./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem14_label01.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30f4e4ab Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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/Problem14_label01.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d2e5c405950a1e9288f54e6a20b4d800e6d36c44 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-30f4e4a [2019-11-27 23:09:27,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-27 23:09:27,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-27 23:09:27,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-27 23:09:27,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-27 23:09:27,855 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-27 23:09:27,857 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-27 23:09:27,866 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-27 23:09:27,871 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-27 23:09:27,872 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-27 23:09:27,873 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-27 23:09:27,875 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-27 23:09:27,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-27 23:09:27,881 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-27 23:09:27,882 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-27 23:09:27,883 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-27 23:09:27,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-27 23:09:27,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-27 23:09:27,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-27 23:09:27,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-27 23:09:27,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-27 23:09:27,902 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-27 23:09:27,903 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-27 23:09:27,905 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-27 23:09:27,908 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-27 23:09:27,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-27 23:09:27,908 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-27 23:09:27,910 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-27 23:09:27,911 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-27 23:09:27,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-27 23:09:27,912 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-27 23:09:27,913 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-27 23:09:27,913 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-27 23:09:27,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-27 23:09:27,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-27 23:09:27,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-27 23:09:27,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-27 23:09:27,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-27 23:09:27,918 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-27 23:09:27,919 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-27 23:09:27,920 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-27 23:09:27,921 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-27 23:09:27,949 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-27 23:09:27,949 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-27 23:09:27,951 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-27 23:09:27,951 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-27 23:09:27,951 INFO L138 SettingsManager]: * Use SBE=true [2019-11-27 23:09:27,952 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-27 23:09:27,953 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-27 23:09:27,953 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-27 23:09:27,953 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-27 23:09:27,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-27 23:09:27,955 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-27 23:09:27,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-27 23:09:27,955 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-27 23:09:27,956 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-27 23:09:27,956 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-27 23:09:27,956 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-27 23:09:27,956 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-27 23:09:27,957 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-27 23:09:27,957 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-27 23:09:27,957 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-27 23:09:27,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-27 23:09:27,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-27 23:09:27,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-27 23:09:27,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-27 23:09:27,959 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-27 23:09:27,959 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-27 23:09:27,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-27 23:09:27,960 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-27 23:09:27,960 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /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(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2e5c405950a1e9288f54e6a20b4d800e6d36c44 [2019-11-27 23:09:28,252 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-27 23:09:28,274 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-27 23:09:28,278 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-27 23:09:28,280 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-27 23:09:28,280 INFO L275 PluginConnector]: CDTParser initialized [2019-11-27 23:09:28,281 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label01.c [2019-11-27 23:09:28,354 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b163260d4/1ee230437fe0417e98d999a83ffb90b4/FLAG8261c259a [2019-11-27 23:09:28,942 INFO L306 CDTParser]: Found 1 translation units. [2019-11-27 23:09:28,943 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label01.c [2019-11-27 23:09:28,959 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b163260d4/1ee230437fe0417e98d999a83ffb90b4/FLAG8261c259a [2019-11-27 23:09:29,213 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b163260d4/1ee230437fe0417e98d999a83ffb90b4 [2019-11-27 23:09:29,217 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-27 23:09:29,219 