./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem14_label26.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ab5a27ad-21fe-41b0-9463-c2c2d6208d06/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_ab5a27ad-21fe-41b0-9463-c2c2d6208d06/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ab5a27ad-21fe-41b0-9463-c2c2d6208d06/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ab5a27ad-21fe-41b0-9463-c2c2d6208d06/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem14_label26.c -s /tmp/vcloud-vcloud-master/worker/run_dir_ab5a27ad-21fe-41b0-9463-c2c2d6208d06/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ab5a27ad-21fe-41b0-9463-c2c2d6208d06/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash cbdb653cfcf101dac558ea109da390cc04b5e9b8 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 04:11:27,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 04:11:27,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 04:11:27,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 04:11:27,085 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 04:11:27,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 04:11:27,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 04:11:27,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 04:11:27,100 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 04:11:27,104 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 04:11:27,105 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 04:11:27,106 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 04:11:27,107 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 04:11:27,109 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 04:11:27,110 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 04:11:27,111 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 04:11:27,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 04:11:27,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 04:11:27,114 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 04:11:27,118 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 04:11:27,122 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 04:11:27,124 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 04:11:27,126 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 04:11:27,127 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 04:11:27,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 04:11:27,131 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 04:11:27,131 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 04:11:27,132 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 04:11:27,133 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 04:11:27,134 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 04:11:27,134 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 04:11:27,135 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 04:11:27,136 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 04:11:27,137 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 04:11:27,138 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 04:11:27,138 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 04:11:27,139 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 04:11:27,139 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 04:11:27,139 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 04:11:27,140 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 04:11:27,141 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 04:11:27,142 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ab5a27ad-21fe-41b0-9463-c2c2d6208d06/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 04:11:27,166 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 04:11:27,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 04:11:27,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 04:11:27,178 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 04:11:27,178 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 04:11:27,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 04:11:27,178 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 04:11:27,179 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 04:11:27,179 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 04:11:27,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 04:11:27,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 04:11:27,179 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 04:11:27,180 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 04:11:27,180 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 04:11:27,180 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 04:11:27,180 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 04:11:27,180 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 04:11:27,182 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 04:11:27,182 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 04:11:27,182 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 04:11:27,182 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 04:11:27,183 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 04:11:27,183 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 04:11:27,183 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 04:11:27,183 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 04:11:27,183 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 04:11:27,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 04:11:27,184 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 04:11:27,184 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_ab5a27ad-21fe-41b0-9463-c2c2d6208d06/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(__VERIFIER_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 -> cbdb653cfcf101dac558ea109da390cc04b5e9b8 [2019-11-20 04:11:27,328 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 04:11:27,336 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 04:11:27,339 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 04:11:27,340 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 04:11:27,344 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 04:11:27,345 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ab5a27ad-21fe-41b0-9463-c2c2d6208d06/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem14_label26.c [2019-11-20 04:11:27,411 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ab5a27ad-21fe-41b0-9463-c2c2d6208d06/bin/uautomizer/data/f12524352/b2312ddb01784dfa890221224ea52891/FLAG72cca2dc2 [2019-11-20 04:11:27,878 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 04:11:27,879 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ab5a27ad-21fe-41b0-9463-c2c2d6208d06/sv-benchmarks/c/eca-rers2012/Problem14_label26.c [2019-11-20 04:11:27,893 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ab5a27ad-21fe-41b0-9463-c2c2d6208d06/bin/uautomizer/data/f12524352/b2312ddb01784dfa890221224ea52891/FLAG72cca2dc2 [2019-11-20 04:11:28,134 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ab5a27ad-21fe-41b0-9463-c2c2d6208d06/bin/uautomizer/data/f12524352/b2312ddb01784dfa890221224ea52891 [2019-11-20 04:11:28,136 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 04:11:28,137 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 04:11:28,139 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 04:11:28,139 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 04:11:28,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 04:11:28,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:11:28" (1/1) ... [2019-11-20 04:11:28,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d4395b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:11:28, skipping insertion in model container [2019-11-20 04:11:28,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:11:28" (1/1) ... [2019-11-20 04:11:28,153 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 04:11:28,212 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 04:11:28,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:11:28,829 