./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem16_label39.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 54858612 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem16_label39.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b2fcbf029ced8405300179f325212fd5ebc8bac6 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-25 20:57:33,866 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-25 20:57:33,870 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-25 20:57:33,930 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-25 20:57:33,931 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-25 20:57:33,932 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-25 20:57:33,934 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-25 20:57:33,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-25 20:57:33,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-25 20:57:33,940 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-25 20:57:33,941 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-25 20:57:33,942 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-25 20:57:33,943 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-25 20:57:33,944 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-25 20:57:33,945 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-25 20:57:33,947 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-25 20:57:33,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-25 20:57:33,949 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-25 20:57:33,951 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-25 20:57:33,953 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-25 20:57:33,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-25 20:57:33,956 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-25 20:57:33,958 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-25 20:57:33,959 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-25 20:57:33,962 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-25 20:57:33,962 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-25 20:57:33,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-25 20:57:33,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-25 20:57:33,964 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-25 20:57:33,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-25 20:57:33,966 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-25 20:57:33,967 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-25 20:57:33,968 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-25 20:57:33,969 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-25 20:57:33,975 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-25 20:57:33,976 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-25 20:57:33,977 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-25 20:57:33,977 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-25 20:57:33,977 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-25 20:57:33,979 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-25 20:57:33,980 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-25 20:57:33,981 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-25 20:57:34,008 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-25 20:57:34,008 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-25 20:57:34,010 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-25 20:57:34,010 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-25 20:57:34,011 INFO L138 SettingsManager]: * Use SBE=true [2020-10-25 20:57:34,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-25 20:57:34,011 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-25 20:57:34,012 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-25 20:57:34,012 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-25 20:57:34,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-25 20:57:34,013 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-25 20:57:34,013 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-25 20:57:34,013 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-25 20:57:34,014 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-25 20:57:34,014 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-25 20:57:34,014 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-25 20:57:34,015 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-25 20:57:34,015 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-25 20:57:34,015 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-25 20:57:34,016 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-25 20:57:34,016 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-25 20:57:34,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 20:57:34,017 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-25 20:57:34,017 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-25 20:57:34,018 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-25 20:57:34,018 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-25 20:57:34,018 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-25 20:57:34,018 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-25 20:57:34,019 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-25 20:57:34,019 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b2fcbf029ced8405300179f325212fd5ebc8bac6 [2020-10-25 20:57:34,373 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-25 20:57:34,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-25 20:57:34,415 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-25 20:57:34,417 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-25 20:57:34,419 INFO L275 PluginConnector]: CDTParser initialized [2020-10-25 20:57:34,420 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem16_label39.c [2020-10-25 20:57:34,505 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2135cf05/23aeec3a444f41a79570fb27b60dcbc2/FLAG4c43075b4 [2020-10-25 20:57:35,417 INFO L306 CDTParser]: Found 1 translation units. [2020-10-25 20:57:35,421 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem16_label39.c [2020-10-25 20:57:35,444 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2135cf05/23aeec3a444f41a79570fb27b60dcbc2/FLAG4c43075b4 [2020-10-25 20:57:35,504 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e2135cf05/23aeec3a444f41a79570fb27b60dcbc2 [2020-10-25 20:57:35,507 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-25 20:57:35,514 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-25 20:57:35,516 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-25 20:57:35,516 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-25 20:57:35,520 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-25 20:57:35,521 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 08:57:35" (1/1) ... [2020-10-25 20:57:35,524 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e2b7e8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:35, skipping insertion in model container [2020-10-25 20:57:35,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.10 08:57:35" (1/1) ... [2020-10-25 20:57:35,533 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-25 20:57:35,594 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-25 20:57:36,359 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 20:57:36,374 INFO L203 MainTranslator]: Completed pre-run [2020-10-25 20:57:36,610 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-25 20:57:36,633 INFO L208 MainTranslator]: Completed translation [2020-10-25 20:57:36,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:36 WrapperNode [2020-10-25 20:57:36,634 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-25 20:57:36,636 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-10-25 20:57:36,636 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-10-25 20:57:36,636 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-10-25 20:57:36,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:36" (1/1) ... [2020-10-25 20:57:36,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:36" (1/1) ... [2020-10-25 20:57:36,893 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-10-25 20:57:36,895 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-25 20:57:36,895 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-25 20:57:36,896 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-25 20:57:36,906 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:36" (1/1) ... [2020-10-25 20:57:36,907 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:36" (1/1) ... [2020-10-25 20:57:36,934 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:36" (1/1) ... [2020-10-25 20:57:36,934 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:36" (1/1) ... [2020-10-25 20:57:37,047 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:36" (1/1) ... [2020-10-25 20:57:37,079 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:36" (1/1) ... [2020-10-25 20:57:37,103 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:36" (1/1) ... [2020-10-25 20:57:37,130 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-25 20:57:37,132 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-25 20:57:37,133 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-25 20:57:37,133 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-25 20:57:37,134 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:36" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-25 20:57:37,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-25 20:57:37,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-25 20:57:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-25 20:57:37,273 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-25 20:57:39,611 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-25 20:57:39,611 INFO L298 CfgBuilder]: Removed 11 assume(true) statements. [2020-10-25 20:57:39,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 08:57:39 BoogieIcfgContainer [2020-10-25 20:57:39,614 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-25 20:57:39,616 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-25 20:57:39,616 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-25 20:57:39,619 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-25 20:57:39,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.10 08:57:35" (1/3) ... [2020-10-25 20:57:39,620 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aa3aa31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 08:57:39, skipping insertion in model container [2020-10-25 20:57:39,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.10 08:57:36" (2/3) ... [2020-10-25 20:57:39,621 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7aa3aa31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.10 08:57:39, skipping insertion in model container [2020-10-25 20:57:39,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 08:57:39" (3/3) ... [2020-10-25 20:57:39,623 INFO L111 eAbstractionObserver]: Analyzing ICFG Problem16_label39.c [2020-10-25 20:57:39,634 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-10-25 20:57:39,640 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-25 20:57:39,653 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-25 20:57:39,683 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-25 20:57:39,684 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-25 20:57:39,684 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-10-25 20:57:39,684 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-25 20:57:39,684 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-25 20:57:39,684 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-25 20:57:39,684 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-25 20:57:39,685 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-25 20:57:39,710 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states. [2020-10-25 20:57:39,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2020-10-25 20:57:39,718 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:57:39,719 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:57:39,720 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:57:39,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:57:39,729 INFO L82 PathProgramCache]: Analyzing trace with hash 301649817, now seen corresponding path program 1 times [2020-10-25 20:57:39,738 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:57:39,739 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309162723] [2020-10-25 20:57:39,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:57:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:57:40,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:57:40,030 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309162723] [2020-10-25 20:57:40,031 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:57:40,032 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 20:57:40,033 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [404810966] [2020-10-25 