./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label36.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_d5c05bd0-feb2-4821-8bb8-14ad9b51644a/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_d5c05bd0-feb2-4821-8bb8-14ad9b51644a/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_d5c05bd0-feb2-4821-8bb8-14ad9b51644a/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_d5c05bd0-feb2-4821-8bb8-14ad9b51644a/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label36.c -s /tmp/vcloud-vcloud-master/worker/run_dir_d5c05bd0-feb2-4821-8bb8-14ad9b51644a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_d5c05bd0-feb2-4821-8bb8-14ad9b51644a/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 468abc24da97a6032cabff3bff436694484de702 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 02:32:01,555 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 02:32:01,557 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 02:32:01,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 02:32:01,573 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 02:32:01,574 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 02:32:01,576 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 02:32:01,585 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 02:32:01,590 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 02:32:01,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 02:32:01,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 02:32:01,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 02:32:01,597 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 02:32:01,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 02:32:01,601 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 02:32:01,602 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 02:32:01,603 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 02:32:01,604 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 02:32:01,606 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 02:32:01,610 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 02:32:01,615 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 02:32:01,617 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 02:32:01,620 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 02:32:01,621 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 02:32:01,623 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 02:32:01,623 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 02:32:01,624 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 02:32:01,625 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 02:32:01,626 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 02:32:01,627 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 02:32:01,627 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 02:32:01,628 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 02:32:01,628 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 02:32:01,629 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 02:32:01,630 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 02:32:01,631 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 02:32:01,631 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 02:32:01,631 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 02:32:01,632 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 02:32:01,632 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 02:32:01,634 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 02:32:01,635 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_d5c05bd0-feb2-4821-8bb8-14ad9b51644a/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 02:32:01,661 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 02:32:01,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 02:32:01,663 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 02:32:01,663 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 02:32:01,663 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 02:32:01,663 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 02:32:01,664 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 02:32:01,664 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 02:32:01,664 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 02:32:01,664 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 02:32:01,664 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 02:32:01,664 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 02:32:01,665 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 02:32:01,665 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 02:32:01,665 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 02:32:01,665 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 02:32:01,665 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 02:32:01,666 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 02:32:01,666 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 02:32:01,666 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 02:32:01,666 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 02:32:01,666 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 02:32:01,667 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 02:32:01,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 02:32:01,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 02:32:01,667 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 02:32:01,667 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 02:32:01,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 02:32:01,668 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_d5c05bd0-feb2-4821-8bb8-14ad9b51644a/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 -> 468abc24da97a6032cabff3bff436694484de702 [2019-11-20 02:32:01,826 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 02:32:01,837 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 02:32:01,839 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 02:32:01,841 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 02:32:01,841 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 02:32:01,841 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_d5c05bd0-feb2-4821-8bb8-14ad9b51644a/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem16_label36.c [2019-11-20 02:32:01,902 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d5c05bd0-feb2-4821-8bb8-14ad9b51644a/bin/uautomizer/data/8d29a0b99/7d5806cd569444c393492c7d43aa8102/FLAG0a7333bd1 [2019-11-20 02:32:02,445 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 02:32:02,446 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_d5c05bd0-feb2-4821-8bb8-14ad9b51644a/sv-benchmarks/c/eca-rers2012/Problem16_label36.c [2019-11-20 02:32:02,464 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_d5c05bd0-feb2-4821-8bb8-14ad9b51644a/bin/uautomizer/data/8d29a0b99/7d5806cd569444c393492c7d43aa8102/FLAG0a7333bd1 [2019-11-20 02:32:02,913 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_d5c05bd0-feb2-4821-8bb8-14ad9b51644a/bin/uautomizer/data/8d29a0b99/7d5806cd569444c393492c7d43aa8102 [2019-11-20 02:32:02,916 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 02:32:02,917 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 02:32:02,918 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 02:32:02,918 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 02:32:02,921 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 02:32:02,925 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:32:02" (1/1) ... [2019-11-20 02:32:02,927 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a304361 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:32:02, skipping insertion in model container [2019-11-20 02:32:02,928 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 02:32:02" (1/1) ... [2019-11-20 02:32:02,934 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 02:32:03,015 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 02:32:03,835 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:32:03,840 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 02:32:04,095 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 02:32:04,113 INFO L192 MainTranslator]: Completed translation [2019-11-20 02:32:04,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:32:04 WrapperNode [2019-11-20 02:32:04,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 02:32:04,115 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 02:32:04,115 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 02:32:04,115 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 02:32:04,124 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:32:04" (1/1) ... [2019-11-20 02:32:04,159 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:32:04" (1/1) ... [2019-11-20 02:32:04,264 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 02:32:04,266 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 02:32:04,266 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 02:32:04,266 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 02:32:04,275 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:32:04" (1/1) ... [2019-11-20 02:32:04,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:32:04" (1/1) ... [2019-11-20 02:32:04,287 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:32:04" (1/1) ... [2019-11-20 02:32:04,287 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:32:04" (1/1) ... [2019-11-20 02:32:04,358 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:32:04" (1/1) ... [2019-11-20 02:32:04,373 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:32:04" (1/1) ... [2019-11-20 02:32:04,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:32:04" (1/1) ... [2019-11-20 02:32:04,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 02:32:04,405 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 02:32:04,406 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 02:32:04,406 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 02:32:04,407 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:32:04" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d5c05bd0-feb2-4821-8bb8-14ad9b51644a/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 02:32:04,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 02:32:04,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 02:32:06,843 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 02:32:06,844 INFO L285 CfgBuilder]: Removed 9 assume(true) statements. [2019-11-20 02:32:06,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:32:06 BoogieIcfgContainer [2019-11-20 02:32:06,845 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 02:32:06,846 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 02:32:06,846 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 02:32:06,849 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 02:32:06,849 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 02:32:02" (1/3) ... [2019-11-20 02:32:06,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ca674a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 02:32:06, skipping insertion in model container [2019-11-20 02:32:06,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 02:32:04" (2/3) ... [2019-11-20 02:32:06,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ca674a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 02:32:06, skipping insertion in model container [2019-11-20 02:32:06,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:32:06" (3/3) ... [2019-11-20 02:32:06,857 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem16_label36.c [2019-11-20 02:32:06,868 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 02:32:06,877 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 02:32:06,887 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 02:32:06,930 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 02:32:06,930 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 02:32:06,930 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 02:32:06,930 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 02:32:06,930 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 02:32:06,930 