./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem11_label13.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_7dc1ced5-50f1-4bfc-965b-7690a8a59cd1/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7dc1ced5-50f1-4bfc-965b-7690a8a59cd1/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7dc1ced5-50f1-4bfc-965b-7690a8a59cd1/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7dc1ced5-50f1-4bfc-965b-7690a8a59cd1/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem11_label13.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7dc1ced5-50f1-4bfc-965b-7690a8a59cd1/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7dc1ced5-50f1-4bfc-965b-7690a8a59cd1/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 ee7077fcae50ce9ff14f2538c7c6dba1b6766da0 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 01:27:33,446 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 01:27:33,450 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 01:27:33,541 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 01:27:33,542 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 01:27:33,545 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 01:27:33,547 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 01:27:33,556 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 01:27:33,559 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 01:27:33,560 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 01:27:33,562 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 01:27:33,563 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 01:27:33,564 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 01:27:33,568 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 01:27:33,570 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 01:27:33,574 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 01:27:33,575 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 01:27:33,585 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 01:27:33,591 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 01:27:33,594 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 01:27:33,596 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 01:27:33,599 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 01:27:33,600 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 01:27:33,601 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 01:27:33,605 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 01:27:33,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 01:27:33,606 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 01:27:33,607 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 01:27:33,608 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 01:27:33,609 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 01:27:33,610 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 01:27:33,611 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 01:27:33,612 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 01:27:33,613 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 01:27:33,615 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 01:27:33,615 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 01:27:33,616 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 01:27:33,617 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 01:27:33,617 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 01:27:33,619 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 01:27:33,620 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 01:27:33,623 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7dc1ced5-50f1-4bfc-965b-7690a8a59cd1/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-11-30 01:27:33,668 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 01:27:33,668 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 01:27:33,669 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 01:27:33,670 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 01:27:33,670 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 01:27:33,670 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 01:27:33,671 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 01:27:33,671 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 01:27:33,671 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 01:27:33,671 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 01:27:33,672 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 01:27:33,672 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 01:27:33,674 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 01:27:33,675 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 01:27:33,676 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 01:27:33,676 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 01:27:33,676 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 01:27:33,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 01:27:33,677 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 01:27:33,677 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 01:27:33,677 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 01:27:33,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 01:27:33,678 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 01:27:33,679 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 01:27:33,679 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 01:27:33,679 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 01:27:33,679 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 01:27:33,680 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 01:27:33,681 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 01:27:33,681 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_7dc1ced5-50f1-4bfc-965b-7690a8a59cd1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7dc1ced5-50f1-4bfc-965b-7690a8a59cd1/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ee7077fcae50ce9ff14f2538c7c6dba1b6766da0 [2020-11-30 01:27:34,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 01:27:34,061 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 01:27:34,064 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 01:27:34,066 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 01:27:34,077 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 01:27:34,078 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7dc1ced5-50f1-4bfc-965b-7690a8a59cd1/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem11_label13.c [2020-11-30 01:27:34,145 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7dc1ced5-50f1-4bfc-965b-7690a8a59cd1/bin/uautomizer/data/2368d7bca/10815738ac004a03ad7fbc0097f63212/FLAG4b3e0797b [2020-11-30 01:27:34,889 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 01:27:34,890 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7dc1ced5-50f1-4bfc-965b-7690a8a59cd1/sv-benchmarks/c/eca-rers2012/Problem11_label13.c [2020-11-30 01:27:34,912 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7dc1ced5-50f1-4bfc-965b-7690a8a59cd1/bin/uautomizer/data/2368d7bca/10815738ac004a03ad7fbc0097f63212/FLAG4b3e0797b [2020-11-30 01:27:35,051 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7dc1ced5-50f1-4bfc-965b-7690a8a59cd1/bin/uautomizer/data/2368d7bca/10815738ac004a03ad7fbc0097f63212 [2020-11-30 01:27:35,053 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 01:27:35,055 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 01:27:35,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 01:27:35,072 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 01:27:35,075 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 01:27:35,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:27:35" (1/1) ... [2020-11-30 01:27:35,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@316707f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:27:35, skipping insertion in model container [2020-11-30 01:27:35,080 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 01:27:35" (1/1) ... [2020-11-30 01:27:35,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 01:27:35,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 01:27:35,877 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:27:35,894 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 01:27:36,154 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 01:27:36,180 INFO L208 MainTranslator]: Completed translation [2020-11-30 01:27:36,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:27:36 WrapperNode [2020-11-30 01:27:36,183 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 01:27:36,184 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 01:27:36,185 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 01:27:36,185 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 01:27:36,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:27:36" (1/1) ... [2020-11-30 01:27:36,247 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:27:36" (1/1) ... [2020-11-30 01:27:36,455 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 01:27:36,457 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 01:27:36,458 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 01:27:36,458 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 01:27:36,469 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:27:36" (1/1) ... [2020-11-30 01:27:36,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:27:36" (1/1) ... [2020-11-30 01:27:36,482 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:27:36" (1/1) ... [2020-11-30 01:27:36,483 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:27:36" (1/1) ... [2020-11-30 01:27:36,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:27:36" (1/1) ... [2020-11-30 01:27:36,564 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:27:36" (1/1) ... [2020-11-30 01:27:36,594 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:27:36" (1/1) ... [2020-11-30 01:27:36,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 01:27:36,617 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 01:27:36,617 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 01:27:36,618 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 01:27:36,619 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:27:36" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7dc1ced5-50f1-4bfc-965b-7690a8a59cd1/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 [2020-11-30 01:27:36,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 01:27:36,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 01:27:36,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 01:27:36,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 01:27:39,084 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 01:27:39,084 