./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem16_label35.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_1bdef388-d268-4102-8237-bfcbb2b4db53/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_1bdef388-d268-4102-8237-bfcbb2b4db53/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1bdef388-d268-4102-8237-bfcbb2b4db53/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1bdef388-d268-4102-8237-bfcbb2b4db53/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem16_label35.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1bdef388-d268-4102-8237-bfcbb2b4db53/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1bdef388-d268-4102-8237-bfcbb2b4db53/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 c7f4654ff67788aa54aaf551606d5d8c93a335a5 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 07:44:22,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 07:44:22,939 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 07:44:22,953 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 07:44:22,953 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 07:44:22,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 07:44:22,956 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 07:44:22,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 07:44:22,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 07:44:22,972 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 07:44:22,973 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 07:44:22,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 07:44:22,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 07:44:22,977 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 07:44:22,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 07:44:22,979 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 07:44:22,980 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 07:44:22,980 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 07:44:22,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 07:44:22,986 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 07:44:22,990 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 07:44:22,992 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 07:44:22,994 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 07:44:22,994 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 07:44:22,996 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 07:44:22,997 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 07:44:22,997 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 07:44:22,998 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 07:44:22,999 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 07:44:23,000 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 07:44:23,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 07:44:23,001 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 07:44:23,001 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 07:44:23,003 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 07:44:23,003 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 07:44:23,004 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 07:44:23,004 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 07:44:23,004 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 07:44:23,004 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 07:44:23,005 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 07:44:23,006 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 07:44:23,007 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1bdef388-d268-4102-8237-bfcbb2b4db53/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-20 07:44:23,030 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 07:44:23,030 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 07:44:23,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 07:44:23,032 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 07:44:23,032 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 07:44:23,032 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 07:44:23,032 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 07:44:23,032 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 07:44:23,033 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 07:44:23,033 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 07:44:23,033 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 07:44:23,033 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 07:44:23,033 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 07:44:23,033 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 07:44:23,034 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 07:44:23,034 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 07:44:23,034 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 07:44:23,034 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 07:44:23,034 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 07:44:23,034 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 07:44:23,035 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 07:44:23,035 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 07:44:23,035 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 07:44:23,035 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 07:44:23,035 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 07:44:23,036 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 07:44:23,036 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 07:44:23,036 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 07:44:23,036 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_1bdef388-d268-4102-8237-bfcbb2b4db53/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 -> c7f4654ff67788aa54aaf551606d5d8c93a335a5 [2019-11-20 07:44:23,213 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 07:44:23,229 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 07:44:23,231 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 07:44:23,232 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 07:44:23,233 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 07:44:23,234 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1bdef388-d268-4102-8237-bfcbb2b4db53/bin/uautomizer/../../sv-benchmarks/c/eca-rers2012/Problem16_label35.c [2019-11-20 07:44:23,294 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1bdef388-d268-4102-8237-bfcbb2b4db53/bin/uautomizer/data/7a8a2e03e/996a8d24dbed41bfb470ffa1ce154769/FLAG8aa2cb89e [2019-11-20 07:44:23,821 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 07:44:23,822 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1bdef388-d268-4102-8237-bfcbb2b4db53/sv-benchmarks/c/eca-rers2012/Problem16_label35.c [2019-11-20 07:44:23,849 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1bdef388-d268-4102-8237-bfcbb2b4db53/bin/uautomizer/data/7a8a2e03e/996a8d24dbed41bfb470ffa1ce154769/FLAG8aa2cb89e [2019-11-20 07:44:24,118 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1bdef388-d268-4102-8237-bfcbb2b4db53/bin/uautomizer/data/7a8a2e03e/996a8d24dbed41bfb470ffa1ce154769 [2019-11-20 07:44:24,121 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 07:44:24,122 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 07:44:24,123 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 07:44:24,123 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 07:44:24,126 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 07:44:24,127 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:44:24" (1/1) ... [2019-11-20 07:44:24,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ddc731 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:44:24, skipping insertion in model container [2019-11-20 07:44:24,130 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:44:24" (1/1) ... [2019-11-20 07:44:24,136 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 07:44:24,213 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 07:44:25,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:44:25,021 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 07:44:25,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 07:44:25,266 INFO L192 MainTranslator]: Completed translation [2019-11-20 07:44:25,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:44:25 WrapperNode [2019-11-20 07:44:25,267 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 07:44:25,268 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 07:44:25,268 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 07:44:25,268 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 07:44:25,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:44:25" (1/1) ... [2019-11-20 07:44:25,316 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:44:25" (1/1) ... [2019-11-20 07:44:25,436 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 07:44:25,437 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 07:44:25,437 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 07:44:25,437 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 07:44:25,446 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:44:25" (1/1) ... [2019-11-20 07:44:25,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:44:25" (1/1) ... [2019-11-20 07:44:25,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:44:25" (1/1) ... [2019-11-20 07:44:25,465 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:44:25" (1/1) ... [2019-11-20 07:44:25,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:44:25" (1/1) ... [2019-11-20 07:44:25,572 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:44:25" (1/1) ... [2019-11-20 07:44:25,597 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:44:25" (1/1) ... [2019-11-20 07:44:25,608 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 07:44:25,609 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 07:44:25,609 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 07:44:25,609 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 07:44:25,610 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:44:25" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1bdef388-d268-4102-8237-bfcbb2b4db53/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 07:44:25,675 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 07:44:25,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 07:44:27,863 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 07:44:27,863 INFO L285 CfgBuilder]: Removed 9 assume(true) statements. [2019-11-20 07:44:27,864 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:44:27 BoogieIcfgContainer [2019-11-20 07:44:27,865 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 07:44:27,866 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 07:44:27,866 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 07:44:27,868 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 07:44:27,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 07:44:24" (1/3) ... [2019-11-20 07:44:27,871 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3963d099 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:44:27, skipping insertion in model container [2019-11-20 07:44:27,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:44:25" (2/3) ... [2019-11-20 07:44:27,872 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3963d099 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:44:27, skipping insertion in model container [2019-11-20 07:44:27,872 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:44:27" (3/3) ... [2019-11-20 07:44:27,874 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem16_label35.c [2019-11-20 07:44:27,883 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 07:44:27,890 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-20 07:44:27,900 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-20 07:44:27,927 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 07:44:27,928 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 07:44:27,928 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 07:44:27,928 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 07:44:27,928 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 07:44:27,928 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 07:44:27,929 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 07:44:27,929 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 07:44:27,960 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states. [2019-11-20 07:44:27,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-20 07:44:27,967 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:44:27,968 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, 1, 1, 1, 1, 1] [2019-11-20 07:44:27,969 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:44:27,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:44:27,974 INFO L82 PathProgramCache]: Analyzing trace with hash 751578873, now seen corresponding path program 1 times [2019-11-20 07:44:27,981 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:44:27,982 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255455357] [2019-11-20 07:44:27,982 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:44:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:44:28,269 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 07:44:28,270 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255455357] [2019-11-20 07:44:28,271 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:44:28,271 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 07:44:28,273 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457950033] [2019-11-20 07:44:28,278 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 07:44:28,278 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:44:28,290 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 07:44:28,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 07:44:28,293 INFO L87 Difference]: Start difference. First operand 396 states. Second operand 4 states. [2019-11-20 07:44:31,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:44:31,227 INFO L93 Difference]: Finished difference Result 1469 states and 2777 transitions. [2019-11-20 07:44:31,228 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 07:44:31,229 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 41 [2019-11-20 07:44:31,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:44:31,265 INFO L225 Difference]: With dead ends: 1469 [2019-11-20 07:44:31,265 INFO L226 Difference]: Without dead ends: 991 [2019-11-20 07:44:31,275 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 07:44:31,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 991 states. [2019-11-20 07:44:31,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 662. [2019-11-20 07:44:31,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2019-11-20 07:44:31,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1166 transitions. [2019-11-20 07:44:31,382 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1166 transitions. Word has length 41 [2019-11-20 07:44:31,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:44:31,383 