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-27 23:09:29,220 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-27 23:09:29,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-27 23:09:29,224 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-27 23:09:29,225 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:09:29" (1/1) ... [2019-11-27 23:09:29,230 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f858bba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:29, skipping insertion in model container [2019-11-27 23:09:29,231 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 11:09:29" (1/1) ... [2019-11-27 23:09:29,239 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-27 23:09:29,306 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-27 23:09:29,902 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 23:09:29,907 INFO L203 MainTranslator]: Completed pre-run [2019-11-27 23:09:30,029 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-27 23:09:30,049 INFO L208 MainTranslator]: Completed translation [2019-11-27 23:09:30,050 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:30 WrapperNode [2019-11-27 23:09:30,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-27 23:09:30,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-27 23:09:30,051 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-27 23:09:30,052 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-27 23:09:30,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:30" (1/1) ... [2019-11-27 23:09:30,080 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:30" (1/1) ... [2019-11-27 23:09:30,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-27 23:09:30,163 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-27 23:09:30,163 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-27 23:09:30,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-27 23:09:30,174 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:30" (1/1) ... [2019-11-27 23:09:30,175 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:30" (1/1) ... [2019-11-27 23:09:30,182 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:30" (1/1) ... [2019-11-27 23:09:30,182 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:30" (1/1) ... [2019-11-27 23:09:30,215 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:30" (1/1) ... [2019-11-27 23:09:30,236 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:30" (1/1) ... [2019-11-27 23:09:30,252 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:30" (1/1) ... [2019-11-27 23:09:30,262 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-27 23:09:30,263 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-27 23:09:30,263 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-27 23:09:30,263 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-27 23:09:30,265 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:30" (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 [2019-11-27 23:09:30,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-27 23:09:30,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-27 23:09:31,978 INFO L292 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-27 23:09:31,979 INFO L297 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-27 23:09:31,980 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:09:31 BoogieIcfgContainer [2019-11-27 23:09:31,980 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-27 23:09:31,982 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-27 23:09:31,982 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-27 23:09:31,985 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-27 23:09:31,985 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 11:09:29" (1/3) ... [2019-11-27 23:09:31,986 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e9cf235 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:09:31, skipping insertion in model container [2019-11-27 23:09:31,987 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 11:09:30" (2/3) ... [2019-11-27 23:09:31,990 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e9cf235 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 11:09:31, skipping insertion in model container [2019-11-27 23:09:31,991 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:09:31" (3/3) ... [2019-11-27 23:09:31,992 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem14_label01.c [2019-11-27 23:09:32,003 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-27 23:09:32,014 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-27 23:09:32,033 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-27 23:09:32,068 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-27 23:09:32,069 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-27 23:09:32,069 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-27 23:09:32,069 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-27 23:09:32,069 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-27 23:09:32,070 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-27 23:09:32,070 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-27 23:09:32,070 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-27 23:09:32,099 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states. [2019-11-27 23:09:32,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-27 23:09:32,111 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:09:32,113 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 23:09:32,113 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:09:32,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:09:32,123 INFO L82 PathProgramCache]: Analyzing trace with hash 1425694346, now seen corresponding path program 1 times [2019-11-27 23:09:32,136 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:09:32,136 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76336441] [2019-11-27 23:09:32,137 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:09:32,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:09:32,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:09:32,592 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76336441] [2019-11-27 23:09:32,593 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:09:32,594 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-27 23:09:32,596 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039445625] [2019-11-27 23:09:32,603 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-27 23:09:32,603 