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-30 01:27:39,087 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:27:39 BoogieIcfgContainer [2020-11-30 01:27:39,087 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 01:27:39,089 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 01:27:39,089 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 01:27:39,095 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 01:27:39,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 01:27:35" (1/3) ... [2020-11-30 01:27:39,096 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20570279 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:27:39, skipping insertion in model container [2020-11-30 01:27:39,096 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 01:27:36" (2/3) ... [2020-11-30 01:27:39,097 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20570279 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 01:27:39, skipping insertion in model container [2020-11-30 01:27:39,097 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:27:39" (3/3) ... [2020-11-30 01:27:39,099 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem11_label13.c [2020-11-30 01:27:39,112 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 01:27:39,118 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-30 01:27:39,133 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-30 01:27:39,184 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 01:27:39,184 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 01:27:39,184 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 01:27:39,184 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 01:27:39,185 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 01:27:39,185 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 01:27:39,185 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 01:27:39,185 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 01:27:39,218 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states. [2020-11-30 01:27:39,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-30 01:27:39,233 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:27:39,235 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, 1] [2020-11-30 01:27:39,235 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:27:39,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:27:39,243 INFO L82 PathProgramCache]: Analyzing trace with hash 2113343065, now seen corresponding path program 1 times [2020-11-30 01:27:39,254 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:27:39,254 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1665531731] [2020-11-30 01:27:39,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:27:39,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:27:39,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:27:39,616 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1665531731] [2020-11-30 01:27:39,617 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:27:39,618 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:27:39,619 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502393240] [2020-11-30 01:27:39,625 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:27:39,625 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:27:39,641 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:27:39,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:27:39,645 INFO L87 Difference]: Start difference. First operand 284 states. Second operand 3 states. [2020-11-30 01:27:41,691 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:27:41,692 INFO L93 Difference]: Finished difference Result 777 states and 1364 transitions. [2020-11-30 01:27:41,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:27:41,694 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 33 [2020-11-30 01:27:41,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:27:41,719 INFO L225 Difference]: With dead ends: 777 [2020-11-30 01:27:41,724 INFO L226 Difference]: Without dead ends: 413 [2020-11-30 01:27:41,735 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 [2020-11-30 01:27:41,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2020-11-30 01:27:41,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 411. [2020-11-30 01:27:41,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 411 states. [2020-11-30 01:27:41,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 598 transitions. [2020-11-30 01:27:41,823 INFO L78 Accepts]: Start accepts. Automaton has 411 states and 598 transitions. Word has length 33 [2020-11-30 01:27:41,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:27:41,823 INFO L481 AbstractCegarLoop]: Abstraction has 411 states and 598 transitions. [2020-11-30 01:27:41,824 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:27:41,824 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 598 transitions. [2020-11-30 01:27:41,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2020-11-30 01:27:41,828 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:27:41,829 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, 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] [2020-11-30 01:27:41,829 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-30 01:27:41,829 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:27:41,830 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:27:41,830 INFO L82 PathProgramCache]: Analyzing trace with hash 543229278, now seen corresponding path program 1 times [2020-11-30 01:27:41,831 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:27:41,831 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920199047] [2020-11-30 01:27:41,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:27:41,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:27:42,041 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:27:42,041 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920199047] [2020-11-30 01:27:42,042 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:27:42,042 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:27:42,042 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [883206381] [2020-11-30 01:27:42,044 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:27:42,044 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:27:42,045 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:27:42,046 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:27:42,046 INFO L87 Difference]: Start difference. First operand 411 states and 598 transitions. Second operand 3 states. [2020-11-30 01:27:43,531 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:27:43,531 INFO L93 Difference]: Finished difference Result 1209 states and 1765 transitions. [2020-11-30 01:27:43,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:27:43,536 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 101 [2020-11-30 01:27:43,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:27:43,544 INFO L225 Difference]: With dead ends: 1209 [2020-11-30 01:27:43,544 INFO L226 Difference]: Without dead ends: 800 [2020-11-30 01:27:43,546 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 [2020-11-30 01:27:43,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 800 states. [2020-11-30 01:27:43,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 800 to 787. [2020-11-30 01:27:43,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 787 states. [2020-11-30 01:27:43,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 787 states and 1088 transitions. [2020-11-30 01:27:43,612 INFO L78 Accepts]: Start accepts. Automaton has 787 states and 1088 transitions. Word has length 101 [2020-11-30 01:27:43,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:27:43,614 INFO L481 AbstractCegarLoop]: Abstraction has 787 states and 1088 transitions. [2020-11-30 01:27:43,616 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:27:43,617 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1088 transitions. [2020-11-30 01:27:43,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-11-30 01:27:43,622 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:27:43,622 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, 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] [2020-11-30 01:27:43,622 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-30 01:27:43,623 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:27:43,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:27:43,623 INFO L82 PathProgramCache]: Analyzing trace with hash -1511324253, now seen corresponding path program 1 times [2020-11-30 01:27:43,624 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:27:43,624 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077838988] [2020-11-30 01:27:43,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:27:43,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:27:43,853 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:27:43,853 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077838988] [2020-11-30 01:27:43,854 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:27:43,854 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:27:43,854 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351200354] [2020-11-30 01:27:43,855 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:27:43,855 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:27:43,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:27:43,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:27:43,857 INFO L87 Difference]: Start difference. First operand 787 states and 1088 transitions. Second operand 3 states. [2020-11-30 01:27:44,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:27:44,928 INFO L93 Difference]: Finished difference Result 1941 states and 2628 transitions. [2020-11-30 01:27:44,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:27:44,929 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 103 [2020-11-30 01:27:44,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:27:44,938 INFO L225 Difference]: With dead ends: 1941 [2020-11-30 01:27:44,938 INFO L226 Difference]: Without dead ends: 1156 [2020-11-30 01:27:44,940 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 [2020-11-30 01:27:44,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1156 states. [2020-11-30 01:27:44,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1156 to 1156. [2020-11-30 01:27:44,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1156 states. [2020-11-30 01:27:44,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1156 states to 1156 states and 1475 transitions. [2020-11-30 01:27:44,977 INFO L78 Accepts]: Start accepts. Automaton has 1156 states and 1475 transitions. Word has