INFO L462 AbstractCegarLoop]: Abstraction has 662 states and 1166 transitions. [2019-11-20 07:44:31,383 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 07:44:31,383 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1166 transitions. [2019-11-20 07:44:31,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2019-11-20 07:44:31,389 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:44:31,390 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:44:31,390 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:44:31,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:44:31,391 INFO L82 PathProgramCache]: Analyzing trace with hash -1415356620, now seen corresponding path program 1 times [2019-11-20 07:44:31,392 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:44:31,392 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2033728301] [2019-11-20 07:44:31,392 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:44:31,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:44:31,576 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:44:31,577 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2033728301] [2019-11-20 07:44:31,577 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:44:31,577 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 07:44:31,578 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117829322] [2019-11-20 07:44:31,579 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 07:44:31,580 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:44:31,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 07:44:31,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 07:44:31,581 INFO L87 Difference]: Start difference. First operand 662 states and 1166 transitions. Second operand 4 states. [2019-11-20 07:44:34,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:44:34,144 INFO L93 Difference]: Finished difference Result 2638 states and 4656 transitions. [2019-11-20 07:44:34,145 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 07:44:34,145 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 106 [2019-11-20 07:44:34,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:44:34,156 INFO L225 Difference]: With dead ends: 2638 [2019-11-20 07:44:34,157 INFO L226 Difference]: Without dead ends: 1978 [2019-11-20 07:44:34,158 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 07:44:34,161 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1978 states. [2019-11-20 07:44:34,202 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1978 to 1978. [2019-11-20 07:44:34,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1978 states. [2019-11-20 07:44:34,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1978 states to 1978 states and 2957 transitions. [2019-11-20 07:44:34,210 INFO L78 Accepts]: Start accepts. Automaton has 1978 states and 2957 transitions. Word has length 106 [2019-11-20 07:44:34,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:44:34,210 INFO L462 AbstractCegarLoop]: Abstraction has 1978 states and 2957 transitions. [2019-11-20 07:44:34,211 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 07:44:34,211 INFO L276 IsEmpty]: Start isEmpty. Operand 1978 states and 2957 transitions. [2019-11-20 07:44:34,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2019-11-20 07:44:34,218 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:44:34,219 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:44:34,219 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:44:34,219 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:44:34,219 INFO L82 PathProgramCache]: Analyzing trace with hash 1018586984, now seen corresponding path program 1 times [2019-11-20 07:44:34,220 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:44:34,220 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [526267409] [2019-11-20 07:44:34,220 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:44:34,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:44:34,352 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 07:44:34,353 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [526267409] [2019-11-20 07:44:34,353 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:44:34,354 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 07:44:34,355 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1993979200] [2019-11-20 07:44:34,356 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 07:44:34,356 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:44:34,357 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 07:44:34,358 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 07:44:34,358 INFO L87 Difference]: Start difference. First operand 1978 states and 2957 transitions. Second operand 4 states. [2019-11-20 07:44:36,855 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:44:36,856 INFO L93 Difference]: Finished difference Result 6586 states and 9866 transitions. [2019-11-20 07:44:36,857 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 07:44:36,857 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 113 [2019-11-20 07:44:36,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:44:36,881 INFO L225 Difference]: With dead ends: 6586 [2019-11-20 07:44:36,882 INFO L226 Difference]: Without dead ends: 4610 [2019-11-20 07:44:36,885 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 07:44:36,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4610 states. [2019-11-20 07:44:36,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4610 to 4610. [2019-11-20 07:44:36,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4610 states. [2019-11-20 07:44:36,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4610 states to 4610 states and 6358 transitions. [2019-11-20 07:44:36,992 INFO L78 Accepts]: Start accepts. Automaton has 4610 states and 6358 transitions. Word has length 113 [2019-11-20 07:44:36,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:44:36,993 INFO L462 AbstractCegarLoop]: Abstraction has 4610 states and 6358 transitions. [2019-11-20 07:44:36,993 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 07:44:36,993 INFO L276 IsEmpty]: Start isEmpty. Operand 4610 states and 6358 transitions. [2019-11-20 07:44:37,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2019-11-20 07:44:37,007 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:44:37,007 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 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] [2019-11-20 07:44:37,008 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:44:37,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:44:37,008 INFO L82 PathProgramCache]: Analyzing trace with hash 1204930736, now seen corresponding path program 1 times [2019-11-20 07:44:37,008 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:44:37,009 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76030253] [2019-11-20 07:44:37,009 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:44:37,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:44:37,221 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 77 proven. 2 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2019-11-20 07:44:37,222 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76030253] [2019-11-20 07:44:37,222 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1965737264] [2019-11-20 07:44:37,222 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1bdef388-d268-4102-8237-bfcbb2b4db53/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 07:44:37,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:44:37,315 INFO L255 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 07:44:37,328 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 07:44:37,410 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2019-11-20 07:44:37,411 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 07:44:37,411 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2019-11-20 07:44:37,412 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [814213609] [2019-11-20 07:44:37,413 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 07:44:37,414 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:44:37,414 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 07:44:37,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-20 07:44:37,415 INFO L87 Difference]: Start difference. First operand 4610 states and 6358 transitions. Second operand 3 states. [2019-11-20 07:44:39,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:44:39,042 INFO L93 Difference]: Finished difference Result 11192 states and 15524 transitions. [2019-11-20 07:44:39,043 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 07:44:39,043 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 196 [2019-11-20 07:44:39,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:44:39,076 INFO L225 Difference]: With dead ends: 11192 [2019-11-20 07:44:39,076 INFO L226 Difference]: Without dead ends: 6584 [2019-11-20 07:44:39,081 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 195 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-20 07:44:39,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6584 states. [2019-11-20 07:44:39,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6584 to 5268. [2019-11-20 07:44:39,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5268 states. [2019-11-20 07:44:39,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5268 states to 5268 states and 6706 transitions. [2019-11-20 07:44:39,207 INFO L78 Accepts]: Start accepts. Automaton has 5268 states and 6706 transitions. Word has length 196 [2019-11-20 07:44:39,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:44:39,209 INFO L462 AbstractCegarLoop]: Abstraction has 5268 states and 6706 transitions. [2019-11-20 07:44:39,209 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 07:44:39,209 INFO L276 IsEmpty]: Start isEmpty. Operand 5268 states and 6706 transitions. [2019-11-20 07:44:39,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2019-11-20 07:44:39,215 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:44:39,215 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:44:39,419 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 07:44:39,420 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:44:39,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:44:39,420 INFO L82 PathProgramCache]: Analyzing trace with hash 1009095470, now seen corresponding path program 1 times [2019-11-20 07:44:39,420 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:44:39,421 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399266430] [2019-11-20 07:44:39,421 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:44:39,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:44:39,705 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 197 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2019-11-20 07:44:39,706 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399266430] [2019-11-20 07:44:39,706 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:44:39,706 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 07:44:39,706 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [963607857] [2019-11-20 07:44:39,707 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 07:44:39,707 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:44:39,707 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 07:44:39,708 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 07:44:39,708 INFO L87 Difference]: Start difference. First operand 5268 states and 6706 transitions. Second operand 4 states. [2019-11-20 07:44:42,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:44:42,713 INFO L93 Difference]: Finished difference Result 16785 states and 21085 transitions. [2019-11-20 07:44:42,714 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 07:44:42,714 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 327 [2019-11-20 07:44:42,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:44:42,775 INFO L225 Difference]: With dead ends: 16785 [2019-11-20 07:44:42,775 INFO L226 Difference]: Without dead ends: 11519 [2019-11-20 07:44:42,783 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 07:44:42,798 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11519 states. [2019-11-20 07:44:42,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11519 to 8229. [2019-11-20 07:44:42,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8229 states. [2019-11-20 07:44:42,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8229 states to 8229 states and 10178 transitions. [2019-11-20 07:44:42,963 INFO L78 Accepts]: Start accepts. Automaton has 8229 states and 10178 transitions. Word has length 327 [2019-11-20 07:44:42,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:44:42,964 INFO L462 AbstractCegarLoop]: Abstraction has 8229 states and 10178 transitions. [2019-11-20 07:44:42,964 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 07:44:42,964 INFO L276 IsEmpty]: Start isEmpty. Operand 8229 states and 10178 transitions. [2019-11-20 07:44:42,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2019-11-20 07:44:42,970 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:44:42,971 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 07:44:42,971 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:44:42,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:44:42,971 INFO L82 PathProgramCache]: Analyzing trace with hash -163738985, now seen corresponding path program 1 times [2019-11-20 07:44:42,972 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:44:42,972 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482987581] [2019-11-20 07:44:42,972 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:44:43,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:44:43,930 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-11-20 07:44:43,930 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [482987581] [2019-11-20 07:44:43,930 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:44:43,931 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-20 07:44:43,931 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484936714] [2019-11-20 07:44:43,932 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-20 07:44:43,932 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:44:43,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-20 07:44:43,932 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-11-20 07:44:43,932 INFO L87 Difference]: Start difference. First operand 8229 states and 10178 transitions. Second operand 7 states. [2019-11-20 07:44:46,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:44:46,960 INFO L93 Difference]: Finished difference Result 16787 states and 20697 transitions. [2019-11-20 07:44:46,961 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 07:44:46,961 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 351 [2019-11-20 07:44:46,962 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:44:46,982 INFO L225 Difference]: With dead ends: 16787 [2019-11-20 07:44:46,983 INFO L226 Difference]: Without dead ends: 8560 [2019-11-20 07:44:46,993 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2019-11-20 07:44:47,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8560 states. [2019-11-20 07:44:47,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8560 to 8558. [2019-11-20 07:44:47,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8558 states. [2019-11-20 07:44:47,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8558 states to 8558 states and 10513 transitions. [2019-11-20 07:44:47,133 INFO L78 Accepts]: Start accepts. Automaton has 8558 states and 10513 transitions. Word has length 351 [2019-11-20 07:44:47,134 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:44:47,135 INFO L462 AbstractCegarLoop]: Abstraction has 8558 states and 10513 transitions. [2019-11-20 07:44:47,135 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-20 07:44:47,135 INFO L276 IsEmpty]: Start isEmpty. Operand 8558 states and 10513 transitions. [2019-11-20 07:44:47,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 439 [2019-11-20 07:44:47,145 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:44:47,146 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:44:47,146 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:44:47,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:44:47,146 INFO L82 PathProgramCache]: Analyzing trace with hash 186060137, now seen corresponding path program 1 times [2019-11-20 07:44:47,147 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:44:47,147 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1353978062] [2019-11-20 07:44:47,147 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:44:47,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:44:47,662 INFO L134 CoverageAnalysis]: Checked inductivity of 331 backedges. 