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 04:11:28,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:11:28,988 INFO L192 MainTranslator]: Completed translation [2019-11-20 04:11:28,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:11:28 WrapperNode [2019-11-20 04:11:28,989 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 04:11:28,990 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 04:11:28,990 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 04:11:28,990 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 04:11:28,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:11:28" (1/1) ... [2019-11-20 04:11:29,021 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:11:28" (1/1) ... [2019-11-20 04:11:29,113 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 04:11:29,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 04:11:29,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 04:11:29,113 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 04:11:29,130 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:11:28" (1/1) ... [2019-11-20 04:11:29,130 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:11:28" (1/1) ... [2019-11-20 04:11:29,144 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:11:28" (1/1) ... [2019-11-20 04:11:29,156 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:11:28" (1/1) ... [2019-11-20 04:11:29,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:11:28" (1/1) ... [2019-11-20 04:11:29,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:11:28" (1/1) ... [2019-11-20 04:11:29,240 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:11:28" (1/1) ... [2019-11-20 04:11:29,249 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 04:11:29,255 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 04:11:29,256 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 04:11:29,256 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 04:11:29,257 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:11:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab5a27ad-21fe-41b0-9463-c2c2d6208d06/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 [2019-11-20 04:11:29,329 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 04:11:29,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 04:11:30,835 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 04:11:30,835 INFO L285 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-20 04:11:30,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:11:30 BoogieIcfgContainer [2019-11-20 04:11:30,836 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 04:11:30,837 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 04:11:30,838 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 04:11:30,840 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 04:11:30,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 04:11:28" (1/3) ... [2019-11-20 04:11:30,841 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58ed31f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 04:11:30, skipping insertion in model container [2019-11-20 04:11:30,841 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:11:28" (2/3) ... [2019-11-20 04:11:30,842 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@58ed31f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 04:11:30, skipping insertion in model container [2019-11-20 04:11:30,844 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:11:30" (3/3) ... [2019-11-20 04:11:30,846 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem14_label26.c [2019-11-20 04:11:30,855 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 04:11:30,863 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 04:11:30,874 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 04:11:30,912 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 04:11:30,913 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 04:11:30,913 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 04:11:30,913 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 04:11:30,913 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 04:11:30,913 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 04:11:30,913 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 04:11:30,914 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 04:11:30,939 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states. [2019-11-20 04:11:30,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2019-11-20 04:11:30,951 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:11:30,952 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 04:11:30,953 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:11:30,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:11:30,958 INFO L82 PathProgramCache]: Analyzing trace with hash -215114758, now seen corresponding path program 1 times [2019-11-20 04:11:30,967 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:11:30,967 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819456861] [2019-11-20 04:11:30,967 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:11:31,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:11:31,348 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:11:31,349 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819456861] [2019-11-20 04:11:31,350 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:11:31,350 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 04:11:31,352 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812862308] [2019-11-20 04:11:31,356 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 04:11:31,356 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 04:11:31,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 04:11:31,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 04:11:31,371 INFO L87 Difference]: Start difference. First operand 245 states. Second operand 4 states. [2019-11-20 04:11:33,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:11:33,269 INFO L93 Difference]: Finished difference Result 850 states and 1558 transitions. [2019-11-20 04:11:33,269 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 04:11:33,270 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 66 [2019-11-20 04:11:33,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:11:33,287 INFO L225 Difference]: With dead ends: 850 [2019-11-20 04:11:33,287 INFO L226 Difference]: Without dead ends: 538 [2019-11-20 04:11:33,292 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 04:11:33,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2019-11-20 04:11:33,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 538. [2019-11-20 04:11:33,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 538 states. [2019-11-20 04:11:33,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 808 transitions. [2019-11-20 04:11:33,365 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 808 transitions. Word has length 66 [2019-11-20 04:11:33,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:11:33,366 INFO L462 AbstractCegarLoop]: Abstraction has 538 states and 808 transitions. [2019-11-20 04:11:33,366 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 04:11:33,366 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 808 transitions. [2019-11-20 04:11:33,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-11-20 04:11:33,375 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:11:33,375 INFO L410 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-20 04:11:33,375 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:11:33,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:11:33,376 INFO L82 PathProgramCache]: Analyzing trace with hash -1014726163, now seen corresponding path program 1 times [2019-11-20 04:11:33,376 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:11:33,376 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628471047] [2019-11-20 04:11:33,376 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:11:33,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:11:33,522 