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 02:32:06,931 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 02:32:06,931 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 02:32:06,961 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states. [2019-11-20 02:32:06,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-11-20 02:32:06,968 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:32:06,968 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] [2019-11-20 02:32:06,969 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:32:06,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:32:06,974 INFO L82 PathProgramCache]: Analyzing trace with hash -1318097310, now seen corresponding path program 1 times [2019-11-20 02:32:06,982 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:32:06,983 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1420137791] [2019-11-20 02:32:06,983 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:32:07,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:32:07,475 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 02:32:07,476 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1420137791] [2019-11-20 02:32:07,477 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:32:07,477 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-20 02:32:07,478 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1360174247] [2019-11-20 02:32:07,483 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-20 02:32:07,484 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:32:07,495 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-20 02:32:07,496 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2019-11-20 02:32:07,498 INFO L87 Difference]: Start difference. First operand 396 states. Second operand 7 states. [2019-11-20 02:32:12,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:32:12,646 INFO L93 Difference]: Finished difference Result 1815 states and 3471 transitions. [2019-11-20 02:32:12,647 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-11-20 02:32:12,647 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 36 [2019-11-20 02:32:12,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:32:12,673 INFO L225 Difference]: With dead ends: 1815 [2019-11-20 02:32:12,674 INFO L226 Difference]: Without dead ends: 1342 [2019-11-20 02:32:12,680 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=39, Unknown=0, NotChecked=0, Total=72 [2019-11-20 02:32:12,697 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1342 states. [2019-11-20 02:32:12,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1342 to 991. [2019-11-20 02:32:12,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 991 states. [2019-11-20 02:32:12,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 991 states and 1483 transitions. [2019-11-20 02:32:12,790 INFO L78 Accepts]: Start accepts. Automaton has 991 states and 1483 transitions. Word has length 36 [2019-11-20 02:32:12,790 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:32:12,791 INFO L462 AbstractCegarLoop]: Abstraction has 991 states and 1483 transitions. [2019-11-20 02:32:12,791 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-20 02:32:12,791 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1483 transitions. [2019-11-20 02:32:12,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2019-11-20 02:32:12,800 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:32:12,800 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-20 02:32:12,801 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:32:12,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:32:12,801 INFO L82 PathProgramCache]: Analyzing trace with hash -238590118, now seen corresponding path program 1 times [2019-11-20 02:32:12,801 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:32:12,802 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763166871] [2019-11-20 02:32:12,802 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:32:12,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:32:13,110 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 67 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2019-11-20 02:32:13,111 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763166871] [2019-11-20 02:32:13,111 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:32:13,111 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 02:32:13,111 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660145978] [2019-11-20 02:32:13,113 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 02:32:13,114 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:32:13,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 02:32:13,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:32:13,117 INFO L87 Difference]: Start difference. First operand 991 states and 1483 transitions. Second operand 4 states. [2019-11-20 02:32:14,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:32:14,629 INFO L93 Difference]: Finished difference Result 2638 states and 4103 transitions. [2019-11-20 02:32:14,629 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 02:32:14,630 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 226 [2019-11-20 02:32:14,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:32:14,640 INFO L225 Difference]: With dead ends: 2638 [2019-11-20 02:32:14,640 INFO L226 Difference]: Without dead ends: 1649 [2019-11-20 02:32:14,644 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 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 02:32:14,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1649 states. [2019-11-20 02:32:14,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1649 to 1649. [2019-11-20 02:32:14,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1649 states. [2019-11-20 02:32:14,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1649 states to 1649 states and 2382 transitions. [2019-11-20 02:32:14,686 INFO L78 Accepts]: Start accepts. Automaton has 1649 states and 2382 transitions. Word has length 226 [2019-11-20 02:32:14,687 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:32:14,687 INFO L462 AbstractCegarLoop]: Abstraction has 1649 states and 2382 transitions. [2019-11-20 02:32:14,688 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 02:32:14,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 2382 transitions. [2019-11-20 02:32:14,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2019-11-20 02:32:14,694 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:32:14,695 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:32:14,695 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:32:14,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:32:14,695 INFO L82 PathProgramCache]: Analyzing trace with hash -1431890043, now seen corresponding path program 1 times [2019-11-20 02:32:14,696 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:32:14,696 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [311979520] [2019-11-20 02:32:14,696 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:32:14,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:32:15,041 INFO L134 CoverageAnalysis]: Checked inductivity of 376 backedges. 342 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2019-11-20 02:32:15,041 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [311979520] [2019-11-20 02:32:15,042 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:32:15,042 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 02:32:15,042 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1079316712] [2019-11-20 02:32:15,043 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 02:32:15,043 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:32:15,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 02:32:15,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:32:15,044 INFO L87 Difference]: Start difference. First operand 1649 states and 2382 transitions. Second operand 4 states. [2019-11-20 02:32:17,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:32:17,331 INFO L93 Difference]: Finished difference Result 4612 states and 6546 transitions. [2019-11-20 02:32:17,332 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 02:32:17,332 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 337 [2019-11-20 02:32:17,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:32:17,346 INFO L225 Difference]: With dead ends: 4612 [2019-11-20 02:32:17,347 INFO L226 Difference]: Without dead ends: 2636 [2019-11-20 02:32:17,350 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:32:17,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2636 states. [2019-11-20 02:32:17,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2636 to 2636. [2019-11-20 02:32:17,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2636 states. [2019-11-20 02:32:17,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2636 states to 2636 states and 2855 transitions. [2019-11-20 02:32:17,494 INFO L78 Accepts]: Start accepts. Automaton has 2636 states and 2855 transitions. Word has length 337 [2019-11-20 02:32:17,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:32:17,495 INFO L462 AbstractCegarLoop]: Abstraction has 2636 states and 2855 transitions. [2019-11-20 02:32:17,495 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 02:32:17,495 INFO L276 IsEmpty]: Start isEmpty. Operand 2636 states and 2855 transitions. [2019-11-20 02:32:17,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 614 [2019-11-20 02:32:17,509 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:32:17,509 INFO L410 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:32:17,510 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:32:17,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:32:17,510 INFO L82 PathProgramCache]: Analyzing trace with hash 624047901, now seen corresponding path program 1 times [2019-11-20 02:32:17,510 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:32:17,511 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256689227] [2019-11-20 02:32:17,511 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:32:17,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:32:18,037 INFO L134 CoverageAnalysis]: Checked inductivity of 797 backedges. 639 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2019-11-20 02:32:18,037 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1256689227] [2019-11-20 02:32:18,038 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:32:18,038 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 02:32:18,038 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300166499] [2019-11-20 02:32:18,039 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 02:32:18,040 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:32:18,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 02:32:18,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:32:18,040 INFO L87 Difference]: Start difference. First operand 2636 states and 2855 transitions. Second operand 4 states. [2019-11-20 02:32:19,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:32:19,678 INFO L93 Difference]: Finished difference Result 8231 states and 8981 transitions. [2019-11-20 02:32:19,678 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 02:32:19,679 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 613 [2019-11-20 02:32:19,679 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:32:19,708 INFO L225 Difference]: With dead ends: 8231 [2019-11-20 02:32:19,708 INFO L226 Difference]: Without dead ends: 5926 [2019-11-20 02:32:19,712 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 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 02:32:19,718 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5926 states. [2019-11-20 02:32:19,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5926 to 4939. [2019-11-20 02:32:19,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4939 states. [2019-11-20 02:32:19,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4939 states to 4939 states and 5297 transitions. [2019-11-20 02:32:19,808 INFO L78 Accepts]: Start accepts. Automaton has 4939 states and 5297 transitions. Word has length 613 [2019-11-20 02:32:19,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:32:19,809 INFO L462 AbstractCegarLoop]: Abstraction has 4939 states and 5297 transitions. [2019-11-20 02:32:19,809 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 02:32:19,809 INFO L276 IsEmpty]: Start isEmpty. Operand 4939 states and 5297 transitions. [2019-11-20 02:32:19,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 838 [2019-11-20 02:32:19,841 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:32:19,842 INFO L410 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:32:19,842 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:32:19,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:32:19,843 INFO L82 PathProgramCache]: Analyzing trace with hash -662454887, now seen corresponding path program 1 times [2019-11-20 02:32:19,843 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:32:19,843 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [829470946] [2019-11-20 02:32:19,843 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:32:19,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:32:20,648 INFO L134 CoverageAnalysis]: Checked inductivity of 1488 backedges. 