286 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2019-11-20 07:44:47,663 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1353978062] [2019-11-20 07:44:47,663 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:44:47,663 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-20 07:44:47,663 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081507810] [2019-11-20 07:44:47,664 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-11-20 07:44:47,664 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:44:47,664 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-11-20 07:44:47,665 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2019-11-20 07:44:47,665 INFO L87 Difference]: Start difference. First operand 8558 states and 10513 transitions. Second operand 7 states. [2019-11-20 07:44:49,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:44:49,403 INFO L93 Difference]: Finished difference Result 16973 states and 20877 transitions. [2019-11-20 07:44:49,404 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-20 07:44:49,404 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 438 [2019-11-20 07:44:49,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:44:49,418 INFO L225 Difference]: With dead ends: 16973 [2019-11-20 07:44:49,418 INFO L226 Difference]: Without dead ends: 8558 [2019-11-20 07:44:49,528 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2019-11-20 07:44:49,539 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8558 states. [2019-11-20 07:44:49,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8558 to 8558. [2019-11-20 07:44:49,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8558 states. [2019-11-20 07:44:49,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8558 states to 8558 states and 9304 transitions. [2019-11-20 07:44:49,637 INFO L78 Accepts]: Start accepts. Automaton has 8558 states and 9304 transitions. Word has length 438 [2019-11-20 07:44:49,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:44:49,638 INFO L462 AbstractCegarLoop]: Abstraction has 8558 states and 9304 transitions. [2019-11-20 07:44:49,638 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-11-20 07:44:49,638 INFO L276 IsEmpty]: Start isEmpty. Operand 8558 states and 9304 transitions. [2019-11-20 07:44:49,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2019-11-20 07:44:49,647 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:44:49,648 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:44:49,648 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:44:49,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:44:49,649 INFO L82 PathProgramCache]: Analyzing trace with hash -474624313, now seen corresponding path program 1 times [2019-11-20 07:44:49,649 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:44:49,649 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895120408] [2019-11-20 07:44:49,650 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:44:49,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:44:49,989 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2019-11-20 07:44:49,989 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895120408] [2019-11-20 07:44:49,989 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:44:49,989 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 07:44:49,990 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194832010] [2019-11-20 07:44:49,990 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 07:44:49,991 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:44:49,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 07:44:49,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 07:44:49,991 INFO L87 Difference]: Start difference. First operand 8558 states and 9304 transitions. Second operand 4 states. [2019-11-20 07:44:51,702 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:44:51,702 INFO L93 Difference]: Finished difference Result 22049 states and 24084 transitions. [2019-11-20 07:44:51,703 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 07:44:51,703 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 466 [2019-11-20 07:44:51,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:44:51,730 INFO L225 Difference]: With dead ends: 22049 [2019-11-20 07:44:51,730 INFO L226 Difference]: Without dead ends: 13822 [2019-11-20 07:44:51,739 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 07:44:51,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13822 states. [2019-11-20 07:44:51,878 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13822 to 12177. [2019-11-20 07:44:51,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12177 states. [2019-11-20 07:44:51,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12177 states to 12177 states and 13119 transitions. [2019-11-20 07:44:51,896 INFO L78 Accepts]: Start accepts. Automaton has 12177 states and 13119 transitions. Word has length 466 [2019-11-20 07:44:51,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:44:51,898 INFO L462 AbstractCegarLoop]: Abstraction has 12177 states and 13119 transitions. [2019-11-20 07:44:51,898 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 07:44:51,898 INFO L276 IsEmpty]: Start isEmpty. Operand 12177 states and 13119 transitions. [2019-11-20 07:44:51,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 530 [2019-11-20 07:44:51,911 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:44:51,912 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:44:51,912 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:44:51,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:44:51,913 INFO L82 PathProgramCache]: Analyzing trace with hash -814961151, now seen corresponding path program 1 times [2019-11-20 07:44:51,913 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:44:51,917 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492220434] [2019-11-20 07:44:51,918 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:44:51,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:44:52,450 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 368 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2019-11-20 07:44:52,451 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492220434] [2019-11-20 07:44:52,451 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:44:52,451 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 07:44:52,452 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [795384622] [2019-11-20 07:44:52,452 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 07:44:52,453 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:44:52,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 07:44:52,453 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 07:44:52,453 INFO L87 Difference]: Start difference. First operand 12177 states and 13119 transitions. Second operand 4 states. [2019-11-20 07:44:54,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:44:54,137 INFO L93 Difference]: Finished difference Result 25339 states and 27265 transitions. [2019-11-20 07:44:54,137 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 07:44:54,138 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 529 [2019-11-20 07:44:54,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:44:54,155 INFO L225 Difference]: With dead ends: 25339 [2019-11-20 07:44:54,155 INFO L226 Difference]: Without dead ends: 13493 [2019-11-20 07:44:54,167 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 07:44:54,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13493 states. [2019-11-20 07:44:54,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13493 to 13164. [2019-11-20 07:44:54,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13164 states. [2019-11-20 07:44:54,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13164 states to 13164 states and 13922 transitions. [2019-11-20 07:44:54,332 INFO L78 Accepts]: Start accepts. Automaton has 13164 states and 13922 transitions. Word has length 529 [2019-11-20 07:44:54,333 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:44:54,333 INFO L462 AbstractCegarLoop]: Abstraction has 13164 states and 13922 transitions. [2019-11-20 07:44:54,333 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 07:44:54,333 INFO L276 IsEmpty]: Start isEmpty. Operand 13164 states and 13922 transitions. [2019-11-20 07:44:54,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 564 [2019-11-20 07:44:54,348 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:44:54,351 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:44:54,351 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:44:54,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:44:54,352 INFO L82 PathProgramCache]: Analyzing trace with hash 1341668598, now seen corresponding path program 1 times [2019-11-20 07:44:54,352 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:44:54,352 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1065501861] [2019-11-20 07:44:54,353 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:44:54,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:44:54,877 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 490 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2019-11-20 07:44:54,880 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1065501861] [2019-11-20 07:44:54,880 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:44:54,880 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 07:44:54,880 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534805047] [2019-11-20 07:44:54,881 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 07:44:54,881 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:44:54,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 07:44:54,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 07:44:54,882 INFO L87 Difference]: Start difference. First operand 13164 states and 13922 transitions. Second operand 4 states. [2019-11-20 07:44:56,504 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:44:56,504 INFO L93 Difference]: Finished difference Result 25997 states and 27511 transitions. [2019-11-20 07:44:56,504 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 07:44:56,504 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 563 [2019-11-20 07:44:56,505 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:44:56,518 INFO L225 Difference]: With dead ends: 25997 [2019-11-20 07:44:56,518 INFO L226 Difference]: Without dead ends: 13164 [2019-11-20 07:44:56,532 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 07:44:56,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13164 states. [2019-11-20 07:44:56,669 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13164 to 12177. [2019-11-20 07:44:56,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12177 states. [2019-11-20 07:44:56,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12177 states to 12177 states and 12703 transitions. [2019-11-20 07:44:56,685 INFO L78 Accepts]: Start accepts. Automaton has 12177 states and 12703 transitions. Word has length 563 [2019-11-20 07:44:56,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:44:56,686 INFO L462 AbstractCegarLoop]: Abstraction has 12177 states and 12703 transitions. [2019-11-20 07:44:56,686 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 07:44:56,686 INFO L276 IsEmpty]: Start isEmpty. Operand 12177 states and 12703 transitions. [2019-11-20 07:44:56,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 783 [2019-11-20 07:44:56,699 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:44:56,700 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, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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 07:44:56,700 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:44:56,700 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:44:56,701 INFO L82 PathProgramCache]: Analyzing trace with hash 219404322, now seen corresponding path program 1 times [2019-11-20 07:44:56,701 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:44:56,701 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462389821] [2019-11-20 07:44:56,701 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:44:56,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:44:57,547 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 499 proven. 6 refuted. 0 times theorem prover too weak. 568 trivial. 0 not checked. [2019-11-20 07:44:57,547 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462389821] [2019-11-20 07:44:57,547 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1552949382] [2019-11-20 07:44:57,547 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1bdef388-d268-4102-8237-bfcbb2b4db53/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 07:44:57,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:44:57,722 INFO L255 TraceCheckSpWp]: Trace formula consists of 914 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 07:44:57,737 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 07:44:58,161 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 499 proven. 0 refuted. 0 times theorem prover too weak. 574 trivial. 