./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem15_label28.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f15bdfef-ffa3-4e9d-b202-6535f37ff8bb/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f15bdfef-ffa3-4e9d-b202-6535f37ff8bb/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f15bdfef-ffa3-4e9d-b202-6535f37ff8bb/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f15bdfef-ffa3-4e9d-b202-6535f37ff8bb/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem15_label28.c -s /tmp/vcloud-vcloud-master/worker/run_dir_f15bdfef-ffa3-4e9d-b202-6535f37ff8bb/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f15bdfef-ffa3-4e9d-b202-6535f37ff8bb/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d065f1754f318e417294ed9d43799be3857c9088 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 22:52:00,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 22:52:00,884 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 22:52:00,970 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 22:52:00,971 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 22:52:00,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 22:52:00,981 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 22:52:00,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 22:52:00,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 22:52:01,013 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 22:52:01,015 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 22:52:01,016 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 22:52:01,017 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 22:52:01,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 22:52:01,020 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 22:52:01,022 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 22:52:01,023 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 22:52:01,024 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 22:52:01,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 22:52:01,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 22:52:01,033 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 22:52:01,035 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 22:52:01,037 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 22:52:01,038 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 22:52:01,043 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 22:52:01,043 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 22:52:01,044 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 22:52:01,045 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 22:52:01,046 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 22:52:01,048 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 22:52:01,048 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 22:52:01,050 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 22:52:01,051 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 22:52:01,052 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 22:52:01,054 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 22:52:01,054 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 22:52:01,056 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 22:52:01,056 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 22:52:01,057 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 22:52:01,058 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 22:52:01,059 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 22:52:01,061 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f15bdfef-ffa3-4e9d-b202-6535f37ff8bb/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-29 22:52:01,089 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 22:52:01,090 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 22:52:01,091 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 22:52:01,092 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 22:52:01,093 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 22:52:01,093 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 22:52:01,094 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-29 22:52:01,094 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 22:52:01,094 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-29 22:52:01,094 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 22:52:01,095 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 22:52:01,095 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 22:52:01,095 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 22:52:01,096 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-29 22:52:01,096 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 22:52:01,096 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 22:52:01,096 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 22:52:01,097 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 22:52:01,097 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 22:52:01,097 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 22:52:01,098 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 22:52:01,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 22:52:01,098 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 22:52:01,099 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 22:52:01,099 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 22:52:01,099 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 22:52:01,099 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 22:52:01,100 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 22:52:01,100 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 22:52:01,100 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-vcloud-master/worker/run_dir_f15bdfef-ffa3-4e9d-b202-6535f37ff8bb/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f15bdfef-ffa3-4e9d-b202-6535f37ff8bb/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d065f1754f318e417294ed9d43799be3857c9088 [2020-11-29 22:52:01,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 22:52:01,417 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 22:52:01,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 22:52:01,424 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 22:52:01,425 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 22:52:01,427 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f15bdfef-ffa3-4e9d-b202-6535f37ff8bb/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem15_label28.c [2020-11-29 22:52:01,519 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f15bdfef-ffa3-4e9d-b202-6535f37ff8bb/bin/uautomizer/data/223dc2121/99cb06e6c1b6427dae9406da477e913d/FLAG40f0888c2 [2020-11-29 22:52:02,438 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 22:52:02,439 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f15bdfef-ffa3-4e9d-b202-6535f37ff8bb/sv-benchmarks/c/eca-rers2012/Problem15_label28.c [2020-11-29 22:52:02,471 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f15bdfef-ffa3-4e9d-b202-6535f37ff8bb/bin/uautomizer/data/223dc2121/99cb06e6c1b6427dae9406da477e913d/FLAG40f0888c2 [2020-11-29 22:52:02,532 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f15bdfef-ffa3-4e9d-b202-6535f37ff8bb/bin/uautomizer/data/223dc2121/99cb06e6c1b6427dae9406da477e913d [2020-11-29 22:52:02,535 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 22:52:02,537 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 22:52:02,542 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 22:52:02,542 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 22:52:02,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 22:52:02,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:52:02" (1/1) ... [2020-11-29 22:52:02,550 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48606c94 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:52:02, skipping insertion in model container [2020-11-29 22:52:02,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:52:02" (1/1) ... [2020-11-29 22:52:02,559 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 22:52:02,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 22:52:03,682 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 22:52:03,694 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 22:52:04,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 22:52:04,105 INFO L208 MainTranslator]: Completed translation [2020-11-29 22:52:04,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:52:04 WrapperNode [2020-11-29 22:52:04,107 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 22:52:04,109 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 22:52:04,109 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 22:52:04,109 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 22:52:04,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:52:04" (1/1) ... [2020-11-29 22:52:04,181 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:52:04" (1/1) ... [2020-11-29 22:52:04,446 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 22:52:04,448 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 22:52:04,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 22:52:04,449 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 22:52:04,459 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:52:04" (1/1) ... [2020-11-29 22:52:04,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:52:04" (1/1) ... [2020-11-29 22:52:04,494 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:52:04" (1/1) ... [2020-11-29 22:52:04,495 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:52:04" (1/1) ... [2020-11-29 22:52:04,609 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:52:04" (1/1) ... [2020-11-29 22:52:04,689 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:52:04" (1/1) ... [2020-11-29 22:52:04,782 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:52:04" (1/1) ... [2020-11-29 22:52:04,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 22:52:04,890 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 22:52:04,890 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 22:52:04,891 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 22:52:04,892 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:52:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f15bdfef-ffa3-4e9d-b202-6535f37ff8bb/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 22:52:05,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 22:52:05,151 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 22:52:05,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 22:52:05,153 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 22:52:09,838 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 22:52:09,839 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-11-29 22:52:09,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:52:09 BoogieIcfgContainer [2020-11-29 22:52:09,846 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 22:52:09,849 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 22:52:09,851 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 22:52:09,855 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 22:52:09,856 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 10:52:02" (1/3) ... [2020-11-29 22:52:09,857 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2aaa35f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 10:52:09, skipping insertion in model container [2020-11-29 22:52:09,857 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:52:04" (2/3) ... [2020-11-29 22:52:09,858 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2aaa35f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 10:52:09, skipping insertion in model container [2020-11-29 22:52:09,858 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:52:09" (3/3) ... [2020-11-29 22:52:09,859 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem15_label28.c [2020-11-29 22:52:09,873 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 22:52:09,880 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-29 22:52:09,895 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-29 22:52:09,948 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 22:52:09,950 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 22:52:09,950 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 22:52:09,950 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 22:52:09,951 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 22:52:09,951 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 22:52:09,951 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 22:52:09,951 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 22:52:09,990 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states. [2020-11-29 22:52:10,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2020-11-29 22:52:10,000 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:52:10,001 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:52:10,002 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:52:10,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:52:10,010 INFO L82 PathProgramCache]: Analyzing trace with hash -1317301102, now seen corresponding path program 1 times [2020-11-29 22:52:10,021 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:52:10,021 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161713256] [2020-11-29 22:52:10,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:52:10,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:52:10,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:52:10,384 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [161713256] [2020-11-29 22:52:10,384 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:52:10,385 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 22:52:10,386 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [179947754] [2020-11-29 22:52:10,391 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:52:10,391 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:52:10,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:52:10,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:52:10,410 INFO L87 Difference]: Start difference. First operand 425 states. Second operand 3 states. [2020-11-29 22:52:14,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:52:14,158 INFO L93 Difference]: Finished difference Result 1156 states and 2107 transitions. [2020-11-29 22:52:14,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:52:14,159 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 32 [2020-11-29 22:52:14,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:52:14,180 INFO L225 Difference]: With dead ends: 1156 [2020-11-29 22:52:14,181 INFO L226 Difference]: Without dead ends: 667 [2020-11-29 22:52:14,187 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:52:14,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 667 states. [2020-11-29 22:52:14,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 667 to 665. [2020-11-29 22:52:14,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 665 states. [2020-11-29 22:52:14,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 665 states and 982 transitions. [2020-11-29 22:52:14,297 INFO L78 Accepts]: Start accepts. Automaton has 665 states and 982 transitions. Word has length 32 [2020-11-29 22:52:14,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:52:14,297 INFO L481 AbstractCegarLoop]: Abstraction has 665 states and 982 transitions. [2020-11-29 22:52:14,298 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:52:14,298 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 982 transitions. [2020-11-29 22:52:14,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-11-29 22:52:14,304 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:52:14,304 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:52:14,305 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-29 22:52:14,305 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:52:14,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:52:14,306 INFO L82 PathProgramCache]: Analyzing trace with hash -888878737, now seen corresponding path program 1 times [2020-11-29 22:52:14,306 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:52:14,307 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [496066451] [2020-11-29 22:52:14,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:52:14,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:52:14,623 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:52:14,624 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [496066451] [2020-11-29 22:52:14,624 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:52:14,624 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 22:52:14,625 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2135470509] [2020-11-29 22:52:14,627 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:52:14,628 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:52:14,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:52:14,630 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:52:14,630 INFO L87 Difference]: Start difference. First operand 665 states and 982 transitions. Second operand 3 states. [2020-11-29 22:52:18,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:52:18,345 INFO L93 Difference]: Finished difference Result 1955 states and 2894 transitions. [2020-11-29 22:52:18,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:52:18,347 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 107 [2020-11-29 22:52:18,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:52:18,359 INFO L225 Difference]: With dead ends: 1955 [2020-11-29 22:52:18,359 INFO L226 Difference]: Without dead ends: 1292 [2020-11-29 22:52:18,368 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:52:18,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1292 states. [2020-11-29 22:52:18,437 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1292 to 1282. [2020-11-29 22:52:18,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1282 states. [2020-11-29 22:52:18,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1282 states to 1282 states and 1792 transitions. [2020-11-29 22:52:18,445 INFO L78 Accepts]: Start accepts. Automaton has 1282 states and 1792 transitions. Word has length 107 [2020-11-29 22:52:18,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:52:18,446 INFO L481 AbstractCegarLoop]: Abstraction has 1282 states and 1792 transitions. [2020-11-29 22:52:18,446 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:52:18,446 INFO L276 IsEmpty]: Start isEmpty. Operand 1282 states and 1792 transitions. [2020-11-29 22:52:18,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-11-29 22:52:18,457 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:52:18,457 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:52:18,458 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-29 22:52:18,458 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:52:18,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:52:18,461 INFO L82 PathProgramCache]: Analyzing trace with hash 457175973, now seen corresponding path program 1 