1034 proven. 0 refuted. 0 times theorem prover too weak. 454 trivial. 0 not checked. [2019-11-20 02:32:20,648 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [829470946] [2019-11-20 02:32:20,649 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:32:20,649 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 02:32:20,649 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [9100334] [2019-11-20 02:32:20,650 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 02:32:20,650 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:32:20,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 02:32:20,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:32:20,651 INFO L87 Difference]: Start difference. First operand 4939 states and 5297 transitions. Second operand 4 states. [2019-11-20 02:32:22,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:32:22,388 INFO L93 Difference]: Finished difference Result 12508 states and 13528 transitions. [2019-11-20 02:32:22,389 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 02:32:22,389 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 837 [2019-11-20 02:32:22,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:32:22,424 INFO L225 Difference]: With dead ends: 12508 [2019-11-20 02:32:22,425 INFO L226 Difference]: Without dead ends: 7900 [2019-11-20 02:32:22,430 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:32:22,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7900 states. [2019-11-20 02:32:22,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7900 to 7900. [2019-11-20 02:32:22,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7900 states. [2019-11-20 02:32:22,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7900 states to 7900 states and 8413 transitions. [2019-11-20 02:32:22,559 INFO L78 Accepts]: Start accepts. Automaton has 7900 states and 8413 transitions. Word has length 837 [2019-11-20 02:32:22,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:32:22,560 INFO L462 AbstractCegarLoop]: Abstraction has 7900 states and 8413 transitions. [2019-11-20 02:32:22,561 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 02:32:22,561 INFO L276 IsEmpty]: Start isEmpty. Operand 7900 states and 8413 transitions. [2019-11-20 02:32:22,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 873 [2019-11-20 02:32:22,576 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:32:22,577 INFO L410 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-11-20 02:32:22,577 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:32:22,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:32:22,578 INFO L82 PathProgramCache]: Analyzing trace with hash 1439088896, now seen corresponding path program 1 times [2019-11-20 02:32:22,578 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:32:22,578 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322808584] [2019-11-20 02:32:22,578 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:32:22,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:32:23,510 INFO L134 CoverageAnalysis]: Checked inductivity of 1497 backedges. 741 proven. 0 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2019-11-20 02:32:23,511 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322808584] [2019-11-20 02:32:23,512 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:32:23,512 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 02:32:23,512 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1348695501] [2019-11-20 02:32:23,513 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 02:32:23,514 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:32:23,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 02:32:23,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:32:23,514 INFO L87 Difference]: Start difference. First operand 7900 states and 8413 transitions. Second operand 4 states. [2019-11-20 02:32:25,147 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:32:25,147 INFO L93 Difference]: Finished difference Result 17443 states and 18528 transitions. [2019-11-20 02:32:25,147 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 02:32:25,147 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 872 [2019-11-20 02:32:25,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:32:25,179 INFO L225 Difference]: With dead ends: 17443 [2019-11-20 02:32:25,179 INFO L226 Difference]: Without dead ends: 8887 [2019-11-20 02:32:25,188 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:32:25,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8887 states. [2019-11-20 02:32:25,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8887 to 7900. [2019-11-20 02:32:25,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7900 states. [2019-11-20 02:32:25,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7900 states to 7900 states and 8230 transitions. [2019-11-20 02:32:25,314 INFO L78 Accepts]: Start accepts. Automaton has 7900 states and 8230 transitions. Word has length 872 [2019-11-20 02:32:25,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:32:25,316 INFO L462 AbstractCegarLoop]: Abstraction has 7900 states and 8230 transitions. [2019-11-20 02:32:25,316 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 02:32:25,316 INFO L276 IsEmpty]: Start isEmpty. Operand 7900 states and 8230 transitions. [2019-11-20 02:32:25,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1113 [2019-11-20 02:32:25,337 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:32:25,339 INFO L410 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2019-11-20 02:32:25,339 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:32:25,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:32:25,343 INFO L82 PathProgramCache]: Analyzing trace with hash -451266042, now seen corresponding path program 1 times [2019-11-20 02:32:25,343 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:32:25,344 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725385250] [2019-11-20 02:32:25,344 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:32:25,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:32:28,066 INFO L134 CoverageAnalysis]: Checked inductivity of 2336 backedges. 1825 proven. 38 refuted. 0 times theorem prover too weak. 473 trivial. 0 not checked. [2019-11-20 02:32:28,066 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725385250] [2019-11-20 02:32:28,066 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [22951659] [2019-11-20 02:32:28,067 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d5c05bd0-feb2-4821-8bb8-14ad9b51644a/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 02:32:28,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:32:28,351 INFO L255 TraceCheckSpWp]: Trace formula consists of 1294 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 02:32:28,384 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 02:32:29,322 INFO L134 CoverageAnalysis]: Checked inductivity of 2336 backedges. 1422 proven. 0 refuted. 0 times theorem prover too weak. 914 trivial. 0 not checked. [2019-11-20 02:32:29,323 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 02:32:29,323 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2019-11-20 02:32:29,324 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963624727] [2019-11-20 02:32:29,325 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 02:32:29,325 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:32:29,326 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 02:32:29,327 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2019-11-20 02:32:29,327 INFO L87 Difference]: Start difference. First operand 7900 states and 8230 transitions. Second operand 3 states. [2019-11-20 02:32:30,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:32:30,429 INFO L93 Difference]: Finished difference Result 15469 states and 16127 transitions. [2019-11-20 02:32:30,430 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 02:32:30,430 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1112 [2019-11-20 02:32:30,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:32:30,461 INFO L225 Difference]: With dead ends: 15469 [2019-11-20 02:32:30,461 INFO L226 Difference]: Without dead ends: 7900 [2019-11-20 02:32:30,470 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1120 GetRequests, 1112 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2019-11-20 02:32:30,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7900 states. [2019-11-20 02:32:30,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7900 to 7900. [2019-11-20 02:32:30,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7900 states. [2019-11-20 02:32:30,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7900 states to 7900 states and 8212 transitions. [2019-11-20 02:32:30,588 INFO L78 Accepts]: Start accepts. Automaton has 7900 states and 8212 transitions. Word has length 1112 [2019-11-20 02:32:30,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:32:30,590 INFO L462 AbstractCegarLoop]: Abstraction has 7900 states and 8212 transitions. [2019-11-20 02:32:30,590 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 02:32:30,591 INFO L276 IsEmpty]: Start isEmpty. Operand 7900 states and 8212 transitions. [2019-11-20 02:32:30,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1395 [2019-11-20 02:32:30,619 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:32:30,622 INFO L410 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:32:30,826 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 02:32:30,827 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:32:30,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:32:30,828 INFO L82 PathProgramCache]: Analyzing trace with hash -786433751, now seen corresponding path program 1 times [2019-11-20 02:32:30,828 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:32:30,828 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402602065] [2019-11-20 02:32:30,828 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:32:30,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:32:34,739 INFO L134 CoverageAnalysis]: Checked inductivity of 3445 backedges. 2739 proven. 38 refuted. 0 times theorem prover too weak. 668 trivial. 0 not checked. [2019-11-20 02:32:34,740 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402602065] [2019-11-20 02:32:34,740 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2020450911] [2019-11-20 02:32:34,740 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d5c05bd0-feb2-4821-8bb8-14ad9b51644a/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 02:32:35,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:32:35,047 INFO L255 TraceCheckSpWp]: Trace formula consists of 1601 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 02:32:35,064 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 02:32:36,473 INFO L134 CoverageAnalysis]: Checked inductivity of 3445 backedges. 