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:11:33,522 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628471047] [2019-11-20 04:11:33,523 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:11:33,523 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 04:11:33,523 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1672243209] [2019-11-20 04:11:33,524 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 04:11:33,525 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 04:11:33,525 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 04:11:33,525 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 04:11:33,525 INFO L87 Difference]: Start difference. First operand 538 states and 808 transitions. Second operand 4 states. [2019-11-20 04:11:34,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:11:34,748 INFO L93 Difference]: Finished difference Result 1964 states and 2931 transitions. [2019-11-20 04:11:34,748 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 04:11:34,749 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 156 [2019-11-20 04:11:34,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:11:34,757 INFO L225 Difference]: With dead ends: 1964 [2019-11-20 04:11:34,757 INFO L226 Difference]: Without dead ends: 1428 [2019-11-20 04:11:34,760 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 04:11:34,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1428 states. [2019-11-20 04:11:34,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1428 to 1428. [2019-11-20 04:11:34,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1428 states. [2019-11-20 04:11:34,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1428 states and 1903 transitions. [2019-11-20 04:11:34,824 INFO L78 Accepts]: Start accepts. Automaton has 1428 states and 1903 transitions. Word has length 156 [2019-11-20 04:11:34,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:11:34,825 INFO L462 AbstractCegarLoop]: Abstraction has 1428 states and 1903 transitions. [2019-11-20 04:11:34,825 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 04:11:34,826 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 1903 transitions. [2019-11-20 04:11:34,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2019-11-20 04:11:34,836 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:11:34,837 INFO L410 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-20 04:11:34,837 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:11:34,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:11:34,837 INFO L82 PathProgramCache]: Analyzing trace with hash 1271856538, now seen corresponding path program 1 times [2019-11-20 04:11:34,838 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:11:34,838 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [806650619] [2019-11-20 04:11:34,838 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:11:34,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:11:35,077 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 63 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:11:35,077 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [806650619] [2019-11-20 04:11:35,077 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:11:35,082 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-20 04:11:35,083 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [8368985] [2019-11-20 04:11:35,085 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 04:11:35,086 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 04:11:35,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 04:11:35,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 04:11:35,088 INFO L87 Difference]: Start difference. First operand 1428 states and 1903 transitions. Second operand 3 states. [2019-11-20 04:11:35,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:11:35,879 INFO L93 Difference]: Finished difference Result 3388 states and 4639 transitions. [2019-11-20 04:11:35,880 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 04:11:35,880 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 202 [2019-11-20 04:11:35,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:11:35,892 INFO L225 Difference]: With dead ends: 3388 [2019-11-20 04:11:35,892 INFO L226 Difference]: Without dead ends: 2140 [2019-11-20 04:11:35,894 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 04:11:35,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2140 states. [2019-11-20 04:11:35,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2140 to 1962. [2019-11-20 04:11:35,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1962 states. [2019-11-20 04:11:35,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1962 states to 1962 states and 2527 transitions. [2019-11-20 04:11:35,938 INFO L78 Accepts]: Start accepts. Automaton has 1962 states and 2527 transitions. Word has length 202 [2019-11-20 04:11:35,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:11:35,939 INFO L462 AbstractCegarLoop]: Abstraction has 1962 states and 2527 transitions. [2019-11-20 04:11:35,939 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 04:11:35,939 INFO L276 IsEmpty]: Start isEmpty. Operand 1962 states and 2527 transitions. [2019-11-20 04:11:35,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2019-11-20 04:11:35,944 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:11:35,945 INFO L410 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 04:11:35,945 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:11:35,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:11:35,945 INFO L82 PathProgramCache]: Analyzing trace with hash -34692282, now seen corresponding path program 1 times [2019-11-20 04:11:35,946 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:11:35,946 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [949363867] [2019-11-20 04:11:35,946 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:11:35,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:11:36,263 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 167 proven. 4 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-11-20 04:11:36,264 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [949363867] [2019-11-20 04:11:36,264 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [394041803] [2019-11-20 04:11:36,264 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab5a27ad-21fe-41b0-9463-c2c2d6208d06/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 [2019-11-20 04:11:36,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:11:36,373 INFO L255 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 04:11:36,390 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 04:11:36,584 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 142 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-11-20 04:11:36,584 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 04:11:36,584 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-11-20 04:11:36,585 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802504652] [2019-11-20 04:11:36,585 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 04:11:36,586 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 04:11:36,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 04:11:36,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-20 04:11:36,586 INFO L87 Difference]: Start difference. First operand 1962 states and 2527 transitions. Second operand 3 states. [2019-11-20 04:11:37,374 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:11:37,374 INFO L93 Difference]: Finished difference Result 4634 states and 6125 transitions. [2019-11-20 04:11:37,375 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 04:11:37,375 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 282 [2019-11-20 04:11:37,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:11:37,391 INFO L225 Difference]: With dead ends: 4634 [2019-11-20 04:11:37,391 INFO L226 Difference]: Without dead ends: 2674 [2019-11-20 04:11:37,394 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 286 GetRequests, 281 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-20 04:11:37,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2674 states. [2019-11-20 04:11:37,441 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2674 to 2140. [2019-11-20 04:11:37,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2140 states. [2019-11-20 04:11:37,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2140 states to 2140 states and 2707 transitions. [2019-11-20 04:11:37,446 INFO L78 Accepts]: Start accepts. Automaton has 2140 states and 2707 transitions. Word has length 282 [2019-11-20 04:11:37,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:11:37,447 INFO L462 AbstractCegarLoop]: Abstraction has 2140 states and 2707 transitions. [2019-11-20 04:11:37,448 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 04:11:37,448 INFO L276 IsEmpty]: Start isEmpty. Operand 2140 states and 2707 transitions. [2019-11-20 04:11:37,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2019-11-20 04:11:37,455 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:11:37,455 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-11-20 04:11:37,662 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 04:11:37,662 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:11:37,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:11:37,663 INFO L82 PathProgramCache]: Analyzing trace with hash 1673751163, now seen corresponding path program 1 times [2019-11-20 04:11:37,663 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:11:37,663 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [450099239] [2019-11-20 04:11:37,663 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:11:37,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:11:37,931 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 274 proven. 4 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2019-11-20 04:11:37,931 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [450099239] [2019-11-20 04:11:37,932 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [277095431] [2019-11-20 04:11:37,932 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab5a27ad-21fe-41b0-9463-c2c2d6208d06/bin/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 04:11:38,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:11:38,036 INFO L255 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 9 conjunts are in the unsatisfiable core [2019-11-20 04:11:38,044 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 04:11:38,278 INFO L134 CoverageAnalysis]: Checked inductivity of 427 backedges. 349 proven. 0 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2019-11-20 04:11:38,278 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 04:11:38,279 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 7 [2019-11-20 04:11:38,280 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415731059] [2019-11-20 04:11:38,281 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 04:11:38,281 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 04:11:38,282 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 04:11:38,282 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2019-11-20 04:11:38,282 INFO L87 Difference]: Start difference. First operand 2140 states and 2707 transitions. Second operand 4 states. [2019-11-20 04:11:39,468 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:11:39,468 INFO L93 Difference]: Finished difference Result 5354 states and 6911 transitions. [2019-11-20 04:11:39,469 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 04:11:39,469 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 334 [2019-11-20 04:11:39,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:11:39,485 INFO L225 Difference]: With dead ends: 5354 [2019-11-20 04:11:39,486 INFO L226 Difference]: Without dead ends: 3208 [2019-11-20 04:11:39,489 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 340 GetRequests, 333 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2019-11-20 04:11:39,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3208 states. [2019-11-20 04:11:39,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3208 to 2852. [2019-11-20 04:11:39,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2852 states. [2019-11-20 04:11:39,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2852 states to 2852 states and 3597 transitions. [2019-11-20 04:11:39,547 INFO L78 Accepts]: Start accepts. Automaton has 2852 states and 3597 transitions. Word has length 334 [2019-11-20 04:11:39,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:11:39,547 INFO L462 AbstractCegarLoop]: Abstraction has 2852 states and 3597 transitions. [2019-11-20 04:11:39,548 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 04:11:39,548 INFO L276 IsEmpty]: Start isEmpty. Operand 2852 states and 3597 transitions. [2019-11-20 04:11:39,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2019-11-20 04:11:39,556 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 04:11:39,556 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-11-20 04:11:39,759 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 04:11:39,760 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 04:11:39,760 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:11:39,760 INFO L82 PathProgramCache]: Analyzing trace with hash -1130175388, now seen corresponding path program 1 times [2019-11-20 04:11:39,761 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:11:39,761 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [124761782] [2019-11-20 04:11:39,761 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:11:39,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:11:40,090 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 275 proven. 4 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2019-11-20 04:11:40,090 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [124761782] [2019-11-20 04:11:40,091 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [497205448] [2019-11-20 04:11:40,091 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_ab5a27ad-21fe-41b0-9463-c2c2d6208d06/bin/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 04:11:40,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:11:40,234 INFO L255 TraceCheckSpWp]: Trace formula consists of 463 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 04:11:40,239 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 04:11:40,328 INFO L134 CoverageAnalysis]: Checked inductivity of 450 backedges. 191 proven. 0 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2019-11-20 04:11:40,328 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 04:11:40,328 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-11-20 04:11:40,329 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522615483] [2019-11-20 04:11:40,329 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 04:11:40,329 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 04:11:40,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 04:11:40,330 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-20 04:11:40,330 INFO L87 Difference]: Start difference. First operand 2852 states and 3597 transitions. Second operand 3 states. [2019-11-20 04:11:41,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:11:41,048 INFO L93 Difference]: Finished difference Result 3386 states and 4319 transitions. [2019-11-20 04:11:41,049 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 04:11:41,049 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 355 [2019-11-20 04:11:41,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 04:11:41,050 INFO L225 Difference]: With dead ends: 3386 [2019-11-20 04:11:41,050 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 04:11:41,053 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 359 GetRequests, 354 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-20 04:11:41,053 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 