times [2020-11-29 22:52:18,461 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:52:18,461 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [7384773] [2020-11-29 22:52:18,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:52:18,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:52:18,670 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:52:18,671 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [7384773] [2020-11-29 22:52:18,671 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:52:18,671 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 22:52:18,671 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1098734348] [2020-11-29 22:52:18,672 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:52:18,672 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:52:18,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:52:18,679 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:52:18,680 INFO L87 Difference]: Start difference. First operand 1282 states and 1792 transitions. Second operand 3 states. [2020-11-29 22:52:22,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:52:22,069 INFO L93 Difference]: Finished difference Result 3764 states and 5263 transitions. [2020-11-29 22:52:22,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:52:22,071 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 111 [2020-11-29 22:52:22,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:52:22,091 INFO L225 Difference]: With dead ends: 3764 [2020-11-29 22:52:22,092 INFO L226 Difference]: Without dead ends: 2484 [2020-11-29 22:52:22,095 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:52:22,100 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2484 states. [2020-11-29 22:52:22,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2484 to 2182. [2020-11-29 22:52:22,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2182 states. [2020-11-29 22:52:22,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2182 states to 2182 states and 2795 transitions. [2020-11-29 22:52:22,203 INFO L78 Accepts]: Start accepts. Automaton has 2182 states and 2795 transitions. Word has length 111 [2020-11-29 22:52:22,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:52:22,204 INFO L481 AbstractCegarLoop]: Abstraction has 2182 states and 2795 transitions. [2020-11-29 22:52:22,204 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:52:22,204 INFO L276 IsEmpty]: Start isEmpty. Operand 2182 states and 2795 transitions. [2020-11-29 22:52:22,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2020-11-29 22:52:22,216 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:52:22,217 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:52:22,217 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-29 22:52:22,217 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:52:22,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:52:22,220 INFO L82 PathProgramCache]: Analyzing trace with hash 674385847, now seen corresponding path program 1 times [2020-11-29 22:52:22,220 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:52:22,220 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1722000224] [2020-11-29 22:52:22,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:52:22,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:52:22,543 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2020-11-29 22:52:22,544 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1722000224] [2020-11-29 22:52:22,544 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:52:22,544 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 22:52:22,544 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283577983] [2020-11-29 22:52:22,546 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:52:22,547 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:52:22,547 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:52:22,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:52:22,548 INFO L87 Difference]: Start difference. First operand 2182 states and 2795 transitions. Second operand 3 states. [2020-11-29 22:52:25,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:52:25,238 INFO L93 Difference]: Finished difference Result 6166 states and 7961 transitions. [2020-11-29 22:52:25,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:52:25,246 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 202 [2020-11-29 22:52:25,247 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:52:25,274 INFO L225 Difference]: With dead ends: 6166 [2020-11-29 22:52:25,275 INFO L226 Difference]: Without dead ends: 3986 [2020-11-29 22:52:25,279 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:52:25,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3986 states. [2020-11-29 22:52:25,371 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3986 to 3682. [2020-11-29 22:52:25,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3682 states. [2020-11-29 22:52:25,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3682 states to 3682 states and 4491 transitions. [2020-11-29 22:52:25,381 INFO L78 Accepts]: Start accepts. Automaton has 3682 states and 4491 transitions. Word has length 202 [2020-11-29 22:52:25,382 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:52:25,382 INFO L481 AbstractCegarLoop]: Abstraction has 3682 states and 4491 transitions. [2020-11-29 22:52:25,382 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:52:25,383 INFO L276 IsEmpty]: Start isEmpty. Operand 3682 states and 4491 transitions. [2020-11-29 22:52:25,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 305 [2020-11-29 22:52:25,389 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:52:25,390 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:52:25,390 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-29 22:52:25,390 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:52:25,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:52:25,391 INFO L82 PathProgramCache]: Analyzing trace with hash 1481549309, now seen corresponding path program 1 times [2020-11-29 22:52:25,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:52:25,392 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2001755836] [2020-11-29 22:52:25,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:52:25,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:52:26,007 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-11-29 22:52:26,007 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2001755836] [2020-11-29 22:52:26,007 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:52:26,008 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-29 22:52:26,008 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065871872] [2020-11-29 22:52:26,009 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:52:26,009 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:52:26,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:52:26,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:52:26,010 INFO L87 Difference]: Start difference. First operand 3682 states and 4491 transitions. Second operand 3 states. [2020-11-29 22:52:28,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:52:28,560 INFO L93 Difference]: Finished difference Result 7661 states and 9291 transitions. [2020-11-29 22:52:28,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:52:28,563 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 304 [2020-11-29 22:52:28,564 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:52:28,591 INFO L225 Difference]: With dead ends: 7661 [2020-11-29 22:52:28,591 INFO L226 Difference]: Without dead ends: 3981 [2020-11-29 22:52:28,596 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:52:28,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3981 states. [2020-11-29 22:52:28,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3981 to 3981. [2020-11-29 22:52:28,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3981 states. [2020-11-29 22:52:28,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3981 states to 3981 states and 4796 transitions. [2020-11-29 22:52:28,709 INFO L78 Accepts]: Start accepts. Automaton has 3981 states and 4796 transitions. Word has length 304 [2020-11-29 22:52:28,710 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:52:28,710 INFO L481 AbstractCegarLoop]: Abstraction has 3981 states and 4796 transitions. [2020-11-29 22:52:28,711 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:52:28,711 INFO L276 IsEmpty]: Start isEmpty. Operand 3981 states and 4796 transitions. [2020-11-29 22:52:28,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2020-11-29 22:52:28,717 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:52:28,718 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:52:28,718 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-29 22:52:28,718 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:52:28,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:52:28,719 INFO L82 PathProgramCache]: Analyzing trace with hash -1675117680, now seen corresponding path program 1 times [2020-11-29 22:52:28,720 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:52:28,720 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1632220249] [2020-11-29 22:52:28,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:52:28,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:52:29,087 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2020-11-29 22:52:29,088 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1632220249] [2020-11-29 22:52:29,089 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:52:29,089 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:52:29,090 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1366678582] [2020-11-29 22:52:29,090 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:52:29,091 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:52:29,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:52:29,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:52:29,093 INFO L87 Difference]: Start difference. First operand 3981 states and 4796 transitions. Second operand 3 states. [2020-11-29 22:52:32,034 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:52:32,034 INFO L93 Difference]: Finished difference Result 8857 states and 10953 transitions. [2020-11-29 22:52:32,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:52:32,036 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 319 [2020-11-29 22:52:32,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:52:32,070 INFO L225 Difference]: With dead ends: 8857 [2020-11-29 22:52:32,070 INFO L226 Difference]: Without dead ends: 5177 [2020-11-29 22:52:32,075 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:52:32,083 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5177 states. [2020-11-29 22:52:32,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5177 to 3678. [2020-11-29 22:52:32,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3678 states. [2020-11-29 22:52:32,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3678 states to 3678 states and 4479 transitions. [2020-11-29 22:52:32,186 INFO L78 Accepts]: Start accepts. Automaton has 3678 states and 4479 transitions. Word has length 319 [2020-11-29 22:52:32,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:52:32,192 INFO L481 AbstractCegarLoop]: Abstraction has 3678 states and 4479 transitions. [2020-11-29 22:52:32,192 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:52:32,192 INFO L276 IsEmpty]: Start isEmpty. Operand 3678 states and 4479 transitions. [2020-11-29 22:52:32,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 379 [2020-11-29 22:52:32,202 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:52:32,203 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:52:32,204 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-29 22:52:32,204 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:52:32,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:52:32,205 INFO L82 PathProgramCache]: Analyzing trace with hash -483016561, now seen corresponding path program 1 times [2020-11-29 22:52:32,205 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:52:32,209 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2120764176] [2020-11-29 22:52:32,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:52:32,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:52:32,575 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 59 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-29 22:52:32,576 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2120764176] [2020-11-29 22:52:32,576 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:52:32,576 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:52:32,577 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1602391998] [2020-11-29 22:52:32,577 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:52:32,578 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:52:32,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:52:32,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:52:32,579 INFO L87 Difference]: Start difference. First operand 3678 states and 4479 transitions. Second operand 3 states. [2020-11-29 22:52:35,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:52:35,355 INFO L93 Difference]: Finished difference Result 9157 states and 11369 transitions. [2020-11-29 22:52:35,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:52:35,357 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 378 [2020-11-29 22:52:35,358 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:52:35,396 INFO L225 Difference]: With dead ends: 9157 [2020-11-29 22:52:35,397 INFO L226 Difference]: Without dead ends: 5780 [2020-11-29 22:52:35,401 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:52:35,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5780 states. [2020-11-29 22:52:35,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5780 to 5182. [2020-11-29 22:52:35,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5182 states. [2020-11-29 22:52:35,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5182 states to 5182 states and 6097 transitions. [2020-11-29 22:52:35,506 INFO L78 Accepts]: Start accepts. Automaton has 5182 states and 6097 transitions. Word has length 378 [2020-11-29 22:52:35,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:52:35,507 INFO L481 AbstractCegarLoop]: Abstraction has 5182 states and 6097 transitions. [2020-11-29 22:52:35,507 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:52:35,508 INFO L276 IsEmpty]: Start isEmpty. Operand 5182 states and 6097 transitions. [2020-11-29 22:52:35,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 385 [2020-11-29 22:52:35,515 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:52:35,515 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:52:35,516 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-29 22:52:35,516 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:52:35,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:52:35,517 INFO L82 PathProgramCache]: Analyzing trace with hash 679042083, now seen corresponding path program 1 times [2020-11-29 22:52:35,517 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:52:35,518 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28087244] [2020-11-29 22:52:35,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:52:35,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:52:35,861 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 138 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:52:35,862 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28087244] [2020-11-29 22:52:35,862 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:52:35,862 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:52:35,862 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1122997735] [2020-11-29 22:52:35,863 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:52:35,863 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:52:35,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:52:35,863 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:52:35,864 INFO L87 Difference]: Start difference. First operand 5182 states and 6097 transitions. Second operand 3 states. [2020-11-29 22:52:40,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:52:40,392 INFO L93 Difference]: Finished difference Result 10358 states and 12237 transitions. [2020-11-29 22:52:40,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:52:40,393 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 384 [2020-11-29 22:52:40,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:52:40,419 INFO L225 Difference]: With dead ends: 10358 [2020-11-29 22:52:40,420 INFO L226 Difference]: Without dead ends: 5477 [2020-11-29 22:52:40,425 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 2 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:52:40,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5477 states. [2020-11-29 22:52:40,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5477 to 5475. [2020-11-29 22:52:40,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5475 states. [2020-11-29 22:52:40,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5475 states to 5475 states and 6350 transitions. [2020-11-29 22:52:40,525 INFO L78 Accepts]: Start accepts. Automaton has 5475 states and 6350 transitions. Word has length 384 [2020-11-29 22:52:40,525 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:52:40,525 INFO L481 AbstractCegarLoop]: Abstraction has 5475 states and 6350 transitions. [2020-11-29 22:52:40,526 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:52:40,526 INFO L276 IsEmpty]: Start isEmpty. Operand 5475 states and 6350 transitions. [2020-11-29 22:52:40,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 396 [2020-11-29 22:52:40,534 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:52:40,535 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:52:40,535 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-11-29 22:52:40,535 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:52:40,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:52:40,536 INFO L82 PathProgramCache]: Analyzing trace with hash -1063707332, now seen corresponding path program 1 times [2020-11-29 22:52:40,536 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:52:40,537 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1381961767] [2020-11-29 22:52:40,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:52:40,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:52:40,864 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:52:40,864 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1381961767] [2020-11-29 22:52:40,864 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:52:40,865 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:52:40,865 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1282727339] [2020-11-29 22:52:40,866 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:52:40,866 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:52:40,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:52:40,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:52:40,867 INFO L87 Difference]: Start difference. First operand 5475 states and 6350 transitions. Second operand 3 states. [2020-11-29 22:52:43,980 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:52:43,980 INFO L93 Difference]: Finished difference Result 12455 states and 14706 transitions. [2020-11-29 22:52:43,981 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:52:43,981 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 395 [2020-11-29 22:52:43,981 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:52:43,999 INFO L225 Difference]: With dead ends: 12455 [2020-11-29 22:52:43,999 INFO L226 Difference]: Without dead ends: 7281 [2020-11-29 22:52:44,006 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:52:44,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7281 states. [2020-11-29 22:52:44,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7281 to 6082. [2020-11-29 22:52:44,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6082 states. [2020-11-29 22:52:44,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6082 states to 6082 states and 6990 transitions. [2020-11-29 22:52:44,099 INFO L78 Accepts]: Start accepts. Automaton has 6082 states and 6990 transitions. Word has length 395 [2020-11-29 22:52:44,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:52:44,099 INFO L481 AbstractCegarLoop]: Abstraction has 6082 states and 6990 transitions. [2020-11-29 22:52:44,100 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:52:44,100 INFO L276 IsEmpty]: Start isEmpty. Operand 6082 states and 6990 transitions. [2020-11-29 22:52:44,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2020-11-29 22:52:44,103 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:52:44,104 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:52:44,104 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-29 22:52:44,104 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:52:44,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:52:44,105 INFO L82 PathProgramCache]: Analyzing trace with hash 908714543, now seen corresponding path program 1 times [2020-11-29 22:52:44,105 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:52:44,105 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [891590944] [2020-11-29 22:52:44,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:52:44,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:52:44,671 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 30 proven. 