length 103 [2020-11-30 01:27:44,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:27:44,977 INFO L481 AbstractCegarLoop]: Abstraction has 1156 states and 1475 transitions. [2020-11-30 01:27:44,978 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:27:44,978 INFO L276 IsEmpty]: Start isEmpty. Operand 1156 states and 1475 transitions. [2020-11-30 01:27:44,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-11-30 01:27:44,981 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:27:44,981 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, 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] [2020-11-30 01:27:44,981 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-11-30 01:27:44,982 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:27:44,982 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:27:44,982 INFO L82 PathProgramCache]: Analyzing trace with hash 2010165786, now seen corresponding path program 1 times [2020-11-30 01:27:44,983 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:27:44,983 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168751223] [2020-11-30 01:27:44,983 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:27:45,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:27:45,215 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:27:45,216 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168751223] [2020-11-30 01:27:45,216 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:27:45,216 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:27:45,216 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152076482] [2020-11-30 01:27:45,217 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:27:45,217 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:27:45,218 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:27:45,218 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:27:45,219 INFO L87 Difference]: Start difference. First operand 1156 states and 1475 transitions. Second operand 3 states. [2020-11-30 01:27:46,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:27:46,682 INFO L93 Difference]: Finished difference Result 2877 states and 3705 transitions. [2020-11-30 01:27:46,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:27:46,683 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 145 [2020-11-30 01:27:46,685 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:27:46,698 INFO L225 Difference]: With dead ends: 2877 [2020-11-30 01:27:46,698 INFO L226 Difference]: Without dead ends: 1723 [2020-11-30 01:27:46,701 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 [2020-11-30 01:27:46,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1723 states. [2020-11-30 01:27:46,762 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1723 to 1529. [2020-11-30 01:27:46,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1529 states. [2020-11-30 01:27:46,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1529 states and 1926 transitions. [2020-11-30 01:27:46,772 INFO L78 Accepts]: Start accepts. Automaton has 1529 states and 1926 transitions. Word has length 145 [2020-11-30 01:27:46,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:27:46,774 INFO L481 AbstractCegarLoop]: Abstraction has 1529 states and 1926 transitions. [2020-11-30 01:27:46,774 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:27:46,774 INFO L276 IsEmpty]: Start isEmpty. Operand 1529 states and 1926 transitions. [2020-11-30 01:27:46,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2020-11-30 01:27:46,781 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:27:46,781 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, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:27:46,782 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-11-30 01:27:46,782 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:27:46,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:27:46,785 INFO L82 PathProgramCache]: Analyzing trace with hash -401044316, now seen corresponding path program 1 times [2020-11-30 01:27:46,785 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:27:46,786 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [513288827] [2020-11-30 01:27:46,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:27:46,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:27:47,038 INFO L134 CoverageAnalysis]: Checked inductivity of 130 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2020-11-30 01:27:47,038 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [513288827] [2020-11-30 01:27:47,039 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:27:47,039 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:27:47,039 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1938653146] [2020-11-30 01:27:47,040 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:27:47,040 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:27:47,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:27:47,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:27:47,042 INFO L87 Difference]: Start difference. First operand 1529 states and 1926 transitions. Second operand 3 states. [2020-11-30 01:27:48,628 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:27:48,629 INFO L93 Difference]: Finished difference Result 3616 states and 4598 transitions. [2020-11-30 01:27:48,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:27:48,629 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 215 [2020-11-30 01:27:48,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:27:48,644 INFO L225 Difference]: With dead ends: 3616 [2020-11-30 01:27:48,645 INFO L226 Difference]: Without dead ends: 2089 [2020-11-30 01:27:48,647 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 [2020-11-30 01:27:48,651 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2089 states. [2020-11-30 01:27:48,698 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2089 to 1896. [2020-11-30 01:27:48,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1896 states. [2020-11-30 01:27:48,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1896 states to 1896 states and 2365 transitions. [2020-11-30 01:27:48,706 INFO L78 Accepts]: Start accepts. Automaton has 1896 states and 2365 transitions. Word has length 215 [2020-11-30 01:27:48,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:27:48,707 INFO L481 AbstractCegarLoop]: Abstraction has 1896 states and 2365 transitions. [2020-11-30 01:27:48,707 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:27:48,708 INFO L276 IsEmpty]: Start isEmpty. Operand 1896 states and 2365 transitions. [2020-11-30 01:27:48,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2020-11-30 01:27:48,713 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:27:48,713 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:27:48,714 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-11-30 01:27:48,714 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:27:48,715 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:27:48,715 INFO L82 PathProgramCache]: Analyzing trace with hash -1842486063, now seen corresponding path program 1 times [2020-11-30 01:27:48,715 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:27:48,716 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [778913520] [2020-11-30 01:27:48,716 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:27:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:27:49,078 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2020-11-30 01:27:49,079 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [778913520] [2020-11-30 01:27:49,081 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:27:49,081 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-11-30 01:27:49,081 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571643212] [2020-11-30 01:27:49,082 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:27:49,083 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:27:49,084 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:27:49,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:27:49,086 INFO L87 Difference]: Start difference. First operand 1896 states and 2365 transitions. Second operand 3 states. [2020-11-30 01:27:50,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:27:50,558 INFO L93 Difference]: Finished difference Result 4710 states and 5991 transitions. [2020-11-30 01:27:50,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:27:50,559 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 233 [2020-11-30 01:27:50,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:27:50,579 INFO L225 Difference]: With dead ends: 4710 [2020-11-30 01:27:50,579 INFO L226 Difference]: Without dead ends: 2816 [2020-11-30 01:27:50,582 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 [2020-11-30 01:27:50,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2816 states. [2020-11-30 01:27:50,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2816 to 2815. [2020-11-30 01:27:50,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2815 states. [2020-11-30 01:27:50,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2815 states to 2815 states and 3392 transitions. [2020-11-30 01:27:50,661 INFO L78 Accepts]: Start accepts. Automaton has 2815 states and 3392 transitions. Word has length 233 [2020-11-30 01:27:50,663 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:27:50,667 INFO L481 AbstractCegarLoop]: Abstraction has 2815 states and 3392 transitions. [2020-11-30 01:27:50,667 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:27:50,667 INFO L276 IsEmpty]: Start isEmpty. Operand 2815 states and 3392 transitions. [2020-11-30 01:27:50,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2020-11-30 01:27:50,673 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:27:50,674 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:27:50,674 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-11-30 01:27:50,675 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:27:50,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:27:50,678 INFO L82 PathProgramCache]: Analyzing trace with hash 1408408261, now seen corresponding path program 1 times [2020-11-30 01:27:50,678 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:27:50,678 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815685656] [2020-11-30 01:27:50,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:27:50,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:27:51,017 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 157 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:27:51,019 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815685656] [2020-11-30 