04:11:41,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 04:11:41,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 04:11:41,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 04:11:41,054 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 355 [2019-11-20 04:11:41,054 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 04:11:41,054 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 04:11:41,055 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 04:11:41,055 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 04:11:41,055 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 04:11:41,255 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 04:11:41,259 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 04:11:41,354 INFO L444 ceAbstractionStarter]: For program point L432(lines 432 870) no Hoare annotation was computed. [2019-11-20 04:11:41,354 INFO L444 ceAbstractionStarter]: For program point L366(lines 366 870) no Hoare annotation was computed. [2019-11-20 04:11:41,354 INFO L444 ceAbstractionStarter]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,354 INFO L444 ceAbstractionStarter]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,354 INFO L444 ceAbstractionStarter]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,354 INFO L444 ceAbstractionStarter]: For program point L235(lines 235 870) no Hoare annotation was computed. [2019-11-20 04:11:41,354 INFO L444 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-20 04:11:41,354 INFO L444 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-20 04:11:41,354 INFO L444 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-20 04:11:41,354 INFO L444 ceAbstractionStarter]: For program point L764(lines 764 870) no Hoare annotation was computed. [2019-11-20 04:11:41,355 INFO L444 ceAbstractionStarter]: For program point L632(lines 632 870) no Hoare annotation was computed. [2019-11-20 04:11:41,355 INFO L444 ceAbstractionStarter]: For program point L500(lines 500 870) no Hoare annotation was computed. [2019-11-20 04:11:41,355 INFO L444 ceAbstractionStarter]: For program point L831(lines 831 870) no Hoare annotation was computed. [2019-11-20 04:11:41,355 INFO L444 ceAbstractionStarter]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,355 INFO L444 ceAbstractionStarter]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,355 INFO L444 ceAbstractionStarter]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,355 INFO L444 ceAbstractionStarter]: For program point L700(lines 700 870) no Hoare annotation was computed. [2019-11-20 04:11:41,355 INFO L444 ceAbstractionStarter]: For program point L568(lines 568 870) no Hoare annotation was computed. [2019-11-20 04:11:41,355 INFO L444 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-20 04:11:41,355 INFO L444 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-20 04:11:41,355 INFO L444 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-20 04:11:41,355 INFO L444 ceAbstractionStarter]: For program point L305(lines 305 870) no Hoare annotation was computed. [2019-11-20 04:11:41,355 INFO L444 ceAbstractionStarter]: For program point L438(lines 438 870) no Hoare annotation was computed. [2019-11-20 04:11:41,356 INFO L444 ceAbstractionStarter]: For program point L372(lines 372 870) no Hoare annotation was computed. [2019-11-20 04:11:41,356 INFO L444 ceAbstractionStarter]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,356 INFO L444 ceAbstractionStarter]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,356 INFO L444 ceAbstractionStarter]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,356 INFO L444 ceAbstractionStarter]: For program point L241(lines 241 870) no Hoare annotation was computed. [2019-11-20 04:11:41,356 INFO L444 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-20 04:11:41,356 INFO L444 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-20 04:11:41,356 INFO L444 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-20 04:11:41,356 INFO L444 ceAbstractionStarter]: For program point L638(lines 638 870) no Hoare annotation was computed. [2019-11-20 04:11:41,356 INFO L444 ceAbstractionStarter]: For program point L506(lines 506 870) no Hoare annotation was computed. [2019-11-20 04:11:41,356 INFO L444 ceAbstractionStarter]: For program point L837(lines 837 870) no Hoare annotation was computed. [2019-11-20 04:11:41,356 INFO L444 ceAbstractionStarter]: For program point L771(lines 771 870) no Hoare annotation was computed. [2019-11-20 04:11:41,356 INFO L444 ceAbstractionStarter]: For program point L573(lines 573 870) no Hoare annotation was computed. [2019-11-20 04:11:41,356 INFO L444 ceAbstractionStarter]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,357 INFO L444 ceAbstractionStarter]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,357 INFO L444 ceAbstractionStarter]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,357 INFO L444 ceAbstractionStarter]: For program point L706(lines 706 870) no Hoare annotation was computed. [2019-11-20 04:11:41,357 INFO L444 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-20 04:11:41,357 INFO L444 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-20 04:11:41,357 INFO L444 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-20 04:11:41,357 INFO L444 ceAbstractionStarter]: For program point L311(lines 311 870) no Hoare annotation was computed. [2019-11-20 04:11:41,357 INFO L444 ceAbstractionStarter]: For program point L444(lines 444 870) no Hoare annotation was computed. [2019-11-20 04:11:41,357 INFO L444 ceAbstractionStarter]: For program point L378(lines 378 870) no Hoare annotation was computed. [2019-11-20 04:11:41,357 INFO L444 ceAbstractionStarter]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,357 INFO L444 ceAbstractionStarter]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,357 INFO L444 ceAbstractionStarter]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,357 INFO L444 ceAbstractionStarter]: For program point L247(lines 247 870) no Hoare annotation was computed. [2019-11-20 04:11:41,357 INFO L444 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-20 04:11:41,358 INFO L444 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-20 04:11:41,358 INFO L444 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-20 04:11:41,358 INFO L444 ceAbstractionStarter]: For program point L842(lines 842 870) no Hoare annotation was computed. [2019-11-20 04:11:41,358 INFO L444 ceAbstractionStarter]: For program point L644(lines 644 870) no Hoare annotation was computed. [2019-11-20 04:11:41,358 INFO L444 ceAbstractionStarter]: For program point L512(lines 512 870) no Hoare annotation was computed. [2019-11-20 04:11:41,358 INFO L444 ceAbstractionStarter]: For program point L777(lines 777 870) no Hoare annotation was computed. [2019-11-20 04:11:41,358 INFO L444 ceAbstractionStarter]: For program point L579(lines 579 870) no Hoare annotation was computed. [2019-11-20 04:11:41,358 INFO L444 ceAbstractionStarter]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,358 INFO L444 ceAbstractionStarter]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,358 INFO L444 ceAbstractionStarter]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,358 INFO L444 ceAbstractionStarter]: For program point L712(lines 712 870) no Hoare annotation was computed. [2019-11-20 04:11:41,358 INFO L444 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-20 04:11:41,358 INFO L444 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-20 04:11:41,358 INFO L444 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-20 04:11:41,359 INFO L444 ceAbstractionStarter]: For program point L449(lines 449 870) no Hoare annotation was computed. [2019-11-20 04:11:41,359 INFO L444 ceAbstractionStarter]: For program point L317(lines 317 870) no Hoare annotation was computed. [2019-11-20 04:11:41,359 INFO L444 ceAbstractionStarter]: For program point L384(lines 384 870) no Hoare annotation was computed. [2019-11-20 