20:57:40,038 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:57:40,038 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:57:40,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:57:40,053 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:57:40,056 INFO L87 Difference]: Start difference. First operand 397 states. Second operand 3 states. [2020-10-25 20:57:42,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:57:42,433 INFO L93 Difference]: Finished difference Result 1138 states and 2119 transitions. [2020-10-25 20:57:42,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:57:42,437 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 49 [2020-10-25 20:57:42,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:57:42,461 INFO L225 Difference]: With dead ends: 1138 [2020-10-25 20:57:42,461 INFO L226 Difference]: Without dead ends: 662 [2020-10-25 20:57:42,467 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:57:42,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 662 states. [2020-10-25 20:57:42,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 662 to 662. [2020-10-25 20:57:42,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2020-10-25 20:57:42,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1166 transitions. [2020-10-25 20:57:42,616 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1166 transitions. Word has length 49 [2020-10-25 20:57:42,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:57:42,616 INFO L481 AbstractCegarLoop]: Abstraction has 662 states and 1166 transitions. [2020-10-25 20:57:42,616 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:57:42,616 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1166 transitions. [2020-10-25 20:57:42,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-10-25 20:57:42,625 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:57:42,625 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-25 20:57:42,626 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-25 20:57:42,626 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:57:42,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:57:42,631 INFO L82 PathProgramCache]: Analyzing trace with hash -1597328684, now seen corresponding path program 1 times [2020-10-25 20:57:42,631 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:57:42,632 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1219787935] [2020-10-25 20:57:42,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:57:42,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:57:42,855 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:57:42,855 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1219787935] [2020-10-25 20:57:42,856 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:57:42,856 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 20:57:42,856 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422326118] [2020-10-25 20:57:42,858 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:57:42,858 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:57:42,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:57:42,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:57:42,860 INFO L87 Difference]: Start difference. First operand 662 states and 1166 transitions. Second operand 3 states. [2020-10-25 20:57:44,942 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:57:44,942 INFO L93 Difference]: Finished difference Result 1980 states and 3493 transitions. [2020-10-25 20:57:44,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:57:44,944 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 114 [2020-10-25 20:57:44,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:57:44,952 INFO L225 Difference]: With dead ends: 1980 [2020-10-25 20:57:44,953 INFO L226 Difference]: Without dead ends: 1320 [2020-10-25 20:57:44,957 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:57:44,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2020-10-25 20:57:44,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1320. [2020-10-25 20:57:44,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1320 states. [2020-10-25 20:57:44,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 1320 states and 2197 transitions. [2020-10-25 20:57:44,998 INFO L78 Accepts]: Start accepts. Automaton has 1320 states and 2197 transitions. Word has length 114 [2020-10-25 20:57:44,999 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:57:44,999 INFO L481 AbstractCegarLoop]: Abstraction has 1320 states and 2197 transitions. [2020-10-25 20:57:44,999 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:57:44,999 INFO L276 IsEmpty]: Start isEmpty. Operand 1320 states and 2197 transitions. [2020-10-25 20:57:45,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-10-25 20:57:45,002 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:57:45,002 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-10-25 20:57:45,002 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-25 20:57:45,002 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:57:45,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:57:45,003 INFO L82 PathProgramCache]: Analyzing trace with hash -936071428, now seen corresponding path program 1 times [2020-10-25 20:57:45,003 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:57:45,004 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856522716] [2020-10-25 20:57:45,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:57:45,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:57:45,191 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 46 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:57:45,193 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856522716] [2020-10-25 20:57:45,193 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:57:45,193 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:57:45,193 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1112718072] [2020-10-25 20:57:45,195 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 20:57:45,195 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:57:45,206 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 20:57:45,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-25 20:57:45,211 INFO L87 Difference]: Start difference. First operand 1320 states and 2197 transitions. Second operand 4 states. [2020-10-25 20:57:48,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:57:48,549 INFO L93 Difference]: Finished difference Result 3625 states and 5926 transitions. [2020-10-25 20:57:48,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-25 20:57:48,550 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 117 [2020-10-25 20:57:48,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:57:48,563 INFO L225 Difference]: With dead ends: 3625 [2020-10-25 20:57:48,564 INFO L226 Difference]: Without dead ends: 2307 [2020-10-25 20:57:48,566 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-25 20:57:48,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2307 states. [2020-10-25 20:57:48,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2307 to 2307. [2020-10-25 20:57:48,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2307 states. [2020-10-25 20:57:48,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2307 states to 2307 states and 3465 transitions. [2020-10-25 20:57:48,665 INFO L78 Accepts]: Start accepts. Automaton has 2307 states and 3465 transitions. Word has length 117 [2020-10-25 20:57:48,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:57:48,667 INFO L481 AbstractCegarLoop]: Abstraction has 2307 states and 3465 transitions. [2020-10-25 20:57:48,667 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 20:57:48,667 INFO L276 IsEmpty]: Start isEmpty. Operand 2307 states and 3465 transitions. [2020-10-25 20:57:48,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2020-10-25 20:57:48,677 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:57:48,677 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:57:48,678 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-25 20:57:48,678 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:57:48,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:57:48,679 INFO L82 PathProgramCache]: Analyzing trace with hash 2087554514, now seen corresponding path program 1 times [2020-10-25 20:57:48,679 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:57:48,680 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [862242356] [2020-10-25 20:57:48,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:57:48,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:57:48,923 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 179 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-25 20:57:48,924 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [862242356] [2020-10-25 20:57:48,924 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:57:48,924 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:57:48,924 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983339399] [2020-10-25 20:57:48,925 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:57:48,925 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:57:48,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:57:48,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:57:48,927 INFO L87 Difference]: Start difference. First operand 2307 states and 3465 transitions. Second operand 3 states. [2020-10-25 20:57:50,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:57:50,739 INFO L93 Difference]: Finished difference Result 4941 states and 7575 transitions. [2020-10-25 20:57:50,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:57:50,740 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 233 [2020-10-25 20:57:50,741 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:57:50,758 INFO L225 Difference]: With dead ends: 4941 [2020-10-25 20:57:50,759 INFO L226 Difference]: Without dead ends: 2965 [2020-10-25 20:57:50,764 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:57:50,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2965 states. [2020-10-25 20:57:50,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2965 to 2965. [2020-10-25 20:57:50,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2965 states. [2020-10-25 20:57:50,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2965 states to 2965 states and 4243 transitions. [2020-10-25 20:57:50,843 INFO L78 Accepts]: Start accepts. Automaton has 2965 states and 4243 transitions. Word has length 233 [2020-10-25 20:57:50,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:57:50,859 INFO L481 AbstractCegarLoop]: Abstraction has 2965 states and 4243 transitions. [2020-10-25 20:57:50,860 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:57:50,860 INFO L276 IsEmpty]: Start isEmpty. Operand 2965 states and 4243 transitions. [2020-10-25 20:57:50,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2020-10-25 20:57:50,901 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:57:50,902 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:57:50,902 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-25 20:57:50,902 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:57:50,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:57:50,903 INFO L82 PathProgramCache]: Analyzing trace with hash -29799186, now seen corresponding path program 1 times [2020-10-25 20:57:50,904 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:57:50,905 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105241422] [2020-10-25 20:57:50,905 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:57:50,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:57:51,388 INFO L134 CoverageAnalysis]: Checked inductivity of 406 backedges. 273 proven. 