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:09:32,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-27 23:09:32,619 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-27 23:09:32,622 INFO L87 Difference]: Start difference. First operand 245 states. Second operand 4 states. [2019-11-27 23:09:34,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:09:34,599 INFO L93 Difference]: Finished difference Result 850 states and 1558 transitions. [2019-11-27 23:09:34,600 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-27 23:09:34,601 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2019-11-27 23:09:34,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:09:34,623 INFO L225 Difference]: With dead ends: 850 [2019-11-27 23:09:34,623 INFO L226 Difference]: Without dead ends: 538 [2019-11-27 23:09:34,629 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-27 23:09:34,650 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2019-11-27 23:09:34,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 538. [2019-11-27 23:09:34,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 538 states. [2019-11-27 23:09:34,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 826 transitions. [2019-11-27 23:09:34,744 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 826 transitions. Word has length 54 [2019-11-27 23:09:34,744 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:09:34,744 INFO L462 AbstractCegarLoop]: Abstraction has 538 states and 826 transitions. [2019-11-27 23:09:34,745 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-27 23:09:34,745 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 826 transitions. [2019-11-27 23:09:34,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-27 23:09:34,750 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:09:34,750 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 23:09:34,750 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:09:34,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:09:34,751 INFO L82 PathProgramCache]: Analyzing trace with hash 817927712, now seen corresponding path program 1 times [2019-11-27 23:09:34,751 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:09:34,752 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653555651] [2019-11-27 23:09:34,752 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:09:34,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:09:34,967 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:09:34,968 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653555651] [2019-11-27 23:09:34,968 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:09:34,968 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-27 23:09:34,969 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395097610] [2019-11-27 23:09:34,971 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-27 23:09:34,972 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:09:34,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-27 23:09:34,973 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-27 23:09:34,973 INFO L87 Difference]: Start difference. First operand 538 states and 826 transitions. Second operand 4 states. [2019-11-27 23:09:36,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:09:36,519 INFO L93 Difference]: Finished difference Result 2142 states and 3296 transitions. [2019-11-27 23:09:36,525 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-27 23:09:36,525 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 119 [2019-11-27 23:09:36,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:09:36,536 INFO L225 Difference]: With dead ends: 2142 [2019-11-27 23:09:36,537 INFO L226 Difference]: Without dead ends: 1606 [2019-11-27 23:09:36,540 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-27 23:09:36,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1606 states. [2019-11-27 23:09:36,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1606 to 1428. [2019-11-27 23:09:36,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1428 states. [2019-11-27 23:09:36,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1428 states and 2029 transitions. [2019-11-27 23:09:36,584 INFO L78 Accepts]: Start accepts. Automaton has 1428 states and 2029 transitions. Word has length 119 [2019-11-27 23:09:36,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:09:36,585 INFO L462 AbstractCegarLoop]: Abstraction has 1428 states and 2029 transitions. [2019-11-27 23:09:36,585 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-27 23:09:36,586 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 2029 transitions. [2019-11-27 23:09:36,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-27 23:09:36,589 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:09:36,589 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 23:09:36,589 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:09:36,590 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:09:36,590 INFO L82 PathProgramCache]: Analyzing trace with hash 328515284, now seen corresponding path program 1 times [2019-11-27 23:09:36,590 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:09:36,591 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621549591] [2019-11-27 23:09:36,591 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:09:36,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:09:36,717 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:09:36,718 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621549591] [2019-11-27 23:09:36,719 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-27 23:09:36,720 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-27 23:09:36,721 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [946807324] [2019-11-27 23:09:36,722 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-27 23:09:36,723 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:09:36,724 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-27 23:09:36,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-27 23:09:36,725 INFO L87 Difference]: Start difference. First operand 1428 states and 2029 transitions. Second operand 4 states. [2019-11-27 23:09:38,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:09:38,084 INFO L93 Difference]: Finished difference Result 4636 states and 6632 transitions. [2019-11-27 23:09:38,084 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-27 23:09:38,084 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 122 [2019-11-27 23:09:38,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:09:38,101 