04:11:41,359 INFO L444 ceAbstractionStarter]: For program point L252(lines 252 870) no Hoare annotation was computed. [2019-11-20 04:11:41,359 INFO L444 ceAbstractionStarter]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,359 INFO L444 ceAbstractionStarter]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,359 INFO L444 ceAbstractionStarter]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,359 INFO L444 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-20 04:11:41,359 INFO L444 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-20 04:11:41,359 INFO L444 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-20 04:11:41,359 INFO L444 ceAbstractionStarter]: For program point L848(lines 848 870) no Hoare annotation was computed. [2019-11-20 04:11:41,359 INFO L444 ceAbstractionStarter]: For program point L650(lines 650 870) no Hoare annotation was computed. [2019-11-20 04:11:41,359 INFO L444 ceAbstractionStarter]: For program point L518(lines 518 870) no Hoare annotation was computed. [2019-11-20 04:11:41,359 INFO L444 ceAbstractionStarter]: For program point L783(lines 783 870) no Hoare annotation was computed. [2019-11-20 04:11:41,360 INFO L444 ceAbstractionStarter]: For program point L585(lines 585 870) no Hoare annotation was computed. [2019-11-20 04:11:41,360 INFO L444 ceAbstractionStarter]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,360 INFO L444 ceAbstractionStarter]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,360 INFO L444 ceAbstractionStarter]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,360 INFO L444 ceAbstractionStarter]: For program point L718(lines 718 870) no Hoare annotation was computed. [2019-11-20 04:11:41,360 INFO L444 ceAbstractionStarter]: For program point L454(lines 454 870) no Hoare annotation was computed. [2019-11-20 04:11:41,360 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 04:11:41,360 INFO L444 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-20 04:11:41,360 INFO L444 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-20 04:11:41,360 INFO L444 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-20 04:11:41,360 INFO L444 ceAbstractionStarter]: For program point L323(lines 323 870) no Hoare annotation was computed. [2019-11-20 04:11:41,360 INFO L444 ceAbstractionStarter]: For program point L390(lines 390 870) no Hoare annotation was computed. [2019-11-20 04:11:41,360 INFO L444 ceAbstractionStarter]: For program point L258(lines 258 870) no Hoare annotation was computed. [2019-11-20 04:11:41,360 INFO L444 ceAbstractionStarter]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,360 INFO L444 ceAbstractionStarter]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,361 INFO L444 ceAbstractionStarter]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,361 INFO L444 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-20 04:11:41,361 INFO L444 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-20 04:11:41,361 INFO L444 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-20 04:11:41,361 INFO L444 ceAbstractionStarter]: For program point L854(lines 854 870) no Hoare annotation was computed. [2019-11-20 04:11:41,361 INFO L444 ceAbstractionStarter]: For program point L656(lines 656 870) no Hoare annotation was computed. [2019-11-20 04:11:41,361 INFO L444 ceAbstractionStarter]: For program point L524(lines 524 870) no Hoare annotation was computed. [2019-11-20 04:11:41,361 INFO L444 ceAbstractionStarter]: For program point L789(lines 789 870) no Hoare annotation was computed. [2019-11-20 04:11:41,361 INFO L444 ceAbstractionStarter]: For program point L591(lines 591 870) no Hoare annotation was computed. [2019-11-20 04:11:41,361 INFO L444 ceAbstractionStarter]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,361 INFO L444 ceAbstractionStarter]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,361 INFO L444 ceAbstractionStarter]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,361 INFO L444 ceAbstractionStarter]: For program point L724(lines 724 870) no Hoare annotation was computed. [2019-11-20 04:11:41,368 INFO L444 ceAbstractionStarter]: For program point L460(lines 460 870) no Hoare annotation was computed. [2019-11-20 04:11:41,368 INFO L444 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-20 04:11:41,368 INFO L444 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-20 04:11:41,369 INFO L444 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-20 04:11:41,369 INFO L444 ceAbstractionStarter]: For program point L329(lines 329 870) no Hoare annotation was computed. [2019-11-20 04:11:41,369 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 04:11:41,369 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 202) no Hoare annotation was computed. [2019-11-20 04:11:41,369 INFO L444 ceAbstractionStarter]: For program point L396(lines 396 870) no Hoare annotation was computed. [2019-11-20 04:11:41,370 INFO L444 ceAbstractionStarter]: For program point L264(lines 264 870) no Hoare annotation was computed. [2019-11-20 04:11:41,370 INFO L444 ceAbstractionStarter]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,370 INFO L444 ceAbstractionStarter]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,370 INFO L444 ceAbstractionStarter]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,371 INFO L444 ceAbstractionStarter]: For program point L859(lines 859 870) no Hoare annotation was computed. [2019-11-20 04:11:41,371 INFO L444 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-20 04:11:41,371 INFO L444 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-20 04:11:41,372 INFO L444 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-20 04:11:41,373 INFO L444 ceAbstractionStarter]: For program point L662(lines 662 870) no Hoare annotation was computed. [2019-11-20 04:11:41,373 INFO L444 ceAbstractionStarter]: For program point L530(lines 530 870) no Hoare annotation was computed. [2019-11-20 04:11:41,373 INFO L444 ceAbstractionStarter]: For program point L795(lines 795 870) no Hoare annotation was computed. [2019-11-20 04:11:41,374 INFO L444 ceAbstractionStarter]: For program point L597(lines 597 870) no Hoare annotation was computed. [2019-11-20 04:11:41,374 INFO L444 ceAbstractionStarter]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,374 INFO L444 ceAbstractionStarter]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,374 INFO L444 ceAbstractionStarter]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,375 INFO L444 ceAbstractionStarter]: For program point L730(lines 730 870) no Hoare annotation was computed. [2019-11-20 04:11:41,375 INFO L444 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-20 04:11:41,375 INFO L444 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-20 04:11:41,375 INFO L444 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-20 04:11:41,375 INFO L444 ceAbstractionStarter]: For program point L467(lines 467 870) no Hoare annotation was computed. [2019-11-20 04:11:41,375 INFO L444 ceAbstractionStarter]: For program point L335(lines 335 870) no Hoare annotation was computed. [2019-11-20 04:11:41,375 INFO L444 ceAbstractionStarter]: For program point L269(lines 269 870) no Hoare annotation was computed. [2019-11-20 04:11:41,376 INFO L444 ceAbstractionStarter]: For program point L402(lines 402 870) no Hoare annotation was computed. [2019-11-20 04:11:41,376 INFO L444 ceAbstractionStarter]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,376 INFO L444 ceAbstractionStarter]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,376 INFO L444 ceAbstractionStarter]: For program point L865(lines 865 870) no Hoare annotation was computed. [2019-11-20 04:11:41,376 INFO L444 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-20 04:11:41,376 INFO L444 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-20 04:11:41,377 INFO L444 ceAbstractionStarter]: For program point L668(lines 668 870) no Hoare annotation was computed. [2019-11-20 04:11:41,377 INFO L444 