2460 proven. 0 refuted. 0 times theorem prover too weak. 985 trivial. 0 not checked. [2019-11-20 02:32:36,473 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 02:32:36,474 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2019-11-20 02:32:36,474 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [342156996] [2019-11-20 02:32:36,476 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 02:32:36,476 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:32:36,476 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 02:32:36,477 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-20 02:32:36,477 INFO L87 Difference]: Start difference. First operand 7900 states and 8212 transitions. Second operand 3 states. [2019-11-20 02:32:37,389 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:32:37,389 INFO L93 Difference]: Finished difference Result 15798 states and 16432 transitions. [2019-11-20 02:32:37,390 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 02:32:37,390 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1394 [2019-11-20 02:32:37,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:32:37,403 INFO L225 Difference]: With dead ends: 15798 [2019-11-20 02:32:37,403 INFO L226 Difference]: Without dead ends: 8229 [2019-11-20 02:32:37,412 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1402 GetRequests, 1394 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-20 02:32:37,422 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8229 states. [2019-11-20 02:32:37,492 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8229 to 8229. [2019-11-20 02:32:37,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8229 states. [2019-11-20 02:32:37,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8229 states to 8229 states and 8499 transitions. [2019-11-20 02:32:37,502 INFO L78 Accepts]: Start accepts. Automaton has 8229 states and 8499 transitions. Word has length 1394 [2019-11-20 02:32:37,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:32:37,503 INFO L462 AbstractCegarLoop]: Abstraction has 8229 states and 8499 transitions. [2019-11-20 02:32:37,503 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 02:32:37,503 INFO L276 IsEmpty]: Start isEmpty. Operand 8229 states and 8499 transitions. [2019-11-20 02:32:37,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1684 [2019-11-20 02:32:37,538 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:32:37,539 INFO L410 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:32:37,745 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 02:32:37,746 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:32:37,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:32:37,746 INFO L82 PathProgramCache]: Analyzing trace with hash 122607251, now seen corresponding path program 1 times [2019-11-20 02:32:37,746 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:32:37,746 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [467229107] [2019-11-20 02:32:37,747 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:32:37,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:32:39,846 INFO L134 CoverageAnalysis]: Checked inductivity of 5135 backedges. 3287 proven. 0 refuted. 0 times theorem prover too weak. 1848 trivial. 0 not checked. [2019-11-20 02:32:39,847 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [467229107] [2019-11-20 02:32:39,847 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:32:39,847 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 02:32:39,848 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427780269] [2019-11-20 02:32:39,849 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 02:32:39,849 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:32:39,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 02:32:39,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:32:39,849 INFO L87 Difference]: Start difference. First operand 8229 states and 8499 transitions. Second operand 4 states. [2019-11-20 02:32:41,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:32:41,276 INFO L93 Difference]: Finished difference Result 19746 states and 20405 transitions. [2019-11-20 02:32:41,276 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 02:32:41,276 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1683 [2019-11-20 02:32:41,278 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:32:41,295 INFO L225 Difference]: With dead ends: 19746 [2019-11-20 02:32:41,296 INFO L226 Difference]: Without dead ends: 11848 [2019-11-20 02:32:41,306 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:32:41,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11848 states. [2019-11-20 02:32:41,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11848 to 11519. [2019-11-20 02:32:41,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11519 states. [2019-11-20 02:32:41,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11519 states to 11519 states and 11830 transitions. [2019-11-20 02:32:41,457 INFO L78 Accepts]: Start accepts. Automaton has 11519 states and 11830 transitions. Word has length 1683 [2019-11-20 02:32:41,458 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:32:41,458 INFO L462 AbstractCegarLoop]: Abstraction has 11519 states and 11830 transitions. [2019-11-20 02:32:41,458 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 02:32:41,459 INFO L276 IsEmpty]: Start isEmpty. Operand 11519 states and 11830 transitions. [2019-11-20 02:32:41,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1745 [2019-11-20 02:32:41,512 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:32:41,514 INFO L410 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 3, 3, 3, 3, 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] [2019-11-20 02:32:41,514 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:32:41,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:32:41,515 INFO L82 PathProgramCache]: Analyzing trace with hash 1462311327, now seen corresponding path program 1 times [2019-11-20 02:32:41,515 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:32:41,515 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897129703] [2019-11-20 02:32:41,516 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:32:41,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:32:44,867 INFO L134 CoverageAnalysis]: Checked inductivity of 5130 backedges. 3598 proven. 0 refuted. 0 times theorem prover too weak. 1532 trivial. 0 not checked. [2019-11-20 02:32:44,867 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897129703] [2019-11-20 02:32:44,867 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:32:44,867 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-20 02:32:44,868 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [96715780] [2019-11-20 02:32:44,869 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-20 02:32:44,869 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:32:44,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-20 02:32:44,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-11-20 02:32:44,869 INFO L87 Difference]: Start difference. First operand 11519 states and 11830 transitions. Second operand 6 states. [2019-11-20 02:32:47,279 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:32:47,279 INFO L93 Difference]: Finished difference Result 23374 states and 24014 transitions. [2019-11-20 02:32:47,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-20 02:32:47,280 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1744 [2019-11-20 02:32:47,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:32:47,300 INFO L225 Difference]: With dead ends: 23374 [2019-11-20 02:32:47,300 INFO L226 Difference]: Without dead ends: 12186 [2019-11-20 02:32:47,312 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2019-11-20 02:32:47,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12186 states. [2019-11-20 02:32:47,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12186 to 11848. [2019-11-20 02:32:47,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11848 states. [2019-11-20 02:32:47,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 12167 transitions. [2019-11-20 02:32:47,442 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 12167 transitions. Word has length 1744 [2019-11-20 02:32:47,443 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:32:47,444 INFO L462 AbstractCegarLoop]: Abstraction has 11848 states and 12167 transitions. [2019-11-20 02:32:47,444 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-20 02:32:47,444 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 12167 transitions. [2019-11-20 02:32:47,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1764 [2019-11-20 02:32:47,481 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:32:47,483 INFO L410 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:32:47,483 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:32:47,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:32:47,484 INFO L82 PathProgramCache]: Analyzing trace with hash -1764878195, now seen corresponding path program 1 times [2019-11-20 02:32:47,484 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:32:47,484 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1752812171] [2019-11-20 02:32:47,485 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:32:47,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:32:51,418 INFO L134 CoverageAnalysis]: Checked inductivity of 5397 backedges. 4053 proven. 359 refuted. 0 times theorem prover too weak. 985 trivial. 0 not checked. [2019-11-20 02:32:51,418 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1752812171] [2019-11-20 02:32:51,419 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [480796866] [2019-11-20 02:32:51,419 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d5c05bd0-feb2-4821-8bb8-14ad9b51644a/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 02:32:51,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:32:51,792 INFO L255 TraceCheckSpWp]: Trace formula consists of 2024 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-20 02:32:51,811 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 02:32:54,328 INFO L134 CoverageAnalysis]: Checked inductivity of 5397 backedges. 2366 proven. 0 refuted. 0 times theorem prover too weak. 3031 trivial. 0 not checked. [2019-11-20 02:32:54,328 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 02:32:54,329 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [8] total 9 [2019-11-20 02:32:54,329 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235075373] [2019-11-20 02:32:54,330 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 02:32:54,330 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:32:54,331 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 02:32:54,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2019-11-20 02:32:54,331 INFO L87 Difference]: Start difference. First operand 11848 states and 12167 transitions. Second operand 3 states. [2019-11-20 02:32:55,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:32:55,397 INFO L93 Difference]: Finished difference Result 23365 states and 24001 transitions. [2019-11-20 02:32:55,401 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 02:32:55,402 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1763 [2019-11-20 02:32:55,402 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:32:55,421 INFO L225 Difference]: With dead ends: 23365 [2019-11-20 02:32:55,422 INFO L226 Difference]: Without dead ends: 11848 [2019-11-20 02:32:55,432 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1777 GetRequests, 1764 SyntacticMatches, 6 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2019-11-20 02:32:55,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11848 states. [2019-11-20 02:32:55,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11848 to 11848. [2019-11-20 02:32:55,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11848 states. [2019-11-20 02:32:55,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 12166 transitions. [2019-11-20 02:32:55,580 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 12166 transitions. Word has length 1763 [2019-11-20 02:32:55,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:32:55,581 INFO L462 AbstractCegarLoop]: Abstraction has 11848 states and 12166 transitions. [2019-11-20 02:32:55,581 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 02:32:55,581 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 12166 transitions. [2019-11-20 02:32:55,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1794 [2019-11-20 02:32:55,622 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:32:55,624 INFO L410 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 02:32:55,829 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 02:32:55,829 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:32:55,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:32:55,830 INFO L82 PathProgramCache]: Analyzing trace with hash -1703685810, now seen corresponding path program 1 times [2019-11-20 02:32:55,830 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:32:55,831 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1032053604] [2019-11-20 02:32:55,831 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:32:55,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:32:59,336 INFO L134 CoverageAnalysis]: Checked inductivity of 6122 backedges. 