INFO L225 Difference]: With dead ends: 4636 [2019-11-27 23:09:38,101 INFO L226 Difference]: Without dead ends: 3210 [2019-11-27 23:09:38,104 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-27 23:09:38,109 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3210 states. [2019-11-27 23:09:38,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3210 to 3030. [2019-11-27 23:09:38,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3030 states. [2019-11-27 23:09:38,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 3030 states and 3969 transitions. [2019-11-27 23:09:38,172 INFO L78 Accepts]: Start accepts. Automaton has 3030 states and 3969 transitions. Word has length 122 [2019-11-27 23:09:38,174 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:09:38,175 INFO L462 AbstractCegarLoop]: Abstraction has 3030 states and 3969 transitions. [2019-11-27 23:09:38,175 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-27 23:09:38,175 INFO L276 IsEmpty]: Start isEmpty. Operand 3030 states and 3969 transitions. [2019-11-27 23:09:38,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-27 23:09:38,185 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:09:38,186 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 23:09:38,191 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:09:38,192 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:09:38,192 INFO L82 PathProgramCache]: Analyzing trace with hash 1294125814, now seen corresponding path program 1 times [2019-11-27 23:09:38,192 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:09:38,192 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [680530615] [2019-11-27 23:09:38,193 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:09:38,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:09:38,473 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 47 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:09:38,473 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [680530615] [2019-11-27 23:09:38,474 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1853411319] [2019-11-27 23:09:38,474 INFO L94 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 [2019-11-27 23:09:38,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:09:38,541 INFO L255 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-27 23:09:38,550 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-27 23:09:38,599 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-27 23:09:38,599 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-27 23:09:38,600 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-11-27 23:09:38,600 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2071326018] [2019-11-27 23:09:38,601 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-27 23:09:38,601 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:09:38,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-27 23:09:38,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-27 23:09:38,602 INFO L87 Difference]: Start difference. First operand 3030 states and 3969 transitions. Second operand 3 states. [2019-11-27 23:09:39,422 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:09:39,422 INFO L93 Difference]: Finished difference Result 7126 states and 9433 transitions. [2019-11-27 23:09:39,423 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-27 23:09:39,423 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 134 [2019-11-27 23:09:39,424 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:09:39,443 INFO L225 Difference]: With dead ends: 7126 [2019-11-27 23:09:39,443 INFO L226 Difference]: Without dead ends: 4276 [2019-11-27 23:09:39,448 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 133 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-27 23:09:39,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4276 states. [2019-11-27 23:09:39,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4276 to 3742. [2019-11-27 23:09:39,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3742 states. [2019-11-27 23:09:39,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 3742 states and 4801 transitions. [2019-11-27 23:09:39,547 INFO L78 Accepts]: Start accepts. Automaton has 3742 states and 4801 transitions. Word has length 134 [2019-11-27 23:09:39,547 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:09:39,548 INFO L462 AbstractCegarLoop]: Abstraction has 3742 states and 4801 transitions. [2019-11-27 23:09:39,548 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-27 23:09:39,548 INFO L276 IsEmpty]: Start isEmpty. Operand 3742 states and 4801 transitions. [2019-11-27 23:09:39,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2019-11-27 23:09:39,556 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:09:39,556 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 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] [2019-11-27 23:09:39,760 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-27 23:09:39,761 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:09:39,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:09:39,763 INFO L82 PathProgramCache]: Analyzing trace with hash 709923396, now seen corresponding path program 1 times [2019-11-27 23:09:39,763 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:09:39,764 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [429445054] [2019-11-27 23:09:39,764 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:09:39,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:09:40,189 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 155 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-27 23:09:40,189 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [429445054] [2019-11-27 23:09:40,190 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1684626590] [2019-11-27 23:09:40,190 INFO L94 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 [2019-11-27 23:09:40,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:09:40,285 INFO L255 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-27 23:09:40,292 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-27 23:09:40,360 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-27 23:09:40,360 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-27 23:09:40,361 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-11-27 23:09:40,361 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [21598619] [2019-11-27 23:09:40,362 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-27 23:09:40,362 