135 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:52:44,672 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [891590944] [2020-11-29 22:52:44,672 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [561115500] [2020-11-29 22:52:44,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f15bdfef-ffa3-4e9d-b202-6535f37ff8bb/bin/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-29 22:52:44,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:52:44,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-29 22:52:44,904 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 22:52:44,997 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 3, 3, 1] term [2020-11-29 22:52:44,997 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-11-29 22:52:45,009 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 22:52:45,011 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-29 22:52:45,068 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 22:52:45,080 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 22:52:45,089 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 22:52:45,106 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 22:52:45,156 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 22:52:45,172 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-29 22:52:45,177 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-11-29 22:52:45,889 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 135 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 22:52:45,890 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-11-29 22:52:45,890 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2020-11-29 22:52:45,891 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271166300] [2020-11-29 22:52:45,893 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-29 22:52:45,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:52:45,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-29 22:52:45,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-11-29 22:52:45,894 INFO L87 Difference]: Start difference. First operand 6082 states and 6990 transitions. Second operand 7 states. [2020-11-29 22:53:11,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:53:11,205 INFO L93 Difference]: Finished difference Result 23618 states and 27367 transitions. [2020-11-29 22:53:11,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-11-29 22:53:11,206 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 409 [2020-11-29 22:53:11,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:53:11,237 INFO L225 Difference]: With dead ends: 23618 [2020-11-29 22:53:11,238 INFO L226 Difference]: Without dead ends: 17837 [2020-11-29 22:53:11,244 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 424 GetRequests, 413 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-11-29 22:53:11,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17837 states. [2020-11-29 22:53:11,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17837 to 13876. [2020-11-29 22:53:11,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13876 states. [2020-11-29 22:53:11,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13876 states to 13876 states and 15789 transitions. [2020-11-29 22:53:11,529 INFO L78 Accepts]: Start accepts. Automaton has 13876 states and 15789 transitions. Word has length 409 [2020-11-29 22:53:11,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:53:11,530 INFO L481 AbstractCegarLoop]: Abstraction has 13876 states and 15789 transitions. [2020-11-29 22:53:11,530 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-29 22:53:11,531 INFO L276 IsEmpty]: Start isEmpty. Operand 13876 states and 15789 transitions. [2020-11-29 22:53:11,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 412 [2020-11-29 22:53:11,535 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:53:11,536 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:53:11,751 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-11-29 22:53:11,751 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:53:11,752 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:53:11,752 INFO L82 PathProgramCache]: Analyzing trace with hash 1664573660, now seen corresponding path program 1 times [2020-11-29 22:53:11,752 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:53:11,752 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1038065524] [2020-11-29 22:53:11,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:53:11,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:53:12,096 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2020-11-29 22:53:12,096 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1038065524] [2020-11-29 22:53:12,096 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:53:12,097 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:53:12,097 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724751237] [2020-11-29 22:53:12,098 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:53:12,098 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:53:12,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:53:12,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:53:12,099 INFO L87 Difference]: Start difference. First operand 13876 states and 15789 transitions. Second operand 3 states. [2020-11-29 22:53:17,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:53:17,344 INFO L93 Difference]: Finished difference Result 30444 states and 35144 transitions. [2020-11-29 22:53:17,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:53:17,350 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 411 [2020-11-29 22:53:17,351 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:53:17,377 INFO L225 Difference]: With dead ends: 30444 [2020-11-29 22:53:17,377 INFO L226 Difference]: Without dead ends: 16869 [2020-11-29 22:53:17,390 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:53:17,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16869 states. [2020-11-29 22:53:17,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16869 to 16865. [2020-11-29 22:53:17,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16865 states. [2020-11-29 22:53:17,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16865 states to 16865 states and 19016 transitions. [2020-11-29 22:53:17,660 INFO L78 Accepts]: Start accepts. Automaton has 16865 states and 19016 transitions. Word has length 411 [2020-11-29 22:53:17,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:53:17,661 INFO L481 AbstractCegarLoop]: Abstraction has 16865 states and 19016 transitions. [2020-11-29 22:53:17,662 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:53:17,662 INFO L276 IsEmpty]: Start isEmpty. Operand 16865 states and 19016 transitions. [2020-11-29 22:53:17,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 506 [2020-11-29 22:53:17,669 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:53:17,670 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:53:17,670 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-29 22:53:17,670 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:53:17,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:53:17,671 INFO L82 PathProgramCache]: Analyzing trace with hash 255733773, now seen corresponding path program 1 times [2020-11-29 22:53:17,671 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:53:17,672 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [889408157] [2020-11-29 22:53:17,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:53:17,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:53:18,218 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2020-11-29 22:53:18,219 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [889408157] [2020-11-29 22:53:18,219 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:53:18,219 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:53:18,219 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422404977] [2020-11-29 22:53:18,220 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:53:18,220 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:53:18,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:53:18,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:53:18,221 INFO L87 Difference]: Start difference. First operand 16865 states and 19016 transitions. Second operand 3 states. [2020-11-29 22:53:21,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:53:21,669 INFO L93 Difference]: Finished difference Result 42098 states and 47500 transitions. [2020-11-29 22:53:21,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:53:21,672 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 505 [2020-11-29 22:53:21,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:53:21,710 INFO L225 Difference]: With dead ends: 42098 [2020-11-29 22:53:21,711 INFO L226 Difference]: Without dead ends: 20152 [2020-11-29 22:53:21,731 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:53:21,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20152 states. [2020-11-29 22:53:21,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20152 to 19255. [2020-11-29 22:53:21,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19255 states. [2020-11-29 22:53:21,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19255 states to 19255 states and 20742 transitions. [2020-11-29 22:53:21,981 INFO L78 Accepts]: Start accepts. Automaton has 19255 states and 20742 transitions. Word has length 505 [2020-11-29 22:53:21,982 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:53:21,982 INFO L481 AbstractCegarLoop]: Abstraction has 19255 states and 20742 transitions. [2020-11-29 22:53:21,982 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:53:21,982 INFO L276 IsEmpty]: Start isEmpty. Operand 19255 states and 20742 transitions. [2020-11-29 22:53:21,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 546 [2020-11-29 22:53:21,990 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:53:21,991 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:53:21,991 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-11-29 22:53:21,991 INFO L429 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:53:21,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:53:21,992 INFO L82 PathProgramCache]: Analyzing trace with hash 1150011637, now seen corresponding path program 1 times [2020-11-29 22:53:21,992 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:53:21,992 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815349395] [2020-11-29 22:53:21,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:53:22,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:53:22,494 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 334 trivial. 0 not checked. [2020-11-29 22:53:22,494 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815349395] [2020-11-29 22:53:22,494 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:53:22,494 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:53:22,494 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623507638] [2020-11-29 22:53:22,495 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:53:22,495 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:53:22,496 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:53:22,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:53:22,496 INFO L87 Difference]: Start difference. First operand 19255 states and 20742 transitions. Second operand 3 states. [2020-11-29 22:53:25,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:53:25,159 INFO L93 Difference]: Finished difference Result 38804 states and 41852 transitions. [2020-11-29 22:53:25,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:53:25,160 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 545 [2020-11-29 22:53:25,161 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:53:25,188 INFO L225 Difference]: With dead ends: 38804 [2020-11-29 22:53:25,188 INFO L226 Difference]: Without dead ends: 19850 [2020-11-29 22:53:25,199 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:53:25,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19850 states. [2020-11-29 22:53:25,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19850 to 19251. [2020-11-29 22:53:25,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19251 states. [2020-11-29 22:53:25,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19251 states to 19251 states and 20735 transitions. [2020-11-29 22:53:25,457 INFO L78 Accepts]: Start accepts. Automaton has 19251 states and 20735 transitions. Word has length 545 [2020-11-29 22:53:25,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:53:25,458 INFO L481 AbstractCegarLoop]: Abstraction has 19251 states and 20735 transitions. [2020-11-29 22:53:25,459 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:53:25,459 INFO L276 IsEmpty]: Start isEmpty. Operand 19251 states and 20735 transitions. [2020-11-29 22:53:25,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 574 [2020-11-29 22:53:25,471 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:53:25,471 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:53:25,472 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-11-29 22:53:25,472 INFO L429 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:53:25,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:53:25,473 INFO L82 PathProgramCache]: Analyzing trace with hash -259012839, now seen corresponding path program 1 times [2020-11-29 22:53:25,476 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:53:25,477 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [46572904] [2020-11-29 22:53:25,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:53:25,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:53:25,964 INFO L134 CoverageAnalysis]: Checked inductivity of 453 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2020-11-29 22:53:25,965 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [46572904] [2020-11-29 22:53:25,965 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:53:25,965 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:53:25,965 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1626788917] [2020-11-29 22:53:25,965 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:53:25,966 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:53:25,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:53:25,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:53:25,966 INFO L87 Difference]: Start difference. First operand 19251 states and 20735 transitions. Second operand 3 states. [2020-11-29 22:53:30,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:53:30,758 INFO L93 Difference]: Finished difference Result 40308 states and 43344 transitions. [2020-11-29 22:53:30,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:53:30,760 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 573 [2020-11-29 22:53:30,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:53:30,786 INFO L225 Difference]: With dead ends: 40308 [2020-11-29 22:53:30,786 INFO L226 Difference]: Without dead ends: 21358 [2020-11-29 22:53:30,799 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:53:30,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21358 states. [2020-11-29 22:53:31,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21358 to 19849. [2020-11-29 22:53:31,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19849 states. [2020-11-29 22:53:31,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19849 states to 19849 states and 21282 transitions. [2020-11-29 22:53:31,088 INFO L78 Accepts]: Start accepts. Automaton has 19849 states and 21282 transitions. Word has length 573 [2020-11-29 22:53:31,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:53:31,089 INFO L481 AbstractCegarLoop]: Abstraction has 19849 states and 21282 transitions. [2020-11-29 22:53:31,089 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:53:31,089 INFO L276 IsEmpty]: Start isEmpty. Operand 19849 states and 21282 transitions. [2020-11-29 22:53:31,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 626 [2020-11-29 22:53:31,102 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:53:31,102 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:53:31,103 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-11-29 22:53:31,103 INFO L429 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:53:31,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:53:31,103 INFO L82 PathProgramCache]: Analyzing trace with hash 276299537, now seen corresponding path program 1 times [2020-11-29 22:53:31,104 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:53:31,104 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1582615443] [2020-11-29 22:53:31,104 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:53:31,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:53:31,668 INFO L134 CoverageAnalysis]: Checked inductivity of 664 backedges. 