0 not checked. [2019-11-20 07:44:58,161 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 07:44:58,161 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2019-11-20 07:44:58,161 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304632296] [2019-11-20 07:44:58,162 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 07:44:58,162 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:44:58,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 07:44:58,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-20 07:44:58,163 INFO L87 Difference]: Start difference. First operand 12177 states and 12703 transitions. Second operand 3 states. [2019-11-20 07:44:58,958 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:44:58,958 INFO L93 Difference]: Finished difference Result 24023 states and 25073 transitions. [2019-11-20 07:44:58,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 07:44:58,958 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 782 [2019-11-20 07:44:58,960 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:44:58,969 INFO L225 Difference]: With dead ends: 24023 [2019-11-20 07:44:58,970 INFO L226 Difference]: Without dead ends: 12177 [2019-11-20 07:44:58,976 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 786 GetRequests, 782 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-20 07:44:58,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12177 states. [2019-11-20 07:44:59,091 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12177 to 11848. [2019-11-20 07:44:59,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11848 states. [2019-11-20 07:44:59,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11848 states to 11848 states and 12329 transitions. [2019-11-20 07:44:59,105 INFO L78 Accepts]: Start accepts. Automaton has 11848 states and 12329 transitions. Word has length 782 [2019-11-20 07:44:59,106 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:44:59,106 INFO L462 AbstractCegarLoop]: Abstraction has 11848 states and 12329 transitions. [2019-11-20 07:44:59,107 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 07:44:59,107 INFO L276 IsEmpty]: Start isEmpty. Operand 11848 states and 12329 transitions. [2019-11-20 07:44:59,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1109 [2019-11-20 07:44:59,132 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:44:59,134 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, 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, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 07:44:59,341 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 07:44:59,341 INFO L410 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:44:59,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:44:59,342 INFO L82 PathProgramCache]: Analyzing trace with hash -1103257915, now seen corresponding path program 1 times [2019-11-20 07:44:59,342 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:44:59,342 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [356723956] [2019-11-20 07:44:59,342 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:44:59,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:45:00,757 INFO L134 CoverageAnalysis]: Checked inductivity of 2201 backedges. 1385 proven. 6 refuted. 0 times theorem prover too weak. 810 trivial. 0 not checked. [2019-11-20 07:45:00,757 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [356723956] [2019-11-20 07:45:00,757 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1910025276] [2019-11-20 07:45:00,757 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1bdef388-d268-4102-8237-bfcbb2b4db53/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 07:45:01,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:45:01,005 INFO L255 TraceCheckSpWp]: Trace formula consists of 1290 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 07:45:01,018 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 07:45:02,052 INFO L134 CoverageAnalysis]: Checked inductivity of 2201 backedges. 1385 proven. 0 refuted. 0 times theorem prover too weak. 816 trivial. 0 not checked. [2019-11-20 07:45:02,052 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 07:45:02,053 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 5 [2019-11-20 07:45:02,057 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1778471758] [2019-11-20 07:45:02,058 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 07:45:02,058 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:45:02,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 07:45:02,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-20 07:45:02,059 INFO L87 Difference]: Start difference. First operand 11848 states and 12329 transitions. Second operand 3 states. [2019-11-20 07:45:03,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:45:03,142 INFO L93 Difference]: Finished difference Result 27313 states and 28451 transitions. [2019-11-20 07:45:03,142 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 07:45:03,142 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1108 [2019-11-20 07:45:03,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:45:03,151 INFO L225 Difference]: With dead ends: 27313 [2019-11-20 07:45:03,151 INFO L226 Difference]: Without dead ends: 14151 [2019-11-20 07:45:03,156 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1112 GetRequests, 1108 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2019-11-20 07:45:03,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14151 states. [2019-11-20 07:45:03,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14151 to 13822. [2019-11-20 07:45:03,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13822 states. [2019-11-20 07:45:03,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13822 states to 13822 states and 14225 transitions. [2019-11-20 07:45:03,297 INFO L78 Accepts]: Start accepts. Automaton has 13822 states and 14225 transitions. Word has length 1108 [2019-11-20 07:45:03,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:45:03,298 INFO L462 AbstractCegarLoop]: Abstraction has 13822 states and 14225 transitions. [2019-11-20 07:45:03,299 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 07:45:03,299 INFO L276 IsEmpty]: Start isEmpty. Operand 13822 states and 14225 transitions. [2019-11-20 07:45:03,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1516 [2019-11-20 07:45:03,335 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:45:03,336 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, 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, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 07:45:03,540 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 07:45:03,545 INFO L410 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:45:03,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:45:03,546 INFO L82 PathProgramCache]: Analyzing trace with hash 1261186966, now seen corresponding path program 1 times [2019-11-20 07:45:03,546 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:45:03,546 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1799234350] [2019-11-20 07:45:03,546 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:45:03,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:45:06,321 INFO L134 CoverageAnalysis]: Checked inductivity of 3579 backedges. 2651 proven. 0 refuted. 0 times theorem prover too weak. 928 trivial. 0 not checked. [2019-11-20 07:45:06,322 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1799234350] [2019-11-20 07:45:06,322 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:45:06,322 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-11-20 07:45:06,322 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70246961] [2019-11-20 07:45:06,324 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-11-20 07:45:06,324 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:45:06,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-11-20 07:45:06,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2019-11-20 07:45:06,324 INFO L87 Difference]: Start difference. First operand 13822 states and 14225 transitions. Second operand 6 states. [2019-11-20 07:45:08,130 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:45:08,130 INFO L93 Difference]: Finished difference Result 27980 states and 28793 transitions. [2019-11-20 07:45:08,131 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-11-20 07:45:08,131 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1515 [2019-11-20 07:45:08,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:45:08,140 INFO L225 Difference]: With dead ends: 27980 [2019-11-20 07:45:08,140 INFO L226 Difference]: Without dead ends: 14489 [2019-11-20 07:45:08,146 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 07:45:08,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14489 states. [2019-11-20 07:45:08,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14489 to 14151. [2019-11-20 07:45:08,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14151 states. [2019-11-20 07:45:08,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14151 states to 14151 states and 14552 transitions. [2019-11-20 07:45:08,297 INFO L78 Accepts]: Start accepts. Automaton has 14151 states and 14552 transitions. Word has length 1515 [2019-11-20 07:45:08,298 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:45:08,298 INFO L462 AbstractCegarLoop]: Abstraction has 14151 states and 14552 transitions. [2019-11-20 07:45:08,298 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-11-20 07:45:08,298 INFO L276 IsEmpty]: Start isEmpty. Operand 14151 states and 14552 transitions. [2019-11-20 07:45:08,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1670 [2019-11-20 07:45:08,350 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:45:08,351 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, 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, 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, 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, 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, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 07:45:08,352 INFO L410 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:45:08,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:45:08,352 INFO L82 PathProgramCache]: Analyzing trace with hash -1235857276, now seen corresponding path program 1 times [2019-11-20 07:45:08,353 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:45:08,353 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33700698] [2019-11-20 07:45:08,353 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:45:08,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:45:10,479 INFO L134 CoverageAnalysis]: Checked inductivity of 5321 backedges. 3203 proven. 0 refuted. 0 times theorem prover too weak. 2118 trivial. 0 not checked. [2019-11-20 07:45:10,480 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33700698] [2019-11-20 07:45:10,480 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 07:45:10,480 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-11-20 07:45:10,480 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675959120] [2019-11-20 07:45:10,481 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-20 07:45:10,481 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:45:10,481 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-20 07:45:10,482 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 07:45:10,482 INFO L87 Difference]: Start difference. First operand 14151 states and 14552 transitions. Second operand 4 states. [2019-11-20 07:45:11,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:45:11,776 INFO L93 Difference]: Finished difference Result 32577 states and 33501 transitions. [2019-11-20 07:45:11,776 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-20 07:45:11,776 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1669 [2019-11-20 07:45:11,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:45:11,787 INFO L225 Difference]: With dead ends: 32577 [2019-11-20 07:45:11,787 INFO L226 Difference]: Without dead ends: 16454 [2019-11-20 07:45:11,795 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-20 07:45:11,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16454 states. [2019-11-20 07:45:11,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16454 to 13493. [2019-11-20 07:45:11,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13493 states. [2019-11-20 07:45:11,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13493 states to 13493 states and 13808 transitions. [2019-11-20 07:45:11,908 INFO L78 Accepts]: Start accepts. Automaton has 13493 states and 13808 transitions. Word has length 1669 [2019-11-20 07:45:11,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:45:11,909 INFO L462 AbstractCegarLoop]: Abstraction has 13493 states and 13808 transitions. [2019-11-20 07:45:11,909 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-20 07:45:11,909 INFO L276 IsEmpty]: Start isEmpty. Operand 13493 states and 13808 transitions. [2019-11-20 07:45:11,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1745 [2019-11-20 07:45:11,937 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 07:45:11,938 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, 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, 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, 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, 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] [2019-11-20 07:45:11,938 INFO L410 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 07:45:11,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 07:45:11,938 INFO L82 PathProgramCache]: Analyzing trace with hash 742208105, now seen corresponding path program 1 times [2019-11-20 07:45:11,938 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 07:45:11,938 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1266045947] [2019-11-20 07:45:11,939 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 07:45:12,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:45:15,875 INFO L134 CoverageAnalysis]: Checked inductivity of 5706 backedges. 2716 proven. 599 refuted. 0 times theorem prover too weak. 2391 trivial. 0 not checked. [2019-11-20 07:45:15,875 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1266045947] [2019-11-20 07:45:15,876 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [969474083] [2019-11-20 07:45:15,876 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1bdef388-d268-4102-8237-bfcbb2b4db53/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 07:45:16,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 07:45:16,211 INFO L255 TraceCheckSpWp]: Trace formula consists of 1995 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 07:45:16,222 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 07:45:18,219 INFO L134 CoverageAnalysis]: Checked inductivity of 5706 backedges. 3094 proven. 0 refuted. 0 times theorem prover too weak. 2612 trivial. 