing trace with hash -1547997997, now seen corresponding path program 1 times [2022-11-03 02:28:28,080 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 02:28:28,081 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1870533417] [2022-11-03 02:28:28,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:28:28,081 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 02:28:28,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 02:28:28,082 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 02:28:28,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ae9f157-97fc-4b53-a9cf-b253465a4dc3/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2022-11-03 02:28:28,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:28:28,691 INFO L263 TraceCheckSpWp]: Trace formula consists of 1238 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-03 02:28:28,695 INFO L286 TraceCheckSpWp]: Computing forward predicates...