429 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2020-11-29 22:53:31,669 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1582615443] [2020-11-29 22:53:31,669 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:53:31,669 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:53:31,671 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1972690076] [2020-11-29 22:53:31,672 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:53:31,672 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:53:31,673 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:53:31,673 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:53:31,673 INFO L87 Difference]: Start difference. First operand 19849 states and 21282 transitions. Second operand 3 states. [2020-11-29 22:53:34,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:53:34,345 INFO L93 Difference]: Finished difference Result 41789 states and 44819 transitions. [2020-11-29 22:53:34,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:53:34,346 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 625 [2020-11-29 22:53:34,347 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:53:34,367 INFO L225 Difference]: With dead ends: 41789 [2020-11-29 22:53:34,367 INFO L226 Difference]: Without dead ends: 20148 [2020-11-29 22:53:34,379 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:53:34,400 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20148 states. [2020-11-29 22:53:34,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20148 to 15660. [2020-11-29 22:53:34,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15660 states. [2020-11-29 22:53:34,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15660 states to 15660 states and 16732 transitions. [2020-11-29 22:53:34,608 INFO L78 Accepts]: Start accepts. Automaton has 15660 states and 16732 transitions. Word has length 625 [2020-11-29 22:53:34,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:53:34,609 INFO L481 AbstractCegarLoop]: Abstraction has 15660 states and 16732 transitions. [2020-11-29 22:53:34,609 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:53:34,609 INFO L276 IsEmpty]: Start isEmpty. Operand 15660 states and 16732 transitions. [2020-11-29 22:53:34,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 628 [2020-11-29 22:53:34,619 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:53:34,620 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:53:34,620 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-11-29 22:53:34,620 INFO L429 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:53:34,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:53:34,621 INFO L82 PathProgramCache]: Analyzing trace with hash 1806817797, now seen corresponding path program 1 times [2020-11-29 22:53:34,621 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:53:34,621 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [408178869] [2020-11-29 22:53:34,621 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:53:34,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:53:35,194 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 89 proven. 0 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2020-11-29 22:53:35,194 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [408178869] [2020-11-29 22:53:35,195 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:53:35,195 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:53:35,195 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483344308] [2020-11-29 22:53:35,196 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:53:35,196 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:53:35,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:53:35,197 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:53:35,197 INFO L87 Difference]: Start difference. First operand 15660 states and 16732 transitions. Second operand 3 states. [2020-11-29 22:53:38,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:53:38,516 INFO L93 Difference]: Finished difference Result 36387 states and 39049 transitions. [2020-11-29 22:53:38,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:53:38,517 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 627 [2020-11-29 22:53:38,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:53:38,534 INFO L225 Difference]: With dead ends: 36387 [2020-11-29 22:53:38,534 INFO L226 Difference]: Without dead ends: 18636 [2020-11-29 22:53:38,542 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:53:38,557 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18636 states. [2020-11-29 22:53:38,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18636 to 18038. [2020-11-29 22:53:38,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18038 states. [2020-11-29 22:53:38,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18038 states to 18038 states and 19078 transitions. [2020-11-29 22:53:38,771 INFO L78 Accepts]: Start accepts. Automaton has 18038 states and 19078 transitions. Word has length 627 [2020-11-29 22:53:38,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:53:38,772 INFO L481 AbstractCegarLoop]: Abstraction has 18038 states and 19078 transitions. [2020-11-29 22:53:38,772 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:53:38,772 INFO L276 IsEmpty]: Start isEmpty. Operand 18038 states and 19078 transitions. [2020-11-29 22:53:38,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 661 [2020-11-29 22:53:38,783 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:53:38,784 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:53:38,784 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-11-29 22:53:38,784 INFO L429 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:53:38,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:53:38,785 INFO L82 PathProgramCache]: Analyzing trace with hash 596478801, now seen corresponding path program 1 times [2020-11-29 22:53:38,785 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:53:38,786 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [845304947] [2020-11-29 22:53:38,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:53:38,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:53:39,447 INFO L134 CoverageAnalysis]: Checked inductivity of 783 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 664 trivial. 0 not checked. [2020-11-29 22:53:39,448 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [845304947] [2020-11-29 22:53:39,448 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:53:39,448 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:53:39,448 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199575065] [2020-11-29 22:53:39,449 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:53:39,450 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:53:39,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:53:39,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:53:39,451 INFO L87 Difference]: Start difference. First operand 18038 states and 19078 transitions. Second operand 3 states. [2020-11-29 22:53:42,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:53:42,698 INFO L93 Difference]: Finished difference Result 45107 states and 47863 transitions. [2020-11-29 22:53:42,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:53:42,700 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 660 [2020-11-29 22:53:42,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:53:42,738 INFO L225 Difference]: With dead ends: 45107 [2020-11-29 22:53:42,739 INFO L226 Difference]: Without dead ends: 27370 [2020-11-29 22:53:42,751 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:53:42,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27370 states. [2020-11-29 22:53:43,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27370 to 27364. [2020-11-29 22:53:43,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 27364 states. [2020-11-29 22:53:43,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27364 states to 27364 states and 29005 transitions. [2020-11-29 22:53:43,073 INFO L78 Accepts]: Start accepts. Automaton has 27364 states and 29005 transitions. Word has length 660 [2020-11-29 22:53:43,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:53:43,073 INFO L481 AbstractCegarLoop]: Abstraction has 27364 states and 29005 transitions. [2020-11-29 22:53:43,073 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:53:43,073 INFO L276 IsEmpty]: Start isEmpty. Operand 27364 states and 29005 transitions. [2020-11-29 22:53:43,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 682 [2020-11-29 22:53:43,089 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:53:43,090 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:53:43,090 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-11-29 22:53:43,090 INFO L429 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:53:43,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:53:43,091 INFO L82 PathProgramCache]: Analyzing trace with hash 602736114, now seen corresponding path program 1 times [2020-11-29 22:53:43,091 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:53:43,092 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1524619406] [2020-11-29 22:53:43,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:53:43,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:53:43,928 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 272 proven. 0 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2020-11-29 22:53:43,930 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1524619406] [2020-11-29 22:53:43,930 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:53:43,930 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:53:43,930 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [486219996] [2020-11-29 22:53:43,933 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:53:43,933 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:53:43,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:53:43,936 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:53:43,936 INFO L87 Difference]: Start difference. First operand 27364 states and 29005 transitions. Second operand 3 states. [2020-11-29 22:53:46,624 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:53:46,624 INFO L93 Difference]: Finished difference Result 51383 states and 54074 transitions. [2020-11-29 22:53:46,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:53:46,629 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 681 [2020-11-29 22:53:46,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:53:46,649 INFO L225 Difference]: With dead ends: 51383 [2020-11-29 22:53:46,649 INFO L226 Difference]: Without dead ends: 24320 [2020-11-29 22:53:46,659 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:53:46,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24320 states. [2020-11-29 22:53:46,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24320 to 20114. [2020-11-29 22:53:46,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 20114 states. [2020-11-29 22:53:46,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20114 states to 20114 states and 20983 transitions. [2020-11-29 22:53:46,876 INFO L78 Accepts]: Start accepts. Automaton has 20114 states and 20983 transitions. Word has length 681 [2020-11-29 22:53:46,876 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:53:46,876 INFO L481 AbstractCegarLoop]: Abstraction has 20114 states and 20983 transitions. [2020-11-29 22:53:46,876 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:53:46,876 INFO L276 IsEmpty]: Start isEmpty. Operand 20114 states and 20983 transitions. [2020-11-29 22:53:46,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 696 [2020-11-29 22:53:46,888 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:53:46,889 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:53:46,889 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-11-29 22:53:46,889 INFO L429 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:53:46,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:53:46,890 INFO L82 PathProgramCache]: Analyzing trace with hash -1457427504, now seen corresponding path program 1 times [2020-11-29 22:53:46,890 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:53:46,890 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [907920682] [2020-11-29 22:53:46,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:53:46,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:53:47,591 INFO L134 CoverageAnalysis]: Checked inductivity of 761 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 642 trivial. 0 not checked. [2020-11-29 22:53:47,591 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [907920682] [2020-11-29 22:53:47,591 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:53:47,591 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:53:47,591 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [600319689] [2020-11-29 22:53:47,592 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:53:47,592 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:53:47,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:53:47,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:53:47,593 INFO L87 Difference]: Start difference. First operand 20114 states and 20983 transitions. Second operand 3 states. [2020-11-29 22:53:49,996 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:53:49,996 INFO L93 Difference]: Finished difference Result 40527 states and 42267 transitions. [2020-11-29 22:53:49,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:53:49,998 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 695 [2020-11-29 22:53:49,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:53:50,017 INFO L225 Difference]: With dead ends: 40527 [2020-11-29 22:53:50,017 INFO L226 Difference]: Without dead ends: 20415 [2020-11-29 22:53:50,026 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 4 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:53:50,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20415 states. [2020-11-29 22:53:50,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20415 to 19815. [2020-11-29 22:53:50,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19815 states. [2020-11-29 22:53:50,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19815 states to 19815 states and 20597 transitions. [2020-11-29 22:53:50,207 INFO L78 Accepts]: Start accepts. Automaton has 19815 states and 20597 transitions. Word has length 695 [2020-11-29 22:53:50,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:53:50,208 INFO L481 AbstractCegarLoop]: Abstraction has 19815 states and 20597 transitions. [2020-11-29 22:53:50,208 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:53:50,208 INFO L276 IsEmpty]: Start isEmpty. Operand 19815 states and 20597 transitions. [2020-11-29 22:53:50,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 718 [2020-11-29 22:53:50,217 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:53:50,218 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:53:50,218 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-11-29 22:53:50,218 INFO L429 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:53:50,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:53:50,219 INFO L82 PathProgramCache]: Analyzing trace with hash 488514351, now seen corresponding path program 1 times [2020-11-29 22:53:50,219 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:53:50,219 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1942513589] [2020-11-29 22:53:50,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:53:50,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:53:50,941 INFO L134 CoverageAnalysis]: Checked inductivity of 916 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 797 trivial. 0 not checked. [2020-11-29 22:53:50,941 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1942513589] [2020-11-29 22:53:50,941 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:53:50,942 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:53:50,942 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [893408057] [2020-11-29 22:53:50,942 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:53:50,943 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:53:50,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:53:50,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:53:50,944 INFO L87 Difference]: Start difference. First operand 19815 states and 20597 transitions. Second operand 3 states. [2020-11-29 22:53:53,121 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:53:53,121 INFO L93 Difference]: Finished difference Result 22508 states and 23342 transitions. [2020-11-29 22:53:53,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:53:53,123 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 717 [2020-11-29 22:53:53,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:53:53,143 INFO L225 Difference]: With dead ends: 22508 [2020-11-29 22:53:53,144 INFO L226 Difference]: Without dead ends: 22506 [2020-11-29 22:53:53,148 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:53:53,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22506 states. [2020-11-29 22:53:53,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22506 to 19516. [2020-11-29 22:53:53,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19516 states. [2020-11-29 22:53:53,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19516 states to 19516 states and 20290 transitions. [2020-11-29 22:53:53,435 INFO L78 Accepts]: Start accepts. Automaton has 19516 states and 20290 transitions. Word has length 717 [2020-11-29 22:53:53,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:53:53,435 INFO L481 AbstractCegarLoop]: Abstraction has 19516 states and 20290 transitions. [2020-11-29 22:53:53,435 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:53:53,436 INFO L276 IsEmpty]: Start isEmpty. Operand 19516 states and 20290 transitions. [2020-11-29 22:53:53,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 730 [2020-11-29 22:53:53,448 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:53:53,449 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:53:53,449 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-11-29 22:53:53,449 INFO L429 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:53:53,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:53:53,449 INFO L82 PathProgramCache]: Analyzing trace with hash 161917722, now seen corresponding path program 1 times [2020-11-29 22:53:53,450 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:53:53,450 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [950850723] [2020-11-29 22:53:53,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:53:53,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:53:54,155 INFO L134 CoverageAnalysis]: Checked inductivity of 840 backedges. 