0 not checked. [2019-11-20 07:45:18,219 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-20 07:45:18,220 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2019-11-20 07:45:18,220 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1731434488] [2019-11-20 07:45:18,221 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-20 07:45:18,221 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 07:45:18,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 07:45:18,221 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2019-11-20 07:45:18,221 INFO L87 Difference]: Start difference. First operand 13493 states and 13808 transitions. Second operand 3 states. [2019-11-20 07:45:18,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 07:45:18,967 INFO L93 Difference]: Finished difference Result 26653 states and 27282 transitions. [2019-11-20 07:45:18,969 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 07:45:18,969 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1744 [2019-11-20 07:45:18,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-20 07:45:18,971 INFO L225 Difference]: With dead ends: 26653 [2019-11-20 07:45:18,971 INFO L226 Difference]: Without dead ends: 0 [2019-11-20 07:45:18,979 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1753 GetRequests, 1744 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2019-11-20 07:45:18,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-20 07:45:18,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-20 07:45:18,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-20 07:45:18,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 07:45:18,980 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1744 [2019-11-20 07:45:18,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-20 07:45:18,980 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 07:45:18,981 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-20 07:45:18,981 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-20 07:45:18,981 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-20 07:45:19,184 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-20 07:45:19,188 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-20 07:45:19,389 WARN L191 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 169 [2019-11-20 07:45:19,551 WARN L191 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 163 [2019-11-20 07:45:19,714 WARN L191 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 169 [2019-11-20 07:45:20,500 WARN L191 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 67 [2019-11-20 07:45:21,196 WARN L191 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 67 [2019-11-20 07:45:21,883 WARN L191 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 67 [2019-11-20 07:45:21,886 INFO L444 ceAbstractionStarter]: For program point L894(lines 894 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,886 INFO L444 ceAbstractionStarter]: For program point L828(lines 828 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,886 INFO L444 ceAbstractionStarter]: For program point L696(lines 696 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,886 INFO L444 ceAbstractionStarter]: For program point L1687(lines 1687 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,886 INFO L444 ceAbstractionStarter]: For program point L1291(lines 1291 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,886 INFO L444 ceAbstractionStarter]: For program point L168-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,886 INFO L444 ceAbstractionStarter]: For program point L102-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,886 INFO L444 ceAbstractionStarter]: For program point L36-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,886 INFO L444 ceAbstractionStarter]: For program point L961(lines 961 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,886 INFO L444 ceAbstractionStarter]: For program point L763(lines 763 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,887 INFO L444 ceAbstractionStarter]: For program point L631(lines 631 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,887 INFO L444 ceAbstractionStarter]: For program point L1622(lines 1622 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,887 INFO L444 ceAbstractionStarter]: For program point L367(lines 367 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,887 INFO L444 ceAbstractionStarter]: For program point L1358(lines 1358 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,887 INFO L444 ceAbstractionStarter]: For program point L235(lines 235 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,887 INFO L444 ceAbstractionStarter]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-20 07:45:21,887 INFO L444 ceAbstractionStarter]: For program point L1160(lines 1160 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,887 INFO L444 ceAbstractionStarter]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-20 07:45:21,887 INFO L444 ceAbstractionStarter]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-20 07:45:21,888 INFO L440 ceAbstractionStarter]: At program point L1491(lines 23 1492) the Hoare annotation is: (let ((.cse13 (= ~a12~0 8))) (let ((.cse3 (not (= 10 ~a16~0))) (.cse6 (= ~a12~0 6)) (.cse7 (= ~a16~0 8)) (.cse9 (<= ~a18~0 134)) (.cse8 (= ~a12~0 7)) (.cse0 (= ~a16~0 9)) (.cse1 (< 0 (+ ~a18~0 156))) (.cse10 (not (= 7 ~a12~0))) (.cse12 (not .cse13)) (.cse14 (<= ~a16~0 8)) (.cse5 (<= ~a16~0 11)) (.cse11 (<= 4 ~a15~0)) (.cse2 (= 5 ~a12~0)) (.cse4 (<= ~a15~0 3))) (or (and .cse0 (and .cse1 (<= (+ ~a18~0 79) 0))) (and (= 3 ~a15~0) .cse2) (and .cse3 .cse1 .cse4) (and .cse5 .cse6) (and (or (and (= ~a16~0 11) .cse4) (and .cse5 (not (= ~a12~0 9)) .cse4)) .cse3) (and .cse7 .cse8 .cse9) (and (<= 12 ~a16~0) (not .cse6) .cse10 .cse4) (and (<= (+ ~a18~0 87) 0) .cse0 .cse11 .cse12) (and .cse7 .cse9 .cse13) (and .cse0 .cse8) (and .cse0 .cse13 .cse1) (and .cse1 .cse14 .cse10 .cse12) (and .cse14 .cse4) (and .cse5 .cse11 .cse2) (and .cse13 .cse4)))) [2019-11-20 07:45:21,888 INFO L444 ceAbstractionStarter]: For program point L434(lines 434 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,888 INFO L444 ceAbstractionStarter]: For program point L1227(lines 1227 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,888 INFO L444 ceAbstractionStarter]: For program point L567(lines 567 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,888 INFO L444 ceAbstractionStarter]: For program point L501(lines 501 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,888 INFO L444 ceAbstractionStarter]: For program point L303(lines 303 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,888 INFO L444 ceAbstractionStarter]: For program point L171-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,888 INFO L444 ceAbstractionStarter]: For program point L105-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,888 INFO L444 ceAbstractionStarter]: For program point L39-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,888 INFO L444 ceAbstractionStarter]: For program point L1757(lines 1757 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,888 INFO L444 ceAbstractionStarter]: For program point L1559(lines 1559 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,889 INFO L444 ceAbstractionStarter]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-20 07:45:21,889 INFO L444 ceAbstractionStarter]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-20 07:45:21,889 INFO L444 ceAbstractionStarter]: For program point L1097(lines 1097 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,889 INFO L444 ceAbstractionStarter]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-20 07:45:21,889 INFO L444 ceAbstractionStarter]: For program point L1031(lines 1031 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,889 INFO L444 ceAbstractionStarter]: For program point L899(lines 899 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,889 INFO L444 ceAbstractionStarter]: For program point L1428(lines 1428 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,889 INFO L444 ceAbstractionStarter]: For program point L834(lines 834 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,889 INFO L444 ceAbstractionStarter]: For program point L1693(lines 1693 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,890 INFO L444 ceAbstractionStarter]: For program point L636(lines 636 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,890 INFO L444 ceAbstractionStarter]: For program point L1297(lines 1297 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,890 INFO L444 ceAbstractionStarter]: For program point L240(lines 240 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,890 INFO L444 ceAbstractionStarter]: For program point L174-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,890 INFO L444 ceAbstractionStarter]: For program point L108-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,890 INFO L444 ceAbstractionStarter]: For program point L42-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,890 INFO L444 ceAbstractionStarter]: For program point L967(lines 967 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,891 INFO L444 ceAbstractionStarter]: For program point L769(lines 769 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,891 INFO L444 ceAbstractionStarter]: For program point L703(lines 703 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,891 INFO L444 ceAbstractionStarter]: For program point L1628(lines 1628 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,891 INFO L444 ceAbstractionStarter]: For program point L373(lines 373 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,891 INFO L444 ceAbstractionStarter]: For program point L1364(lines 1364 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,891 INFO L444 ceAbstractionStarter]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-20 07:45:21,891 INFO L444 ceAbstractionStarter]: For program point L1166(lines 1166 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,892 INFO L444 ceAbstractionStarter]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-20 07:45:21,892 INFO L444 ceAbstractionStarter]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-20 07:45:21,892 INFO L444 ceAbstractionStarter]: For program point L1497(lines 1497 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,892 INFO L444 ceAbstractionStarter]: For program point L440(lines 440 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,892 INFO L444 ceAbstractionStarter]: For program point L573(lines 573 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,892 INFO L444 ceAbstractionStarter]: For program point L309(lines 309 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,892 INFO L444 ceAbstractionStarter]: For program point L1234(lines 1234 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,892 INFO L444 ceAbstractionStarter]: For program point L177-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,893 INFO L444 ceAbstractionStarter]: For program point L111-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,893 INFO L444 ceAbstractionStarter]: For program point L45-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,893 INFO L444 ceAbstractionStarter]: For program point L1036(lines 1036 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,893 INFO L444 ceAbstractionStarter]: For program point L706(lines 706 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,893 INFO L444 ceAbstractionStarter]: For program point L508(lines 508 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,893 INFO L444 ceAbstractionStarter]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-20 07:45:21,893 INFO L444 ceAbstractionStarter]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-20 07:45:21,894 INFO L444 ceAbstractionStarter]: For program point L1103(lines 1103 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,894 INFO L444 ceAbstractionStarter]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-20 07:45:21,894 INFO L444 ceAbstractionStarter]: For program point L905(lines 905 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,894 INFO L440 ceAbstractionStarter]: At program point L1764(lines 1494 1765) the Hoare annotation is: (let ((.cse13 (= ~a12~0 8))) (let ((.cse3 (not (= 10 ~a16~0))) (.cse6 (= ~a12~0 6)) (.cse7 (= ~a16~0 8)) (.cse9 (<= ~a18~0 134)) (.cse8 (= ~a12~0 7)) (.cse10 (not (= 7 ~a12~0))) (.cse12 (not .cse13)) (.cse0 (= ~a16~0 9)) (.cse1 (< 0 (+ ~a18~0 156))) (.cse14 (<= ~a16~0 8)) (.cse5 (<= ~a16~0 11)) (.cse11 (<= 4 ~a15~0)) (.cse2 (= 5 ~a12~0)) (.cse4 (<= ~a15~0 3))) (or (and .cse0 (and .cse1 (<= (+ ~a18~0 79) 0))) (and (= 3 ~a15~0) .cse2) (and .cse3 .cse1 .cse4) (and .cse5 .cse6) (and (or (and (= ~a16~0 11) .cse4) (and .cse5 (not (= ~a12~0 9)) .cse4)) .cse3) (and .cse7 .cse8 .cse9) (and (<= 12 ~a16~0) (not .cse6) .cse10 .cse4) (and (<= (+ ~a18~0 87) 0) .cse0 .cse11 .cse12) (and .cse7 .cse9 .cse13) (and .cse0 .cse8) (and .cse1 .cse14 .cse10 .cse12) (and .cse0 .cse13 .cse1) (and .cse14 .cse4) (and .cse5 .cse11 .cse2) (and .cse13 .cse4)))) [2019-11-20 07:45:21,894 INFO L444 ceAbstractionStarter]: For program point L641(lines 641 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,895 INFO L444 ceAbstractionStarter]: For program point L1566(lines 1566 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,895 INFO L444 ceAbstractionStarter]: For program point L443(lines 443 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,895 INFO L444 ceAbstractionStarter]: For program point L1434(lines 1434 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,895 INFO L444 ceAbstractionStarter]: For program point L840(lines 840 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,895 INFO L444 ceAbstractionStarter]: For program point L1699(lines 1699 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,895 INFO L444 ceAbstractionStarter]: For program point L1633(lines 1633 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,895 INFO L444 ceAbstractionStarter]: For program point L1303(lines 1303 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,896 INFO L444 ceAbstractionStarter]: For program point L246(lines 246 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,896 INFO L444 ceAbstractionStarter]: For program point L180-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,896 INFO L444 ceAbstractionStarter]: For program point L114-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,896 INFO L444 ceAbstractionStarter]: For program point L48-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,896 INFO L444 ceAbstractionStarter]: For program point L775(lines 775 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,896 INFO L444 ceAbstractionStarter]: For program point L1370(lines 1370 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,897 INFO L444 ceAbstractionStarter]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-20 07:45:21,897 INFO L444 ceAbstractionStarter]: For program point L1172(lines 1172 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,897 