2359 proven. 157 refuted. 0 times theorem prover too weak. 3606 trivial. 0 not checked. [2019-11-20 02:32:59,336 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1032053604] [2019-11-20 02:32:59,337 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1109335240] [2019-11-20 02:32:59,337 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d5c05bd0-feb2-4821-8bb8-14ad9b51644a/bin/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 02:32:59,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:32:59,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 2078 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-20 02:32:59,826 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 02:33:02,141 INFO L134 CoverageAnalysis]: Checked inductivity of 6122 backedges. 2516 proven. 0 refuted. 0 times theorem prover too weak. 3606 trivial. 0 not checked. [2019-11-20 02:33:02,141 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 02:33:02,143 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2019-11-20 02:33:02,143 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669300412] [2019-11-20 02:33:02,144 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 02:33:02,145 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:33:02,145 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 02:33:02,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2019-11-20 02:33:02,145 INFO L87 Difference]: Start difference. First operand 11848 states and 12166 transitions. Second operand 3 states. [2019-11-20 02:33:03,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:33:03,214 INFO L93 Difference]: Finished difference Result 24681 states and 25355 transitions. [2019-11-20 02:33:03,215 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 02:33:03,215 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1793 [2019-11-20 02:33:03,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:33:03,224 INFO L225 Difference]: With dead ends: 24681 [2019-11-20 02:33:03,224 INFO L226 Difference]: Without dead ends: 13164 [2019-11-20 02:33:03,230 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1801 GetRequests, 1792 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2019-11-20 02:33:03,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2019-11-20 02:33:03,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 12835. [2019-11-20 02:33:03,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12835 states. [2019-11-20 02:33:03,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12835 states to 12835 states and 13157 transitions. [2019-11-20 02:33:03,380 INFO L78 Accepts]: Start accepts. Automaton has 12835 states and 13157 transitions. Word has length 1793 [2019-11-20 02:33:03,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:33:03,381 INFO L462 AbstractCegarLoop]: Abstraction has 12835 states and 13157 transitions. [2019-11-20 02:33:03,381 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 02:33:03,381 INFO L276 IsEmpty]: Start isEmpty. Operand 12835 states and 13157 transitions. [2019-11-20 02:33:03,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2094 [2019-11-20 02:33:03,420 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:33:03,421 INFO L410 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 02:33:03,626 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 02:33:03,626 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:33:03,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:33:03,628 INFO L82 PathProgramCache]: Analyzing trace with hash 1861037178, now seen corresponding path program 1 times [2019-11-20 02:33:03,628 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:33:03,628 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2085123116] [2019-11-20 02:33:03,628 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:33:03,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:33:09,235 INFO L134 CoverageAnalysis]: Checked inductivity of 7920 backedges. 4289 proven. 1864 refuted. 0 times theorem prover too weak. 1767 trivial. 0 not checked. [2019-11-20 02:33:09,236 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2085123116] [2019-11-20 02:33:09,236 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [212217252] [2019-11-20 02:33:09,236 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_d5c05bd0-feb2-4821-8bb8-14ad9b51644a/bin/uautomizer/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 02:33:09,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:33:09,727 INFO L255 TraceCheckSpWp]: Trace formula consists of 2402 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-20 02:33:09,748 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 02:33:12,227 INFO L134 CoverageAnalysis]: Checked inductivity of 7920 backedges. 4422 proven. 0 refuted. 0 times theorem prover too weak. 3498 trivial. 0 not checked. [2019-11-20 02:33:12,228 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 02:33:12,229 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2019-11-20 02:33:12,229 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659940164] [2019-11-20 02:33:12,230 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 02:33:12,230 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:33:12,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 02:33:12,231 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-11-20 02:33:12,231 INFO L87 Difference]: Start difference. First operand 12835 states and 13157 transitions. Second operand 3 states. [2019-11-20 02:33:13,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:33:13,511 INFO L93 Difference]: Finished difference Result 25668 states and 26314 transitions. [2019-11-20 02:33:13,512 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 02:33:13,512 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 2093 [2019-11-20 02:33:13,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:33:13,533 INFO L225 Difference]: With dead ends: 25668 [2019-11-20 02:33:13,534 INFO L226 Difference]: Without dead ends: 13164 [2019-11-20 02:33:13,541 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2104 GetRequests, 2093 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-11-20 02:33:13,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2019-11-20 02:33:13,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 12835. [2019-11-20 02:33:13,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12835 states. [2019-11-20 02:33:13,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12835 states to 12835 states and 13156 transitions. [2019-11-20 02:33:13,694 INFO L78 Accepts]: Start accepts. Automaton has 12835 states and 13156 transitions. Word has length 2093 [2019-11-20 02:33:13,696 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:33:13,696 INFO L462 AbstractCegarLoop]: Abstraction has 12835 states and 13156 transitions. [2019-11-20 02:33:13,696 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 02:33:13,696 INFO L276 IsEmpty]: Start isEmpty. Operand 12835 states and 13156 transitions. [2019-11-20 02:33:13,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2307 [2019-11-20 02:33:13,743 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 02:33:13,746 INFO L410 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-11-20 02:33:13,953 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 02:33:13,953 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 02:33:13,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 02:33:13,954 INFO L82 PathProgramCache]: Analyzing trace with hash 693682285, now seen corresponding path program 1 times [2019-11-20 02:33:13,954 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 02:33:13,954 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [721684039] [2019-11-20 02:33:13,954 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 02:33:14,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 02:33:17,860 INFO L134 CoverageAnalysis]: Checked inductivity of 9226 backedges. 373 proven. 0 refuted. 0 times theorem prover too weak. 8853 trivial. 0 not checked. [2019-11-20 02:33:17,861 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [721684039] [2019-11-20 02:33:17,861 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 02:33:17,862 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 02:33:17,862 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711664197] [2019-11-20 02:33:17,864 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 02:33:17,865 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 02:33:17,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 02:33:17,868 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:33:17,868 INFO L87 Difference]: Start difference. First operand 12835 states and 13156 transitions. Second operand 4 states. [2019-11-20 02:33:19,750 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 02:33:19,750 INFO L93 Difference]: Finished difference Result 33233 states and 34182 transitions. [2019-11-20 02:33:19,751 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 02:33:19,751 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 2306 [2019-11-20 02:33:19,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 02:33:19,754 INFO L225 Difference]: With dead ends: 33233 [2019-11-20 02:33:19,754 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 02:33:19,766 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 02:33:19,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 02:33:19,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 02:33:19,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 02:33:19,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 02:33:19,767 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 2306 [2019-11-20 02:33:19,768 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 02:33:19,768 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 02:33:19,768 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 02:33:19,768 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 02:33:19,768 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 02:33:19,773 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 02:33:19,919 WARN L191 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 106 [2019-11-20 02:33:20,025 WARN L191 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 98 [2019-11-20 02:33:20,163 WARN L191 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 106 [2019-11-20 02:33:20,922 WARN L191 SmtUtils]: Spent 757.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 49 [2019-11-20 02:33:21,399 WARN L191 SmtUtils]: Spent 475.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 49 [2019-11-20 02:33:21,941 WARN L191 SmtUtils]: Spent 539.