01:27:51,020 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:27:51,020 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:27:51,021 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1391946506] [2020-11-30 01:27:51,022 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:27:51,022 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:27:51,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:27:51,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:27:51,024 INFO L87 Difference]: Start difference. First operand 2815 states and 3392 transitions. Second operand 3 states. [2020-11-30 01:27:52,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:27:52,784 INFO L93 Difference]: Finished difference Result 6927 states and 8400 transitions. [2020-11-30 01:27:52,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:27:52,785 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 242 [2020-11-30 01:27:52,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:27:52,813 INFO L225 Difference]: With dead ends: 6927 [2020-11-30 01:27:52,813 INFO L226 Difference]: Without dead ends: 4114 [2020-11-30 01:27:52,818 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 [2020-11-30 01:27:52,826 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4114 states. [2020-11-30 01:27:52,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4114 to 4112. [2020-11-30 01:27:52,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4112 states. [2020-11-30 01:27:52,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4112 states to 4112 states and 4909 transitions. [2020-11-30 01:27:52,961 INFO L78 Accepts]: Start accepts. Automaton has 4112 states and 4909 transitions. Word has length 242 [2020-11-30 01:27:52,962 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:27:52,963 INFO L481 AbstractCegarLoop]: Abstraction has 4112 states and 4909 transitions. [2020-11-30 01:27:52,963 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:27:52,963 INFO L276 IsEmpty]: Start isEmpty. Operand 4112 states and 4909 transitions. [2020-11-30 01:27:52,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 252 [2020-11-30 01:27:52,970 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:27:52,970 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, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:27:52,971 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-11-30 01:27:52,971 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:27:52,972 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:27:52,972 INFO L82 PathProgramCache]: Analyzing trace with hash 1236790437, now seen corresponding path program 1 times [2020-11-30 01:27:52,972 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:27:52,973 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [249320998] [2020-11-30 01:27:52,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:27:53,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:27:53,736 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 127 proven. 39 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 01:27:53,736 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [249320998] [2020-11-30 01:27:53,737 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [174743745] [2020-11-30 01:27:53,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7dc1ced5-50f1-4bfc-965b-7690a8a59cd1/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 [2020-11-30 01:27:53,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:27:53,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 375 conjuncts, 3 conjunts are in the unsatisfiable core [2020-11-30 01:27:53,948 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 01:27:54,134 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-11-30 01:27:54,191 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 01:27:54,246 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-11-30 01:27:54,540 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2020-11-30 01:27:54,540 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-11-30 01:27:54,541 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2020-11-30 01:27:54,541 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940346260] [2020-11-30 01:27:54,542 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-30 01:27:54,542 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:27:54,543 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-30 01:27:54,543 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2020-11-30 01:27:54,543 INFO L87 Difference]: Start difference. First operand 4112 states and 4909 transitions. Second operand 5 states. [2020-11-30 01:27:57,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:27:57,801 INFO L93 Difference]: Finished difference Result 11738 states and 13798 transitions. [2020-11-30 01:27:57,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 01:27:57,803 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 251 [2020-11-30 01:27:57,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:27:57,852 INFO L225 Difference]: With dead ends: 11738 [2020-11-30 01:27:57,853 INFO L226 Difference]: Without dead ends: 7628 [2020-11-30 01:27:57,860 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 256 GetRequests, 248 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2020-11-30 01:27:57,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7628 states. [2020-11-30 01:27:58,030 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7628 to 5962. [2020-11-30 01:27:58,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5962 states. [2020-11-30 01:27:58,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5962 states to 5962 states and 6995 transitions. [2020-11-30 01:27:58,049 INFO L78 Accepts]: Start accepts. Automaton has 5962 states and 6995 transitions. Word has length 251 [2020-11-30 01:27:58,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:27:58,050 INFO L481 AbstractCegarLoop]: Abstraction has 5962 states and 6995 transitions. [2020-11-30 01:27:58,050 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-30 01:27:58,050 INFO L276 IsEmpty]: Start isEmpty. Operand 5962 states and 6995 transitions. [2020-11-30 01:27:58,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2020-11-30 01:27:58,057 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:27:58,058 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:27:58,273 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2020-11-30 01:27:58,273 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:27:58,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:27:58,273 INFO L82 PathProgramCache]: Analyzing trace with hash -1019893620, now seen corresponding path program 1 times [2020-11-30 01:27:58,274 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:27:58,274 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240229960] [2020-11-30 01:27:58,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:27:58,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:27:58,520 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2020-11-30 01:27:58,520 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240229960] [2020-11-30 01:27:58,522 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:27:58,522 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:27:58,524 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878432062] [2020-11-30 01:27:58,524 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:27:58,525 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:27:58,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:27:58,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:27:58,526 INFO L87 Difference]: Start difference. First operand 5962 states and 6995 transitions. Second operand 3 states. [2020-11-30 01:27:59,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:27:59,903 INFO L93 Difference]: Finished difference Result 7436 states and 8673 transitions. [2020-11-30 01:27:59,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:27:59,904 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 252 [2020-11-30 01:27:59,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:27:59,947 INFO L225 Difference]: With dead ends: 7436 [2020-11-30 01:27:59,948 INFO L226 Difference]: Without dead ends: 7434 [2020-11-30 01:27:59,950 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 [2020-11-30 01:27:59,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7434 states. [2020-11-30 01:28:00,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7434 to 7066. [2020-11-30 01:28:00,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7066 states. [2020-11-30 01:28:00,137 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7066 states to 7066 states and 8273 transitions. [2020-11-30 01:28:00,138 INFO L78 Accepts]: Start accepts. Automaton has 7066 states and 8273 transitions. Word has length 252 [2020-11-30 01:28:00,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:28:00,140 INFO L481 AbstractCegarLoop]: Abstraction has 7066 states and 8273 transitions. [2020-11-30 01:28:00,143 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:28:00,143 INFO L276 IsEmpty]: Start isEmpty. Operand 7066 states and 8273 transitions. [2020-11-30 01:28:00,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 253 [2020-11-30 01:28:00,150 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:28:00,151 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:28:00,151 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-11-30 01:28:00,151 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:28:00,152 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:28:00,152 INFO L82 PathProgramCache]: Analyzing trace with hash -967255364, now seen corresponding path program 1 times [2020-11-30 01:28:00,152 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:28:00,153 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2022623135] [2020-11-30 01:28:00,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:28:00,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:28:00,408 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-11-30 01:28:00,409 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2022623135] [2020-11-30 01:28:00,411 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:28:00,411 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:28:00,412 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [119301481] [2020-11-30 01:28:00,412 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:28:00,413 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:28:00,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:28:00,413 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:28:00,414 INFO L87 