424 proven. 0 refuted. 0 times theorem prover too weak. 416 trivial. 0 not checked. [2020-11-29 22:53:54,156 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [950850723] [2020-11-29 22:53:54,156 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:53:54,156 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-11-29 22:53:54,156 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1432760013] [2020-11-29 22:53:54,157 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-29 22:53:54,157 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:53:54,157 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-29 22:53:54,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-29 22:53:54,158 INFO L87 Difference]: Start difference. First operand 19516 states and 20290 transitions. Second operand 4 states. [2020-11-29 22:53:58,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:53:58,263 INFO L93 Difference]: Finished difference Result 42933 states and 44591 transitions. [2020-11-29 22:53:58,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-29 22:53:58,265 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 729 [2020-11-29 22:53:58,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:53:58,285 INFO L225 Difference]: With dead ends: 42933 [2020-11-29 22:53:58,285 INFO L226 Difference]: Without dead ends: 23718 [2020-11-29 22:53:58,293 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-29 22:53:58,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23718 states. [2020-11-29 22:53:58,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23718 to 19217. [2020-11-29 22:53:58,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19217 states. [2020-11-29 22:53:58,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19217 states to 19217 states and 19980 transitions. [2020-11-29 22:53:58,507 INFO L78 Accepts]: Start accepts. Automaton has 19217 states and 19980 transitions. Word has length 729 [2020-11-29 22:53:58,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:53:58,507 INFO L481 AbstractCegarLoop]: Abstraction has 19217 states and 19980 transitions. [2020-11-29 22:53:58,507 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-29 22:53:58,507 INFO L276 IsEmpty]: Start isEmpty. Operand 19217 states and 19980 transitions. [2020-11-29 22:53:58,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 799 [2020-11-29 22:53:58,522 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:53:58,523 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:53:58,523 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-11-29 22:53:58,523 INFO L429 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:53:58,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:53:58,524 INFO L82 PathProgramCache]: Analyzing trace with hash 770549534, now seen corresponding path program 1 times [2020-11-29 22:53:58,524 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:53:58,524 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [948781210] [2020-11-29 22:53:58,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:53:58,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:53:59,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1123 backedges. 119 proven. 0 refuted. 0 times theorem prover too weak. 1004 trivial. 0 not checked. [2020-11-29 22:53:59,324 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [948781210] [2020-11-29 22:53:59,325 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:53:59,325 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:53:59,326 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1854437162] [2020-11-29 22:53:59,327 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:53:59,328 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:53:59,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:53:59,328 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:53:59,328 INFO L87 Difference]: Start difference. First operand 19217 states and 19980 transitions. Second operand 3 states. [2020-11-29 22:54:02,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:54:02,060 INFO L93 Difference]: Finished difference Result 45335 states and 47185 transitions. [2020-11-29 22:54:02,064 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:54:02,064 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 798 [2020-11-29 22:54:02,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:54:02,087 INFO L225 Difference]: With dead ends: 45335 [2020-11-29 22:54:02,087 INFO L226 Difference]: Without dead ends: 26120 [2020-11-29 22:54:02,095 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:54:02,113 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26120 states. [2020-11-29 22:54:02,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26120 to 24012. [2020-11-29 22:54:02,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24012 states. [2020-11-29 22:54:02,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24012 states to 24012 states and 24980 transitions. [2020-11-29 22:54:02,338 INFO L78 Accepts]: Start accepts. Automaton has 24012 states and 24980 transitions. Word has length 798 [2020-11-29 22:54:02,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:54:02,339 INFO L481 AbstractCegarLoop]: Abstraction has 24012 states and 24980 transitions. [2020-11-29 22:54:02,339 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:54:02,339 INFO L276 IsEmpty]: Start isEmpty. Operand 24012 states and 24980 transitions. [2020-11-29 22:54:02,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1052 [2020-11-29 22:54:02,367 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 22:54:02,368 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 22:54:02,368 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-11-29 22:54:02,368 INFO L429 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 22:54:02,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 22:54:02,369 INFO L82 PathProgramCache]: Analyzing trace with hash -16679711, now seen corresponding path program 1 times [2020-11-29 22:54:02,369 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 22:54:02,369 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [666481192] [2020-11-29 22:54:02,370 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 22:54:02,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 22:54:03,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1958 backedges. 873 proven. 0 refuted. 0 times theorem prover too weak. 1085 trivial. 0 not checked. [2020-11-29 22:54:03,875 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [666481192] [2020-11-29 22:54:03,876 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 22:54:03,876 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-29 22:54:03,876 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1514049261] [2020-11-29 22:54:03,877 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-29 22:54:03,877 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 22:54:03,878 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-29 22:54:03,878 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:54:03,878 INFO L87 Difference]: Start difference. First operand 24012 states and 24980 transitions. Second operand 3 states. [2020-11-29 22:54:06,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 22:54:06,555 INFO L93 Difference]: Finished difference Result 48020 states and 49974 transitions. [2020-11-29 22:54:06,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-29 22:54:06,557 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1051 [2020-11-29 22:54:06,558 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 22:54:06,559 INFO L225 Difference]: With dead ends: 48020 [2020-11-29 22:54:06,559 INFO L226 Difference]: Without dead ends: 0 [2020-11-29 22:54:06,570 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-29 22:54:06,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-29 22:54:06,571 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-29 22:54:06,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-29 22:54:06,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-29 22:54:06,571 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1051 [2020-11-29 22:54:06,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 22:54:06,571 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-29 22:54:06,571 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-29 22:54:06,571 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-29 22:54:06,571 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-29 22:54:06,572 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-11-29 22:54:06,573 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-29 22:54:07,345 WARN L193 SmtUtils]: Spent 765.00 ms on a formula simplification. DAG size of input: 447 DAG size of output: 307 [2020-11-29 22:54:08,022 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 447 DAG size of output: 307 [2020-11-29 22:54:08,607 WARN L193 SmtUtils]: Spent 581.00 ms on a formula simplification. DAG size of input: 447 DAG size of output: 307 [2020-11-29 22:54:13,099 WARN L193 SmtUtils]: Spent 4.49 s on a formula simplification. DAG size of input: 290 DAG size of output: 93 [2020-11-29 22:54:17,324 WARN L193 SmtUtils]: Spent 4.22 s on a formula simplification. DAG size of input: 290 DAG size of output: 93 [2020-11-29 22:54:21,123 WARN L193 SmtUtils]: Spent 3.80 s on a formula simplification. DAG size of input: 290 DAG size of output: 93 [2020-11-29 22:54:21,127 INFO L274 CegarLoopResult]: For program point L630(lines 630 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,127 INFO L274 CegarLoopResult]: For program point L1423(lines 1423 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,127 INFO L274 CegarLoopResult]: For program point L895(lines 895 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,128 INFO L274 CegarLoopResult]: For program point L1688(lines 1688 1766) no Hoare annotation was computed. [2020-11-29 22:54:21,128 INFO L274 CegarLoopResult]: For program point L1160(lines 1160 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,128 INFO L274 CegarLoopResult]: For program point L103-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,128 INFO L274 CegarLoopResult]: For program point L896(lines 896 904) no Hoare annotation was computed. [2020-11-29 22:54:21,128 INFO L274 CegarLoopResult]: For program point L896-2(lines 896 904) no Hoare annotation was computed. [2020-11-29 22:54:21,128 INFO L274 CegarLoopResult]: For program point L764(lines 764 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,128 INFO L274 CegarLoopResult]: For program point L1557(lines 1557 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,128 INFO L274 CegarLoopResult]: For program point L1293(lines 1293 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,128 INFO L274 CegarLoopResult]: For program point L104(line 104) no Hoare annotation was computed. [2020-11-29 22:54:21,128 INFO L274 CegarLoopResult]: For program point L1029(lines 1029 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,128 INFO L274 CegarLoopResult]: For program point L501(lines 501 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,129 INFO L274 CegarLoopResult]: For program point L106-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,129 INFO L274 CegarLoopResult]: For program point L371(lines 371 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,129 INFO L274 CegarLoopResult]: For program point L239(lines 239 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,129 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-11-29 22:54:21,129 INFO L274 CegarLoopResult]: For program point L1429(lines 1429 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,129 INFO L274 CegarLoopResult]: For program point L637(lines 637 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,129 INFO L274 CegarLoopResult]: For program point L1430(lines 1430 1440) no Hoare annotation was computed. [2020-11-29 22:54:21,129 INFO L274 CegarLoopResult]: For program point L1430-2(lines 1430 1440) no Hoare annotation was computed. [2020-11-29 22:54:21,129 INFO L274 CegarLoopResult]: For program point L1166(lines 1166 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,129 INFO L274 CegarLoopResult]: For program point L109-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,129 INFO L274 CegarLoopResult]: For program point L1695(lines 1695 1766) no Hoare annotation was computed. [2020-11-29 22:54:21,129 INFO L274 CegarLoopResult]: For program point L1299(lines 1299 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,129 INFO L274 CegarLoopResult]: For program point L110(line 110) no Hoare annotation was computed. [2020-11-29 22:54:21,129 INFO L274 CegarLoopResult]: For program point L771(lines 771 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,129 INFO L274 CegarLoopResult]: For program point L1696(lines 1696 1703) no Hoare annotation was computed. [2020-11-29 22:54:21,129 INFO L274 CegarLoopResult]: For program point L1696-2(lines 1696 1703) no Hoare annotation was computed. [2020-11-29 22:54:21,130 INFO L274 CegarLoopResult]: For program point L1564(lines 1564 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,130 INFO L274 CegarLoopResult]: For program point L507(lines 507 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,130 INFO L274 CegarLoopResult]: For program point L1300(lines 1300 1309) no Hoare annotation was computed. [2020-11-29 22:54:21,130 INFO L274 CegarLoopResult]: For program point L1300-2(lines 1300 1309) no Hoare annotation was computed. [2020-11-29 22:54:21,130 INFO L274 CegarLoopResult]: For program point L1036(lines 1036 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,130 INFO L274 CegarLoopResult]: For program point L244(lines 244 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,130 INFO L274 CegarLoopResult]: For program point L112-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,130 INFO L274 CegarLoopResult]: For program point L905(lines 905 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,130 INFO L274 CegarLoopResult]: For program point L377(lines 377 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,130 INFO L274 CegarLoopResult]: For program point L113(line 113) no Hoare annotation was computed. [2020-11-29 22:54:21,130 INFO L274 CegarLoopResult]: For program point L1172(lines 1172 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,130 INFO L274 CegarLoopResult]: For program point L115-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,130 INFO L274 CegarLoopResult]: For program point L1040(lines 1040 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,130 INFO L274 CegarLoopResult]: For program point L644(lines 644 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,130 INFO L274 CegarLoopResult]: For program point L1569(lines 1569 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,130 INFO L274 CegarLoopResult]: For program point L512(lines 512 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,130 INFO L274 CegarLoopResult]: For program point L116(line 116) no Hoare annotation was computed. [2020-11-29 22:54:21,131 INFO L274 CegarLoopResult]: For program point L778(lines 778 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,131 INFO L274 CegarLoopResult]: For program point L118-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,131 INFO L274 CegarLoopResult]: For program point L911(lines 911 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,131 INFO L274 CegarLoopResult]: For program point L1704(lines 1704 1766) no Hoare annotation was computed. [2020-11-29 22:54:21,131 INFO L274 CegarLoopResult]: For program point L383(lines 383 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,131 INFO L274 CegarLoopResult]: For program point L251(lines 251 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,131 INFO L274 CegarLoopResult]: For program point L119(line 119) no Hoare annotation was computed. [2020-11-29 22:54:21,131 INFO L274 CegarLoopResult]: For program point L1441(lines 1441 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,131 INFO L274 CegarLoopResult]: For program point L1045(lines 1045 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,131 INFO L274 CegarLoopResult]: For program point L517(lines 517 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,131 INFO L274 CegarLoopResult]: For program point L1310(lines 1310 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,131 INFO L274 CegarLoopResult]: For program point L1178(lines 1178 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,131 INFO L274 CegarLoopResult]: For program point L121-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,131 INFO L274 CegarLoopResult]: For program point L122(line 122) no Hoare annotation was computed. [2020-11-29 22:54:21,131 INFO L274 CegarLoopResult]: For program point L651(lines 651 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,131 INFO L274 CegarLoopResult]: For program point L1576(lines 1576 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,132 INFO L274 CegarLoopResult]: For program point L1048(lines 1048 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,132 INFO L274 CegarLoopResult]: For program point L784(lines 784 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,132 INFO L274 CegarLoopResult]: For program point L652(lines 652 661) no Hoare annotation was computed. [2020-11-29 22:54:21,132 INFO L274 CegarLoopResult]: For program point L652-2(lines 652 661) no Hoare annotation was computed. [2020-11-29 22:54:21,132 INFO L274 CegarLoopResult]: For program point L124-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,132 INFO L274 CegarLoopResult]: For program point L917(lines 917 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,132 INFO L274 CegarLoopResult]: For program point L257(lines 257 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,132 INFO L274 CegarLoopResult]: For program point L1182(lines 1182 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,132 INFO L274 CegarLoopResult]: For program point L125(line 125) no Hoare annotation was computed. [2020-11-29 22:54:21,132 INFO L274 CegarLoopResult]: For program point L1711(lines 1711 1766) no Hoare annotation was computed. [2020-11-29 22:54:21,132 INFO L274 CegarLoopResult]: For program point L390(lines 390 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,132 INFO L274 CegarLoopResult]: For program point L1580(lines 1580 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,132 INFO L274 CegarLoopResult]: For program point L1448(lines 1448 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,132 INFO L274 CegarLoopResult]: For program point L1316(lines 1316 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,132 INFO L274 CegarLoopResult]: For program point L127-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,132 INFO L274 CegarLoopResult]: For program point L1581(lines 1581 1591) no Hoare annotation was