ceAbstractionStarter]: For program point L536(lines 536 870) no Hoare annotation was computed. [2019-11-20 04:11:41,377 INFO L444 ceAbstractionStarter]: For program point L801(lines 801 870) no Hoare annotation was computed. [2019-11-20 04:11:41,377 INFO L444 ceAbstractionStarter]: For program point L735(lines 735 870) no Hoare annotation was computed. [2019-11-20 04:11:41,377 INFO L444 ceAbstractionStarter]: For program point L603(lines 603 870) no Hoare annotation was computed. [2019-11-20 04:11:41,377 INFO L444 ceAbstractionStarter]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,377 INFO L444 ceAbstractionStarter]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,377 INFO L444 ceAbstractionStarter]: For program point L472(lines 472 870) no Hoare annotation was computed. [2019-11-20 04:11:41,377 INFO L444 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-20 04:11:41,378 INFO L444 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-20 04:11:41,378 INFO L444 ceAbstractionStarter]: For program point L341(lines 341 870) no Hoare annotation was computed. [2019-11-20 04:11:41,378 INFO L444 ceAbstractionStarter]: For program point L275(lines 275 870) no Hoare annotation was computed. [2019-11-20 04:11:41,378 INFO L444 ceAbstractionStarter]: For program point L408(lines 408 870) no Hoare annotation was computed. [2019-11-20 04:11:41,378 INFO L444 ceAbstractionStarter]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,378 INFO L444 ceAbstractionStarter]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,378 INFO L440 ceAbstractionStarter]: At program point L871(lines 20 872) the Hoare annotation is: (or (<= 7 ~a15~0) (<= (+ ~a12~0 43) 0) (< 11 ~a12~0) (<= ~a15~0 5) (not (= 8 ~a21~0))) [2019-11-20 04:11:41,378 INFO L444 ceAbstractionStarter]: For program point L541(lines 541 870) no Hoare annotation was computed. [2019-11-20 04:11:41,378 INFO L444 ceAbstractionStarter]: For program point L211(lines 211 870) no Hoare annotation was computed. [2019-11-20 04:11:41,379 INFO L444 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-20 04:11:41,379 INFO L444 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-20 04:11:41,379 INFO L444 ceAbstractionStarter]: For program point L674(lines 674 870) no Hoare annotation was computed. [2019-11-20 04:11:41,379 INFO L444 ceAbstractionStarter]: For program point L807(lines 807 870) no Hoare annotation was computed. [2019-11-20 04:11:41,379 INFO L444 ceAbstractionStarter]: For program point L741(lines 741 870) no Hoare annotation was computed. [2019-11-20 04:11:41,379 INFO L444 ceAbstractionStarter]: For program point L609(lines 609 870) no Hoare annotation was computed. [2019-11-20 04:11:41,380 INFO L444 ceAbstractionStarter]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,380 INFO L444 ceAbstractionStarter]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,380 INFO L447 ceAbstractionStarter]: At program point L874(lines 874 890) the Hoare annotation is: true [2019-11-20 04:11:41,380 INFO L444 ceAbstractionStarter]: For program point L478(lines 478 870) no Hoare annotation was computed. [2019-11-20 04:11:41,380 INFO L444 ceAbstractionStarter]: For program point L280(lines 280 870) no Hoare annotation was computed. [2019-11-20 04:11:41,380 INFO L444 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-20 04:11:41,380 INFO L444 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-20 04:11:41,381 INFO L444 ceAbstractionStarter]: For program point L677(lines 677 870) no Hoare annotation was computed. [2019-11-20 04:11:41,381 INFO L444 ceAbstractionStarter]: For program point L347(lines 347 870) no Hoare annotation was computed. [2019-11-20 04:11:41,381 INFO L444 ceAbstractionStarter]: For program point L414(lines 414 870) no Hoare annotation was computed. [2019-11-20 04:11:41,381 INFO L444 ceAbstractionStarter]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,381 INFO L444 ceAbstractionStarter]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,381 INFO L444 ceAbstractionStarter]: For program point L547(lines 547 870) no Hoare annotation was computed. [2019-11-20 04:11:41,381 INFO L444 ceAbstractionStarter]: For program point L217(lines 217 870) no Hoare annotation was computed. [2019-11-20 04:11:41,382 INFO L444 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-20 04:11:41,382 INFO L444 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-20 04:11:41,382 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 04:11:41,382 INFO L444 ceAbstractionStarter]: For program point L747(lines 747 870) no Hoare annotation was computed. [2019-11-20 04:11:41,382 INFO L444 ceAbstractionStarter]: For program point L615(lines 615 870) no Hoare annotation was computed. [2019-11-20 04:11:41,382 INFO L444 ceAbstractionStarter]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,382 INFO L444 ceAbstractionStarter]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,383 INFO L444 ceAbstractionStarter]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-11-20 04:11:41,383 INFO L444 ceAbstractionStarter]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,383 INFO L444 ceAbstractionStarter]: For program point L814(lines 814 870) no Hoare annotation was computed. [2019-11-20 04:11:41,383 INFO L440 ceAbstractionStarter]: At program point L880-2(lines 880 889) the Hoare annotation is: (or (<= 7 ~a15~0) (<= (+ ~a12~0 43) 0) (< 11 ~a12~0) (<= ~a15~0 5) (not (= 8 ~a21~0))) [2019-11-20 04:11:41,383 INFO L444 ceAbstractionStarter]: For program point L484(lines 484 870) no Hoare annotation was computed. [2019-11-20 04:11:41,383 INFO L444 ceAbstractionStarter]: For program point L286(lines 286 870) no Hoare annotation was computed. [2019-11-20 04:11:41,384 INFO L444 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-20 04:11:41,384 INFO L444 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-20 04:11:41,384 INFO L444 ceAbstractionStarter]: For program point L22(line 22) no Hoare annotation was computed. [2019-11-20 04:11:41,384 INFO L444 ceAbstractionStarter]: For program point L683(lines 683 870) no Hoare annotation was computed. [2019-11-20 04:11:41,384 INFO L444 ceAbstractionStarter]: For program point L353(lines 353 870) no Hoare annotation was computed. [2019-11-20 04:11:41,384 INFO L444 ceAbstractionStarter]: For program point L552(lines 552 870) no Hoare annotation was computed. [2019-11-20 04:11:41,384 INFO L444 ceAbstractionStarter]: For program point L420(lines 420 870) no Hoare annotation was computed. [2019-11-20 04:11:41,385 INFO L444 ceAbstractionStarter]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,385 INFO L444 ceAbstractionStarter]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,385 INFO L444 ceAbstractionStarter]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,385 INFO L444 ceAbstractionStarter]: For program point L223(lines 223 870) no Hoare annotation was computed. [2019-11-20 04:11:41,385 INFO L444 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-20 04:11:41,385 INFO L444 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-20 04:11:41,385 INFO L444 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-20 04:11:41,386 INFO L444 ceAbstractionStarter]: For program point L752(lines 752 870) no Hoare annotation was computed. [2019-11-20 04:11:41,386 INFO L444 ceAbstractionStarter]: For program point L885(line 885) no Hoare annotation was computed. [2019-11-20 04:11:41,386 INFO L444 ceAbstractionStarter]: For program point L819(lines 819 870) no Hoare annotation was computed. [2019-11-20 04:11:41,386 INFO L444 ceAbstractionStarter]: For program point L621(lines 621 870) no Hoare annotation was computed. [2019-11-20 04:11:41,386 INFO L444 ceAbstractionStarter]: For program point L555(lines 555 870) no Hoare annotation was computed. [2019-11-20 04:11:41,386 INFO L444 ceAbstractionStarter]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,387 INFO L444 ceAbstractionStarter]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,387 