INFO L444 ceAbstractionStarter]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-20 07:45:21,897 INFO L444 ceAbstractionStarter]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-20 07:45:21,897 INFO L444 ceAbstractionStarter]: For program point L974(lines 974 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,897 INFO L447 ceAbstractionStarter]: At program point L1767(lines 1767 1783) the Hoare annotation is: true [2019-11-20 07:45:21,897 INFO L444 ceAbstractionStarter]: For program point L578(lines 578 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,898 INFO L444 ceAbstractionStarter]: For program point L1503(lines 1503 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,898 INFO L444 ceAbstractionStarter]: For program point L380(lines 380 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,898 INFO L444 ceAbstractionStarter]: For program point L315(lines 315 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,898 INFO L444 ceAbstractionStarter]: For program point L183-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,898 INFO L444 ceAbstractionStarter]: For program point L117-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,898 INFO L444 ceAbstractionStarter]: For program point L51-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,898 INFO L444 ceAbstractionStarter]: For program point L1042(lines 1042 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,898 INFO L444 ceAbstractionStarter]: For program point L778(lines 778 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,899 INFO L444 ceAbstractionStarter]: For program point L712(lines 712 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,899 INFO L444 ceAbstractionStarter]: For program point L1241(lines 1241 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,899 INFO L444 ceAbstractionStarter]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-20 07:45:21,899 INFO L444 ceAbstractionStarter]: For program point L1175(lines 1175 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,899 INFO L444 ceAbstractionStarter]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-20 07:45:21,899 INFO L444 ceAbstractionStarter]: For program point L1109(lines 1109 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,899 INFO L444 ceAbstractionStarter]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-20 07:45:21,900 INFO L444 ceAbstractionStarter]: For program point L1704(lines 1704 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,900 INFO L444 ceAbstractionStarter]: For program point L1638(lines 1638 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,900 INFO L444 ceAbstractionStarter]: For program point L515(lines 515 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,900 INFO L444 ceAbstractionStarter]: For program point L449(lines 449 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,900 INFO L444 ceAbstractionStarter]: For program point L1440(lines 1440 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,900 INFO L444 ceAbstractionStarter]: For program point L912(lines 912 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,900 INFO L444 ceAbstractionStarter]: For program point L846(lines 846 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,901 INFO L444 ceAbstractionStarter]: For program point L648(lines 648 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,901 INFO L444 ceAbstractionStarter]: For program point L1573(lines 1573 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,901 INFO L444 ceAbstractionStarter]: For program point L1375(lines 1375 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,901 INFO L444 ceAbstractionStarter]: For program point L1309(lines 1309 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,901 INFO L444 ceAbstractionStarter]: For program point L252(lines 252 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,901 INFO L444 ceAbstractionStarter]: For program point L186-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,901 INFO L444 ceAbstractionStarter]: For program point L120-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,902 INFO L444 ceAbstractionStarter]: For program point L54-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,902 INFO L444 ceAbstractionStarter]: For program point L979(lines 979 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,902 INFO L444 ceAbstractionStarter]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-20 07:45:21,902 INFO L444 ceAbstractionStarter]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-20 07:45:21,902 INFO L444 ceAbstractionStarter]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-20 07:45:21,903 INFO L440 ceAbstractionStarter]: At program point L1773-2(lines 1773 1782) the Hoare annotation is: (let ((.cse13 (= ~a12~0 8))) (let ((.cse3 (not (= 10 ~a16~0))) (.cse6 (= ~a12~0 6)) (.cse7 (= ~a16~0 8)) (.cse9 (<= ~a18~0 134)) (.cse8 (= ~a12~0 7)) (.cse0 (= ~a16~0 9)) (.cse1 (< 0 (+ ~a18~0 156))) (.cse10 (not (= 7 ~a12~0))) (.cse12 (not .cse13)) (.cse14 (<= ~a16~0 8)) (.cse5 (<= ~a16~0 11)) (.cse11 (<= 4 ~a15~0)) (.cse2 (= 5 ~a12~0)) (.cse4 (<= ~a15~0 3))) (or (and .cse0 (and .cse1 (<= (+ ~a18~0 79) 0))) (and (= 3 ~a15~0) .cse2) (and .cse3 .cse1 .cse4) (and .cse5 .cse6) (and (or (and (= ~a16~0 11) .cse4) (and .cse5 (not (= ~a12~0 9)) .cse4)) .cse3) (and .cse7 .cse8 .cse9) (and (<= 12 ~a16~0) (not .cse6) .cse10 .cse4) (and (<= (+ ~a18~0 87) 0) .cse0 .cse11 .cse12) (and .cse7 .cse9 .cse13) (and .cse0 .cse8) (and .cse0 .cse13 .cse1) (and .cse1 .cse14 .cse10 .cse12) (and .cse14 .cse4) (and .cse5 .cse11 .cse2) (and .cse13 .cse4)))) [2019-11-20 07:45:21,903 INFO L444 ceAbstractionStarter]: For program point L584(lines 584 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,903 INFO L444 ceAbstractionStarter]: For program point L386(lines 386 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,903 INFO L444 ceAbstractionStarter]: For program point L717(lines 717 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,903 INFO L444 ceAbstractionStarter]: For program point L1510(lines 1510 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,903 INFO L444 ceAbstractionStarter]: For program point L321(lines 321 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,903 INFO L444 ceAbstractionStarter]: For program point L189-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,904 INFO L444 ceAbstractionStarter]: For program point L123-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,904 INFO L444 ceAbstractionStarter]: For program point L1114(lines 1114 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,904 INFO L444 ceAbstractionStarter]: For program point L57-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,904 INFO L444 ceAbstractionStarter]: For program point L1048(lines 1048 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,904 INFO L444 ceAbstractionStarter]: For program point L784(lines 784 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,904 INFO L444 ceAbstractionStarter]: For program point L1709(lines 1709 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,904 INFO L444 ceAbstractionStarter]: For program point L454(lines 454 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,905 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-20 07:45:21,905 INFO L444 ceAbstractionStarter]: For program point L1247(lines 1247 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,905 INFO L444 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-20 07:45:21,905 INFO L444 ceAbstractionStarter]: For program point L1181(lines 1181 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,905 INFO L444 ceAbstractionStarter]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-20 07:45:21,905 INFO L444 ceAbstractionStarter]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-20 07:45:21,905 INFO L444 ceAbstractionStarter]: For program point L917(lines 917 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,906 INFO L444 ceAbstractionStarter]: For program point L851(lines 851 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,906 INFO L444 ceAbstractionStarter]: For program point L521(lines 521 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,906 INFO L444 ceAbstractionStarter]: For program point L1446(lines 1446 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,906 INFO L444 ceAbstractionStarter]: For program point L1314(lines 1314 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,906 INFO L444 ceAbstractionStarter]: For program point L257(lines 257 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,906 INFO L444 ceAbstractionStarter]: For program point L1645(lines 1645 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,906 INFO L444 ceAbstractionStarter]: For program point L1579(lines 1579 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,906 INFO L444 ceAbstractionStarter]: For program point L1381(lines 1381 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,907 INFO L444 ceAbstractionStarter]: For program point L192-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,907 INFO L444 ceAbstractionStarter]: For program point L126-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,907 INFO L444 ceAbstractionStarter]: For program point L60-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,907 INFO L444 ceAbstractionStarter]: For program point L1778(line 1778) no Hoare annotation was computed. [2019-11-20 07:45:21,907 INFO L444 ceAbstractionStarter]: For program point L655(lines 655 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,907 INFO L444 ceAbstractionStarter]: For program point L589(lines 589 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,907 INFO L444 ceAbstractionStarter]: For program point L457(lines 457 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,908 INFO L444 ceAbstractionStarter]: For program point L391(lines 391 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,908 INFO L444 ceAbstractionStarter]: For program point L1250(lines 1250 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,908 INFO L444 ceAbstractionStarter]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-20 07:45:21,908 INFO L444 ceAbstractionStarter]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-20 07:45:21,908 INFO L444 ceAbstractionStarter]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-20 07:45:21,908 INFO L444 ceAbstractionStarter]: For program point L986(lines 986 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,908 INFO L444 ceAbstractionStarter]: For program point L1515(lines 1515 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,909 INFO L444 ceAbstractionStarter]: For program point L1449(lines 1449 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,909 INFO L444 ceAbstractionStarter]: For program point L789(lines 789 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,909 INFO L444 ceAbstractionStarter]: For program point L723(lines 723 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,909 INFO L444 ceAbstractionStarter]: For program point L327(lines 327 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,909 INFO L444 ceAbstractionStarter]: For program point L195-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,909 INFO L444 ceAbstractionStarter]: For program point L129-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,909 INFO L444 ceAbstractionStarter]: For program point L1120(lines 1120 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,910 INFO L444 ceAbstractionStarter]: For program point L63-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,910 INFO L444 ceAbstractionStarter]: For program point L922(lines 922 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,910 INFO L444 ceAbstractionStarter]: For program point L1715(lines 1715 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,910 INFO L444 ceAbstractionStarter]: For program point L262(lines 262 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,910 INFO L444 ceAbstractionStarter]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-20 07:45:21,910 INFO L444 ceAbstractionStarter]: For program point L1187(lines 1187 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,910 INFO L444 ceAbstractionStarter]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-20 07:45:21,911 INFO L444 ceAbstractionStarter]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-20 07:45:21,911 INFO L444 ceAbstractionStarter]: For program point L1055(lines 1055 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,911 INFO L444 ceAbstractionStarter]: For program point L857(lines 857 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,911 INFO L444 ceAbstractionStarter]: For program point L527(lines 527 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,911 INFO L444 ceAbstractionStarter]: For program point L1386(lines 1386 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,911 INFO L444 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-20 07:45:21,911 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 130) no Hoare annotation was computed. [2019-11-20 07:45:21,912 INFO L444 ceAbstractionStarter]: For program point L1651(lines 1651 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,912 INFO L444 ceAbstractionStarter]: For program point L594(lines 594 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,912 INFO L444 ceAbstractionStarter]: For program point L1585(lines 1585 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,912 INFO L444 ceAbstractionStarter]: For program point L1321(lines 1321 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,912 INFO L444 ceAbstractionStarter]: For program point L198-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,912 INFO L444 ceAbstractionStarter]: For program point L132-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,912 INFO L444 ceAbstractionStarter]: For program point L66-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,913 INFO L444 ceAbstractionStarter]: For program point L661(lines 661 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,913 INFO L444 ceAbstractionStarter]: For program point L463(lines 463 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,913 INFO L444 ceAbstractionStarter]: For program point L1256(lines 1256 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,913 INFO L444 ceAbstractionStarter]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-20 07:45:21,913 INFO L444 ceAbstractionStarter]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-20 07:45:21,913 INFO L444 ceAbstractionStarter]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-20 07:45:21,913 INFO L444 ceAbstractionStarter]: For program point L728(lines 728 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,914 INFO L444 ceAbstractionStarter]: For program point L1521(lines 1521 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,914 INFO L444 ceAbstractionStarter]: For program point L398(lines 398 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,914 INFO