Difference]: Start difference. First operand 7066 states and 8273 transitions. Second operand 3 states. [2020-11-30 01:28:01,979 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:28:01,979 INFO L93 Difference]: Finished difference Result 15787 states and 18513 transitions. [2020-11-30 01:28:01,980 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:28:01,980 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 252 [2020-11-30 01:28:01,980 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:28:02,004 INFO L225 Difference]: With dead ends: 15787 [2020-11-30 01:28:02,005 INFO L226 Difference]: Without dead ends: 8723 [2020-11-30 01:28:02,016 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 [2020-11-30 01:28:02,030 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8723 states. [2020-11-30 01:28:02,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8723 to 5950. [2020-11-30 01:28:02,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5950 states. [2020-11-30 01:28:02,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5950 states to 5950 states and 6977 transitions. [2020-11-30 01:28:02,184 INFO L78 Accepts]: Start accepts. Automaton has 5950 states and 6977 transitions. Word has length 252 [2020-11-30 01:28:02,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:28:02,185 INFO L481 AbstractCegarLoop]: Abstraction has 5950 states and 6977 transitions. [2020-11-30 01:28:02,186 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:28:02,186 INFO L276 IsEmpty]: Start isEmpty. Operand 5950 states and 6977 transitions. [2020-11-30 01:28:02,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 264 [2020-11-30 01:28:02,194 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 01:28:02,195 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 01:28:02,195 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-11-30 01:28:02,196 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 01:28:02,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 01:28:02,197 INFO L82 PathProgramCache]: Analyzing trace with hash 1363459657, now seen corresponding path program 1 times [2020-11-30 01:28:02,197 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-30 01:28:02,197 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019384492] [2020-11-30 01:28:02,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-30 01:28:02,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 01:28:02,487 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 61 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2020-11-30 01:28:02,488 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019384492] [2020-11-30 01:28:02,488 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-30 01:28:02,488 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-11-30 01:28:02,489 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1939300026] [2020-11-30 01:28:02,489 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-30 01:28:02,490 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-30 01:28:02,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-30 01:28:02,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-30 01:28:02,492 INFO L87 Difference]: Start difference. First operand 5950 states and 6977 transitions. Second operand 3 states. [2020-11-30 01:28:04,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 01:28:04,032 INFO L93 Difference]: Finished difference Result 11894 states and 13949 transitions. [2020-11-30 01:28:04,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-30 01:28:04,033 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 263 [2020-11-30 01:28:04,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 01:28:04,034 INFO L225 Difference]: With dead ends: 11894 [2020-11-30 01:28:04,034 INFO L226 Difference]: Without dead ends: 0 [2020-11-30 01:28:04,047 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 [2020-11-30 01:28:04,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-30 01:28:04,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-30 01:28:04,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-30 01:28:04,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-30 01:28:04,049 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 263 [2020-11-30 01:28:04,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 01:28:04,049 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-30 01:28:04,049 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-30 01:28:04,049 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-30 01:28:04,050 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-30 01:28:04,050 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-11-30 01:28:04,052 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-30 01:28:04,231 INFO L274 CegarLoopResult]: For program point L498(lines 498 509) no Hoare annotation was computed. [2020-11-30 01:28:04,231 INFO L274 CegarLoopResult]: For program point L432(lines 432 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,231 INFO L274 CegarLoopResult]: For program point L498-2(lines 498 509) no Hoare annotation was computed. [2020-11-30 01:28:04,231 INFO L274 CegarLoopResult]: For program point L168-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,231 INFO L274 CegarLoopResult]: For program point L102-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,232 INFO L274 CegarLoopResult]: For program point L36-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,232 INFO L274 CegarLoopResult]: For program point L1027(lines 1027 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,232 INFO L274 CegarLoopResult]: For program point L631(lines 631 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,232 INFO L274 CegarLoopResult]: For program point L565(lines 565 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,232 INFO L274 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2020-11-30 01:28:04,232 INFO L274 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2020-11-30 01:28:04,232 INFO L274 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2020-11-30 01:28:04,232 INFO L274 CegarLoopResult]: For program point L896(lines 896 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,232 INFO L274 CegarLoopResult]: For program point L698(lines 698 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,233 INFO L274 CegarLoopResult]: For program point L368(lines 368 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,233 INFO L274 CegarLoopResult]: For program point L963(lines 963 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,233 INFO L274 CegarLoopResult]: For program point L237(lines 237 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,233 INFO L274 CegarLoopResult]: For program point L171-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,233 INFO L274 CegarLoopResult]: For program point L105-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,233 INFO L274 CegarLoopResult]: For program point L39-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,233 INFO L274 CegarLoopResult]: For program point L832(lines 832 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,233 INFO L274 CegarLoopResult]: For program point L304(lines 304 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,233 INFO L274 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2020-11-30 01:28:04,233 INFO L274 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2020-11-30 01:28:04,234 INFO L274 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2020-11-30 01:28:04,234 INFO L274 CegarLoopResult]: For program point L767(lines 767 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,234 INFO L274 CegarLoopResult]: For program point L768(lines 768 778) no Hoare annotation was computed. [2020-11-30 01:28:04,234 INFO L274 CegarLoopResult]: For program point L768-2(lines 768 778) no Hoare annotation was computed. [2020-11-30 01:28:04,234 INFO L274 CegarLoopResult]: For program point L174-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,234 INFO L274 CegarLoopResult]: For program point L108-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,234 INFO L274 CegarLoopResult]: For program point L42-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,234 INFO L274 CegarLoopResult]: For program point L835(lines 835 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,234 INFO L274 CegarLoopResult]: For program point L571(lines 571 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,234 INFO L274 CegarLoopResult]: For program point L439(lines 439 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,234 INFO L274 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2020-11-30 01:28:04,235 INFO L274 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2020-11-30 01:28:04,235 INFO L274 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2020-11-30 01:28:04,235 INFO L274 CegarLoopResult]: For program point L968(lines 968 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,235 INFO L274 CegarLoopResult]: For program point L704(lines 704 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,235 INFO L274 CegarLoopResult]: For program point L638(lines 638 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,235 INFO L270 CegarLoopResult]: At program point L1035(lines 32 1036) the Hoare annotation is: (or (<= 97 ~a23~0) (<= ~a25~0 10) (= ~a25~0 11) (= ~a25~0 12) (not (= ~a4~0 1)) (<= ~a29~0 245)) [2020-11-30 01:28:04,235 INFO L274 CegarLoopResult]: For program point L903(lines 903 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,236 INFO L274 CegarLoopResult]: For program point L705(lines 705 715) no Hoare annotation was computed. [2020-11-30 01:28:04,236 INFO L274 CegarLoopResult]: For program point L705-2(lines 705 715) no Hoare annotation was computed. [2020-11-30 01:28:04,236 INFO L274 CegarLoopResult]: For program point L375(lines 375 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,236 INFO L274 CegarLoopResult]: For program point L309(lines 309 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,236 INFO L274 CegarLoopResult]: For program point L243(lines 243 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,236 INFO L274 CegarLoopResult]: For program point L177-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,236 INFO L274 CegarLoopResult]: For program point L111-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,236 INFO L274 CegarLoopResult]: For program point L45-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,236 INFO L274 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2020-11-30 01:28:04,236 INFO L274 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2020-11-30 01:28:04,237 INFO L274 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2020-11-30 