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:09:40,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-27 23:09:40,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-27 23:09:40,363 INFO L87 Difference]: Start difference. First operand 3742 states and 4801 transitions. Second operand 3 states. [2019-11-27 23:09:41,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:09:41,321 INFO L93 Difference]: Finished difference Result 8016 states and 10429 transitions. [2019-11-27 23:09:41,322 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-27 23:09:41,322 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 295 [2019-11-27 23:09:41,323 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:09:41,345 INFO L225 Difference]: With dead ends: 8016 [2019-11-27 23:09:41,346 INFO L226 Difference]: Without dead ends: 4454 [2019-11-27 23:09:41,351 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 294 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-27 23:09:41,358 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4454 states. [2019-11-27 23:09:41,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4454 to 3742. [2019-11-27 23:09:41,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3742 states. [2019-11-27 23:09:41,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 3742 states and 4612 transitions. [2019-11-27 23:09:41,436 INFO L78 Accepts]: Start accepts. Automaton has 3742 states and 4612 transitions. Word has length 295 [2019-11-27 23:09:41,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:09:41,440 INFO L462 AbstractCegarLoop]: Abstraction has 3742 states and 4612 transitions. [2019-11-27 23:09:41,440 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-27 23:09:41,440 INFO L276 IsEmpty]: Start isEmpty. Operand 3742 states and 4612 transitions. [2019-11-27 23:09:41,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2019-11-27 23:09:41,451 INFO L402 BasicCegarLoop]: Found error trace [2019-11-27 23:09:41,451 INFO L410 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-27 23:09:41,655 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-27 23:09:41,657 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-27 23:09:41,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-27 23:09:41,658 INFO L82 PathProgramCache]: Analyzing trace with hash 1620593136, now seen corresponding path program 1 times [2019-11-27 23:09:41,658 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-27 23:09:41,660 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623805438] [2019-11-27 23:09:41,660 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-27 23:09:41,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:09:41,974 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 263 proven. 4 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2019-11-27 23:09:41,974 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623805438] [2019-11-27 23:09:41,975 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1773643646] [2019-11-27 23:09:41,975 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-27 23:09:42,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-27 23:09:42,083 INFO L255 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-27 23:09:42,097 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-27 23:09:42,173 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2019-11-27 23:09:42,174 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-27 23:09:42,174 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-11-27 23:09:42,175 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1899690700] [2019-11-27 23:09:42,175 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-27 23:09:42,176 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-27 23:09:42,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-27 23:09:42,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-27 23:09:42,177 INFO L87 Difference]: Start difference. First operand 3742 states and 4612 transitions. Second operand 3 states. [2019-11-27 23:09:43,040 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-27 23:09:43,040 INFO L93 Difference]: Finished difference Result 7836 states and 9811 transitions. [2019-11-27 23:09:43,041 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-27 23:09:43,041 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 355 [2019-11-27 23:09:43,041 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-27 23:09:43,042 INFO L225 Difference]: With dead ends: 7836 [2019-11-27 23:09:43,042 INFO L226 Difference]: Without dead ends: 0 [2019-11-27 23:09:43,049 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 359 GetRequests, 354 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-27 23:09:43,050 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-27 23:09:43,050 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-27 23:09:43,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-27 23:09:43,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-27 23:09:43,050 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 355 [2019-11-27 23:09:43,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-27 23:09:43,051 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-27 23:09:43,051 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-27 23:09:43,051 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-27 23:09:43,051 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-27 23:09:43,261 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-27 23:09:43,265 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-27 23:09:43,414 INFO L246 CegarLoopResult]: For program point L432(lines 432 870) no Hoare annotation was computed. [2019-11-27 23:09:43,415 INFO L246 CegarLoopResult]: For program point L366(lines 366 870) no Hoare annotation was computed. [2019-11-27 23:09:43,415 INFO L246 CegarLoopResult]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,415 INFO L246 CegarLoopResult]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,415 INFO L246 CegarLoopResult]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,415 INFO L246 CegarLoopResult]: For program point L235(lines 235 870) no Hoare annotation was computed. [2019-11-27 23:09:43,415 INFO L246 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-27 23:09:43,415 INFO L246 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-27 23:09:43,416 INFO L246 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-27 23:09:43,416 INFO L246 CegarLoopResult]: For program point L764(lines 764 870) no Hoare