L444 ceAbstractionStarter]: For program point L1125(lines 1125 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,914 INFO L444 ceAbstractionStarter]: For program point L993(lines 993 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,914 INFO L444 ceAbstractionStarter]: For program point L1456(lines 1456 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,914 INFO L444 ceAbstractionStarter]: For program point L333(lines 333 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,914 INFO L444 ceAbstractionStarter]: For program point L201-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,915 INFO L444 ceAbstractionStarter]: For program point L135-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,915 INFO L444 ceAbstractionStarter]: For program point L69-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,915 INFO L444 ceAbstractionStarter]: For program point L796(lines 796 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,915 INFO L444 ceAbstractionStarter]: For program point L1721(lines 1721 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,915 INFO L444 ceAbstractionStarter]: For program point L664(lines 664 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,915 INFO L444 ceAbstractionStarter]: For program point L268(lines 268 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,915 INFO L444 ceAbstractionStarter]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-20 07:45:21,916 INFO L444 ceAbstractionStarter]: For program point L1193(lines 1193 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,916 INFO L444 ceAbstractionStarter]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-20 07:45:21,916 INFO L444 ceAbstractionStarter]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-20 07:45:21,916 INFO L444 ceAbstractionStarter]: For program point L1061(lines 1061 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,916 INFO L444 ceAbstractionStarter]: For program point L929(lines 929 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,916 INFO L444 ceAbstractionStarter]: For program point L863(lines 863 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,916 INFO L444 ceAbstractionStarter]: For program point L1656(lines 1656 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,917 INFO L444 ceAbstractionStarter]: For program point L533(lines 533 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,917 INFO L444 ceAbstractionStarter]: For program point L1392(lines 1392 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,917 INFO L444 ceAbstractionStarter]: For program point L600(lines 600 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,917 INFO L444 ceAbstractionStarter]: For program point L1591(lines 1591 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,917 INFO L444 ceAbstractionStarter]: For program point L1327(lines 1327 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,917 INFO L444 ceAbstractionStarter]: For program point L204-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,917 INFO L444 ceAbstractionStarter]: For program point L138-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,918 INFO L444 ceAbstractionStarter]: For program point L72-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,918 INFO L444 ceAbstractionStarter]: For program point L469(lines 469 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,918 INFO L444 ceAbstractionStarter]: For program point L1262(lines 1262 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,918 INFO L444 ceAbstractionStarter]: For program point L205(line 205) no Hoare annotation was computed. [2019-11-20 07:45:21,918 INFO L444 ceAbstractionStarter]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-20 07:45:21,918 INFO L444 ceAbstractionStarter]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-20 07:45:21,918 INFO L444 ceAbstractionStarter]: For program point L734(lines 734 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,919 INFO L444 ceAbstractionStarter]: For program point L1527(lines 1527 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,919 INFO L444 ceAbstractionStarter]: For program point L1461(lines 1461 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,919 INFO L444 ceAbstractionStarter]: For program point L404(lines 404 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,919 INFO L444 ceAbstractionStarter]: For program point L338(lines 338 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,919 INFO L444 ceAbstractionStarter]: For program point L1131(lines 1131 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,919 INFO L444 ceAbstractionStarter]: For program point L999(lines 999 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,919 INFO L444 ceAbstractionStarter]: For program point L141-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,920 INFO L444 ceAbstractionStarter]: For program point L75-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,920 INFO L444 ceAbstractionStarter]: For program point L802(lines 802 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,920 INFO L444 ceAbstractionStarter]: For program point L1727(lines 1727 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,920 INFO L444 ceAbstractionStarter]: For program point L670(lines 670 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,920 INFO L444 ceAbstractionStarter]: For program point L538(lines 538 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,920 INFO L444 ceAbstractionStarter]: For program point L1397(lines 1397 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,920 INFO L444 ceAbstractionStarter]: For program point L274(lines 274 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,921 INFO L444 ceAbstractionStarter]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-20 07:45:21,921 INFO L444 ceAbstractionStarter]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-20 07:45:21,921 INFO L444 ceAbstractionStarter]: For program point L1067(lines 1067 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,921 INFO L444 ceAbstractionStarter]: For program point L935(lines 935 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,921 INFO L444 ceAbstractionStarter]: For program point L869(lines 869 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,921 INFO L444 ceAbstractionStarter]: For program point L1200(lines 1200 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,921 INFO L444 ceAbstractionStarter]: For program point L1663(lines 1663 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,922 INFO L444 ceAbstractionStarter]: For program point L606(lines 606 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,922 INFO L444 ceAbstractionStarter]: For program point L1597(lines 1597 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,922 INFO L444 ceAbstractionStarter]: For program point L1267(lines 1267 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,922 INFO L444 ceAbstractionStarter]: For program point L144-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,922 INFO L444 ceAbstractionStarter]: For program point L78-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,922 INFO L444 ceAbstractionStarter]: For program point L1466(lines 1466 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,923 INFO L444 ceAbstractionStarter]: For program point L1334(lines 1334 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,923 INFO L444 ceAbstractionStarter]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-20 07:45:21,923 INFO L444 ceAbstractionStarter]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-20 07:45:21,923 INFO L444 ceAbstractionStarter]: For program point L476(lines 476 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,923 INFO L444 ceAbstractionStarter]: For program point L1137(lines 1137 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,923 INFO L444 ceAbstractionStarter]: For program point L1005(lines 1005 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,923 INFO L444 ceAbstractionStarter]: For program point L741(lines 741 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,924 INFO L444 ceAbstractionStarter]: For program point L543(lines 543 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,924 INFO L444 ceAbstractionStarter]: For program point L1534(lines 1534 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,924 INFO L444 ceAbstractionStarter]: For program point L411(lines 411 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,924 INFO L444 ceAbstractionStarter]: For program point L345(lines 345 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,924 INFO L444 ceAbstractionStarter]: For program point L279(lines 279 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,924 INFO L444 ceAbstractionStarter]: For program point L213(lines 213 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,924 INFO L444 ceAbstractionStarter]: For program point L147-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,924 INFO L444 ceAbstractionStarter]: For program point L81-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,925 INFO L444 ceAbstractionStarter]: For program point L808(lines 808 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,925 INFO L444 ceAbstractionStarter]: For program point L1733(lines 1733 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,925 INFO L444 ceAbstractionStarter]: For program point L1403(lines 1403 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,925 INFO L444 ceAbstractionStarter]: For program point L1205(lines 1205 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,925 INFO L444 ceAbstractionStarter]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-20 07:45:21,925 INFO L444 ceAbstractionStarter]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-20 07:45:21,925 INFO L444 ceAbstractionStarter]: For program point L1073(lines 1073 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,926 INFO L444 ceAbstractionStarter]: For program point L875(lines 875 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,926 INFO L444 ceAbstractionStarter]: For program point L677(lines 677 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,926 INFO L444 ceAbstractionStarter]: For program point L942(lines 942 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,926 INFO L444 ceAbstractionStarter]: For program point L1669(lines 1669 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,926 INFO L444 ceAbstractionStarter]: For program point L612(lines 612 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,926 INFO L444 ceAbstractionStarter]: For program point L1603(lines 1603 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,926 INFO L444 ceAbstractionStarter]: For program point L150-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,927 INFO L444 ceAbstractionStarter]: For program point L84-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,927 INFO L444 ceAbstractionStarter]: For program point L1472(lines 1472 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,927 INFO L444 ceAbstractionStarter]: For program point L1274(lines 1274 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,927 INFO L444 ceAbstractionStarter]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-20 07:45:21,927 INFO L444 ceAbstractionStarter]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-20 07:45:21,927 INFO L444 ceAbstractionStarter]: For program point L746(lines 746 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,927 INFO L444 ceAbstractionStarter]: For program point L680(lines 680 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,927 INFO L444 ceAbstractionStarter]: For program point L548(lines 548 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,928 INFO L444 ceAbstractionStarter]: For program point L350(lines 350 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,928 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-20 07:45:21,928 INFO L444 ceAbstractionStarter]: For program point L1341(lines 1341 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,928 INFO L444 ceAbstractionStarter]: For program point L218(lines 218 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,928 INFO L444 ceAbstractionStarter]: For program point L1143(lines 1143 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,928 INFO L444 ceAbstractionStarter]: For program point L1011(lines 1011 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,928 INFO L444 ceAbstractionStarter]: For program point L1540(lines 1540 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,929 INFO L444 ceAbstractionStarter]: For program point L483(lines 483 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,929 INFO L444 ceAbstractionStarter]: For program point L417(lines 417 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,929 INFO L444 ceAbstractionStarter]: For program point L285(lines 285 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,929 INFO L444 ceAbstractionStarter]: For program point L153-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,929 INFO L444 ceAbstractionStarter]: For program point L87-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,929 INFO L444 ceAbstractionStarter]: For program point L1739(lines 1739 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,929 INFO L444 ceAbstractionStarter]: For program point L1409(lines 1409 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,929 INFO L444 ceAbstractionStarter]: For program point L1211(lines 1211 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,930 INFO L444 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-20 07:45:21,930 INFO L444 ceAbstractionStarter]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-20 07:45:21,930 INFO L444 ceAbstractionStarter]: For program point L1079(lines 1079 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,930 INFO L444 ceAbstractionStarter]: For program point L815(lines 815 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,930 INFO L444 ceAbstractionStarter]: For program point L948(lines 948 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,930 INFO L444 ceAbstractionStarter]: For program point L882(lines 882 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,930 INFO L444 ceAbstractionStarter]: For program point L1675(lines 1675 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,931 INFO L444 ceAbstractionStarter]: For program point L618(lines 618 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,931 INFO L444 ceAbstractionStarter]: For program point L1609(lines 1609 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,931 INFO L444 ceAbstractionStarter]: For program point L1477(lines 1477 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,931 INFO L444 ceAbstractionStarter]: For program point L156-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,931 INFO L444 ceAbstractionStarter]: For program point L90-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,931 INFO L444 ceAbstractionStarter]: For program point L24(lines 24 26) no