INFO L444 ceAbstractionStarter]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,387 INFO L444 ceAbstractionStarter]: For program point L688(lines 688 870) no Hoare annotation was computed. [2019-11-20 04:11:41,387 INFO L444 ceAbstractionStarter]: For program point L490(lines 490 870) no Hoare annotation was computed. [2019-11-20 04:11:41,387 INFO L444 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-20 04:11:41,387 INFO L444 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-20 04:11:41,387 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 04:11:41,388 INFO L444 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-20 04:11:41,388 INFO L444 ceAbstractionStarter]: For program point L359(lines 359 870) no Hoare annotation was computed. [2019-11-20 04:11:41,388 INFO L444 ceAbstractionStarter]: For program point L293(lines 293 870) no Hoare annotation was computed. [2019-11-20 04:11:41,388 INFO L444 ceAbstractionStarter]: For program point L426(lines 426 870) no Hoare annotation was computed. [2019-11-20 04:11:41,388 INFO L444 ceAbstractionStarter]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,388 INFO L444 ceAbstractionStarter]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,388 INFO L444 ceAbstractionStarter]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,389 INFO L444 ceAbstractionStarter]: For program point L229(lines 229 870) no Hoare annotation was computed. [2019-11-20 04:11:41,389 INFO L444 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-20 04:11:41,389 INFO L444 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-20 04:11:41,389 INFO L444 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-20 04:11:41,389 INFO L444 ceAbstractionStarter]: For program point L758(lines 758 870) no Hoare annotation was computed. [2019-11-20 04:11:41,389 INFO L444 ceAbstractionStarter]: For program point L626(lines 626 870) no Hoare annotation was computed. [2019-11-20 04:11:41,389 INFO L444 ceAbstractionStarter]: For program point L825(lines 825 870) no Hoare annotation was computed. [2019-11-20 04:11:41,390 INFO L444 ceAbstractionStarter]: For program point L561(lines 561 870) no Hoare annotation was computed. [2019-11-20 04:11:41,390 INFO L444 ceAbstractionStarter]: For program point L495(lines 495 870) no Hoare annotation was computed. [2019-11-20 04:11:41,390 INFO L444 ceAbstractionStarter]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,390 INFO L444 ceAbstractionStarter]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,390 INFO L444 ceAbstractionStarter]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2019-11-20 04:11:41,390 INFO L444 ceAbstractionStarter]: For program point L694(lines 694 870) no Hoare annotation was computed. [2019-11-20 04:11:41,390 INFO L444 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-20 04:11:41,391 INFO L444 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-20 04:11:41,391 INFO L444 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-20 04:11:41,391 INFO L444 ceAbstractionStarter]: For program point L299(lines 299 870) no Hoare annotation was computed. [2019-11-20 04:11:41,405 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 04:11:41 BoogieIcfgContainer [2019-11-20 04:11:41,405 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 04:11:41,406 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 04:11:41,406 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 04:11:41,406 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 04:11:41,407 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:11:30" (3/4) ... [2019-11-20 04:11:41,410 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 04:11:41,432 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-20 04:11:41,433 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 04:11:41,609 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_ab5a27ad-21fe-41b0-9463-c2c2d6208d06/bin/uautomizer/witness.graphml [2019-11-20 04:11:41,610 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 04:11:41,612 INFO L168 Benchmark]: Toolchain (without parser) took 13473.74 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 489.7 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -181.1 MB). Peak memory consumption was 308.6 MB. Max. memory is 11.5 GB. [2019-11-20 04:11:41,612 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 04:11:41,612 INFO L168 Benchmark]: CACSL2BoogieTranslator took 850.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.7 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -208.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. [2019-11-20 04:11:41,613 INFO L168 Benchmark]: Boogie Procedure Inliner took 123.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2019-11-20 04:11:41,613 INFO L168 Benchmark]: Boogie Preprocessor took 141.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-20 04:11:41,614 INFO L168 Benchmark]: RCFGBuilder took 1581.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 993.8 MB in the end (delta: 133.7 MB). Peak memory consumption was 133.7 MB. Max. memory is 11.5 GB. [2019-11-20 04:11:41,614 INFO L168 Benchmark]: TraceAbstraction took 10568.19 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 312.0 MB). Free memory was 993.8 MB in the beginning and 1.1 GB in the end (delta: -155.4 MB). Peak memory consumption was 156.5 MB. Max. memory is 11.5 GB. [2019-11-20 04:11:41,615 INFO L168 Benchmark]: Witness Printer took 203.84 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 11.5 GB. [2019-11-20 04:11:41,617 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 850.24 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 177.7 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -208.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 123.31 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 141.97 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1581.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 993.8 MB in the end (delta: 133.7 MB). Peak memory consumption was 133.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10568.19 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 312.0 MB). Free memory was 993.8 MB in the beginning and 1.1 GB in the end (delta: -155.4 MB). Peak memory consumption was 156.5 MB. Max. memory is 11.5 GB. * Witness Printer took 203.84 ms. Allocated memory is still 1.5 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 28.7 MB). Peak memory consumption was 28.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 202]: 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: 880]: Loop Invariant Derived loop invariant: (((7 <= a15 || a12 + 43 <= 0) || 11 < a12) || a15 <= 5) || !(8 == a21) - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: (((7 <= a15 || a12 + 43 <= 0) || 11 < a12) || a15 <= 5) || !(8 == a21) - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 245 locations, 1 error locations. Result: SAFE, OverallTime: 10.4s, OverallIterations: 6, TraceHistogramMax: 4, AutomataDifference: 6.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 555 SDtfs, 1167 SDslu, 42 SDs, 0 SdLazy, 4019 SolverSat, 1179 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 996 GetRequests, 971 SyntacticMatches, 6 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2852occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 6 MinimizatonAttempts, 1068 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 50 NumberOfFragments, 39 HoareAnnotationTreeSize, 3 FomulaSimplifications, 802 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 8 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 2366 NumberOfCodeBlocks, 2366 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 2357 ConstructedInterpolants, 0 QuantifiedInterpolants, 2258850 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1267 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 9 InterpolantComputations, 6 PerfectInterpolantSequences, 2280/2292 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...