0 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2020-10-25 20:57:51,389 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105241422] [2020-10-25 20:57:51,390 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:57:51,390 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-10-25 20:57:51,391 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1678997715] [2020-10-25 20:57:51,392 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:57:51,393 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:57:51,394 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:57:51,394 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:57:51,395 INFO L87 Difference]: Start difference. First operand 2965 states and 4243 transitions. Second operand 3 states. [2020-10-25 20:57:53,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:57:53,477 INFO L93 Difference]: Finished difference Result 8231 states and 12054 transitions. [2020-10-25 20:57:53,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:57:53,480 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 327 [2020-10-25 20:57:53,481 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:57:53,509 INFO L225 Difference]: With dead ends: 8231 [2020-10-25 20:57:53,510 INFO L226 Difference]: Without dead ends: 5597 [2020-10-25 20:57:53,514 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:57:53,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5597 states. [2020-10-25 20:57:53,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5597 to 5597. [2020-10-25 20:57:53,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5597 states. [2020-10-25 20:57:53,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5597 states to 5597 states and 7260 transitions. [2020-10-25 20:57:53,641 INFO L78 Accepts]: Start accepts. Automaton has 5597 states and 7260 transitions. Word has length 327 [2020-10-25 20:57:53,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:57:53,641 INFO L481 AbstractCegarLoop]: Abstraction has 5597 states and 7260 transitions. [2020-10-25 20:57:53,642 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:57:53,642 INFO L276 IsEmpty]: Start isEmpty. Operand 5597 states and 7260 transitions. [2020-10-25 20:57:53,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 382 [2020-10-25 20:57:53,651 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:57:53,651 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:57:53,652 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-25 20:57:53,652 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:57:53,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:57:53,653 INFO L82 PathProgramCache]: Analyzing trace with hash -1842057504, now seen corresponding path program 1 times [2020-10-25 20:57:53,653 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:57:53,654 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546776949] [2020-10-25 20:57:53,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:57:53,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:57:54,207 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 93 proven. 21 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2020-10-25 20:57:54,208 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546776949] [2020-10-25 20:57:54,208 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [172882812] [2020-10-25 20:57:54,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-10-25 20:57:54,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:57:54,356 INFO L263 TraceCheckSpWp]: Trace formula consists of 496 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-25 20:57:54,372 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 20:57:54,907 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 93 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2020-10-25 20:57:54,908 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-25 20:57:54,908 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [3] total 4 [2020-10-25 20:57:54,909 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376503874] [2020-10-25 20:57:54,910 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:57:54,910 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:57:54,910 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:57:54,911 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-25 20:57:54,911 INFO L87 Difference]: Start difference. First operand 5597 states and 7260 transitions. Second operand 3 states. [2020-10-25 20:57:57,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:57:57,011 INFO L93 Difference]: Finished difference Result 14153 states and 18434 transitions. [2020-10-25 20:57:57,012 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:57:57,012 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 381 [2020-10-25 20:57:57,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:57:57,045 INFO L225 Difference]: With dead ends: 14153 [2020-10-25 20:57:57,046 INFO L226 Difference]: Without dead ends: 7571 [2020-10-25 20:57:57,056 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 383 GetRequests, 380 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-25 20:57:57,065 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7571 states. [2020-10-25 20:57:57,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7571 to 6913. [2020-10-25 20:57:57,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6913 states. [2020-10-25 20:57:57,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6913 states to 6913 states and 7414 transitions. [2020-10-25 20:57:57,212 INFO L78 Accepts]: Start accepts. Automaton has 6913 states and 7414 transitions. Word has length 381 [2020-10-25 20:57:57,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:57:57,213 INFO L481 AbstractCegarLoop]: Abstraction has 6913 states and 7414 transitions. [2020-10-25 20:57:57,214 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:57:57,214 INFO L276 IsEmpty]: Start isEmpty. Operand 6913 states and 7414 transitions. [2020-10-25 20:57:57,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 887 [2020-10-25 20:57:57,249 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:57:57,249 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:57:57,464 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-10-25 20:57:57,465 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:57:57,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:57:57,467 INFO L82 PathProgramCache]: Analyzing trace with hash -95129876, now seen corresponding path program 1 times [2020-10-25 20:57:57,467 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:57:57,467 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1649891496] [2020-10-25 20:57:57,468 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:57:57,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:57:58,588 INFO L134 CoverageAnalysis]: Checked inductivity of 1436 backedges. 1121 proven. 0 refuted. 0 times theorem prover too weak. 315 trivial. 0 not checked. [2020-10-25 20:57:58,589 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1649891496] [2020-10-25 20:57:58,589 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:57:58,590 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:57:58,590 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283778411] [2020-10-25 20:57:58,591 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:57:58,591 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:57:58,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:57:58,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:57:58,592 INFO L87 Difference]: Start difference. First operand 6913 states and 7414 transitions. Second operand 3 states. [2020-10-25 20:57:59,945 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:57:59,946 INFO L93 Difference]: Finished difference Result 16127 states and 17355 transitions. [2020-10-25 20:57:59,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:57:59,947 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 886 [2020-10-25 20:57:59,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:58:00,007 INFO L225 Difference]: With dead ends: 16127 [2020-10-25 20:58:00,008 INFO L226 Difference]: Without dead ends: 9545 [2020-10-25 20:58:00,018 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:58:00,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9545 states. [2020-10-25 20:58:00,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9545 to 8229. [2020-10-25 20:58:00,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8229 states. [2020-10-25 20:58:00,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8229 states to 8229 states and 8758 transitions. [2020-10-25 20:58:00,211 INFO L78 Accepts]: Start accepts. Automaton has 8229 states and 8758 transitions. Word has length 886 [2020-10-25 20:58:00,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:58:00,212 INFO L481 AbstractCegarLoop]: Abstraction has 8229 states and 8758 transitions. [2020-10-25 20:58:00,212 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:58:00,213 INFO L276 IsEmpty]: Start isEmpty. Operand 8229 states and 8758 transitions. [2020-10-25 20:58:00,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 950 [2020-10-25 20:58:00,261 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:58:00,262 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:58:00,262 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-25 20:58:00,263 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:58:00,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:58:00,264 INFO L82 PathProgramCache]: Analyzing trace with hash 1159812004, now seen corresponding path program 1 times [2020-10-25 20:58:00,264 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:58:00,264 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822264340] [2020-10-25 20:58:00,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:58:00,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:58:01,248 INFO L134 CoverageAnalysis]: Checked inductivity of 1591 backedges. 1116 proven. 0 refuted. 0 times theorem prover too weak. 475 trivial. 0 not checked. [2020-10-25 20:58:01,249 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822264340] [2020-10-25 20:58:01,249 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:58:01,249 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:58:01,250 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433447651] [2020-10-25 20:58:01,251 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:58:01,251 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:58:01,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:58:01,252 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:58:01,252 INFO L87 Difference]: Start difference. First operand 8229 states and 8758 transitions. Second operand 3 states. [2020-10-25 20:58:02,646 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:58:02,646 INFO L93 Difference]: Finished difference Result 18759 states and 20024 transitions. [2020-10-25 20:58:02,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:58:02,647 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 949 [2020-10-25 20:58:02,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:58:02,666 INFO L225 Difference]: With dead ends: 18759 [2020-10-25 20:58:02,666 INFO L226 Difference]: Without dead ends: 10861 [2020-10-25 20:58:02,677 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:58:02,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10861 states. [2020-10-25 20:58:02,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10861 to 9545. [2020-10-25 20:58:02,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9545 states. [2020-10-25 20:58:02,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9545 states to 9545 states and 10012 transitions. [2020-10-25 20:58:02,821 INFO L78 Accepts]: Start accepts. Automaton has 9545 states and 10012 transitions. Word has length 949 [2020-10-25 20:58:02,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:58:02,822 INFO L481 AbstractCegarLoop]: Abstraction has 9545 states and 10012 transitions. [2020-10-25 20:58:02,822 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:58:02,822 INFO L276 IsEmpty]: Start isEmpty. Operand 9545 states and 10012 transitions. [2020-10-25 20:58:02,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1274 [2020-10-25 20:58:02,848 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:58:02,849 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:58:02,850 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-25 20:58:02,850 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:58:02,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:58:02,851 INFO L82 PathProgramCache]: Analyzing trace with hash -470662607, now seen corresponding path program 1 times [2020-10-25 20:58:02,851 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:58:02,852 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1165491450] [2020-10-25 20:58:02,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:58:03,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:58:04,674 INFO L134 CoverageAnalysis]: Checked inductivity of 2945 backedges. 1705 proven. 0 refuted. 0 times theorem prover too weak. 1240 trivial. 