computed. [2020-11-29 22:54:21,132 INFO L274 CegarLoopResult]: For program point L524(lines 524 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,133 INFO L274 CegarLoopResult]: For program point L1581-2(lines 1581 1591) no Hoare annotation was computed. [2020-11-29 22:54:21,133 INFO L274 CegarLoopResult]: For program point L1449(lines 1449 1458) no Hoare annotation was computed. [2020-11-29 22:54:21,133 INFO L274 CegarLoopResult]: For program point L1449-2(lines 1449 1458) no Hoare annotation was computed. [2020-11-29 22:54:21,133 INFO L274 CegarLoopResult]: For program point L128(line 128) no Hoare annotation was computed. [2020-11-29 22:54:21,133 INFO L274 CegarLoopResult]: For program point L789(lines 789 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,133 INFO L274 CegarLoopResult]: For program point L1054(lines 1054 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,133 INFO L274 CegarLoopResult]: For program point L922(lines 922 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,133 INFO L274 CegarLoopResult]: For program point L394(lines 394 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,133 INFO L274 CegarLoopResult]: For program point L130-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,133 INFO L274 CegarLoopResult]: For program point L1716(lines 1716 1766) no Hoare annotation was computed. [2020-11-29 22:54:21,133 INFO L274 CegarLoopResult]: For program point L263(lines 263 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,133 INFO L274 CegarLoopResult]: For program point L1188(lines 1188 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,133 INFO L274 CegarLoopResult]: For program point L131(line 131) no Hoare annotation was computed. [2020-11-29 22:54:21,133 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-29 22:54:21,133 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 13) no Hoare annotation was computed. [2020-11-29 22:54:21,133 INFO L274 CegarLoopResult]: For program point L133-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,134 INFO L274 CegarLoopResult]: For program point L1719(lines 1719 1766) no Hoare annotation was computed. [2020-11-29 22:54:21,134 INFO L274 CegarLoopResult]: For program point L662(lines 662 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,134 INFO L274 CegarLoopResult]: For program point L530(lines 530 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,134 INFO L274 CegarLoopResult]: For program point L1323(lines 1323 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,134 INFO L274 CegarLoopResult]: For program point L134(line 134) no Hoare annotation was computed. [2020-11-29 22:54:21,134 INFO L274 CegarLoopResult]: For program point L1059(lines 1059 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,134 INFO L274 CegarLoopResult]: For program point L1720(lines 1720 1731) no Hoare annotation was computed. [2020-11-29 22:54:21,134 INFO L274 CegarLoopResult]: For program point L1720-2(lines 1720 1731) no Hoare annotation was computed. [2020-11-29 22:54:21,134 INFO L274 CegarLoopResult]: For program point L531(lines 531 538) no Hoare annotation was computed. [2020-11-29 22:54:21,134 INFO L274 CegarLoopResult]: For program point L531-2(lines 531 538) no Hoare annotation was computed. [2020-11-29 22:54:21,134 INFO L274 CegarLoopResult]: For program point L1060(lines 1060 1071) no Hoare annotation was computed. [2020-11-29 22:54:21,134 INFO L274 CegarLoopResult]: For program point L1060-2(lines 1060 1071) no Hoare annotation was computed. [2020-11-29 22:54:21,134 INFO L274 CegarLoopResult]: For program point L796(lines 796 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,134 INFO L274 CegarLoopResult]: For program point L400(lines 400 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,134 INFO L274 CegarLoopResult]: For program point L136-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,134 INFO L274 CegarLoopResult]: For program point L929(lines 929 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,135 INFO L274 CegarLoopResult]: For program point L401(lines 401 412) no Hoare annotation was computed. [2020-11-29 22:54:21,135 INFO L274 CegarLoopResult]: For program point L401-2(lines 401 412) no Hoare annotation was computed. [2020-11-29 22:54:21,135 INFO L274 CegarLoopResult]: For program point L1194(lines 1194 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,135 INFO L274 CegarLoopResult]: For program point L137(line 137) no Hoare annotation was computed. [2020-11-29 22:54:21,135 INFO L274 CegarLoopResult]: For program point L1459(lines 1459 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,135 INFO L274 CegarLoopResult]: For program point L1327(lines 1327 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,135 INFO L274 CegarLoopResult]: For program point L270(lines 270 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,135 INFO L274 CegarLoopResult]: For program point L667(lines 667 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,135 INFO L274 CegarLoopResult]: For program point L1592(lines 1592 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,135 INFO L274 CegarLoopResult]: For program point L139-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,135 INFO L274 CegarLoopResult]: For program point L140(line 140) no Hoare annotation was computed. [2020-11-29 22:54:21,135 INFO L274 CegarLoopResult]: For program point L1331(lines 1331 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,135 INFO L274 CegarLoopResult]: For program point L142-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,135 INFO L274 CegarLoopResult]: For program point L935(lines 935 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,135 INFO L274 CegarLoopResult]: For program point L803(lines 803 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,135 INFO L274 CegarLoopResult]: For program point L539(lines 539 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,135 INFO L274 CegarLoopResult]: For program point L1332(lines 1332 1342) no Hoare annotation was computed. [2020-11-29 22:54:21,136 INFO L274 CegarLoopResult]: For program point L1332-2(lines 1332 1342) no Hoare annotation was computed. [2020-11-29 22:54:21,136 INFO L274 CegarLoopResult]: For program point L1200(lines 1200 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,136 INFO L274 CegarLoopResult]: For program point L143(line 143) no Hoare annotation was computed. [2020-11-29 22:54:21,136 INFO L274 CegarLoopResult]: For program point L804(lines 804 813) no Hoare annotation was computed. [2020-11-29 22:54:21,136 INFO L274 CegarLoopResult]: For program point L804-2(lines 804 813) no Hoare annotation was computed. [2020-11-29 22:54:21,136 INFO L274 CegarLoopResult]: For program point L672(lines 672 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,136 INFO L274 CegarLoopResult]: For program point L540(lines 540 551) no Hoare annotation was computed. [2020-11-29 22:54:21,136 INFO L274 CegarLoopResult]: For program point L540-2(lines 540 551) no Hoare annotation was computed. [2020-11-29 22:54:21,136 INFO L274 CegarLoopResult]: For program point L276(lines 276 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,136 INFO L274 CegarLoopResult]: For program point L1466(lines 1466 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,136 INFO L274 CegarLoopResult]: For program point L145-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,136 INFO L274 CegarLoopResult]: For program point L13(line 13) no Hoare annotation was computed. [2020-11-29 22:54:21,136 INFO L274 CegarLoopResult]: For program point L1599(lines 1599 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,136 INFO L274 CegarLoopResult]: For program point L146(line 146) no Hoare annotation was computed. [2020-11-29 22:54:21,136 INFO L274 CegarLoopResult]: For program point L1732(lines 1732 1766) no Hoare annotation was computed. [2020-11-29 22:54:21,136 INFO L274 CegarLoopResult]: For program point L1072(lines 1072 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,136 INFO L274 CegarLoopResult]: For program point L940(lines 940 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,137 INFO L274 CegarLoopResult]: For program point L148-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,137 INFO L274 CegarLoopResult]: For program point L1073(lines 1073 1083) no Hoare annotation was computed. [2020-11-29 22:54:21,137 INFO L274 CegarLoopResult]: For program point L1073-2(lines 1073 1083) no Hoare annotation was computed. [2020-11-29 22:54:21,137 INFO L274 CegarLoopResult]: For program point L413(lines 413 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,137 INFO L274 CegarLoopResult]: For program point L149(line 149) no Hoare annotation was computed. [2020-11-29 22:54:21,137 INFO L274 CegarLoopResult]: For program point L678(lines 678 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,137 INFO L274 CegarLoopResult]: For program point L1471(lines 1471 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,137 INFO L274 CegarLoopResult]: For program point L1207(lines 1207 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,137 INFO L274 CegarLoopResult]: For program point L283(lines 283 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,137 INFO L274 CegarLoopResult]: For program point L151-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,137 INFO L274 CegarLoopResult]: For program point L1605(lines 1605 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,137 INFO L274 CegarLoopResult]: For program point L152(line 152) no Hoare annotation was computed. [2020-11-29 22:54:21,137 INFO L274 CegarLoopResult]: For program point L945(lines 945 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,137 INFO L274 CegarLoopResult]: For program point L814(lines 814 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,137 INFO L274 CegarLoopResult]: For program point L1739(lines 1739 1766) no Hoare annotation was computed. [2020-11-29 22:54:21,137 INFO L274 CegarLoopResult]: For program point L418(lines 418 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,137 INFO L274 CegarLoopResult]: For program point L1343(lines 1343 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,138 INFO L274 CegarLoopResult]: For program point L154-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,138 INFO L274 CegarLoopResult]: For program point L1476(lines 1476 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,138 INFO L274 CegarLoopResult]: For program point L155(line 155) no Hoare annotation was computed. [2020-11-29 22:54:21,138 INFO L274 CegarLoopResult]: For program point L552(lines 552 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,138 INFO L274 CegarLoopResult]: For program point L288(lines 288 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,138 INFO L274 CegarLoopResult]: For program point L1213(lines 1213 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,138 INFO L274 CegarLoopResult]: For program point L685(lines 685 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,138 INFO L274 CegarLoopResult]: For program point L157-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,138 INFO L274 CegarLoopResult]: For program point L158(line 158) no Hoare annotation was computed. [2020-11-29 22:54:21,138 INFO L274 CegarLoopResult]: For program point L1612(lines 1612 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,138 INFO L274 CegarLoopResult]: For program point L1348(lines 1348 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,138 INFO L274 CegarLoopResult]: For program point L1084(lines 1084 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,138 INFO L274 CegarLoopResult]: For program point L952(lines 952 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,138 INFO L274 CegarLoopResult]: For program point L1745(lines 1745 1766) no Hoare annotation was computed. [2020-11-29 22:54:21,138 INFO L274 CegarLoopResult]: For program point L556(lines 556 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,138 INFO L274 CegarLoopResult]: For program point L160-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,139 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-29 22:54:21,139 INFO L274 CegarLoopResult]: For program point L821(lines 821 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,139 INFO L274 CegarLoopResult]: For program point L557(lines 557 566) no Hoare annotation was computed. [2020-11-29 22:54:21,139 INFO L274 CegarLoopResult]: For program point L557-2(lines 557 566) no Hoare annotation was computed. [2020-11-29 22:54:21,139 INFO L274 CegarLoopResult]: For program point L425(lines 425 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,139 INFO L274 CegarLoopResult]: For program point L1218(lines 1218 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,139 INFO L274 CegarLoopResult]: For program point L161(line 161) no Hoare annotation was computed. [2020-11-29 22:54:21,139 INFO L274 CegarLoopResult]: For program point L1483(lines 1483 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,139 INFO L274 CegarLoopResult]: For program point L691(lines 691 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,139 INFO L274 CegarLoopResult]: For program point L1616(lines 1616 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,139 INFO L274 CegarLoopResult]: For program point L295(lines 295 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,139 INFO L274 CegarLoopResult]: For program point L163-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,139 INFO L274 CegarLoopResult]: For program point L164(line 164) no Hoare annotation was computed. [2020-11-29 22:54:21,139 INFO L274 CegarLoopResult]: For program point L1354(lines 1354 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,139 INFO L274 CegarLoopResult]: For program point L1222(lines 1222 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,139 INFO L274 CegarLoopResult]: For program point L958(lines 958 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,139 INFO L274 CegarLoopResult]: For program point L166-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,140 INFO L274 CegarLoopResult]: For program point L1091(lines 1091 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,140 INFO L274 CegarLoopResult]: For program point L34(lines 34 36) no Hoare annotation was computed. [2020-11-29 22:54:21,140 INFO L274 CegarLoopResult]: For program point L34-2(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,140 INFO L274 CegarLoopResult]: For program point L827(lines 827 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,140 INFO L274 CegarLoopResult]: For program point L1752(lines 1752 1766) no Hoare annotation was computed. [2020-11-29 22:54:21,140 INFO L274 CegarLoopResult]: For program point L1488(lines 1488 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,140 INFO L274 CegarLoopResult]: For program point L167(line 167) no Hoare annotation was computed. [2020-11-29 22:54:21,140 INFO L274 CegarLoopResult]: For program point L35(line 35) no Hoare annotation was computed. [2020-11-29 22:54:21,144 INFO L274 CegarLoopResult]: For program point L432(lines 432 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,144 INFO L274 CegarLoopResult]: For program point L697(lines 697 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,144 INFO L274 CegarLoopResult]: For program point L1622(lines 1622 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,144 INFO L274 CegarLoopResult]: For program point L169-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,144 INFO L274 CegarLoopResult]: For program point L37-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,144 INFO L274 CegarLoopResult]: For program point L1623(lines 1623 1632) no Hoare annotation was computed. [2020-11-29 22:54:21,145 INFO L274 CegarLoopResult]: For program point L1623-2(lines 1623 1632) no Hoare annotation was computed. [2020-11-29 22:54:21,145 INFO L274 CegarLoopResult]: For program point L302(lines 302 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,145 INFO L274 CegarLoopResult]: For program point L170(line 170) no Hoare annotation was computed. [2020-11-29 22:54:21,145 INFO L274 CegarLoopResult]: For program point L38(line 38) no Hoare annotation was computed. [2020-11-29 22:54:21,145 INFO L274 CegarLoopResult]: For program point L567(lines 567 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,145 INFO L274 CegarLoopResult]: For program point L1492(lines 1492 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,145 INFO L274 CegarLoopResult]: For program point L1360(lines 1360 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,145 INFO L274 CegarLoopResult]: For program point L1228(lines 1228 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,145 INFO L274 CegarLoopResult]: For program point L1096(lines 1096 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,146 INFO L274 CegarLoopResult]: For program point L568(lines 568 578) no Hoare annotation was computed. [2020-11-29 22:54:21,146 INFO L274 CegarLoopResult]: For program point L568-2(lines 568 578) no Hoare annotation was computed. [2020-11-29 22:54:21,146 INFO L274 CegarLoopResult]: For program point L1361(lines 1361 1368) no Hoare annotation was computed. [2020-11-29 22:54:21,146 INFO L274 CegarLoopResult]: For program point L1361-2(lines 1361 1368) no Hoare annotation was computed. [2020-11-29 22:54:21,146 INFO L274 CegarLoopResult]: For program point L172-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,146 INFO L274 CegarLoopResult]: For program point L40-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,146 INFO L274 CegarLoopResult]: For program point L965(lines 965 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,146 INFO L274 CegarLoopResult]: For program point L173(line 173) no Hoare annotation was computed. [2020-11-29 22:54:21,147 INFO L274 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2020-11-29 22:54:21,147 INFO L274 CegarLoopResult]: For program point L834(lines 834 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,147 INFO L274 CegarLoopResult]: For program point L1759(lines 1759 1766) no Hoare annotation was computed. [2020-11-29 22:54:21,147 INFO L274 CegarLoopResult]: For program point L438(lines 438 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,147 INFO L274 CegarLoopResult]: For program point L703(lines 703 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,147 INFO L274 CegarLoopResult]: For program point L175-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,147 INFO L274 CegarLoopResult]: For program point L43-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,147 INFO L274 CegarLoopResult]: For program point L704(lines 704 716) no Hoare annotation was computed. [2020-11-29 22:54:21,147 INFO L274 CegarLoopResult]: For program point L704-2(lines 704 716) no Hoare annotation was computed. [2020-11-29 22:54:21,148 INFO L274 CegarLoopResult]: For program point L176(line 176) no Hoare annotation was computed. [2020-11-29 22:54:21,148 INFO L274 CegarLoopResult]: For program point L1101(lines 1101 