01:28:04,237 INFO L277 CegarLoopResult]: At program point L1038(lines 1038 1054) the Hoare annotation is: true [2020-11-30 01:28:04,237 INFO L274 CegarLoopResult]: For program point L576(lines 576 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,237 INFO L274 CegarLoopResult]: For program point L510(lines 510 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,237 INFO L274 CegarLoopResult]: For program point L180-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,237 INFO L274 CegarLoopResult]: For program point L114-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,237 INFO L274 CegarLoopResult]: For program point L48-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,237 INFO L274 CegarLoopResult]: For program point L973(lines 973 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,237 INFO L274 CegarLoopResult]: For program point L841(lines 841 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,238 INFO L274 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2020-11-30 01:28:04,238 INFO L274 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2020-11-30 01:28:04,238 INFO L274 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2020-11-30 01:28:04,238 INFO L274 CegarLoopResult]: For program point L908(lines 908 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,238 INFO L274 CegarLoopResult]: For program point L446(lines 446 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,238 INFO L274 CegarLoopResult]: For program point L380(lines 380 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,238 INFO L274 CegarLoopResult]: For program point L645(lines 645 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,238 INFO L274 CegarLoopResult]: For program point L315(lines 315 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,238 INFO L274 CegarLoopResult]: For program point L183-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,238 INFO L274 CegarLoopResult]: For program point L117-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,239 INFO L274 CegarLoopResult]: For program point L51-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,239 INFO L274 CegarLoopResult]: For program point L250(lines 250 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,239 INFO L274 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-11-30 01:28:04,239 INFO L274 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2020-11-30 01:28:04,239 INFO L274 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2020-11-30 01:28:04,239 INFO L274 CegarLoopResult]: For program point L779(lines 779 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,239 INFO L270 CegarLoopResult]: At program point L1044-2(lines 1044 1053) the Hoare annotation is: (or (<= 97 ~a23~0) (<= ~a25~0 10) (= ~a25~0 11) (= ~a25~0 12) (not (= ~a4~0 1)) (<= ~a29~0 245)) [2020-11-30 01:28:04,239 INFO L274 CegarLoopResult]: For program point L846(lines 846 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,239 INFO L274 CegarLoopResult]: For program point L582(lines 582 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,239 INFO L274 CegarLoopResult]: For program point L186-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,240 INFO L274 CegarLoopResult]: For program point L120-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,240 INFO L274 CegarLoopResult]: For program point L54-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,240 INFO L274 CegarLoopResult]: For program point L979(lines 979 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,240 INFO L274 CegarLoopResult]: For program point L913(lines 913 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,240 INFO L274 CegarLoopResult]: For program point L517(lines 517 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,240 INFO L274 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-11-30 01:28:04,240 INFO L274 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2020-11-30 01:28:04,242 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-11-30 01:28:04,243 INFO L274 CegarLoopResult]: For program point L980(lines 980 990) no Hoare annotation was computed. [2020-11-30 01:28:04,243 INFO L274 CegarLoopResult]: For program point L914(lines 914 924) no Hoare annotation was computed. [2020-11-30 01:28:04,243 INFO L274 CegarLoopResult]: For program point L980-2(lines 980 990) no Hoare annotation was computed. [2020-11-30 01:28:04,243 INFO L274 CegarLoopResult]: For program point L914-2(lines 914 924) no Hoare annotation was computed. [2020-11-30 01:28:04,243 INFO L274 CegarLoopResult]: For program point L716(lines 716 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,244 INFO L274 CegarLoopResult]: For program point L320(lines 320 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,244 INFO L274 CegarLoopResult]: For program point L585(lines 585 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,244 INFO L274 CegarLoopResult]: For program point L453(lines 453 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,244 INFO L274 CegarLoopResult]: For program point L387(lines 387 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,244 INFO L274 CegarLoopResult]: For program point L189-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,244 INFO L274 CegarLoopResult]: For program point L123-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,245 INFO L274 CegarLoopResult]: For program point L57-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,245 INFO L274 CegarLoopResult]: For program point L784(lines 784 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,245 INFO L274 CegarLoopResult]: For program point L652(lines 652 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,245 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-30 01:28:04,245 INFO L274 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2020-11-30 01:28:04,245 INFO L274 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2020-11-30 01:28:04,246 INFO L274 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2020-11-30 01:28:04,246 INFO L274 CegarLoopResult]: For program point L1049(line 1049) no Hoare annotation was computed. [2020-11-30 01:28:04,246 INFO L274 CegarLoopResult]: For program point L851(lines 851 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,246 INFO L274 CegarLoopResult]: For program point L257(lines 257 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,246 INFO L274 CegarLoopResult]: For program point L192-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,246 INFO L274 CegarLoopResult]: For program point L126-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,247 INFO L274 CegarLoopResult]: For program point L60-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,247 INFO L274 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2020-11-30 01:28:04,247 INFO L274 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-11-30 01:28:04,247 INFO L274 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2020-11-30 01:28:04,247 INFO L274 CegarLoopResult]: For program point L722(lines 722 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,248 INFO L274 CegarLoopResult]: For program point L524(lines 524 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,248 INFO L274 CegarLoopResult]: For program point L657(lines 657 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,248 INFO L274 CegarLoopResult]: For program point L591(lines 591 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,248 INFO L274 CegarLoopResult]: For program point L525(lines 525 535) no Hoare annotation was computed. [2020-11-30 01:28:04,249 INFO L274 CegarLoopResult]: For program point L525-2(lines 525 535) no Hoare annotation was computed. [2020-11-30 01:28:04,249 INFO L274 CegarLoopResult]: For program point L327(lines 327 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,249 INFO L274 CegarLoopResult]: For program point L195-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,249 INFO L274 CegarLoopResult]: For program point L129-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,249 INFO L274 CegarLoopResult]: For program point L63-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,249 INFO L274 CegarLoopResult]: For program point L856(lines 856 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,250 INFO L274 CegarLoopResult]: For program point L790(lines 790 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,250 INFO L274 CegarLoopResult]: For program point L658(lines 658 667) no Hoare annotation was computed. [2020-11-30 01:28:04,250 INFO L274 CegarLoopResult]: For program point L658-2(lines 658 667) no Hoare annotation was computed. [2020-11-30 01:28:04,250 INFO L274 CegarLoopResult]: For program point L460(lines 460 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,250 INFO L274 CegarLoopResult]: For program point L394(lines 394 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,250 INFO L274 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2020-11-30 01:28:04,251 INFO L274 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-11-30 01:28:04,251 INFO L274 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2020-11-30 01:28:04,251 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-30 01:28:04,251 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 12) no Hoare annotation was computed. [2020-11-30 01:28:04,251 INFO L274 CegarLoopResult]: For program point L264(lines 264 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,251 INFO L274 CegarLoopResult]: For program point L198-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,252 INFO L274 CegarLoopResult]: For program point L132-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,252 INFO L274 CegarLoopResult]: For program point L66-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,252 INFO L274 CegarLoopResult]: For program point L991(lines 991 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,252 INFO L274 CegarLoopResult]: For program point L925(lines 925 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,252 INFO L274 CegarLoopResult]: For program point L727(lines 727 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,252 INFO L274 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2020-11-30 01:28:04,253 INFO L274 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2020-11-30 01:28:04,253 INFO L274 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2020-11-30 01:28:04,253 INFO L274 CegarLoopResult]: For program point L926(lines 926 936) no Hoare annotation was computed. [2020-11-30 01:28:04,253 INFO L274 CegarLoopResult]: For program point L926-2(lines 926 936) no Hoare annotation was computed. [2020-11-30 01:28:04,253 INFO