0 not checked. [2020-10-25 20:58:04,675 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1165491450] [2020-10-25 20:58:04,675 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:58:04,675 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-25 20:58:04,676 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808792529] [2020-10-25 20:58:04,677 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:58:04,677 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:58:04,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:58:04,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:58:04,679 INFO L87 Difference]: Start difference. First operand 9545 states and 10012 transitions. Second operand 3 states. [2020-10-25 20:58:06,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:58:06,175 INFO L93 Difference]: Finished difference Result 19746 states and 20743 transitions. [2020-10-25 20:58:06,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:58:06,176 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1273 [2020-10-25 20:58:06,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:58:06,196 INFO L225 Difference]: With dead ends: 19746 [2020-10-25 20:58:06,197 INFO L226 Difference]: Without dead ends: 10532 [2020-10-25 20:58:06,209 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-25 20:58:06,220 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10532 states. [2020-10-25 20:58:06,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10532 to 10532. [2020-10-25 20:58:06,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10532 states. [2020-10-25 20:58:06,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10532 states to 10532 states and 11006 transitions. [2020-10-25 20:58:06,350 INFO L78 Accepts]: Start accepts. Automaton has 10532 states and 11006 transitions. Word has length 1273 [2020-10-25 20:58:06,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:58:06,351 INFO L481 AbstractCegarLoop]: Abstraction has 10532 states and 11006 transitions. [2020-10-25 20:58:06,351 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:58:06,351 INFO L276 IsEmpty]: Start isEmpty. Operand 10532 states and 11006 transitions. [2020-10-25 20:58:06,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1292 [2020-10-25 20:58:06,446 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:58:06,450 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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, 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] [2020-10-25 20:58:06,450 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-25 20:58:06,450 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:58:06,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:58:06,451 INFO L82 PathProgramCache]: Analyzing trace with hash 1849187776, now seen corresponding path program 1 times [2020-10-25 20:58:06,452 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:58:06,452 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389682459] [2020-10-25 20:58:06,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:58:06,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:58:07,997 INFO L134 CoverageAnalysis]: Checked inductivity of 2975 backedges. 328 proven. 0 refuted. 0 times theorem prover too weak. 2647 trivial. 0 not checked. [2020-10-25 20:58:07,998 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389682459] [2020-10-25 20:58:07,998 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:58:07,998 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-25 20:58:07,999 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [351795938] [2020-10-25 20:58:08,000 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-25 20:58:08,000 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:58:08,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-25 20:58:08,001 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-10-25 20:58:08,001 INFO L87 Difference]: Start difference. First operand 10532 states and 11006 transitions. Second operand 6 states. [2020-10-25 20:58:09,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:58:09,347 INFO L93 Difference]: Finished difference Result 20463 states and 21394 transitions. [2020-10-25 20:58:09,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-25 20:58:09,348 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 1291 [2020-10-25 20:58:09,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:58:09,367 INFO L225 Difference]: With dead ends: 20463 [2020-10-25 20:58:09,368 INFO L226 Difference]: Without dead ends: 10203 [2020-10-25 20:58:09,381 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2020-10-25 20:58:09,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10203 states. [2020-10-25 20:58:09,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10203 to 10203. [2020-10-25 20:58:09,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10203 states. [2020-10-25 20:58:09,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10203 states to 10203 states and 10654 transitions. [2020-10-25 20:58:09,542 INFO L78 Accepts]: Start accepts. Automaton has 10203 states and 10654 transitions. Word has length 1291 [2020-10-25 20:58:09,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:58:09,544 INFO L481 AbstractCegarLoop]: Abstraction has 10203 states and 10654 transitions. [2020-10-25 20:58:09,544 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-25 20:58:09,545 INFO L276 IsEmpty]: Start isEmpty. Operand 10203 states and 10654 transitions. [2020-10-25 20:58:09,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1469 [2020-10-25 20:58:09,590 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:58:09,593 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 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, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:58:09,594 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-25 20:58:09,594 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:58:09,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:58:09,595 INFO L82 PathProgramCache]: Analyzing trace with hash 811216789, now seen corresponding path program 1 times [2020-10-25 20:58:09,595 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:58:09,596 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403519651] [2020-10-25 20:58:09,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:58:09,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:58:12,125 INFO L134 CoverageAnalysis]: Checked inductivity of 3727 backedges. 2675 proven. 0 refuted. 0 times theorem prover too weak. 1052 trivial. 0 not checked. [2020-10-25 20:58:12,125 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403519651] [2020-10-25 20:58:12,126 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-25 20:58:12,126 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-25 20:58:12,126 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [363135026] [2020-10-25 20:58:12,127 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-25 20:58:12,127 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:58:12,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-25 20:58:12,128 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-25 20:58:12,128 INFO L87 Difference]: Start difference. First operand 10203 states and 10654 transitions. Second operand 4 states. [2020-10-25 20:58:13,904 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:58:13,904 INFO L93 Difference]: Finished difference Result 20097 states and 20997 transitions. [2020-10-25 20:58:13,905 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-25 20:58:13,905 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 1468 [2020-10-25 20:58:13,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:58:13,923 INFO L225 Difference]: With dead ends: 20097 [2020-10-25 20:58:13,923 INFO L226 Difference]: Without dead ends: 10225 [2020-10-25 20:58:13,936 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-25 20:58:13,944 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10225 states. [2020-10-25 20:58:14,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10225 to 10203. [2020-10-25 20:58:14,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10203 states. [2020-10-25 20:58:14,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10203 states to 10203 states and 10650 transitions. [2020-10-25 20:58:14,066 INFO L78 Accepts]: Start accepts. Automaton has 10203 states and 10650 transitions. Word has length 1468 [2020-10-25 20:58:14,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:58:14,068 INFO L481 AbstractCegarLoop]: Abstraction has 10203 states and 10650 transitions. [2020-10-25 20:58:14,068 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-25 20:58:14,068 INFO L276 IsEmpty]: Start isEmpty. Operand 10203 states and 10650 transitions. [2020-10-25 20:58:14,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1544 [2020-10-25 20:58:14,104 INFO L414 BasicCegarLoop]: Found error trace [2020-10-25 20:58:14,105 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 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, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-25 20:58:14,105 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-25 20:58:14,106 INFO L429 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-25 20:58:14,106 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-25 20:58:14,107 INFO L82 PathProgramCache]: Analyzing trace with hash 1509997922, now seen corresponding path program 1 times [2020-10-25 20:58:14,107 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-10-25 20:58:14,107 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80321949] [2020-10-25 20:58:14,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-25 20:58:14,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:58:18,051 INFO L134 CoverageAnalysis]: Checked inductivity of 4121 backedges. 1590 proven. 1203 refuted. 0 times theorem prover too weak. 1328 trivial. 0 not checked. [2020-10-25 20:58:18,051 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [80321949] [2020-10-25 20:58:18,051 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2133008056] [2020-10-25 20:58:18,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 [2020-10-25 20:58:18,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-25 20:58:18,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 1807 conjuncts, 2 conjunts are in the unsatisfiable core [2020-10-25 20:58:18,498 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-10-25 20:58:20,069 INFO L134 CoverageAnalysis]: Checked inductivity of 4121 backedges. 2376 proven. 0 refuted. 0 times theorem prover too weak. 1745 trivial. 0 not checked. [2020-10-25 20:58:20,069 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-10-25 20:58:20,070 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2020-10-25 20:58:20,070 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1767733591] [2020-10-25 20:58:20,071 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-25 20:58:20,071 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-10-25 20:58:20,072 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-25 20:58:20,072 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-25 20:58:20,073 INFO L87 Difference]: Start difference. First operand 10203 states and 10650 transitions. Second operand 3 states. [2020-10-25 20:58:21,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-25 20:58:21,494 INFO L93 Difference]: Finished difference Result 20073 states and 20966 transitions. [2020-10-25 20:58:21,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-25 20:58:21,495 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 1543 [2020-10-25 20:58:21,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-25 20:58:21,500 INFO L225 Difference]: With dead ends: 20073 [2020-10-25 20:58:21,501 INFO L226 Difference]: Without dead ends: 0 [2020-10-25 20:58:21,513 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 1547 GetRequests, 1543 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-25 20:58:21,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-25 20:58:21,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-25 20:58:21,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-25 20:58:21,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-25 20:58:21,514 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1543 [2020-10-25 20:58:21,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-25 20:58:21,515 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-25 20:58:21,515 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-25 20:58:21,515 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-25 20:58:21,515 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-25 20:58:21,731 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2020-10-25 20:58:21,734 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-25 20:58:22,144 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 31 [2020-10-25 20:58:22,149 INFO L274 CegarLoopResult]: For program point L1555(lines 1555 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,149 INFO L274 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-10-25 20:58:22,149 INFO L274 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-10-25 20:58:22,150 INFO L274 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-10-25 20:58:22,150 INFO L274 CegarLoopResult]: For program point L1027(lines 1027 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,150 INFO L274 CegarLoopResult]: For program point L1754(lines 1754 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,151 INFO L274 CegarLoopResult]: For program point L1424(lines 1424 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,151 INFO L274 CegarLoopResult]: For program point L1094(lines 1094 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,151 