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 49 [2019-11-20 02:33:21,943 INFO L444 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,943 INFO L444 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,943 INFO L444 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,943 INFO L444 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,943 INFO L444 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,944 INFO L444 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,944 INFO L444 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,944 INFO L444 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,944 INFO L444 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,944 INFO L444 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,944 INFO L444 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,944 INFO L444 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,944 INFO L444 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,944 INFO L444 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,944 INFO L444 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,944 INFO L444 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-20 02:33:21,944 INFO L444 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,945 INFO L444 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-20 02:33:21,945 INFO L444 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-20 02:33:21,945 INFO L440 ceAbstractionStarter]: At program point L1491(lines 23 1492) the Hoare annotation is: (let ((.cse1 (= ~a16~0 9)) (.cse2 (= ~a16~0 8)) (.cse0 (= 3 ~a15~0)) (.cse5 (<= ~a16~0 11)) (.cse4 (<= 0 (+ ~a18~0 44))) (.cse3 (<= 4 ~a15~0)) (.cse6 (<= ~a12~0 5))) (or (and .cse0 (not .cse1)) (and .cse2 (<= (+ ~a18~0 156) 0) .cse3) (and .cse1 .cse3) (and .cse2 .cse3 (not (= ~a12~0 8))) (and .cse3 (not (= 12 ~a16~0)) (= ~a12~0 6)) (and .cse4 .cse0) (and .cse2 .cse4 .cse3 (<= ~a18~0 134)) (and .cse5 .cse3 .cse6 (<= (+ ~a18~0 79) 0)) (and (not (= ~a12~0 9)) .cse0) (and .cse5 .cse4 .cse3 .cse6))) [2019-11-20 02:33:21,945 INFO L444 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,945 INFO L444 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,945 INFO L444 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,946 INFO L444 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,946 INFO L444 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,946 INFO L444 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,946 INFO L444 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,946 INFO L444 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,946 INFO L444 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,946 INFO L444 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,946 INFO L444 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-20 02:33:21,946 INFO L444 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-20 02:33:21,946 INFO L444 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,947 INFO L444 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-20 02:33:21,947 INFO L444 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,947 INFO L444 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,947 INFO L444 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,947 INFO L444 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,947 INFO L444 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,947 INFO L444 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,947 INFO L444 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,947 INFO L444 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,947 INFO L444 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,947 INFO L444 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,947 INFO L444 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,947 INFO L444 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,947 INFO L444 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,947 INFO L444 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,947 INFO L444 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,948 INFO L444 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,948 INFO L444 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,948 INFO L444 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-20 02:33:21,948 INFO L444 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,948 INFO L444 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-20 02:33:21,948 INFO L444 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-20 02:33:21,948 INFO L444 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,948 INFO L444 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,948 INFO L444 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,948 INFO L444 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,948 INFO L444 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,948 INFO L444 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,948 INFO L444 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,948 INFO L444 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,948 INFO L444 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,948 INFO L444 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,948 INFO L444 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,948 INFO L444 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-20 02:33:21,949 INFO L444 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-20 02:33:21,949 INFO L444 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,949 INFO L444 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-20 02:33:21,949 INFO L444 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,949 INFO L440 ceAbstractionStarter]: At program point L1764(lines 1494 1765) the Hoare annotation is: (let ((.cse0 (= ~a16~0 9)) (.cse3 (= 3 ~a15~0)) (.cse5 (<= ~a16~0 11)) (.cse6 (<= ~a12~0 5)) (.cse4 (= ~a16~0 8)) (.cse2 (<= 0 (+ ~a18~0 44))) (.cse1 (<= 4 ~a15~0))) (or (and .cse0 .cse1) (and .cse1 (not (= 12 ~a16~0)) (= ~a12~0 6)) (and .cse2 .cse3) (and (not (= ~a12~0 9)) .cse3) (and .cse4 (<= (+ ~a18~0 156) 0) .cse1) (and .cse5 .cse1 .cse6 (<= (+ ~a18~0 79) 0)) (and .cse4 .cse1 (not (= ~a12~0 8))) (and (not .cse0) .cse3) (and .cse5 .cse2 .cse1 .cse6) (and .cse4 .cse2 .cse1 (<= ~a18~0 134)))) [2019-11-20 02:33:21,949 INFO L444 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,949 INFO L444 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,949 INFO L444 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,949 INFO L444 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,949 INFO L444 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,950 INFO L444 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,950 INFO L444 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,950 INFO L444 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,950 INFO L444 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,950 INFO L444 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,950 INFO L444 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,950 INFO L444 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,950 INFO L444 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,950 INFO L444 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,950 INFO L444 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-20 02:33:21,951 INFO L444 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,951 INFO L444 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-20 02:33:21,951 INFO L444 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-20 02:33:21,951 INFO L444 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,951 INFO L447 ceAbstractionStarter]: At program point L1767(lines 1767 1783) the Hoare annotation is: true [2019-11-20 02:33:21,951 INFO L444 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,951 INFO L444 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,951 INFO L444 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,951 INFO L444 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,951 INFO L444 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,951 INFO L444 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,951 INFO L444 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,951 INFO L444 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,952 INFO L444 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,952 INFO L444 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,952 INFO L444 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,952 INFO L444 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-20 02:33:21,952 INFO L444 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,952 INFO L444 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-20 02:33:21,952 INFO L444 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,952 INFO L444 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-20 02:33:21,952 INFO L444 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,952 INFO L444 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,952 INFO L444 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,952 INFO L444 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,952 INFO L444 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,952 INFO L444 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,953 INFO L444 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,953 INFO L444 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,953 INFO L444 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,953 INFO L444 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,953 INFO L444 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,953 INFO L444 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,953 INFO L444 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,954 INFO L444 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,954 INFO L444 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,954 INFO L444 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,954 INFO L444 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-20 02:33:21,954 INFO L444 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-20 02:33:21,954 INFO L444 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-20 02:33:21,954 INFO L440 ceAbstractionStarter]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse1 (= ~a16~0 9)) (.cse2 (= ~a16~0 8)) (.cse0 (= 3 ~a15~0)) (.cse5 (<= ~a16~0 11)) (.cse4 (<= 0 (+ ~a18~0 44))) (.cse3 (<= 4 ~a15~0)) (.cse6 (<= ~a12~0 5))) (or (and .cse0 (not .cse1)) (and .cse2 (<= (+ ~a18~0 156) 0) .cse3) (and .cse1 .cse3) (and .cse2 .cse3 (not (= ~a12~0 8))) (and .cse3 (not (= 12 ~a16~0)) (= ~a12~0 6)) (and .cse4 .cse0) (and .cse2 .cse4 .cse3 (<= ~a18~0 134)) (and .cse5 .cse3 .cse6 (<= (+ ~a18~0 79) 0)) (and (not (= ~a12~0 9)) .cse0) (and .cse5 .cse4 .cse3 .cse6))) [2019-11-20 02:33:21,954 INFO L444 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,954 INFO L444 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,955 INFO L444 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,955 INFO L444 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,955 INFO L444 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,955 INFO L444 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,955 INFO L444 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,955 INFO L444 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,955 INFO L444 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,955 INFO L444 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,955 INFO L444 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,955 INFO L444 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,955 INFO L444 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,955 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 02:33:21,955 INFO L444 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,956 INFO L444 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-20 02:33:21,956 INFO L444 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,956 INFO L444 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-20 02:33:21,956 INFO L444 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-20 02:33:21,956 INFO L444 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,956 INFO L444 