L274 CegarLoopResult]: For program point L728(lines 728 740) no Hoare annotation was computed. [2020-11-30 01:28:04,253 INFO L274 CegarLoopResult]: For program point L728-2(lines 728 740) no Hoare annotation was computed. [2020-11-30 01:28:04,254 INFO L274 CegarLoopResult]: For program point L596(lines 596 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,254 INFO L274 CegarLoopResult]: For program point L332(lines 332 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,254 INFO L274 CegarLoopResult]: For program point L597(lines 597 607) no Hoare annotation was computed. [2020-11-30 01:28:04,254 INFO L274 CegarLoopResult]: For program point L597-2(lines 597 607) no Hoare annotation was computed. [2020-11-30 01:28:04,254 INFO L274 CegarLoopResult]: For program point L201-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,254 INFO L274 CegarLoopResult]: For program point L135-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,255 INFO L274 CegarLoopResult]: For program point L69-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,255 INFO L274 CegarLoopResult]: For program point L862(lines 862 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,255 INFO L274 CegarLoopResult]: For program point L466(lines 466 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,255 INFO L274 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-11-30 01:28:04,255 INFO L274 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2020-11-30 01:28:04,255 INFO L274 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2020-11-30 01:28:04,256 INFO L274 CegarLoopResult]: For program point L797(lines 797 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,256 INFO L274 CegarLoopResult]: For program point L401(lines 401 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,256 INFO L274 CegarLoopResult]: For program point L270(lines 270 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,256 INFO L274 CegarLoopResult]: For program point L204-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,256 INFO L274 CegarLoopResult]: For program point L138-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,256 INFO L274 CegarLoopResult]: For program point L72-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,257 INFO L274 CegarLoopResult]: For program point L205(line 205) no Hoare annotation was computed. [2020-11-30 01:28:04,257 INFO L274 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2020-11-30 01:28:04,257 INFO L274 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2020-11-30 01:28:04,257 INFO L274 CegarLoopResult]: For program point L998(lines 998 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,257 INFO L274 CegarLoopResult]: For program point L668(lines 668 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,257 INFO L274 CegarLoopResult]: For program point L536(lines 536 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,258 INFO L274 CegarLoopResult]: For program point L339(lines 339 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,258 INFO L274 CegarLoopResult]: For program point L207-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,258 INFO L274 CegarLoopResult]: For program point L141-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,258 INFO L274 CegarLoopResult]: For program point L75-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,258 INFO L274 CegarLoopResult]: For program point L802(lines 802 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,258 INFO L274 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-11-30 01:28:04,259 INFO L274 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2020-11-30 01:28:04,259 INFO L274 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2020-11-30 01:28:04,259 INFO L274 CegarLoopResult]: For program point L869(lines 869 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,259 INFO L274 CegarLoopResult]: For program point L473(lines 473 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,259 INFO L274 CegarLoopResult]: For program point L275(lines 275 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,259 INFO L274 CegarLoopResult]: For program point L408(lines 408 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,260 INFO L274 CegarLoopResult]: For program point L210-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,260 INFO L274 CegarLoopResult]: For program point L144-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,260 INFO L274 CegarLoopResult]: For program point L78-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,260 INFO L274 CegarLoopResult]: For program point L12(line 12) no Hoare annotation was computed. [2020-11-30 01:28:04,260 INFO L274 CegarLoopResult]: For program point L1003(lines 1003 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,260 INFO L274 CegarLoopResult]: For program point L937(lines 937 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,261 INFO L274 CegarLoopResult]: For program point L673(lines 673 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,261 INFO L274 CegarLoopResult]: For program point L541(lines 541 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,261 INFO L274 CegarLoopResult]: For program point L409(lines 409 420) no Hoare annotation was computed. [2020-11-30 01:28:04,261 INFO L274 CegarLoopResult]: For program point L409-2(lines 409 420) no Hoare annotation was computed. [2020-11-30 01:28:04,261 INFO L274 CegarLoopResult]: For program point L211(line 211) no Hoare annotation was computed. [2020-11-30 01:28:04,261 INFO L274 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2020-11-30 01:28:04,262 INFO L274 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2020-11-30 01:28:04,262 INFO L274 CegarLoopResult]: For program point L608(lines 608 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,262 INFO L274 CegarLoopResult]: For program point L344(lines 344 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,262 INFO L274 CegarLoopResult]: For program point L278(lines 278 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,262 INFO L274 CegarLoopResult]: For program point L741(lines 741 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,262 INFO L274 CegarLoopResult]: For program point L213-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,263 INFO L274 CegarLoopResult]: For program point L147-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,263 INFO L274 CegarLoopResult]: For program point L81-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,263 INFO L274 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-11-30 01:28:04,263 INFO L274 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2020-11-30 01:28:04,263 INFO L274 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-11-30 01:28:04,263 INFO L274 CegarLoopResult]: For program point L875(lines 875 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,264 INFO L274 CegarLoopResult]: For program point L809(lines 809 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,264 INFO L274 CegarLoopResult]: For program point L942(lines 942 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,264 INFO L274 CegarLoopResult]: For program point L876(lines 876 885) no Hoare annotation was computed. [2020-11-30 01:28:04,264 INFO L274 CegarLoopResult]: For program point L876-2(lines 876 885) no Hoare annotation was computed. [2020-11-30 01:28:04,264 INFO L274 CegarLoopResult]: For program point L480(lines 480 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,264 INFO L274 CegarLoopResult]: For program point L150-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,264 INFO L274 CegarLoopResult]: For program point L84-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,265 INFO L274 CegarLoopResult]: For program point L613(lines 613 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,265 INFO L274 CegarLoopResult]: For program point L547(lines 547 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,265 INFO L274 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2020-11-30 01:28:04,265 INFO L274 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-11-30 01:28:04,265 INFO L274 CegarLoopResult]: For program point L1010(lines 1010 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,265 INFO L274 CegarLoopResult]: For program point L680(lines 680 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,266 INFO L274 CegarLoopResult]: For program point L614(lines 614 624) no Hoare annotation was computed. [2020-11-30 01:28:04,266 INFO L274 CegarLoopResult]: For program point L614-2(lines 614 624) no Hoare annotation was computed. [2020-11-30 01:28:04,266 INFO L274 CegarLoopResult]: For program point L350(lines 350 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,266 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-30 01:28:04,266 INFO L274 CegarLoopResult]: For program point L285(lines 285 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,266 INFO L274 CegarLoopResult]: For program point L153-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,267 INFO L274 CegarLoopResult]: For program point L87-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,267 INFO L274 CegarLoopResult]: For program point L814(lines 814 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,267 INFO L274 CegarLoopResult]: For program point L748(lines 748 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,267 INFO L274 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2020-11-30 01:28:04,267 INFO L274 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-11-30 01:28:04,267 INFO L274 CegarLoopResult]: For program point L815(lines 815 825) no Hoare annotation was computed. [2020-11-30 01:28:04,268 INFO L274 CegarLoopResult]: For program point L815-2(lines 815 825) no Hoare annotation was computed. [2020-11-30 01:28:04,268 INFO L274 CegarLoopResult]: For program point L552(lines 552 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,268 INFO L274 CegarLoopResult]: For program point L156-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,268 INFO L274 CegarLoopResult]: For program point L90-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,268 INFO L274 CegarLoopResult]: For program point L1015(lines 1015 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,268 INFO L274 CegarLoopResult]: For program point L949(lines 949 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,269 INFO L274 CegarLoopResult]: For program point L685(lines 685 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,269 INFO L274 CegarLoopResult]: For program point L487(lines 487 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,270 INFO L274 CegarLoopResult]: For program point L421(lines 421 