INFO L274 CegarLoopResult]: For program point L896(lines 896 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,151 INFO L274 CegarLoopResult]: For program point L830(lines 830 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,151 INFO L274 CegarLoopResult]: For program point L698(lines 698 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,151 INFO L274 CegarLoopResult]: For program point L1689(lines 1689 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,152 INFO L274 CegarLoopResult]: For program point L1293(lines 1293 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,152 INFO L274 CegarLoopResult]: For program point L170-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,152 INFO L274 CegarLoopResult]: For program point L104-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,152 INFO L274 CegarLoopResult]: For program point L38-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,152 INFO L274 CegarLoopResult]: For program point L963(lines 963 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,152 INFO L274 CegarLoopResult]: For program point L765(lines 765 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,153 INFO L274 CegarLoopResult]: For program point L633(lines 633 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,153 INFO L274 CegarLoopResult]: For program point L1624(lines 1624 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,153 INFO L274 CegarLoopResult]: For program point L369(lines 369 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,153 INFO L274 CegarLoopResult]: For program point L1360(lines 1360 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,153 INFO L274 CegarLoopResult]: For program point L237(lines 237 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,153 INFO L274 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-10-25 20:58:22,153 INFO L274 CegarLoopResult]: For program point L1162(lines 1162 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,153 INFO L274 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-10-25 20:58:22,153 INFO L274 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-10-25 20:58:22,154 INFO L270 CegarLoopResult]: At program point L1493(lines 25 1494) the Hoare annotation is: (let ((.cse1 (<= ~a16~0 11)) (.cse2 (not (= ~a16~0 10))) (.cse0 (<= ~a15~0 3))) (or (and (<= 0 (+ ~a18~0 87)) .cse0) (and (<= 4 ~a15~0) .cse1 (<= ~a12~0 5)) (and .cse2 .cse1) (and (= ~a12~0 6) .cse1) (and .cse2 .cse0) (and (= ~a15~0 3) (= ~a12~0 8)))) [2020-10-25 20:58:22,154 INFO L274 CegarLoopResult]: For program point L436(lines 436 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,154 INFO L274 CegarLoopResult]: For program point L1229(lines 1229 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,154 INFO L274 CegarLoopResult]: For program point L569(lines 569 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,154 INFO L274 CegarLoopResult]: For program point L503(lines 503 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,154 INFO L274 CegarLoopResult]: For program point L305(lines 305 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,154 INFO L274 CegarLoopResult]: For program point L173-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,154 INFO L274 CegarLoopResult]: For program point L107-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,154 INFO L274 CegarLoopResult]: For program point L41-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,154 INFO L274 CegarLoopResult]: For program point L1759(lines 1759 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,155 INFO L274 CegarLoopResult]: For program point L1561(lines 1561 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,155 INFO L274 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-10-25 20:58:22,155 INFO L274 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-10-25 20:58:22,155 INFO L274 CegarLoopResult]: For program point L1099(lines 1099 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,155 INFO L274 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-10-25 20:58:22,155 INFO L274 CegarLoopResult]: For program point L1033(lines 1033 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,155 INFO L274 CegarLoopResult]: For program point L901(lines 901 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,155 INFO L274 CegarLoopResult]: For program point L1430(lines 1430 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,155 INFO L274 CegarLoopResult]: For program point L836(lines 836 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,155 INFO L274 CegarLoopResult]: For program point L1695(lines 1695 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,155 INFO L274 CegarLoopResult]: For program point L638(lines 638 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,155 INFO L274 CegarLoopResult]: For program point L1299(lines 1299 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,156 INFO L274 CegarLoopResult]: For program point L242(lines 242 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,156 INFO L274 CegarLoopResult]: For program point L176-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,156 INFO L274 CegarLoopResult]: For program point L110-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,156 INFO L274 CegarLoopResult]: For program point L44-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,156 INFO L274 CegarLoopResult]: For program point L969(lines 969 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,156 INFO L274 CegarLoopResult]: For program point L771(lines 771 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,156 INFO L274 CegarLoopResult]: For program point L705(lines 705 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,156 INFO L274 CegarLoopResult]: For program point L1630(lines 1630 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,156 INFO L274 CegarLoopResult]: For program point L375(lines 375 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,156 INFO L274 CegarLoopResult]: For program point L1366(lines 1366 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,156 INFO L274 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-10-25 20:58:22,157 INFO L274 CegarLoopResult]: For program point L1168(lines 1168 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,157 INFO L274 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-10-25 20:58:22,157 INFO L274 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-10-25 20:58:22,157 INFO L274 CegarLoopResult]: For program point L1499(lines 1499 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,157 INFO L274 CegarLoopResult]: For program point L442(lines 442 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,157 INFO L274 CegarLoopResult]: For program point L575(lines 575 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,157 INFO L274 CegarLoopResult]: For program point L311(lines 311 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,157 INFO L274 CegarLoopResult]: For program point L1236(lines 1236 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,157 INFO L274 CegarLoopResult]: For program point L179-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,157 INFO L274 CegarLoopResult]: For program point L113-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,158 INFO L274 CegarLoopResult]: For program point L47-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,158 INFO L274 CegarLoopResult]: For program point L1038(lines 1038 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,158 INFO L274 CegarLoopResult]: For program point L708(lines 708 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,158 INFO L274 CegarLoopResult]: For program point L510(lines 510 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,158 INFO L274 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-10-25 20:58:22,158 INFO L274 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-10-25 20:58:22,158 INFO L274 CegarLoopResult]: For program point L1105(lines 1105 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,158 INFO L274 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-10-25 20:58:22,158 INFO L274 CegarLoopResult]: For program point L907(lines 907 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,158 INFO L270 CegarLoopResult]: At program point L1766(lines 1496 1767) the Hoare annotation is: (let ((.cse1 (<= ~a16~0 11)) (.cse2 (not (= ~a16~0 10))) (.cse0 (<= ~a15~0 3))) (or (and (<= 0 (+ ~a18~0 87)) .cse0) (and (<= 4 ~a15~0) .cse1 (<= ~a12~0 5)) (and .cse2 .cse1) (and (= ~a12~0 6) .cse1) (and .cse2 .cse0) (and (= ~a15~0 3) (= ~a12~0 8)))) [2020-10-25 20:58:22,159 INFO L274 CegarLoopResult]: For program point L643(lines 643 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,159 INFO L274 CegarLoopResult]: For program point L1568(lines 1568 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,159 INFO L274 CegarLoopResult]: For program point L445(lines 445 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,159 INFO L274 CegarLoopResult]: For program point L1436(lines 1436 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,159 INFO L274 CegarLoopResult]: For program point L842(lines 842 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,159 INFO L274 CegarLoopResult]: For program point L1701(lines 1701 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,160 INFO L274 CegarLoopResult]: For program point L1635(lines 1635 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,160 INFO L274 CegarLoopResult]: For program point L1305(lines 1305 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,160 INFO L274 CegarLoopResult]: For program point L248(lines 248 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,160 INFO L274 CegarLoopResult]: For program point L182-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,160 INFO L274 CegarLoopResult]: For program point L116-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,160 INFO L274 CegarLoopResult]: For program point L50-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,161 INFO L274 CegarLoopResult]: For program point L777(lines 777 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,161 INFO L274 CegarLoopResult]: For program point L1372(lines 1372 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,161 INFO L274 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-10-25 20:58:22,161 INFO L274 CegarLoopResult]: For program point L1174(lines 1174 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,161 INFO L274 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-10-25 20:58:22,162 INFO L274 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-10-25 20:58:22,162 INFO L274 CegarLoopResult]: For program point L976(lines 976 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,162 INFO L277 CegarLoopResult]: At program point L1769(lines 1769 1785) the Hoare annotation is: true [2020-10-25 20:58:22,162 INFO L274 CegarLoopResult]: For program point L580(lines 580 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,162 INFO L274 CegarLoopResult]: For program point L1505(lines 1505 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,162 INFO L274 CegarLoopResult]: For program point L382(lines 382 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,163 INFO L274 CegarLoopResult]: For program point L317(lines 317 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,163 INFO L274 CegarLoopResult]: For program point L185-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,163 INFO L274 CegarLoopResult]: For program point L119-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,163 INFO L274 CegarLoopResult]: For program point L53-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,163 INFO L274 CegarLoopResult]: For program point L1044(lines 1044 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,164 INFO L274 CegarLoopResult]: For program point L780(lines 780 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,164 INFO L274 CegarLoopResult]: For program point L714(lines 714 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,164 INFO L274 CegarLoopResult]: For program point L1243(lines 1243 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,164 INFO L274 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-10-25 20:58:22,164 INFO L274 CegarLoopResult]: For program point L1177(lines 1177 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,164 INFO L274 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-10-25 20:58:22,165 INFO L274 CegarLoopResult]: For program point L1111(lines 1111 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,165 INFO L274 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-10-25 20:58:22,165 INFO L274 CegarLoopResult]: For program point L1706(lines 1706 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,165 INFO L274 CegarLoopResult]: For program point L1640(lines 1640 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,165 INFO L274 