Hoare annotation was computed. [2019-11-20 07:45:21,931 INFO L444 ceAbstractionStarter]: For program point L24-2(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,931 INFO L444 ceAbstractionStarter]: For program point L1280(lines 1280 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,932 INFO L444 ceAbstractionStarter]: For program point L223(lines 223 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,932 INFO L444 ceAbstractionStarter]: For program point L1214(lines 1214 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,932 INFO L444 ceAbstractionStarter]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-20 07:45:21,932 INFO L444 ceAbstractionStarter]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-20 07:45:21,932 INFO L444 ceAbstractionStarter]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-20 07:45:21,932 INFO L444 ceAbstractionStarter]: For program point L752(lines 752 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,932 INFO L444 ceAbstractionStarter]: For program point L686(lines 686 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,932 INFO L444 ceAbstractionStarter]: For program point L554(lines 554 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,932 INFO L444 ceAbstractionStarter]: For program point L356(lines 356 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,932 INFO L444 ceAbstractionStarter]: For program point L1347(lines 1347 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,932 INFO L444 ceAbstractionStarter]: For program point L290(lines 290 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,932 INFO L444 ceAbstractionStarter]: For program point L1149(lines 1149 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,932 INFO L444 ceAbstractionStarter]: For program point L1546(lines 1546 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,932 INFO L444 ceAbstractionStarter]: For program point L489(lines 489 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,933 INFO L444 ceAbstractionStarter]: For program point L159-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,933 INFO L444 ceAbstractionStarter]: For program point L93-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,933 INFO L444 ceAbstractionStarter]: For program point L27-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,933 INFO L444 ceAbstractionStarter]: For program point L1018(lines 1018 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,933 INFO L444 ceAbstractionStarter]: For program point L424(lines 424 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,933 INFO L444 ceAbstractionStarter]: For program point L1415(lines 1415 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,933 INFO L444 ceAbstractionStarter]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-20 07:45:21,933 INFO L444 ceAbstractionStarter]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-20 07:45:21,933 INFO L444 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-20 07:45:21,933 INFO L444 ceAbstractionStarter]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-20 07:45:21,933 INFO L444 ceAbstractionStarter]: For program point L1746(lines 1746 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,933 INFO L444 ceAbstractionStarter]: For program point L1086(lines 1086 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,933 INFO L444 ceAbstractionStarter]: For program point L954(lines 954 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,933 INFO L444 ceAbstractionStarter]: For program point L888(lines 888 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,933 INFO L444 ceAbstractionStarter]: For program point L822(lines 822 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,933 INFO L444 ceAbstractionStarter]: For program point L624(lines 624 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,933 INFO L444 ceAbstractionStarter]: For program point L162-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,934 INFO L444 ceAbstractionStarter]: For program point L96-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,934 INFO L444 ceAbstractionStarter]: For program point L30-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,934 INFO L444 ceAbstractionStarter]: For program point L691(lines 691 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,934 INFO L444 ceAbstractionStarter]: For program point L1682(lines 1682 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,934 INFO L444 ceAbstractionStarter]: For program point L1616(lines 1616 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,934 INFO L444 ceAbstractionStarter]: For program point L1484(lines 1484 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,934 INFO L444 ceAbstractionStarter]: For program point L427(lines 427 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,934 INFO L444 ceAbstractionStarter]: For program point L361(lines 361 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,934 INFO L444 ceAbstractionStarter]: For program point L1286(lines 1286 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,934 INFO L444 ceAbstractionStarter]: For program point L229(lines 229 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,934 INFO L444 ceAbstractionStarter]: For program point L1220(lines 1220 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,934 INFO L444 ceAbstractionStarter]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-20 07:45:21,934 INFO L444 ceAbstractionStarter]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-20 07:45:21,935 INFO L444 ceAbstractionStarter]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-20 07:45:21,935 INFO L444 ceAbstractionStarter]: For program point L758(lines 758 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,935 INFO L444 ceAbstractionStarter]: For program point L560(lines 560 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,935 INFO L444 ceAbstractionStarter]: For program point L1353(lines 1353 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,935 INFO L444 ceAbstractionStarter]: For program point L1155(lines 1155 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,935 INFO L444 ceAbstractionStarter]: For program point L495(lines 495 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,935 INFO L444 ceAbstractionStarter]: For program point L297(lines 297 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,935 INFO L444 ceAbstractionStarter]: For program point L165-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,935 INFO L444 ceAbstractionStarter]: For program point L99-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,936 INFO L444 ceAbstractionStarter]: For program point L33-1(lines 23 1492) no Hoare annotation was computed. [2019-11-20 07:45:21,936 INFO L444 ceAbstractionStarter]: For program point L1553(lines 1553 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,936 INFO L444 ceAbstractionStarter]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-20 07:45:21,936 INFO L444 ceAbstractionStarter]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-20 07:45:21,936 INFO L444 ceAbstractionStarter]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-20 07:45:21,936 INFO L444 ceAbstractionStarter]: For program point L1025(lines 1025 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,936 INFO L444 ceAbstractionStarter]: For program point L1752(lines 1752 1763) no Hoare annotation was computed. [2019-11-20 07:45:21,936 INFO L444 ceAbstractionStarter]: For program point L1422(lines 1422 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,936 INFO L444 ceAbstractionStarter]: For program point L1092(lines 1092 1490) no Hoare annotation was computed. [2019-11-20 07:45:21,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 07:45:21 BoogieIcfgContainer [2019-11-20 07:45:21,966 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 07:45:21,966 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 07:45:21,980 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 07:45:21,981 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 07:45:21,981 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:44:27" (3/4) ... [2019-11-20 07:45:21,984 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-20 07:45:22,032 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-20 07:45:22,036 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-20 07:45:22,270 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_1bdef388-d268-4102-8237-bfcbb2b4db53/bin/uautomizer/witness.graphml [2019-11-20 07:45:22,270 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 07:45:22,272 INFO L168 Benchmark]: Toolchain (without parser) took 58150.25 ms. Allocated memory was 1.0 GB in the beginning and 4.2 GB in the end (delta: 3.2 GB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -145.4 MB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. [2019-11-20 07:45:22,272 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 07:45:22,273 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1144.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -154.2 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. [2019-11-20 07:45:22,273 INFO L168 Benchmark]: Boogie Procedure Inliner took 169.15 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: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. [2019-11-20 07:45:22,273 INFO L168 Benchmark]: Boogie Preprocessor took 171.20 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2019-11-20 07:45:22,274 INFO L168 Benchmark]: RCFGBuilder took 2256.19 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: 25.9 MB). Peak memory consumption was 187.5 MB. Max. memory is 11.5 GB. [2019-11-20 07:45:22,274 INFO L168 Benchmark]: TraceAbstraction took 54100.40 ms. Allocated memory was 1.2 GB in the beginning and 4.2 GB in the end (delta: 3.0 GB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -140.4 MB). Peak memory consumption was 2.9 GB. Max. memory is 11.5 GB. [2019-11-20 07:45:22,274 INFO L168 Benchmark]: Witness Printer took 304.43 ms. Allocated memory is still 4.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 85.5 MB). Peak memory consumption was 85.5 MB. Max. memory is 11.5 GB. [2019-11-20 07:45:22,276 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1144.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 946.1 MB in the beginning and 1.1 GB in the end (delta: -154.2 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 169.15 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: 27.1 MB). Peak memory consumption was 27.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 171.20 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: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2256.19 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: 25.9 MB). Peak memory consumption was 187.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 54100.40 ms. Allocated memory was 1.2 GB in the beginning and 4.2 GB in the end (delta: 3.0 GB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -140.4 MB). Peak memory consumption was 2.9 GB. Max. memory is 11.5 GB. * Witness Printer took 304.43 ms. Allocated memory is still 4.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 85.5 MB). Peak memory consumption was 85.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 130]: 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: ((((((((((((((a16 == 9 && 0 < a18 + 156 && a18 + 79 <= 0) || (3 == a15 && 5 == a12)) || ((!(10 == a16) && 0 < a18 + 156) && a15 <= 3)) || (a16 <= 11 && a12 == 6)) || (((a16 == 11 && a15 <= 3) || ((a16 <= 11 && !(a12 == 9)) && a15 <= 3)) && !(10 == a16))) || ((a16 == 8 && a12 == 7) && a18 <= 134)) || (((12 <= a16 && !(a12 == 6)) && !(7 == a12)) && a15 <= 3)) || (((a18 + 87 <= 0 && a16 == 9) && 4 <= a15) && !(a12 == 8))) || ((a16 == 8 && a18 <= 134) && a12 == 8)) || (a16 == 9 && a12 == 7)) || ((a16 == 9 && a12 == 8) && 0 < a18 + 156)) || (((0 < a18 + 156 && a16 <= 8) && !(7 == a12)) && !(a12 == 8))) || (a16 <= 8 && a15 <= 3)) || ((a16 <= 11 && 4 <= a15) && 5 == a12)) || (a12 == 8 && a15 <= 3) - InvariantResult [Line: 1494]: Loop Invariant Derived loop invariant: ((((((((((((((a16 == 9 && 0 < a18 + 156 && a18 + 79 <= 0) || (3 == a15 && 5 == a12)) || ((!(10 == a16) && 0 < a18 + 156) && a15 <= 3)) || (a16 <= 11 && a12 == 6)) || (((a16 == 11 && a15 <= 3) || ((a16 <= 11 && !(a12 == 9)) && a15 <= 3)) && !(10 == a16))) || ((a16 == 8 && a12 == 7) && a18 <= 134)) || (((12 <= a16 && !(a12 == 6)) && !(7 == a12)) && a15 <= 3)) || (((a18 + 87 <= 0 && a16 == 9) && 4 <= a15) && !(a12 == 8))) || ((a16 == 8 && a18 <= 134) && a12 == 8)) || (a16 == 9 && a12 == 7)) || (((0 < a18 + 156 && a16 <= 8) && !(7 == a12)) && !(a12 == 8))) || ((a16 == 9 && a12 == 8) && 0 < a18 + 156)) || (a16 <= 8 && a15 <= 3)) || ((a16 <= 11 && 4 <= a15) && 5 == a12)) || (a12 == 8 && a15 <= 3) - InvariantResult [Line: 1767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1773]: Loop Invariant Derived loop invariant: ((((((((((((((a16 == 9 && 0 < a18 + 156 && a18 + 79 <= 0) || (3 == a15 && 5 == a12)) || ((!(10 == a16) && 0 < a18 + 156) && a15 <= 3)) || (a16 <= 11 && a12 == 6)) || (((a16 == 11 && a15 <= 3) || ((a16 <= 11 && !(a12 == 9)) && a15 <= 3)) && !(10 == a16))) || ((a16 == 8 && a12 == 7) && a18 <= 134)) || (((12 <= a16 && !(a12 == 6)) && !(7 == a12)) && a15 <= 3)) || (((a18 + 87 <= 0 && a16 == 9) && 4 <= a15) && !(a12 == 8))) || ((a16 == 8 && a18 <= 134) && a12 == 8)) || (a16 == 9 && a12 == 7)) || ((a16 == 9 && a12 == 8) && 0 < a18 + 156)) || (((0 < a18 + 156 && a16 <= 8) && !(7 == a12)) && !(a12 == 8))) || (a16 <= 8 && a15 <= 3)) || ((a16 <= 11 && 4 <= a15) && 5 == a12)) || (a12 == 8 && a15 <= 3) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 396 locations, 1 error locations. Result: SAFE, OverallTime: 54.0s, OverallIterations: 15, TraceHistogramMax: 10, AutomataDifference: 28.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 2.6s, HoareTripleCheckerStatistics: 2784 SDtfs, 7256 SDslu, 191 SDs, 0 SdLazy, 22892 SolverSat, 3529 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3904 GetRequests, 3850 SyntacticMatches, 5 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14151occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.8s AutomataMinimizationTime, 15 MinimizatonAttempts, 11855 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 179 NumberOfFragments, 535 HoareAnnotationTreeSize, 4 FomulaSimplifications, 4334 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 4 FomulaSimplificationsInter, 14598 FormulaSimplificationTreeSizeReductionInter, 2.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 8.0s InterpolantComputationTime, 13778 NumberOfCodeBlocks, 13778 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 13759 ConstructedInterpolants, 0 QuantifiedInterpolants, 40052908 SizeOfPredicates, 2 NumberOfNonLiveVariables, 4481 ConjunctsInSsa, 8 ConjunctsInUnsatCore, 19 InterpolantComputations, 15 PerfectInterpolantSequences, 28813/29426 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...