annotation was computed. [2019-11-27 23:09:43,416 INFO L246 CegarLoopResult]: For program point L632(lines 632 870) no Hoare annotation was computed. [2019-11-27 23:09:43,416 INFO L246 CegarLoopResult]: For program point L500(lines 500 870) no Hoare annotation was computed. [2019-11-27 23:09:43,416 INFO L246 CegarLoopResult]: For program point L831(lines 831 870) no Hoare annotation was computed. [2019-11-27 23:09:43,416 INFO L246 CegarLoopResult]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,416 INFO L246 CegarLoopResult]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,417 INFO L246 CegarLoopResult]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,417 INFO L246 CegarLoopResult]: For program point L700(lines 700 870) no Hoare annotation was computed. [2019-11-27 23:09:43,417 INFO L246 CegarLoopResult]: For program point L568(lines 568 870) no Hoare annotation was computed. [2019-11-27 23:09:43,418 INFO L246 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-27 23:09:43,418 INFO L246 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-27 23:09:43,418 INFO L246 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-27 23:09:43,418 INFO L246 CegarLoopResult]: For program point L305(lines 305 870) no Hoare annotation was computed. [2019-11-27 23:09:43,419 INFO L246 CegarLoopResult]: For program point L438(lines 438 870) no Hoare annotation was computed. [2019-11-27 23:09:43,419 INFO L246 CegarLoopResult]: For program point L372(lines 372 870) no Hoare annotation was computed. [2019-11-27 23:09:43,419 INFO L246 CegarLoopResult]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,419 INFO L246 CegarLoopResult]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,419 INFO L246 CegarLoopResult]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,420 INFO L246 CegarLoopResult]: For program point L241(lines 241 870) no Hoare annotation was computed. [2019-11-27 23:09:43,420 INFO L246 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-27 23:09:43,420 INFO L246 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-27 23:09:43,420 INFO L246 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-27 23:09:43,420 INFO L246 CegarLoopResult]: For program point L638(lines 638 870) no Hoare annotation was computed. [2019-11-27 23:09:43,420 INFO L246 CegarLoopResult]: For program point L506(lines 506 870) no Hoare annotation was computed. [2019-11-27 23:09:43,421 INFO L246 CegarLoopResult]: For program point L837(lines 837 870) no Hoare annotation was computed. [2019-11-27 23:09:43,421 INFO L246 CegarLoopResult]: For program point L771(lines 771 870) no Hoare annotation was computed. [2019-11-27 23:09:43,421 INFO L246 CegarLoopResult]: For program point L573(lines 573 870) no Hoare annotation was computed. [2019-11-27 23:09:43,421 INFO L246 CegarLoopResult]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,421 INFO L246 CegarLoopResult]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,422 INFO L246 CegarLoopResult]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,422 INFO L246 CegarLoopResult]: For program point L706(lines 706 870) no Hoare annotation was computed. [2019-11-27 23:09:43,422 INFO L246 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-27 23:09:43,422 INFO L246 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-27 23:09:43,422 INFO L246 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-27 23:09:43,423 INFO L246 CegarLoopResult]: For program point L311(lines 311 870) no Hoare annotation was computed. [2019-11-27 23:09:43,423 INFO L246 CegarLoopResult]: For program point L444(lines 444 870) no Hoare annotation was computed. [2019-11-27 23:09:43,423 INFO L246 CegarLoopResult]: For program point L378(lines 378 870) no Hoare annotation was computed. [2019-11-27 23:09:43,423 INFO L246 CegarLoopResult]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,423 INFO L246 CegarLoopResult]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,424 INFO L246 CegarLoopResult]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,424 INFO L246 CegarLoopResult]: For program point L247(lines 247 870) no Hoare annotation was computed. [2019-11-27 23:09:43,424 INFO L246 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-27 23:09:43,424 INFO L246 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-27 23:09:43,424 INFO L246 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-27 23:09:43,425 INFO L246 CegarLoopResult]: For program point L842(lines 842 870) no Hoare annotation was computed. [2019-11-27 23:09:43,425 INFO L246 CegarLoopResult]: For program point L644(lines 644 870) no Hoare annotation was computed. [2019-11-27 23:09:43,425 INFO L246 CegarLoopResult]: For program point L512(lines 512 870) no Hoare annotation was computed. [2019-11-27 23:09:43,425 INFO L246 CegarLoopResult]: For program point L777(lines 777 870) no Hoare annotation was computed. [2019-11-27 23:09:43,426 INFO L246 CegarLoopResult]: For program point L579(lines 579 870) no Hoare annotation was computed. [2019-11-27 23:09:43,426 INFO L246 CegarLoopResult]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,426 INFO L246 CegarLoopResult]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,426 INFO L246 CegarLoopResult]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,426 INFO L246 CegarLoopResult]: For program point L712(lines 712 870) no Hoare annotation was computed. [2019-11-27 23:09:43,427 INFO L246 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-27 23:09:43,427 INFO L246 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-27 23:09:43,427 INFO L246 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-27 23:09:43,427 INFO L246 CegarLoopResult]: For program point L449(lines 449 870) no Hoare annotation was computed. [2019-11-27 23:09:43,427 INFO L246 CegarLoopResult]: For program point L317(lines 317 870) no Hoare annotation was computed. [2019-11-27 23:09:43,428 INFO L246 CegarLoopResult]: For program point L384(lines 384 870) no Hoare annotation was computed. [2019-11-27 23:09:43,428 INFO L246 CegarLoopResult]: For program point L252(lines 252 870) no Hoare annotation was computed. [2019-11-27 23:09:43,428 INFO L246 CegarLoopResult]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,428 INFO L246 CegarLoopResult]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,428 INFO L246 CegarLoopResult]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,429 INFO L246 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-27 23:09:43,429 