CegarLoopResult]: For program point L517(lines 517 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,165 INFO L274 CegarLoopResult]: For program point L451(lines 451 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,166 INFO L274 CegarLoopResult]: For program point L1442(lines 1442 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,166 INFO L274 CegarLoopResult]: For program point L914(lines 914 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,166 INFO L274 CegarLoopResult]: For program point L848(lines 848 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,166 INFO L274 CegarLoopResult]: For program point L650(lines 650 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,166 INFO L274 CegarLoopResult]: For program point L1575(lines 1575 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,166 INFO L274 CegarLoopResult]: For program point L1377(lines 1377 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,167 INFO L274 CegarLoopResult]: For program point L1311(lines 1311 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,167 INFO L274 CegarLoopResult]: For program point L254(lines 254 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,167 INFO L274 CegarLoopResult]: For program point L188-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,167 INFO L274 CegarLoopResult]: For program point L122-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,167 INFO L274 CegarLoopResult]: For program point L56-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,168 INFO L274 CegarLoopResult]: For program point L981(lines 981 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,168 INFO L274 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-10-25 20:58:22,168 INFO L274 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-10-25 20:58:22,168 INFO L274 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-10-25 20:58:22,168 INFO L270 CegarLoopResult]: At program point L1775-2(lines 1775 1784) the Hoare annotation is: (let ((.cse1 (<= ~a16~0 11)) (.cse2 (not (= ~a16~0 10))) (.cse0 (<= ~a15~0 3))) (or (and (<= 0 (+ ~a18~0 87)) .cse0) (and (<= 4 ~a15~0) .cse1 (<= ~a12~0 5)) (and .cse2 .cse1) (and (= ~a12~0 6) .cse1) (and .cse2 .cse0) (and (= ~a15~0 3) (= ~a12~0 8)))) [2020-10-25 20:58:22,169 INFO L274 CegarLoopResult]: For program point L586(lines 586 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,169 INFO L274 CegarLoopResult]: For program point L388(lines 388 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,169 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-25 20:58:22,169 INFO L274 CegarLoopResult]: For program point L719(lines 719 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,169 INFO L274 CegarLoopResult]: For program point L1512(lines 1512 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,169 INFO L274 CegarLoopResult]: For program point L323(lines 323 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,170 INFO L274 CegarLoopResult]: For program point L191-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,170 INFO L274 CegarLoopResult]: For program point L125-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,170 INFO L274 CegarLoopResult]: For program point L1116(lines 1116 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,170 INFO L274 CegarLoopResult]: For program point L59-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,170 INFO L274 CegarLoopResult]: For program point L1050(lines 1050 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,170 INFO L274 CegarLoopResult]: For program point L786(lines 786 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,171 INFO L274 CegarLoopResult]: For program point L1711(lines 1711 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,171 INFO L274 CegarLoopResult]: For program point L456(lines 456 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,171 INFO L274 CegarLoopResult]: For program point L1249(lines 1249 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,171 INFO L274 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-10-25 20:58:22,171 INFO L274 CegarLoopResult]: For program point L1183(lines 1183 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,172 INFO L274 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-10-25 20:58:22,172 INFO L274 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-10-25 20:58:22,172 INFO L274 CegarLoopResult]: For program point L919(lines 919 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,172 INFO L274 CegarLoopResult]: For program point L853(lines 853 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,172 INFO L274 CegarLoopResult]: For program point L523(lines 523 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,172 INFO L274 CegarLoopResult]: For program point L1448(lines 1448 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,173 INFO L274 CegarLoopResult]: For program point L1316(lines 1316 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,173 INFO L274 CegarLoopResult]: For program point L259(lines 259 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,173 INFO L274 CegarLoopResult]: For program point L1647(lines 1647 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,173 INFO L274 CegarLoopResult]: For program point L1581(lines 1581 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,173 INFO L274 CegarLoopResult]: For program point L1383(lines 1383 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,173 INFO L274 CegarLoopResult]: For program point L194-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,174 INFO L274 CegarLoopResult]: For program point L128-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,174 INFO L274 CegarLoopResult]: For program point L62-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,174 INFO L274 CegarLoopResult]: For program point L1780(line 1780) no Hoare annotation was computed. [2020-10-25 20:58:22,174 INFO L274 CegarLoopResult]: For program point L657(lines 657 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,174 INFO L274 CegarLoopResult]: For program point L591(lines 591 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,175 INFO L274 CegarLoopResult]: For program point L459(lines 459 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,175 INFO L274 CegarLoopResult]: For program point L393(lines 393 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,175 INFO L274 CegarLoopResult]: For program point L1252(lines 1252 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,175 INFO L274 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-10-25 20:58:22,175 INFO L274 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-10-25 20:58:22,175 INFO L274 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-10-25 20:58:22,176 INFO L274 CegarLoopResult]: For program point L988(lines 988 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,176 INFO L274 CegarLoopResult]: For program point L1517(lines 1517 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,176 INFO L274 CegarLoopResult]: For program point L1451(lines 1451 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,176 INFO L274 CegarLoopResult]: For program point L791(lines 791 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,176 INFO L274 CegarLoopResult]: For program point L725(lines 725 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,176 INFO L274 CegarLoopResult]: For program point L329(lines 329 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,177 INFO L274 CegarLoopResult]: For program point L197-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,177 INFO L274 CegarLoopResult]: For program point L131-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,177 INFO L274 CegarLoopResult]: For program point L1122(lines 1122 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,177 INFO L274 CegarLoopResult]: For program point L65-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,177 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-10-25 20:58:22,177 INFO L274 CegarLoopResult]: For program point L924(lines 924 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,178 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5) no Hoare annotation was computed. [2020-10-25 20:58:22,178 INFO L274 CegarLoopResult]: For program point L1717(lines 1717 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,178 INFO L274 CegarLoopResult]: For program point L264(lines 264 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,178 INFO L274 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-10-25 20:58:22,178 INFO L274 CegarLoopResult]: For program point L1189(lines 1189 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,179 INFO L274 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-10-25 20:58:22,179 INFO L274 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-10-25 20:58:22,179 INFO L274 CegarLoopResult]: For program point L1057(lines 1057 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,179 INFO L274 CegarLoopResult]: For program point L859(lines 859 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,179 INFO L274 CegarLoopResult]: For program point L529(lines 529 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,180 INFO L274 CegarLoopResult]: For program point L1388(lines 1388 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,180 INFO L274 CegarLoopResult]: For program point L1653(lines 1653 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,180 INFO L274 CegarLoopResult]: For program point L596(lines 596 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,180 INFO L274 CegarLoopResult]: For program point L1587(lines 1587 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,180 INFO L274 CegarLoopResult]: For program point L1323(lines 1323 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,180 INFO L274 CegarLoopResult]: For program point L200-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,181 INFO L274 CegarLoopResult]: For program point L134-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,181 INFO L274 CegarLoopResult]: For program point L68-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,181 INFO L274 CegarLoopResult]: For program point L663(lines 663 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,181 INFO L274 CegarLoopResult]: For program point L465(lines 465 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,181 INFO L274 CegarLoopResult]: For program point L1258(lines 1258 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,181 INFO L274 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-10-25 20:58:22,182 INFO L274 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-10-25 20:58:22,182 INFO L274 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-10-25 20:58:22,182 INFO L274 CegarLoopResult]: For program point L730(lines 730 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,182 INFO L274 CegarLoopResult]: For program point L1523(lines 1523 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,182 INFO L274 CegarLoopResult]: For program point L400(lines 400 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,183 INFO L274 CegarLoopResult]: For program point L1127(lines 1127 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,183 INFO L274 CegarLoopResult]: For program point L995(lines 995 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,183 INFO L274 CegarLoopResult]: For program point L1458(lines 1458 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,183 INFO L274 CegarLoopResult]: For program point L335(lines 335 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,183 INFO L274 CegarLoopResult]: For program point L203-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,183 INFO L274 CegarLoopResult]: For program point L137-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,184 INFO L274 CegarLoopResult]: For program point L71-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,184 INFO L274 CegarLoopResult]: For program point L5(line 5) no Hoare annotation was computed. [2020-10-25 20:58:22,184 INFO L274 CegarLoopResult]: For program point L798(lines 798 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,184 INFO L274 CegarLoopResult]: For program point L1723(lines 1723 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,184 INFO L274 CegarLoopResult]: For program point L666(lines 666 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,185 INFO L274 CegarLoopResult]: For program point L270(lines 270 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,185 INFO L274 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-10-25 20:58:22,185 INFO L274 CegarLoopResult]: For program point L1195(lines 1195 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,185 INFO L274 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-10-25 20:58:22,185 INFO L274 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-10-25 20:58:22,185 INFO L274 CegarLoopResult]: For program