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,956 INFO L444 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,956 INFO L444 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,956 INFO L444 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,956 INFO L444 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,956 INFO L444 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,956 INFO L444 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,956 INFO L444 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,956 INFO L444 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,957 INFO L444 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,957 INFO L444 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,957 INFO L444 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2019-11-20 02:33:21,957 INFO L444 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,957 INFO L444 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,957 INFO L444 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,957 INFO L444 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,957 INFO L444 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,957 INFO L444 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-20 02:33:21,957 INFO L444 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-20 02:33:21,957 INFO L444 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-20 02:33:21,957 INFO L444 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,957 INFO L444 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,958 INFO L444 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,958 INFO L444 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,958 INFO L444 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,958 INFO L444 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,958 INFO L444 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,958 INFO L444 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,958 INFO L444 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,958 INFO L444 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,958 INFO L444 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,958 INFO L444 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,958 INFO L444 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,958 INFO L444 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-20 02:33:21,958 INFO L444 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,959 INFO L444 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-20 02:33:21,959 INFO L444 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-20 02:33:21,959 INFO L444 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,959 INFO L444 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,959 INFO L444 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,959 INFO L444 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,960 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 02:33:21,960 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 115) no Hoare annotation was computed. [2019-11-20 02:33:21,960 INFO L444 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,960 INFO L444 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,960 INFO L444 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,961 INFO L444 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,961 INFO L444 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,961 INFO L444 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,961 INFO L444 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,961 INFO L444 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,961 INFO L444 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,962 INFO L444 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,962 INFO L444 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-20 02:33:21,962 INFO L444 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-20 02:33:21,962 INFO L444 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-20 02:33:21,962 INFO L444 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,962 INFO L444 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,962 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,963 INFO L444 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,963 INFO L444 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,963 INFO L444 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,963 INFO L444 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,963 INFO L444 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,963 INFO L444 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,964 INFO L444 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,964 INFO L444 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,964 INFO L444 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,964 INFO L444 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,964 INFO L444 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,964 INFO L444 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-20 02:33:21,965 INFO L444 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,965 INFO L444 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-20 02:33:21,965 INFO L444 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-20 02:33:21,965 INFO L444 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,965 INFO L444 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,965 INFO L444 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,966 INFO L444 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,966 INFO L444 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,966 INFO L444 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,966 INFO L444 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,966 INFO L444 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,966 INFO L444 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,966 INFO L444 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,966 INFO L444 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,966 INFO L444 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,967 INFO L444 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,967 INFO L444 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,967 INFO L444 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2019-11-20 02:33:21,967 INFO L444 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-20 02:33:21,967 INFO L444 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-20 02:33:21,967 INFO L444 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,968 INFO L444 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,968 INFO L444 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,968 INFO L444 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,968 INFO L444 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,968 INFO L444 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,968 INFO L444 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,969 INFO L444 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,969 INFO L444 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,969 INFO L444 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,969 INFO L444 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,969 INFO L444 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,969 INFO L444 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,970 INFO L444 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,970 INFO L444 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,970 INFO L444 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-20 02:33:21,970 INFO L444 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-20 02:33:21,970 INFO L444 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,970 INFO L444 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,971 INFO L444 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,971 INFO L444 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,971 INFO L444 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,971 INFO L444 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,971 INFO L444 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,971 INFO L444 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,972 INFO L444 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,972 INFO L444 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,972 INFO L444 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,972 INFO L444 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,972 INFO L444 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-20 02:33:21,972 INFO L444 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-20 02:33:21,973 INFO L444 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,973 INFO L444 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,973 INFO L444 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,973 INFO L444 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,973 INFO L444 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,973 INFO L444 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,974 INFO L444 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,974 INFO L444 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,974 INFO L444 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,974 INFO L444 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,974 INFO L444 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,974 INFO L444 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,974 INFO L444 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,975 INFO L444 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,975 INFO L444 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,975 INFO L444 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,975 INFO L444 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-20 02:33:21,975 INFO L444 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-20 02:33:21,975 INFO L444 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,976 INFO L444 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,976 INFO L444 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,976 INFO L444 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,976 INFO L444 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,976 INFO L444 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,976 INFO L444 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,976 INFO L444 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,977 INFO L444 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,977 INFO L444 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,977 INFO L444 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,977 INFO L444 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-20 02:33:21,977 INFO L444 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-20 02:33:21,977 INFO L444 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,978 INFO L444 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,978 INFO L444 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,978 INFO L444 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,978 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 02:33:21,978 INFO L444 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,978 INFO L444 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,979 INFO L444 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,979 INFO L444 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,979 INFO L444 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,979 INFO L444 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,979 INFO L444 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,979 INFO L444 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,979 INFO L444 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,979 INFO L444 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,979 INFO L444 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,979 INFO L444 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,979 INFO L444 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,980 INFO L444 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-20 02:33:21,980 INFO L444 