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,148 INFO L274 CegarLoopResult]: For program point L44(line 44) no Hoare annotation was computed. [2020-11-29 22:54:21,148 INFO L274 CegarLoopResult]: For program point L969(lines 969 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,148 INFO L274 CegarLoopResult]: For program point L1498(lines 1498 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,148 INFO L274 CegarLoopResult]: For program point L309(lines 309 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,148 INFO L274 CegarLoopResult]: For program point L1234(lines 1234 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,148 INFO L274 CegarLoopResult]: For program point L178-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,149 INFO L274 CegarLoopResult]: For program point L46-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,149 INFO L274 CegarLoopResult]: For program point L839(lines 839 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,149 INFO L274 CegarLoopResult]: For program point L443(lines 443 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,149 INFO L274 CegarLoopResult]: For program point L179(line 179) no Hoare annotation was computed. [2020-11-29 22:54:21,149 INFO L274 CegarLoopResult]: For program point L47(line 47) no Hoare annotation was computed. [2020-11-29 22:54:21,149 INFO L274 CegarLoopResult]: For program point L840(lines 840 849) no Hoare annotation was computed. [2020-11-29 22:54:21,149 INFO L274 CegarLoopResult]: For program point L840-2(lines 840 849) no Hoare annotation was computed. [2020-11-29 22:54:21,149 INFO L274 CegarLoopResult]: For program point L1633(lines 1633 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,150 INFO L274 CegarLoopResult]: For program point L1369(lines 1369 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,150 INFO L274 CegarLoopResult]: For program point L181-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,150 INFO L274 CegarLoopResult]: For program point L49-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,150 INFO L270 CegarLoopResult]: At program point L1767(lines 1668 1768) the Hoare annotation is: (let ((.cse21 (+ ~a4~0 86)) (.cse12 (= ~a2~0 4)) (.cse8 (= 3 ~a2~0))) (let ((.cse10 (<= 96176 ~a29~0)) (.cse4 (<= (+ ~a0~0 147) 0)) (.cse17 (<= 2 ~a29~0)) (.cse6 (not .cse8)) (.cse15 (not .cse12)) (.cse3 (<= ~a29~0 41)) (.cse19 (<= 0 (+ ~a0~0 83))) (.cse1 (<= 0 (+ ~a29~0 192415))) (.cse2 (= ~a2~0 1)) (.cse16 (<= 0 (+ ~a0~0 60))) (.cse18 (<= (+ ~a29~0 127) 0)) (.cse14 (<= .cse21 0)) (.cse9 (<= (+ ~a4~0 89) 0)) (.cse20 (= 2 ~a2~0)) (.cse13 (<= ~a29~0 599998)) (.cse0 (<= (+ ~a4~0 42) 0)) (.cse7 (<= (+ ~a29~0 145) 0)) (.cse5 (< 0 .cse21)) (.cse11 (<= (+ ~a0~0 98) 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse9) (and .cse10 .cse9 .cse11) (and .cse0 .cse10 .cse5 .cse12 .cse13 .cse11) (and .cse0 .cse2 .cse11) (and .cse0 .cse8 (<= 0 (+ ~a4~0 74)) .cse11) (and .cse0 .cse5 .cse8 .cse3 .cse11) (and .cse1 .cse4 .cse8 .cse14) (and .cse0 .cse15 .cse10 .cse5 .cse11 .cse6) (and .cse9 .cse11 .cse6) (and (or (and .cse1 .cse3 .cse9 .cse6) (and .cse16 .cse1 .cse14)) .cse13) (and .cse17 .cse8 .cse13 .cse14) (and .cse12 .cse9 .cse18) (and .cse0 .cse4 .cse15 .cse17 .cse13 .cse6) (and .cse19 .cse12 .cse9 .cse13) (and .cse0 .cse1 .cse15 .cse5 .cse3 .cse11) (and (or (and .cse1 .cse19 .cse8 .cse14) (and .cse16 .cse0 .cse1 .cse8)) .cse13) (and .cse1 .cse5 .cse20 .cse13 .cse11) (and .cse2 .cse13 .cse14) (and .cse16 .cse20 .cse18 .cse14) (and .cse9 .cse20 .cse13) (and .cse0 .cse7 .cse5 .cse12 .cse11)))) [2020-11-29 22:54:21,151 INFO L274 CegarLoopResult]: For program point L182(line 182) no Hoare annotation was computed. [2020-11-29 22:54:21,151 INFO L274 CegarLoopResult]: For program point L50(line 50) no Hoare annotation was computed. [2020-11-29 22:54:21,151 INFO L274 CegarLoopResult]: For program point L579(lines 579 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,151 INFO L274 CegarLoopResult]: For program point L1504(lines 1504 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,151 INFO L274 CegarLoopResult]: For program point L1108(lines 1108 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,151 INFO L274 CegarLoopResult]: For program point L976(lines 976 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,151 INFO L274 CegarLoopResult]: For program point L316(lines 316 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,151 INFO L274 CegarLoopResult]: For program point L1241(lines 1241 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,152 INFO L274 CegarLoopResult]: For program point L184-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,152 INFO L274 CegarLoopResult]: For program point L1109(lines 1109 1117) no Hoare annotation was computed. [2020-11-29 22:54:21,152 INFO L274 CegarLoopResult]: For program point L52-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,152 INFO L274 CegarLoopResult]: For program point L1109-2(lines 1109 1117) no Hoare annotation was computed. [2020-11-29 22:54:21,152 INFO L277 CegarLoopResult]: At program point L1770(lines 1770 1786) the Hoare annotation is: true [2020-11-29 22:54:21,152 INFO L274 CegarLoopResult]: For program point L449(lines 449 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,152 INFO L274 CegarLoopResult]: For program point L317(lines 317 329) no Hoare annotation was computed. [2020-11-29 22:54:21,152 INFO L274 CegarLoopResult]: For program point L317-2(lines 317 329) no Hoare annotation was computed. [2020-11-29 22:54:21,153 INFO L274 CegarLoopResult]: For program point L185(line 185) no Hoare annotation was computed. [2020-11-29 22:54:21,153 INFO L274 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2020-11-29 22:54:21,153 INFO L274 CegarLoopResult]: For program point L1639(lines 1639 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,153 INFO L274 CegarLoopResult]: For program point L1375(lines 1375 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,153 INFO L274 CegarLoopResult]: For program point L187-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,153 INFO L274 CegarLoopResult]: For program point L55-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,153 INFO L274 CegarLoopResult]: For program point L584(lines 584 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,153 INFO L274 CegarLoopResult]: For program point L188(line 188) no Hoare annotation was computed. [2020-11-29 22:54:21,154 INFO L274 CegarLoopResult]: For program point L56(line 56) no Hoare annotation was computed. [2020-11-29 22:54:21,154 INFO L274 CegarLoopResult]: For program point L717(lines 717 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,154 INFO L274 CegarLoopResult]: For program point L585(lines 585 596) no Hoare annotation was computed. [2020-11-29 22:54:21,154 INFO L274 CegarLoopResult]: For program point L585-2(lines 585 596) no Hoare annotation was computed. [2020-11-29 22:54:21,154 INFO L274 CegarLoopResult]: For program point L850(lines 850 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,154 INFO L274 CegarLoopResult]: For program point L1511(lines 1511 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,154 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-29 22:54:21,154 INFO L274 CegarLoopResult]: For program point L1247(lines 1247 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,155 INFO L274 CegarLoopResult]: For program point L190-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,155 INFO L274 CegarLoopResult]: For program point L58-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,155 INFO L274 CegarLoopResult]: For program point L983(lines 983 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,155 INFO L270 CegarLoopResult]: At program point L1776-2(lines 1776 1785) the Hoare annotation is: (let ((.cse21 (+ ~a4~0 86)) (.cse12 (= ~a2~0 4)) (.cse8 (= 3 ~a2~0))) (let ((.cse10 (<= 96176 ~a29~0)) (.cse4 (<= (+ ~a0~0 147) 0)) (.cse17 (<= 2 ~a29~0)) (.cse6 (not .cse8)) (.cse15 (not .cse12)) (.cse3 (<= ~a29~0 41)) (.cse19 (<= 0 (+ ~a0~0 83))) (.cse1 (<= 0 (+ ~a29~0 192415))) (.cse2 (= ~a2~0 1)) (.cse16 (<= 0 (+ ~a0~0 60))) (.cse18 (<= (+ ~a29~0 127) 0)) (.cse14 (<= .cse21 0)) (.cse9 (<= (+ ~a4~0 89) 0)) (.cse20 (= 2 ~a2~0)) (.cse13 (<= ~a29~0 599998)) (.cse0 (<= (+ ~a4~0 42) 0)) (.cse7 (<= (+ ~a29~0 145) 0)) (.cse5 (< 0 .cse21)) (.cse11 (<= (+ ~a0~0 98) 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse9) (and .cse10 .cse9 .cse11) (and .cse0 .cse10 .cse5 .cse12 .cse13 .cse11) (and .cse0 .cse2 .cse11) (and .cse0 .cse8 (<= 0 (+ ~a4~0 74)) .cse11) (and .cse0 .cse5 .cse8 .cse3 .cse11) (and .cse1 .cse4 .cse8 .cse14) (and .cse0 .cse15 .cse10 .cse5 .cse11 .cse6) (and .cse9 .cse11 .cse6) (and (or (and .cse1 .cse3 .cse9 .cse6) (and .cse16 .cse1 .cse14)) .cse13) (and .cse17 .cse8 .cse13 .cse14) (and .cse12 .cse9 .cse18) (and .cse0 .cse4 .cse15 .cse17 .cse13 .cse6) (and .cse19 .cse12 .cse9 .cse13) (and .cse0 .cse1 .cse15 .cse5 .cse3 .cse11) (and (or (and .cse1 .cse19 .cse8 .cse14) (and .cse16 .cse0 .cse1 .cse8)) .cse13) (and .cse1 .cse5 .cse20 .cse13 .cse11) (and .cse2 .cse13 .cse14) (and .cse16 .cse20 .cse18 .cse14) (and .cse9 .cse20 .cse13) (and .cse0 .cse7 .cse5 .cse12 .cse11)))) [2020-11-29 22:54:21,155 INFO L274 CegarLoopResult]: For program point L455(lines 455 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,155 INFO L274 CegarLoopResult]: For program point L191(line 191) no Hoare annotation was computed. [2020-11-29 22:54:21,156 INFO L274 CegarLoopResult]: For program point L59(line 59) no Hoare annotation was computed. [2020-11-29 22:54:21,156 INFO L274 CegarLoopResult]: For program point L1645(lines 1645 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,156 INFO L274 CegarLoopResult]: For program point L1381(lines 1381 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,156 INFO L274 CegarLoopResult]: For program point L193-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,156 INFO L274 CegarLoopResult]: For program point L1118(lines 1118 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,156 INFO L274 CegarLoopResult]: For program point L61-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,156 INFO L274 CegarLoopResult]: For program point L722(lines 722 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,156 INFO L274 CegarLoopResult]: For program point L194(line 194) no Hoare annotation was computed. [2020-11-29 22:54:21,157 INFO L274 CegarLoopResult]: For program point L62(line 62) no Hoare annotation was computed. [2020-11-29 22:54:21,157 INFO L274 CegarLoopResult]: For program point L855(lines 855 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,157 INFO L274 CegarLoopResult]: For program point L459(lines 459 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,157 INFO L274 CegarLoopResult]: For program point L1781(line 1781) no Hoare annotation was computed. [2020-11-29 22:54:21,157 INFO L274 CegarLoopResult]: For program point L1253(lines 1253 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,157 INFO L274 CegarLoopResult]: For program point L196-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,157 INFO L274 CegarLoopResult]: For program point L64-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,157 INFO L274 CegarLoopResult]: For program point L989(lines 989 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,157 INFO L274 CegarLoopResult]: For program point L1650(lines 1650 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,158 INFO L274 CegarLoopResult]: For program point L1518(lines 1518 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,158 INFO L274 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-11-29 22:54:21,158 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-11-29 22:54:21,158 INFO L274 CegarLoopResult]: For program point L330(lines 330 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,158 INFO L274 CegarLoopResult]: For program point L1388(lines 1388 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,158 INFO L274 CegarLoopResult]: For program point L199-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,158 INFO L274 CegarLoopResult]: For program point L67-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,158 INFO L274 CegarLoopResult]: For program point L728(lines 728 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,159 INFO L274 CegarLoopResult]: For program point L1521(lines 1521 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,159 INFO L274 CegarLoopResult]: For program point L200(line 200) no Hoare annotation was computed. [2020-11-29 22:54:21,159 INFO L274 CegarLoopResult]: For program point L1125(lines 1125 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,159 INFO L274 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2020-11-29 22:54:21,159 INFO L274 CegarLoopResult]: For program point L861(lines 861 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,159 INFO L274 CegarLoopResult]: For program point L597(lines 597 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,159 INFO L274 CegarLoopResult]: For program point L466(lines 466 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,159 INFO L274 CegarLoopResult]: For program point L1259(lines 1259 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,159 INFO L274 CegarLoopResult]: For program point L202-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,160 INFO L274 CegarLoopResult]: For program point L70-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,160 INFO L274 CegarLoopResult]: For program point L995(lines 995 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,160 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-11-29 22:54:21,160 INFO L274 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2020-11-29 22:54:21,160 INFO L274 CegarLoopResult]: For program point L1657(lines 1657 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,160 INFO L274 CegarLoopResult]: For program point L865(lines 865 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,160 INFO L274 CegarLoopResult]: For program point L1526(lines 1526 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,160 INFO L274 CegarLoopResult]: For program point L337(lines 337 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,161 INFO L274 CegarLoopResult]: For program point L205-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,161 INFO L274 CegarLoopResult]: For program point L73-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,161 INFO L274 CegarLoopResult]: For program point L1395(lines 1395 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,161 INFO L274 CegarLoopResult]: For program point L206(line 206) no Hoare annotation was computed. [2020-11-29 22:54:21,161 INFO L274 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2020-11-29 22:54:21,161 INFO L274 CegarLoopResult]: For program point L735(lines 735 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,161 INFO L274 CegarLoopResult]: For program point L1132(lines 1132 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,161 INFO L274 CegarLoopResult]: For program point L604(lines 604 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,161 INFO L274 CegarLoopResult]: For program point L472(lines 472 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,162 INFO L274 CegarLoopResult]: For program point L1265(lines 1265 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,162 INFO L274 CegarLoopResult]: For program point L208-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,162 INFO L274 CegarLoopResult]: For program point L76-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,162 INFO L274 CegarLoopResult]: For program point L605(lines 605 615) no Hoare annotation was computed. [2020-11-29 22:54:21,162 INFO L274 CegarLoopResult]: For program point L605-2(lines 605 615) no Hoare annotation was computed. [2020-11-29 22:54:21,162 INFO L274 CegarLoopResult]: For program point L1398(lines 1398 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,162 INFO L274 CegarLoopResult]: For program point L209(line 209) no Hoare annotation was computed. [2020-11-29 22:54:21,162 INFO L274 CegarLoopResult]: For program point L77(line 77) no Hoare annotation was computed. [2020-11-29 22:54:21,163 INFO L274 CegarLoopResult]: For program point L1002(lines 1002 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,163 INFO L274 CegarLoopResult]: For program point L1532(lines 1532 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,163 INFO L274 CegarLoopResult]: For program point L343(lines 343 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,163 INFO L274 CegarLoopResult]: For program point L211-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,163 INFO L274 CegarLoopResult]: For program point L79-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,163 INFO L274 CegarLoopResult]: For program point L872(lines 872 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,164 INFO L270 CegarLoopResult]: At program point L1665(lines 33 1666) the Hoare annotation is: (let ((.cse21 (+ ~a4~0 86)) (.cse12 (= ~a2~0 4)) (.cse8 (= 3 ~a2~0))) (let ((.cse10 (<= 96176 ~a29~0)) (.cse4 (<= (+ ~a0~0 147) 0)) (.cse17 (<= 2 ~a29~0)) (.cse6 (not .cse8)) (.cse15 (not .cse12)) (.cse3 (<= ~a29~0 41)) (.cse19 (<= 0 (+ ~a0~0 83))) (.cse1 (<= 0 (+ ~a29~0 192415))) (.cse2 (= ~a2~0 1)) (.cse16 (<= 0 (+ ~a0~0 60))) (.cse18 (<= (+ ~a29~0 127) 0)) (.cse14 (<= .cse21 0)) (.cse9 (<= (+ ~a4~0 89) 0)) (.cse20 (= 2 ~a2~0)) (.cse13 (<= ~a29~0 599998)) (.cse0 (<= (+ ~a4~0 42) 0)) (.cse7 (<= (+ ~a29~0 145) 0)) (.cse5 (< 0 .cse21)) (.cse11 (<= (+ ~a0~0 98) 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse9) (and .cse10 .cse9 .cse11) (and .cse0 .cse10 .cse5 .cse12 .cse13 .cse11) (and .cse0 .cse2 .cse11) (and .cse0 .cse8 (<= 0 (+ ~a4~0 74)) .cse11) (and .cse0 .cse5 .cse8 .cse3 .cse11) (and .cse1 .cse4 .cse8 .cse14) (and .cse0 .cse15 .cse10 .cse5 .cse11 .cse6) (and .cse9 .cse11 .cse6) (and (or (and .cse1 .cse3 .cse9 .cse6) (and .cse16 .cse1 .cse14)) .cse13) (and .cse17 .cse8 .cse13 .cse14) (and .cse12 .cse9 .cse18) (and .cse0 .cse4 .cse15 .cse17 .cse13 .cse6) (and .cse19 .cse12 .cse9 .cse13) (and .cse0 .cse1 .cse15 .cse5 .cse3 .cse11) (and (or (and .cse1 .cse19 .cse8 .cse14) (and .cse16 .cse0 .cse1 .cse8)) .cse13) (and .cse1 .cse5 .cse20 .cse13 .cse11) (and .cse2 .cse13 .cse14) (and .cse16 .cse20 .cse18 .cse14) (and .cse9 .cse20 .cse13) (and .cse0 .cse7 .cse5 .cse12 .cse11)))) [2020-11-29 22:54:21,164 INFO L274 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-11-29 22:54:21,164 INFO L274 CegarLoopResult]: For program point L80(line 80) no Hoare annotation was computed. [2020-11-29 22:54:21,164 INFO L274 CegarLoopResult]: For program point L1138(lines 1138 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,164 INFO L274 CegarLoopResult]: For program point L742(lines 742 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,164 INFO L274 CegarLoopResult]: For program point L478(lines 478 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,164 INFO L274 CegarLoopResult]: For program point L346(lines 346 