point L1063(lines 1063 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,186 INFO L274 CegarLoopResult]: For program point L931(lines 931 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,186 INFO L274 CegarLoopResult]: For program point L865(lines 865 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,186 INFO L274 CegarLoopResult]: For program point L1658(lines 1658 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,186 INFO L274 CegarLoopResult]: For program point L535(lines 535 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,186 INFO L274 CegarLoopResult]: For program point L1394(lines 1394 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,186 INFO L274 CegarLoopResult]: For program point L602(lines 602 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,186 INFO L274 CegarLoopResult]: For program point L1593(lines 1593 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,187 INFO L274 CegarLoopResult]: For program point L1329(lines 1329 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,187 INFO L274 CegarLoopResult]: For program point L206-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,187 INFO L274 CegarLoopResult]: For program point L140-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,187 INFO L274 CegarLoopResult]: For program point L74-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,187 INFO L274 CegarLoopResult]: For program point L471(lines 471 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,187 INFO L274 CegarLoopResult]: For program point L1264(lines 1264 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,188 INFO L274 CegarLoopResult]: For program point L207(line 207) no Hoare annotation was computed. [2020-10-25 20:58:22,188 INFO L274 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-10-25 20:58:22,188 INFO L274 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-10-25 20:58:22,188 INFO L274 CegarLoopResult]: For program point L736(lines 736 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,188 INFO L274 CegarLoopResult]: For program point L1529(lines 1529 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,188 INFO L274 CegarLoopResult]: For program point L1463(lines 1463 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,189 INFO L274 CegarLoopResult]: For program point L406(lines 406 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,189 INFO L274 CegarLoopResult]: For program point L340(lines 340 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,189 INFO L274 CegarLoopResult]: For program point L1133(lines 1133 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,189 INFO L274 CegarLoopResult]: For program point L1001(lines 1001 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,189 INFO L274 CegarLoopResult]: For program point L143-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,190 INFO L274 CegarLoopResult]: For program point L77-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,190 INFO L274 CegarLoopResult]: For program point L804(lines 804 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,190 INFO L274 CegarLoopResult]: For program point L1729(lines 1729 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,190 INFO L274 CegarLoopResult]: For program point L672(lines 672 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,190 INFO L274 CegarLoopResult]: For program point L540(lines 540 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,190 INFO L274 CegarLoopResult]: For program point L1399(lines 1399 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,191 INFO L274 CegarLoopResult]: For program point L276(lines 276 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,191 INFO L274 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-10-25 20:58:22,191 INFO L274 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-10-25 20:58:22,191 INFO L274 CegarLoopResult]: For program point L1069(lines 1069 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,191 INFO L274 CegarLoopResult]: For program point L937(lines 937 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,191 INFO L274 CegarLoopResult]: For program point L871(lines 871 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,192 INFO L274 CegarLoopResult]: For program point L1202(lines 1202 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,192 INFO L274 CegarLoopResult]: For program point L1665(lines 1665 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,192 INFO L274 CegarLoopResult]: For program point L608(lines 608 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,192 INFO L274 CegarLoopResult]: For program point L1599(lines 1599 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,192 INFO L274 CegarLoopResult]: For program point L1269(lines 1269 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,192 INFO L274 CegarLoopResult]: For program point L146-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,193 INFO L274 CegarLoopResult]: For program point L80-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,193 INFO L274 CegarLoopResult]: For program point L1468(lines 1468 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,193 INFO L274 CegarLoopResult]: For program point L1336(lines 1336 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,193 INFO L274 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-10-25 20:58:22,193 INFO L274 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-10-25 20:58:22,193 INFO L274 CegarLoopResult]: For program point L478(lines 478 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,194 INFO L274 CegarLoopResult]: For program point L1139(lines 1139 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,194 INFO L274 CegarLoopResult]: For program point L1007(lines 1007 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,194 INFO L274 CegarLoopResult]: For program point L743(lines 743 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,194 INFO L274 CegarLoopResult]: For program point L545(lines 545 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,194 INFO L274 CegarLoopResult]: For program point L1536(lines 1536 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,194 INFO L274 CegarLoopResult]: For program point L413(lines 413 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,195 INFO L274 CegarLoopResult]: For program point L347(lines 347 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,195 INFO L274 CegarLoopResult]: For program point L281(lines 281 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,195 INFO L274 CegarLoopResult]: For program point L215(lines 215 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,195 INFO L274 CegarLoopResult]: For program point L149-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,195 INFO L274 CegarLoopResult]: For program point L83-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,195 INFO L274 CegarLoopResult]: For program point L810(lines 810 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,195 INFO L274 CegarLoopResult]: For program point L1735(lines 1735 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,196 INFO L274 CegarLoopResult]: For program point L1405(lines 1405 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,196 INFO L274 CegarLoopResult]: For program point L1207(lines 1207 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,196 INFO L274 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-10-25 20:58:22,196 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-25 20:58:22,196 INFO L274 CegarLoopResult]: For program point L1075(lines 1075 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,196 INFO L274 CegarLoopResult]: For program point L877(lines 877 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,197 INFO L274 CegarLoopResult]: For program point L679(lines 679 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,197 INFO L274 CegarLoopResult]: For program point L944(lines 944 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,197 INFO L274 CegarLoopResult]: For program point L1671(lines 1671 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,197 INFO L274 CegarLoopResult]: For program point L614(lines 614 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,197 INFO L274 CegarLoopResult]: For program point L1605(lines 1605 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,197 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-10-25 20:58:22,197 INFO L274 CegarLoopResult]: For program point L152-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,198 INFO L274 CegarLoopResult]: For program point L86-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,198 INFO L274 CegarLoopResult]: For program point L1474(lines 1474 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,198 INFO L274 CegarLoopResult]: For program point L1276(lines 1276 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,198 INFO L274 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-10-25 20:58:22,198 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-25 20:58:22,198 INFO L274 CegarLoopResult]: For program point L748(lines 748 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,199 INFO L274 CegarLoopResult]: For program point L682(lines 682 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,199 INFO L274 CegarLoopResult]: For program point L550(lines 550 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,199 INFO L274 CegarLoopResult]: For program point L352(lines 352 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,199 INFO L274 CegarLoopResult]: For program point L1343(lines 1343 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,199 INFO L274 CegarLoopResult]: For program point L220(lines 220 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,199 INFO L274 CegarLoopResult]: For program point L1145(lines 1145 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,200 INFO L274 CegarLoopResult]: For program point L1013(lines 1013 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,200 INFO L274 CegarLoopResult]: For program point L1542(lines 1542 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,200 INFO L274 CegarLoopResult]: For program point L485(lines 485 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,200 INFO L274 CegarLoopResult]: For program point L419(lines 419 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,200 INFO L274 CegarLoopResult]: For program point L287(lines 287 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,200 INFO L274 CegarLoopResult]: For program point L155-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,201 INFO L274 CegarLoopResult]: For program point L89-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,201 INFO L274 CegarLoopResult]: For program point L1741(lines 1741 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,201 INFO L274 CegarLoopResult]: For program point L1411(lines 1411 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,201 INFO L274 CegarLoopResult]: For program point L1213(lines 1213 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,201 INFO L274 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-10-25 20:58:22,201 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-25 20:58:22,202 INFO L274 CegarLoopResult]: For program point L1081(lines 1081 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,202 INFO L274 CegarLoopResult]: For program point L817(lines 817 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,202 INFO L274 CegarLoopResult]: For program point L950(lines 950 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,202 INFO L274 CegarLoopResult]: For program point L884(lines 884 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,202 INFO L274 CegarLoopResult]: For program point L1677(lines 1677 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,202 INFO L274 CegarLoopResult]: For program point L620(lines 620 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,203 INFO L274 CegarLoopResult]: For program point L1611(lines 1611 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,203 INFO L274 CegarLoopResult]: For program point L1479(lines 1479 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,203 INFO L274 CegarLoopResult]: For program point L158-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,203 INFO L274 CegarLoopResult]: For program point L92-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,203 INFO L274 CegarLoopResult]: For program point L26(lines 26 28) no Hoare annotation was computed. [2020-10-25 20:58:22,203 INFO L274 CegarLoopResult]: For program point L26-2(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,204 INFO L274 CegarLoopResult]: For program point L1282(lines 1282 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,204 INFO L274 CegarLoopResult]: For program point L225(lines 225 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,204 INFO L274 CegarLoopResult]: For program point L1216(lines 