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-20 02:33:21,980 INFO L444 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,980 INFO L444 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,980 INFO L444 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,980 INFO L444 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,980 INFO L444 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,980 INFO L444 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,980 INFO L444 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,980 INFO L444 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,980 INFO L444 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,980 INFO L444 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,980 INFO L444 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2019-11-20 02:33:21,980 INFO L444 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,981 INFO L444 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,981 INFO L444 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,981 INFO L444 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,981 INFO L444 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-20 02:33:21,981 INFO L444 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-20 02:33:21,981 INFO L444 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-20 02:33:21,981 INFO L444 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,982 INFO L444 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,982 INFO L444 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,982 INFO L444 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,982 INFO L444 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,982 INFO L444 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,982 INFO L444 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,982 INFO L444 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,982 INFO L444 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,982 INFO L444 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,982 INFO L444 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,982 INFO L444 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,982 INFO L444 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,982 INFO L444 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,982 INFO L444 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,983 INFO L444 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-20 02:33:21,983 INFO L444 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-20 02:33:21,983 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 02:33:21,983 INFO L444 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-20 02:33:21,983 INFO L444 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,983 INFO L444 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,983 INFO L444 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,983 INFO L444 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,983 INFO L444 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,983 INFO L444 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,983 INFO L444 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,983 INFO L444 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,983 INFO L444 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,984 INFO L444 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,984 INFO L444 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,984 INFO L444 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,984 INFO L444 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,984 INFO L444 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,984 INFO L444 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,984 INFO L444 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,984 INFO L444 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,984 INFO L444 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,984 INFO L444 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-20 02:33:21,984 INFO L444 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-20 02:33:21,985 INFO L444 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-20 02:33:21,985 INFO L444 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,985 INFO L444 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,985 INFO L444 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,985 INFO L444 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,985 INFO L444 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,985 INFO L444 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,985 INFO L444 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,985 INFO L444 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,985 INFO L444 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 02:33:21,985 INFO L444 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,985 INFO L444 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-20 02:33:21,986 INFO L444 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-20 02:33:21,986 INFO L444 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-20 02:33:21,986 INFO L444 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,986 INFO L444 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2019-11-20 02:33:21,986 INFO L444 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2019-11-20 02:33:21,986 INFO L444 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2019-11-20 02:33:22,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 02:33:22 BoogieIcfgContainer [2019-11-20 02:33:22,012 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 02:33:22,013 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 02:33:22,013 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 02:33:22,013 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 02:33:22,014 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 02:32:06" (3/4) ... [2019-11-20 02:33:22,017 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 02:33:22,079 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-20 02:33:22,084 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 02:33:22,456 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_d5c05bd0-feb2-4821-8bb8-14ad9b51644a/bin/uautomizer/witness.graphml [2019-11-20 02:33:22,456 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 02:33:22,458 INFO L168 Benchmark]: Toolchain (without parser) took 79541.25 ms. Allocated memory was 1.0 GB in the beginning and 5.1 GB in the end (delta: 4.1 GB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -202.8 MB). Peak memory consumption was 3.9 GB. Max. memory is 11.5 GB. [2019-11-20 02:33:22,458 INFO L168 Benchmark]: CDTParser took 0.17 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 02:33:22,459 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1196.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -137.7 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. [2019-11-20 02:33:22,459 INFO L168 Benchmark]: Boogie Procedure Inliner took 150.83 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: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. [2019-11-20 02:33:22,459 INFO L168 Benchmark]: Boogie Preprocessor took 139.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-20 02:33:22,460 INFO L168 Benchmark]: RCFGBuilder took 2439.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 21.4 MB). Peak memory consumption was 188.9 MB. Max. memory is 11.5 GB. [2019-11-20 02:33:22,460 INFO L168 Benchmark]: TraceAbstraction took 75166.38 ms. Allocated memory was 1.2 GB in the beginning and 5.1 GB in the end (delta: 3.9 GB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -234.2 MB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. [2019-11-20 02:33:22,461 INFO L168 Benchmark]: Witness Printer took 443.96 ms. Allocated memory is still 5.1 GB. Free memory was 1.3 GB in the beginning and 1.1 GB in the end (delta: 109.8 MB). Peak memory consumption was 109.8 MB. Max. memory is 11.5 GB. [2019-11-20 02:33:22,463 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 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 1196.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -137.7 MB). Peak memory consumption was 32.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 150.83 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: 27.2 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 139.16 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2439.79 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 21.4 MB). Peak memory consumption was 188.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 75166.38 ms. Allocated memory was 1.2 GB in the beginning and 5.1 GB in the end (delta: 3.9 GB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -234.2 MB). Peak memory consumption was 3.7 GB. Max. memory is 11.5 GB. * Witness Printer took 443.96 ms. Allocated memory is still 5.1 GB. Free memory was 1.3 GB in the beginning and 1.1 GB in the end (delta: 109.8 MB). Peak memory consumption was 109.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 115]: 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: 23]: Loop Invariant Derived loop invariant: (((((((((3 == a15 && !(a16 == 9)) || ((a16 == 8 && a18 + 156 <= 0) && 4 <= a15)) || (a16 == 9 && 4 <= a15)) || ((a16 == 8 && 4 <= a15) && !(a12 == 8))) || ((4 <= a15 && !(12 == a16)) && a12 == 6)) || (0 <= a18 + 44 && 3 == a15)) || (((a16 == 8 && 0 <= a18 + 44) && 4 <= a15) && a18 <= 134)) || (((a16 <= 11 && 4 <= a15) && a12 <= 5) && a18 + 79 <= 0)) || (!(a12 == 9) && 3 == a15)) || (((a16 <= 11 && 0 <= a18 + 44) && 4 <= a15) && a12 <= 5) - InvariantResult [Line: 1494]: Loop Invariant Derived loop invariant: (((((((((a16 == 9 && 4 <= a15) || ((4 <= a15 && !(12 == a16)) && a12 == 6)) || (0 <= a18 + 44 && 3 == a15)) || (!(a12 == 9) && 3 == a15)) || ((a16 == 8 && a18 + 156 <= 0) && 4 <= a15)) || (((a16 <= 11 && 4 <= a15) && a12 <= 5) && a18 + 79 <= 0)) || ((a16 == 8 && 4 <= a15) && !(a12 == 8))) || (!(a16 == 9) && 3 == a15)) || (((a16 <= 11 && 0 <= a18 + 44) && 4 <= a15) && a12 <= 5)) || (((a16 == 8 && 0 <= a18 + 44) && 4 <= a15) && a18 <= 134) - InvariantResult [Line: 1767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1773]: Loop Invariant Derived loop invariant: (((((((((3 == a15 && !(a16 == 9)) || ((a16 == 8 && a18 + 156 <= 0) && 4 <= a15)) || (a16 == 9 && 4 <= a15)) || ((a16 == 8 && 4 <= a15) && !(a12 == 8))) || ((4 <= a15 && !(12 == a16)) && a12 == 6)) || (0 <= a18 + 44 && 3 == a15)) || (((a16 == 8 && 0 <= a18 + 44) && 4 <= a15) && a18 <= 134)) || (((a16 <= 11 && 4 <= a15) && a12 <= 5) && a18 + 79 <= 0)) || (!(a12 == 9) && 3 == a15)) || (((a16 <= 11 && 0 <= a18 + 44) && 4 <= a15) && a12 <= 5) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 396 locations, 1 error locations. Result: SAFE, OverallTime: 75.0s, OverallIterations: 14, TraceHistogramMax: 12, AutomataDifference: 25.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.1s, HoareTripleCheckerStatistics: 2632 SDtfs, 7466 SDslu, 170 SDs, 0 SdLazy, 19140 SolverSat, 3180 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 19.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 8252 GetRequests, 8175 SyntacticMatches, 11 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12835occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.5s AutomataMinimizationTime, 14 MinimizatonAttempts, 3650 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 210 NumberOfFragments, 337 HoareAnnotationTreeSize, 4 FomulaSimplifications, 7724 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 4 FomulaSimplificationsInter, 5151 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.8s SsaConstructionTime, 2.8s SatisfiabilityAnalysisTime, 17.9s InterpolantComputationTime, 24964 NumberOfCodeBlocks, 24964 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 24945 ConstructedInterpolants, 0 QuantifiedInterpolants, 101567561 SizeOfPredicates, 1 NumberOfNonLiveVariables, 9399 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 19 InterpolantComputations, 14 PerfectInterpolantSequences, 71786/74242 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...