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,270 INFO L274 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2020-11-30 01:28:04,271 INFO L274 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-11-30 01:28:04,271 INFO L274 CegarLoopResult]: For program point L950(lines 950 962) no Hoare annotation was computed. [2020-11-30 01:28:04,271 INFO L274 CegarLoopResult]: For program point L950-2(lines 950 962) no Hoare annotation was computed. [2020-11-30 01:28:04,271 INFO L274 CegarLoopResult]: For program point L488(lines 488 496) no Hoare annotation was computed. [2020-11-30 01:28:04,272 INFO L274 CegarLoopResult]: For program point L488-2(lines 488 496) no Hoare annotation was computed. [2020-11-30 01:28:04,272 INFO L274 CegarLoopResult]: For program point L356(lines 356 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,273 INFO L274 CegarLoopResult]: For program point L290(lines 290 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,273 INFO L274 CegarLoopResult]: For program point L224(lines 224 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,273 INFO L274 CegarLoopResult]: For program point L753(lines 753 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,275 INFO L274 CegarLoopResult]: For program point L159-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,276 INFO L274 CegarLoopResult]: For program point L93-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,276 INFO L274 CegarLoopResult]: For program point L886(lines 886 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,276 INFO L274 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2020-11-30 01:28:04,276 INFO L274 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-11-30 01:28:04,277 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-30 01:28:04,277 INFO L274 CegarLoopResult]: For program point L162-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,277 INFO L274 CegarLoopResult]: For program point L96-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,277 INFO L274 CegarLoopResult]: For program point L691(lines 691 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,277 INFO L274 CegarLoopResult]: For program point L625(lines 625 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,277 INFO L274 CegarLoopResult]: For program point L559(lines 559 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,278 INFO L274 CegarLoopResult]: For program point L427(lines 427 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,278 INFO L274 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2020-11-30 01:28:04,278 INFO L274 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2020-11-30 01:28:04,278 INFO L274 CegarLoopResult]: For program point L1022(lines 1022 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,278 INFO L274 CegarLoopResult]: For program point L891(lines 891 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,278 INFO L274 CegarLoopResult]: For program point L363(lines 363 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,278 INFO L274 CegarLoopResult]: For program point L297(lines 297 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,279 INFO L274 CegarLoopResult]: For program point L231(lines 231 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,279 INFO L274 CegarLoopResult]: For program point L165-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,279 INFO L274 CegarLoopResult]: For program point L99-1(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,279 INFO L274 CegarLoopResult]: For program point L33(lines 33 35) no Hoare annotation was computed. [2020-11-30 01:28:04,279 INFO L274 CegarLoopResult]: For program point L33-2(lines 32 1036) no Hoare annotation was computed. [2020-11-30 01:28:04,279 INFO L274 CegarLoopResult]: For program point L826(lines 826 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,280 INFO L274 CegarLoopResult]: For program point L760(lines 760 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,280 INFO L274 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2020-11-30 01:28:04,280 INFO L274 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2020-11-30 01:28:04,280 INFO L274 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2020-11-30 01:28:04,280 INFO L274 CegarLoopResult]: For program point L497(lines 497 1034) no Hoare annotation was computed. [2020-11-30 01:28:04,307 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 01:28:04 BoogieIcfgContainer [2020-11-30 01:28:04,307 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 01:28:04,308 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 01:28:04,308 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 01:28:04,308 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 01:28:04,309 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 01:27:39" (3/4) ... [2020-11-30 01:28:04,313 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-30 01:28:04,359 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2020-11-30 01:28:04,362 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-11-30 01:28:04,365 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:28:04,368 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-30 01:28:04,724 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7dc1ced5-50f1-4bfc-965b-7690a8a59cd1/bin/uautomizer/witness.graphml [2020-11-30 01:28:04,725 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 01:28:04,727 INFO L168 Benchmark]: Toolchain (without parser) took 29670.58 ms. Allocated memory was 132.1 MB in the beginning and 520.1 MB in the end (delta: 388.0 MB). Free memory was 102.0 MB in the beginning and 383.5 MB in the end (delta: -281.5 MB). Peak memory consumption was 105.0 MB. Max. memory is 16.1 GB. [2020-11-30 01:28:04,728 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 88.1 MB. Free memory was 46.7 MB in the beginning and 46.7 MB in the end (delta: 43.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 01:28:04,729 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1112.06 ms. Allocated memory is still 132.1 MB. Free memory was 102.0 MB in the beginning and 76.0 MB in the end (delta: 25.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:28:04,729 INFO L168 Benchmark]: Boogie Procedure Inliner took 270.54 ms. Allocated memory is still 132.1 MB. Free memory was 76.0 MB in the beginning and 93.6 MB in the end (delta: -17.5 MB). Peak memory consumption was 11.0 MB. Max. memory is 16.1 GB. [2020-11-30 01:28:04,730 INFO L168 Benchmark]: Boogie Preprocessor took 159.08 ms. Allocated memory is still 132.1 MB. Free memory was 93.6 MB in the beginning and 83.1 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 01:28:04,731 INFO L168 Benchmark]: RCFGBuilder took 2469.96 ms. Allocated memory was 132.1 MB in the beginning and 186.6 MB in the end (delta: 54.5 MB). Free memory was 83.1 MB in the beginning and 122.0 MB in the end (delta: -38.9 MB). Peak memory consumption was 60.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:28:04,732 INFO L168 Benchmark]: TraceAbstraction took 25218.41 ms. Allocated memory was 186.6 MB in the beginning and 520.1 MB in the end (delta: 333.4 MB). Free memory was 120.9 MB in the beginning and 408.7 MB in the end (delta: -287.8 MB). Peak memory consumption was 45.7 MB. Max. memory is 16.1 GB. [2020-11-30 01:28:04,732 INFO L168 Benchmark]: Witness Printer took 416.94 ms. Allocated memory is still 520.1 MB. Free memory was 408.7 MB in the beginning and 383.5 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. [2020-11-30 01:28:04,736 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 88.1 MB. Free memory was 46.7 MB in the beginning and 46.7 MB in the end (delta: 43.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1112.06 ms. Allocated memory is still 132.1 MB. Free memory was 102.0 MB in the beginning and 76.0 MB in the end (delta: 25.9 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 270.54 ms. Allocated memory is still 132.1 MB. Free memory was 76.0 MB in the beginning and 93.6 MB in the end (delta: -17.5 MB). Peak memory consumption was 11.0 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 159.08 ms. Allocated memory is still 132.1 MB. Free memory was 93.6 MB in the beginning and 83.1 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2469.96 ms. Allocated memory was 132.1 MB in the beginning and 186.6 MB in the end (delta: 54.5 MB). Free memory was 83.1 MB in the beginning and 122.0 MB in the end (delta: -38.9 MB). Peak memory consumption was 60.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 25218.41 ms. Allocated memory was 186.6 MB in the beginning and 520.1 MB in the end (delta: 333.4 MB). Free memory was 120.9 MB in the beginning and 408.7 MB in the end (delta: -287.8 MB). Peak memory consumption was 45.7 MB. Max. memory is 16.1 GB. * Witness Printer took 416.94 ms. Allocated memory is still 520.1 MB. Free memory was 408.7 MB in the beginning and 383.5 MB in the end (delta: 25.2 MB). Peak memory consumption was 25.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 12]: 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: 1038]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1044]: Loop Invariant Derived loop invariant: ((((97 <= a23 || a25 <= 10) || a25 == 11) || a25 == 12) || !(a4 == 1)) || a29 <= 245 - InvariantResult [Line: 32]: Loop Invariant Derived loop invariant: ((((97 <= a23 || a25 <= 10) || a25 == 11) || a25 == 12) || !(a4 == 1)) || a29 <= 245 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 284 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 24.8s, OverallIterations: 11, TraceHistogramMax: 3, AutomataDifference: 18.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2048 SDtfs, 1938 SDslu, 282 SDs, 0 SdLazy, 6601 SolverSat, 1007 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 13.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 282 GetRequests, 264 SyntacticMatches, 1 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7066occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 11 MinimizatonAttempts, 5212 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 67 NumberOfFragments, 41 HoareAnnotationTreeSize, 3 FomulaSimplifications, 1728 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 8 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 2341 NumberOfCodeBlocks, 2341 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2329 ConstructedInterpolants, 1 QuantifiedInterpolants, 1662425 SizeOfPredicates, 1 NumberOfNonLiveVariables, 375 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 12 InterpolantComputations, 11 PerfectInterpolantSequences, 1274/1313 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...