1216 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,204 INFO L274 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-10-25 20:58:22,204 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-25 20:58:22,204 INFO L274 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-10-25 20:58:22,205 INFO L274 CegarLoopResult]: For program point L754(lines 754 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,205 INFO L274 CegarLoopResult]: For program point L688(lines 688 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,205 INFO L274 CegarLoopResult]: For program point L556(lines 556 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,205 INFO L274 CegarLoopResult]: For program point L358(lines 358 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,205 INFO L274 CegarLoopResult]: For program point L1349(lines 1349 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,205 INFO L274 CegarLoopResult]: For program point L292(lines 292 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,205 INFO L274 CegarLoopResult]: For program point L1151(lines 1151 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,206 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-25 20:58:22,206 INFO L274 CegarLoopResult]: For program point L1548(lines 1548 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,206 INFO L274 CegarLoopResult]: For program point L491(lines 491 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,206 INFO L274 CegarLoopResult]: For program point L161-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,206 INFO L274 CegarLoopResult]: For program point L95-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,206 INFO L274 CegarLoopResult]: For program point L29-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,206 INFO L274 CegarLoopResult]: For program point L1020(lines 1020 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,207 INFO L274 CegarLoopResult]: For program point L426(lines 426 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,207 INFO L274 CegarLoopResult]: For program point L1417(lines 1417 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,207 INFO L274 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-10-25 20:58:22,207 INFO L274 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-10-25 20:58:22,207 INFO L274 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-10-25 20:58:22,207 INFO L274 CegarLoopResult]: For program point L1748(lines 1748 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,208 INFO L274 CegarLoopResult]: For program point L1088(lines 1088 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,208 INFO L274 CegarLoopResult]: For program point L956(lines 956 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,208 INFO L274 CegarLoopResult]: For program point L890(lines 890 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,208 INFO L274 CegarLoopResult]: For program point L824(lines 824 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,208 INFO L274 CegarLoopResult]: For program point L626(lines 626 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,208 INFO L274 CegarLoopResult]: For program point L164-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,208 INFO L274 CegarLoopResult]: For program point L98-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,209 INFO L274 CegarLoopResult]: For program point L32-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,209 INFO L274 CegarLoopResult]: For program point L693(lines 693 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,209 INFO L274 CegarLoopResult]: For program point L1684(lines 1684 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,209 INFO L274 CegarLoopResult]: For program point L1618(lines 1618 1765) no Hoare annotation was computed. [2020-10-25 20:58:22,209 INFO L274 CegarLoopResult]: For program point L1486(lines 1486 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,209 INFO L274 CegarLoopResult]: For program point L429(lines 429 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,210 INFO L274 CegarLoopResult]: For program point L363(lines 363 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,210 INFO L274 CegarLoopResult]: For program point L1288(lines 1288 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,210 INFO L274 CegarLoopResult]: For program point L231(lines 231 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,210 INFO L274 CegarLoopResult]: For program point L1222(lines 1222 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,210 INFO L274 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-10-25 20:58:22,210 INFO L274 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-10-25 20:58:22,211 INFO L274 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-10-25 20:58:22,211 INFO L274 CegarLoopResult]: For program point L760(lines 760 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,211 INFO L274 CegarLoopResult]: For program point L562(lines 562 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,211 INFO L274 CegarLoopResult]: For program point L1355(lines 1355 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,211 INFO L274 CegarLoopResult]: For program point L1157(lines 1157 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,211 INFO L274 CegarLoopResult]: For program point L497(lines 497 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,211 INFO L274 CegarLoopResult]: For program point L299(lines 299 1492) no Hoare annotation was computed. [2020-10-25 20:58:22,212 INFO L274 CegarLoopResult]: For program point L167-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,212 INFO L274 CegarLoopResult]: For program point L101-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,212 INFO L274 CegarLoopResult]: For program point L35-1(lines 25 1494) no Hoare annotation was computed. [2020-10-25 20:58:22,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.10 08:58:22 BoogieIcfgContainer [2020-10-25 20:58:22,235 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-25 20:58:22,236 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-10-25 20:58:22,236 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-10-25 20:58:22,236 INFO L275 PluginConnector]: Witness Printer initialized [2020-10-25 20:58:22,237 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.10 08:57:39" (3/4) ... [2020-10-25 20:58:22,241 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-10-25 20:58:22,275 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2020-10-25 20:58:22,279 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-10-25 20:58:22,283 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 20:58:22,286 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-10-25 20:58:22,627 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-10-25 20:58:22,628 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-10-25 20:58:22,629 INFO L168 Benchmark]: Toolchain (without parser) took 47119.89 ms. Allocated memory was 41.9 MB in the beginning and 3.7 GB in the end (delta: 3.7 GB). Free memory was 23.3 MB in the beginning and 3.3 GB in the end (delta: -3.3 GB). Peak memory consumption was 444.0 MB. Max. memory is 16.1 GB. [2020-10-25 20:58:22,631 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 41.9 MB. Free memory was 25.6 MB in the beginning and 25.5 MB in the end (delta: 35.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-25 20:58:22,631 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1118.34 ms. Allocated memory was 41.9 MB in the beginning and 56.6 MB in the end (delta: 14.7 MB). Free memory was 22.6 MB in the beginning and 22.6 MB in the end (delta: -10.4 kB). Peak memory consumption was 22.7 MB. Max. memory is 16.1 GB. [2020-10-25 20:58:22,632 INFO L168 Benchmark]: Boogie Procedure Inliner took 258.12 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 22.6 MB in the beginning and 27.9 MB in the end (delta: -5.3 MB). Peak memory consumption was 17.1 MB. Max. memory is 16.1 GB. [2020-10-25 20:58:22,632 INFO L168 Benchmark]: Boogie Preprocessor took 235.00 ms. Allocated memory is still 69.2 MB. Free memory was 27.9 MB in the beginning and 18.7 MB in the end (delta: 9.2 MB). Peak memory consumption was 15.6 MB. Max. memory is 16.1 GB. [2020-10-25 20:58:22,633 INFO L168 Benchmark]: RCFGBuilder took 2481.49 ms. Allocated memory was 69.2 MB in the beginning and 192.9 MB in the end (delta: 123.7 MB). Free memory was 18.7 MB in the beginning and 128.2 MB in the end (delta: -109.4 MB). Peak memory consumption was 80.3 MB. Max. memory is 16.1 GB. [2020-10-25 20:58:22,633 INFO L168 Benchmark]: TraceAbstraction took 42619.92 ms. Allocated memory was 192.9 MB in the beginning and 3.7 GB in the end (delta: 3.6 GB). Free memory was 128.2 MB in the beginning and 3.3 GB in the end (delta: -3.2 GB). Peak memory consumption was 357.9 MB. Max. memory is 16.1 GB. [2020-10-25 20:58:22,634 INFO L168 Benchmark]: Witness Printer took 391.85 ms. Allocated memory is still 3.7 GB. Free memory was 3.3 GB in the beginning and 3.3 GB in the end (delta: 39.3 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. [2020-10-25 20:58:22,637 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 41.9 MB. Free memory was 25.6 MB in the beginning and 25.5 MB in the end (delta: 35.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1118.34 ms. Allocated memory was 41.9 MB in the beginning and 56.6 MB in the end (delta: 14.7 MB). Free memory was 22.6 MB in the beginning and 22.6 MB in the end (delta: -10.4 kB). Peak memory consumption was 22.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 258.12 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 22.6 MB in the beginning and 27.9 MB in the end (delta: -5.3 MB). Peak memory consumption was 17.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 235.00 ms. Allocated memory is still 69.2 MB. Free memory was 27.9 MB in the beginning and 18.7 MB in the end (delta: 9.2 MB). Peak memory consumption was 15.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2481.49 ms. Allocated memory was 69.2 MB in the beginning and 192.9 MB in the end (delta: 123.7 MB). Free memory was 18.7 MB in the beginning and 128.2 MB in the end (delta: -109.4 MB). Peak memory consumption was 80.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 42619.92 ms. Allocated memory was 192.9 MB in the beginning and 3.7 GB in the end (delta: 3.6 GB). Free memory was 128.2 MB in the beginning and 3.3 GB in the end (delta: -3.2 GB). Peak memory consumption was 357.9 MB. Max. memory is 16.1 GB. * Witness Printer took 391.85 ms. Allocated memory is still 3.7 GB. Free memory was 3.3 GB in the beginning and 3.3 GB in the end (delta: 39.3 MB). Peak memory consumption was 39.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5]: 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: 1769]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1775]: Loop Invariant Derived loop invariant: (((((0 <= a18 + 87 && a15 <= 3) || ((4 <= a15 && a16 <= 11) && a12 <= 5)) || (!(a16 == 10) && a16 <= 11)) || (a12 == 6 && a16 <= 11)) || (!(a16 == 10) && a15 <= 3)) || (a15 == 3 && a12 == 8) - InvariantResult [Line: 1496]: Loop Invariant Derived loop invariant: (((((0 <= a18 + 87 && a15 <= 3) || ((4 <= a15 && a16 <= 11) && a12 <= 5)) || (!(a16 == 10) && a16 <= 11)) || (a12 == 6 && a16 <= 11)) || (!(a16 == 10) && a15 <= 3)) || (a15 == 3 && a12 == 8) - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: (((((0 <= a18 + 87 && a15 <= 3) || ((4 <= a15 && a16 <= 11) && a12 <= 5)) || (!(a16 == 10) && a16 <= 11)) || (a12 == 6 && a16 <= 11)) || (!(a16 == 10) && a15 <= 3)) || (a15 == 3 && a12 == 8) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 397 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 42.0s, OverallIterations: 12, TraceHistogramMax: 9, AutomataDifference: 23.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3576 SDtfs, 3397 SDslu, 99 SDs, 0 SdLazy, 11240 SolverSat, 2316 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 16.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1964 GetRequests, 1940 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=10532occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 12 MinimizatonAttempts, 3312 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 4 LocationsWithAnnotation, 4 PreInvPairs, 116 NumberOfFragments, 151 HoareAnnotationTreeSize, 4 FomulaSimplifications, 2583 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 4 FomulaSimplificationsInter, 165 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 10555 NumberOfCodeBlocks, 10555 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 10541 ConstructedInterpolants, 0 QuantifiedInterpolants, 32056112 SizeOfPredicates, 1 NumberOfNonLiveVariables, 2303 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 14 InterpolantComputations, 12 PerfectInterpolantSequences, 20747/21971 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...