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,164 INFO L274 CegarLoopResult]: For program point L1271(lines 1271 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,165 INFO L274 CegarLoopResult]: For program point L214-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,165 INFO L274 CegarLoopResult]: For program point L82-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,165 INFO L274 CegarLoopResult]: For program point L1404(lines 1404 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,165 INFO L274 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-11-29 22:54:21,165 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-11-29 22:54:21,165 INFO L274 CegarLoopResult]: For program point L1008(lines 1008 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,165 INFO L274 CegarLoopResult]: For program point L1405(lines 1405 1417) no Hoare annotation was computed. [2020-11-29 22:54:21,165 INFO L274 CegarLoopResult]: For program point L1405-2(lines 1405 1417) no Hoare annotation was computed. [2020-11-29 22:54:21,165 INFO L274 CegarLoopResult]: For program point L745(lines 745 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,166 INFO L274 CegarLoopResult]: For program point L1538(lines 1538 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,166 INFO L274 CegarLoopResult]: For program point L1274(lines 1274 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,166 INFO L274 CegarLoopResult]: For program point L85-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,166 INFO L274 CegarLoopResult]: For program point L878(lines 878 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,166 INFO L274 CegarLoopResult]: For program point L1671(lines 1671 1766) no Hoare annotation was computed. [2020-11-29 22:54:21,166 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-29 22:54:21,166 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-11-29 22:54:21,166 INFO L274 CegarLoopResult]: For program point L351(lines 351 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,167 INFO L274 CegarLoopResult]: For program point L1144(lines 1144 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,167 INFO L274 CegarLoopResult]: For program point L616(lines 616 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,167 INFO L274 CegarLoopResult]: For program point L484(lines 484 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,167 INFO L274 CegarLoopResult]: For program point L352(lines 352 359) no Hoare annotation was computed. [2020-11-29 22:54:21,167 INFO L274 CegarLoopResult]: For program point L352-2(lines 352 359) no Hoare annotation was computed. [2020-11-29 22:54:21,167 INFO L274 CegarLoopResult]: For program point L1145(lines 1145 1154) no Hoare annotation was computed. [2020-11-29 22:54:21,167 INFO L274 CegarLoopResult]: For program point L88-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,167 INFO L274 CegarLoopResult]: For program point L1145-2(lines 1145 1154) no Hoare annotation was computed. [2020-11-29 22:54:21,167 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-11-29 22:54:21,168 INFO L274 CegarLoopResult]: For program point L1014(lines 1014 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,168 INFO L274 CegarLoopResult]: For program point L1543(lines 1543 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,168 INFO L274 CegarLoopResult]: For program point L91-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,168 INFO L274 CegarLoopResult]: For program point L884(lines 884 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,168 INFO L274 CegarLoopResult]: For program point L752(lines 752 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,168 INFO L274 CegarLoopResult]: For program point L1281(lines 1281 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,168 INFO L274 CegarLoopResult]: For program point L224(lines 224 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,168 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-11-29 22:54:21,168 INFO L274 CegarLoopResult]: For program point L1678(lines 1678 1766) no Hoare annotation was computed. [2020-11-29 22:54:21,169 INFO L274 CegarLoopResult]: For program point L489(lines 489 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,169 INFO L274 CegarLoopResult]: For program point L94-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,169 INFO L274 CegarLoopResult]: For program point L623(lines 623 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,169 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-11-29 22:54:21,169 INFO L274 CegarLoopResult]: For program point L360(lines 360 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,169 INFO L274 CegarLoopResult]: For program point L1021(lines 1021 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,169 INFO L274 CegarLoopResult]: For program point L1682(lines 1682 1766) no Hoare annotation was computed. [2020-11-29 22:54:21,169 INFO L274 CegarLoopResult]: For program point L1550(lines 1550 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,169 INFO L274 CegarLoopResult]: For program point L1418(lines 1418 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,170 INFO L274 CegarLoopResult]: For program point L229(lines 229 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,170 INFO L274 CegarLoopResult]: For program point L97-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,170 INFO L274 CegarLoopResult]: For program point L890(lines 890 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,170 INFO L274 CegarLoopResult]: For program point L758(lines 758 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,170 INFO L274 CegarLoopResult]: For program point L1287(lines 1287 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,170 INFO L274 CegarLoopResult]: For program point L230(lines 230 238) no Hoare annotation was computed. [2020-11-29 22:54:21,170 INFO L274 CegarLoopResult]: For program point L230-2(lines 230 238) no Hoare annotation was computed. [2020-11-29 22:54:21,170 INFO L274 CegarLoopResult]: For program point L1155(lines 1155 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,170 INFO L274 CegarLoopResult]: For program point L98(line 98) no Hoare annotation was computed. [2020-11-29 22:54:21,171 INFO L274 CegarLoopResult]: For program point L496(lines 496 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,171 INFO L274 CegarLoopResult]: For program point L100-1(lines 33 1666) no Hoare annotation was computed. [2020-11-29 22:54:21,171 INFO L274 CegarLoopResult]: For program point L365(lines 365 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,171 INFO L274 CegarLoopResult]: For program point L101(line 101) no Hoare annotation was computed. [2020-11-29 22:54:21,171 INFO L274 CegarLoopResult]: For program point L1026(lines 1026 1664) no Hoare annotation was computed. [2020-11-29 22:54:21,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 10:54:21 BoogieIcfgContainer [2020-11-29 22:54:21,226 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 22:54:21,226 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 22:54:21,227 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 22:54:21,227 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 22:54:21,227 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 10:52:09" (3/4) ... [2020-11-29 22:54:21,231 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-29 22:54:21,290 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-11-29 22:54:21,298 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-29 22:54:21,302 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 22:54:21,305 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-29 22:54:21,562 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_f15bdfef-ffa3-4e9d-b202-6535f37ff8bb/bin/uautomizer/witness.graphml [2020-11-29 22:54:21,562 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 22:54:21,563 INFO L168 Benchmark]: Toolchain (without parser) took 139025.52 ms. Allocated memory was 100.7 MB in the beginning and 2.1 GB in the end (delta: 2.0 GB). Free memory was 66.5 MB in the beginning and 1.6 GB in the end (delta: -1.5 GB). Peak memory consumption was 497.4 MB. Max. memory is 16.1 GB. [2020-11-29 22:54:21,563 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 100.7 MB. Free memory was 60.1 MB in the beginning and 60.1 MB in the end (delta: 1.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:54:21,564 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1565.62 ms. Allocated memory was 100.7 MB in the beginning and 125.8 MB in the end (delta: 25.2 MB). Free memory was 66.5 MB in the beginning and 69.7 MB in the end (delta: -3.2 MB). Peak memory consumption was 35.5 MB. Max. memory is 16.1 GB. [2020-11-29 22:54:21,564 INFO L168 Benchmark]: Boogie Procedure Inliner took 337.40 ms. Allocated memory is still 125.8 MB. Free memory was 69.7 MB in the beginning and 62.5 MB in the end (delta: 7.3 MB). Peak memory consumption was 28.9 MB. Max. memory is 16.1 GB. [2020-11-29 22:54:21,564 INFO L168 Benchmark]: Boogie Preprocessor took 440.39 ms. Allocated memory is still 125.8 MB. Free memory was 62.5 MB in the beginning and 56.2 MB in the end (delta: 6.2 MB). Peak memory consumption was 45.6 MB. Max. memory is 16.1 GB. [2020-11-29 22:54:21,565 INFO L168 Benchmark]: RCFGBuilder took 4956.57 ms. Allocated memory was 125.8 MB in the beginning and 289.4 MB in the end (delta: 163.6 MB). Free memory was 56.2 MB in the beginning and 131.7 MB in the end (delta: -75.5 MB). Peak memory consumption was 88.8 MB. Max. memory is 16.1 GB. [2020-11-29 22:54:21,565 INFO L168 Benchmark]: TraceAbstraction took 131376.57 ms. Allocated memory was 289.4 MB in the beginning and 2.1 GB in the end (delta: 1.9 GB). Free memory was 130.7 MB in the beginning and 1.7 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.2 GB. Max. memory is 16.1 GB. [2020-11-29 22:54:21,566 INFO L168 Benchmark]: Witness Printer took 335.53 ms. Allocated memory is still 2.1 GB. Free memory was 1.7 GB in the beginning and 1.6 GB in the end (delta: 43.0 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. [2020-11-29 22:54:21,568 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 100.7 MB. Free memory was 60.1 MB in the beginning and 60.1 MB in the end (delta: 1.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1565.62 ms. Allocated memory was 100.7 MB in the beginning and 125.8 MB in the end (delta: 25.2 MB). Free memory was 66.5 MB in the beginning and 69.7 MB in the end (delta: -3.2 MB). Peak memory consumption was 35.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 337.40 ms. Allocated memory is still 125.8 MB. Free memory was 69.7 MB in the beginning and 62.5 MB in the end (delta: 7.3 MB). Peak memory consumption was 28.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 440.39 ms. Allocated memory is still 125.8 MB. Free memory was 62.5 MB in the beginning and 56.2 MB in the end (delta: 6.2 MB). Peak memory consumption was 45.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 4956.57 ms. Allocated memory was 125.8 MB in the beginning and 289.4 MB in the end (delta: 163.6 MB). Free memory was 56.2 MB in the beginning and 131.7 MB in the end (delta: -75.5 MB). Peak memory consumption was 88.8 MB. Max. memory is 16.1 GB. * TraceAbstraction took 131376.57 ms. Allocated memory was 289.4 MB in the beginning and 2.1 GB in the end (delta: 1.9 GB). Free memory was 130.7 MB in the beginning and 1.7 GB in the end (delta: -1.5 GB). Peak memory consumption was 1.2 GB. Max. memory is 16.1 GB. * Witness Printer took 335.53 ms. Allocated memory is still 2.1 GB. Free memory was 1.7 GB in the beginning and 1.6 GB in the end (delta: 43.0 MB). Peak memory consumption was 44.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 13]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1776]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((a4 + 42 <= 0 && 0 <= a29 + 192415) && a2 == 1) && a29 <= 41) || (((a4 + 42 <= 0 && a0 + 147 <= 0) && 0 < a4 + 86) && !(3 == a2))) || ((a29 + 145 <= 0 && 3 == a2) && a4 + 89 <= 0)) || ((96176 <= a29 && a4 + 89 <= 0) && a0 + 98 <= 0)) || (((((a4 + 42 <= 0 && 96176 <= a29) && 0 < a4 + 86) && a2 == 4) && a29 <= 599998) && a0 + 98 <= 0)) || ((a4 + 42 <= 0 && a2 == 1) && a0 + 98 <= 0)) || (((a4 + 42 <= 0 && 3 == a2) && 0 <= a4 + 74) && a0 + 98 <= 0)) || ((((a4 + 42 <= 0 && 0 < a4 + 86) && 3 == a2) && a29 <= 41) && a0 + 98 <= 0)) || (((0 <= a29 + 192415 && a0 + 147 <= 0) && 3 == a2) && a4 + 86 <= 0)) || (((((a4 + 42 <= 0 && !(a2 == 4)) && 96176 <= a29) && 0 < a4 + 86) && a0 + 98 <= 0) && !(3 == a2))) || ((a4 + 89 <= 0 && a0 + 98 <= 0) && !(3 == a2))) || (((((0 <= a29 + 192415 && a29 <= 41) && a4 + 89 <= 0) && !(3 == a2)) || ((0 <= a0 + 60 && 0 <= a29 + 192415) && a4 + 86 <= 0)) && a29 <= 599998)) || (((2 <= a29 && 3 == a2) && a29 <= 599998) && a4 + 86 <= 0)) || ((a2 == 4 && a4 + 89 <= 0) && a29 + 127 <= 0)) || (((((a4 + 42 <= 0 && a0 + 147 <= 0) && !(a2 == 4)) && 2 <= a29) && a29 <= 599998) && !(3 == a2))) || (((0 <= a0 + 83 && a2 == 4) && a4 + 89 <= 0) && a29 <= 599998)) || (((((a4 + 42 <= 0 && 0 <= a29 + 192415) && !(a2 == 4)) && 0 < a4 + 86) && a29 <= 41) && a0 + 98 <= 0)) || (((((0 <= a29 + 192415 && 0 <= a0 + 83) && 3 == a2) && a4 + 86 <= 0) || (((0 <= a0 + 60 && a4 + 42 <= 0) && 0 <= a29 + 192415) && 3 == a2)) && a29 <= 599998)) || ((((0 <= a29 + 192415 && 0 < a4 + 86) && 2 == a2) && a29 <= 599998) && a0 + 98 <= 0)) || ((a2 == 1 && a29 <= 599998) && a4 + 86 <= 0)) || (((0 <= a0 + 60 && 2 == a2) && a29 + 127 <= 0) && a4 + 86 <= 0)) || ((a4 + 89 <= 0 && 2 == a2) && a29 <= 599998)) || ((((a4 + 42 <= 0 && a29 + 145 <= 0) && 0 < a4 + 86) && a2 == 4) && a0 + 98 <= 0) - InvariantResult [Line: 1668]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((a4 + 42 <= 0 && 0 <= a29 + 192415) && a2 == 1) && a29 <= 41) || (((a4 + 42 <= 0 && a0 + 147 <= 0) && 0 < a4 + 86) && !(3 == a2))) || ((a29 + 145 <= 0 && 3 == a2) && a4 + 89 <= 0)) || ((96176 <= a29 && a4 + 89 <= 0) && a0 + 98 <= 0)) || (((((a4 + 42 <= 0 && 96176 <= a29) && 0 < a4 + 86) && a2 == 4) && a29 <= 599998) && a0 + 98 <= 0)) || ((a4 + 42 <= 0 && a2 == 1) && a0 + 98 <= 0)) || (((a4 + 42 <= 0 && 3 == a2) && 0 <= a4 + 74) && a0 + 98 <= 0)) || ((((a4 + 42 <= 0 && 0 < a4 + 86) && 3 == a2) && a29 <= 41) && a0 + 98 <= 0)) || (((0 <= a29 + 192415 && a0 + 147 <= 0) && 3 == a2) && a4 + 86 <= 0)) || (((((a4 + 42 <= 0 && !(a2 == 4)) && 96176 <= a29) && 0 < a4 + 86) && a0 + 98 <= 0) && !(3 == a2))) || ((a4 + 89 <= 0 && a0 + 98 <= 0) && !(3 == a2))) || (((((0 <= a29 + 192415 && a29 <= 41) && a4 + 89 <= 0) && !(3 == a2)) || ((0 <= a0 + 60 && 0 <= a29 + 192415) && a4 + 86 <= 0)) && a29 <= 599998)) || (((2 <= a29 && 3 == a2) && a29 <= 599998) && a4 + 86 <= 0)) || ((a2 == 4 && a4 + 89 <= 0) && a29 + 127 <= 0)) || (((((a4 + 42 <= 0 && a0 + 147 <= 0) && !(a2 == 4)) && 2 <= a29) && a29 <= 599998) && !(3 == a2))) || (((0 <= a0 + 83 && a2 == 4) && a4 + 89 <= 0) && a29 <= 599998)) || (((((a4 + 42 <= 0 && 0 <= a29 + 192415) && !(a2 == 4)) && 0 < a4 + 86) && a29 <= 41) && a0 + 98 <= 0)) || (((((0 <= a29 + 192415 && 0 <= a0 + 83) && 3 == a2) && a4 + 86 <= 0) || (((0 <= a0 + 60 && a4 + 42 <= 0) && 0 <= a29 + 192415) && 3 == a2)) && a29 <= 599998)) || ((((0 <= a29 + 192415 && 0 < a4 + 86) && 2 == a2) && a29 <= 599998) && a0 + 98 <= 0)) || ((a2 == 1 && a29 <= 599998) && a4 + 86 <= 0)) || (((0 <= a0 + 60 && 2 == a2) && a29 + 127 <= 0) && a4 + 86 <= 0)) || ((a4 + 89 <= 0 && 2 == a2) && a29 <= 599998)) || ((((a4 + 42 <= 0 && a29 + 145 <= 0) && 0 < a4 + 86) && a2 == 4) && a0 + 98 <= 0) - InvariantResult [Line: 33]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((a4 + 42 <= 0 && 0 <= a29 + 192415) && a2 == 1) && a29 <= 41) || (((a4 + 42 <= 0 && a0 + 147 <= 0) && 0 < a4 + 86) && !(3 == a2))) || ((a29 + 145 <= 0 && 3 == a2) && a4 + 89 <= 0)) || ((96176 <= a29 && a4 + 89 <= 0) && a0 + 98 <= 0)) || (((((a4 + 42 <= 0 && 96176 <= a29) && 0 < a4 + 86) && a2 == 4) && a29 <= 599998) && a0 + 98 <= 0)) || ((a4 + 42 <= 0 && a2 == 1) && a0 + 98 <= 0)) || (((a4 + 42 <= 0 && 3 == a2) && 0 <= a4 + 74) && a0 + 98 <= 0)) || ((((a4 + 42 <= 0 && 0 < a4 + 86) && 3 == a2) && a29 <= 41) && a0 + 98 <= 0)) || (((0 <= a29 + 192415 && a0 + 147 <= 0) && 3 == a2) && a4 + 86 <= 0)) || (((((a4 + 42 <= 0 && !(a2 == 4)) && 96176 <= a29) && 0 < a4 + 86) && a0 + 98 <= 0) && !(3 == a2))) || ((a4 + 89 <= 0 && a0 + 98 <= 0) && !(3 == a2))) || (((((0 <= a29 + 192415 && a29 <= 41) && a4 + 89 <= 0) && !(3 == a2)) || ((0 <= a0 + 60 && 0 <= a29 + 192415) && a4 + 86 <= 0)) && a29 <= 599998)) || (((2 <= a29 && 3 == a2) && a29 <= 599998) && a4 + 86 <= 0)) || ((a2 == 4 && a4 + 89 <= 0) && a29 + 127 <= 0)) || (((((a4 + 42 <= 0 && a0 + 147 <= 0) && !(a2 == 4)) && 2 <= a29) && a29 <= 599998) && !(3 == a2))) || (((0 <= a0 + 83 && a2 == 4) && a4 + 89 <= 0) && a29 <= 599998)) || (((((a4 + 42 <= 0 && 0 <= a29 + 192415) && !(a2 == 4)) && 0 < a4 + 86) && a29 <= 41) && a0 + 98 <= 0)) || (((((0 <= a29 + 192415 && 0 <= a0 + 83) && 3 == a2) && a4 + 86 <= 0) || (((0 <= a0 + 60 && a4 + 42 <= 0) && 0 <= a29 + 192415) && 3 == a2)) && a29 <= 599998)) || ((((0 <= a29 + 192415 && 0 < a4 + 86) && 2 == a2) && a29 <= 599998) && a0 + 98 <= 0)) || ((a2 == 1 && a29 <= 599998) && a4 + 86 <= 0)) || (((0 <= a0 + 60 && 2 == a2) && a29 + 127 <= 0) && a4 + 86 <= 0)) || ((a4 + 89 <= 0 && 2 == a2) && a29 <= 599998)) || ((((a4 + 42 <= 0 && a29 + 145 <= 0) && 0 < a4 + 86) && a2 == 4) && a0 + 98 <= 0) - InvariantResult [Line: 1770]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 425 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 116.6s, OverallIterations: 23, TraceHistogramMax: 7, AutomataDifference: 97.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 14.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 7133 SDtfs, 8740 SDslu, 930 SDs, 0 SdLazy, 26021 SolverSat, 5208 SolverUnsat, 7 SolverUnknown, 0 SolverNotchecked, 69.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 494 GetRequests, 454 SyntacticMatches, 6 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=27364occurred in iteration=17, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 4.1s AutomataMinimizationTime, 23 MinimizatonAttempts, 30383 StatesRemovedByMinimization, 21 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 354 NumberOfFragments, 1432 HoareAnnotationTreeSize, 4 FomulaSimplifications, 44025 FormulaSimplificationTreeSizeReduction, 2.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 27696 FormulaSimplificationTreeSizeReductionInter, 12.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 5.0s InterpolantComputationTime, 11667 NumberOfCodeBlocks, 11667 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 11643 ConstructedInterpolants, 30 QuantifiedInterpolants, 11927049 SizeOfPredicates, 1 NumberOfNonLiveVariables, 519 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 24 InterpolantComputations, 22 PerfectInterpolantSequences, 10747/10912 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 proved your program to be correct! Received shutdown request...