INFO L246 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-27 23:09:43,429 INFO L246 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-27 23:09:43,429 INFO L246 CegarLoopResult]: For program point L848(lines 848 870) no Hoare annotation was computed. [2019-11-27 23:09:43,429 INFO L246 CegarLoopResult]: For program point L650(lines 650 870) no Hoare annotation was computed. [2019-11-27 23:09:43,430 INFO L246 CegarLoopResult]: For program point L518(lines 518 870) no Hoare annotation was computed. [2019-11-27 23:09:43,430 INFO L246 CegarLoopResult]: For program point L783(lines 783 870) no Hoare annotation was computed. [2019-11-27 23:09:43,430 INFO L246 CegarLoopResult]: For program point L585(lines 585 870) no Hoare annotation was computed. [2019-11-27 23:09:43,430 INFO L246 CegarLoopResult]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,431 INFO L246 CegarLoopResult]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,431 INFO L246 CegarLoopResult]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,431 INFO L246 CegarLoopResult]: For program point L718(lines 718 870) no Hoare annotation was computed. [2019-11-27 23:09:43,432 INFO L246 CegarLoopResult]: For program point L454(lines 454 870) no Hoare annotation was computed. [2019-11-27 23:09:43,432 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-27 23:09:43,432 INFO L246 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-27 23:09:43,432 INFO L246 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-27 23:09:43,433 INFO L246 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-27 23:09:43,433 INFO L246 CegarLoopResult]: For program point L323(lines 323 870) no Hoare annotation was computed. [2019-11-27 23:09:43,433 INFO L246 CegarLoopResult]: For program point L390(lines 390 870) no Hoare annotation was computed. [2019-11-27 23:09:43,433 INFO L246 CegarLoopResult]: For program point L258(lines 258 870) no Hoare annotation was computed. [2019-11-27 23:09:43,434 INFO L246 CegarLoopResult]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,434 INFO L246 CegarLoopResult]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,434 INFO L246 CegarLoopResult]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,434 INFO L246 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-27 23:09:43,435 INFO L246 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-27 23:09:43,435 INFO L246 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-27 23:09:43,435 INFO L246 CegarLoopResult]: For program point L854(lines 854 870) no Hoare annotation was computed. [2019-11-27 23:09:43,435 INFO L246 CegarLoopResult]: For program point L656(lines 656 870) no Hoare annotation was computed. [2019-11-27 23:09:43,436 INFO L246 CegarLoopResult]: For program point L524(lines 524 870) no Hoare annotation was computed. [2019-11-27 23:09:43,436 INFO L246 CegarLoopResult]: For program point L789(lines 789 870) no Hoare annotation was computed. [2019-11-27 23:09:43,436 INFO L246 CegarLoopResult]: For program point L591(lines 591 870) no Hoare annotation was computed. [2019-11-27 23:09:43,436 INFO L246 CegarLoopResult]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,436 INFO L246 CegarLoopResult]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,437 INFO L246 CegarLoopResult]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,437 INFO L246 CegarLoopResult]: For program point L724(lines 724 870) no Hoare annotation was computed. [2019-11-27 23:09:43,437 INFO L246 CegarLoopResult]: For program point L460(lines 460 870) no Hoare annotation was computed. [2019-11-27 23:09:43,437 INFO L246 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-27 23:09:43,438 INFO L246 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-27 23:09:43,438 INFO L246 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-27 23:09:43,438 INFO L246 CegarLoopResult]: For program point L329(lines 329 870) no Hoare annotation was computed. [2019-11-27 23:09:43,438 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-27 23:09:43,438 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 166) no Hoare annotation was computed. [2019-11-27 23:09:43,439 INFO L246 CegarLoopResult]: For program point L396(lines 396 870) no Hoare annotation was computed. [2019-11-27 23:09:43,439 INFO L246 CegarLoopResult]: For program point L264(lines 264 870) no Hoare annotation was computed. [2019-11-27 23:09:43,439 INFO L246 CegarLoopResult]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,439 INFO L246 CegarLoopResult]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,440 INFO L246 CegarLoopResult]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,440 INFO L246 CegarLoopResult]: For program point L859(lines 859 870) no Hoare annotation was computed. [2019-11-27 23:09:43,440 INFO L246 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-27 23:09:43,441 INFO L246 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-27 23:09:43,441 INFO L246 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-27 23:09:43,441 INFO L246 CegarLoopResult]: For program point L662(lines 662 870) no Hoare annotation was computed. [2019-11-27 23:09:43,441 INFO L246 CegarLoopResult]: For program point L530(lines 530 870) no Hoare annotation was computed. [2019-11-27 23:09:43,441 INFO L246 CegarLoopResult]: For program point L795(lines 795 870) no Hoare annotation was computed. [2019-11-27 23:09:43,442 INFO L246 CegarLoopResult]: For program point L597(lines 597 870) no Hoare annotation was computed. [2019-11-27 23:09:43,442 INFO L246 CegarLoopResult]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,442 INFO L246 CegarLoopResult]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,442 INFO L246 CegarLoopResult]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,443 INFO L246 CegarLoopResult]: For program point L730(lines 730 870) no Hoare annotation was computed. [2019-11-27 23:09:43,443 INFO L246 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-27 23:09:43,443 INFO L246 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-27 23:09:43,443 INFO L246 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-27 23:09:43,444 INFO L246 CegarLoopResult]: For program point L467(lines 467 870) no Hoare annotation was computed. [2019-11-27 23:09:43,444 INFO L246 CegarLoopResult]: For program point L335(lines 335 870) no Hoare annotation was computed. [2019-11-27 23:09:43,444 INFO L246 CegarLoopResult]: For program point L269(lines 269 870) no Hoare annotation was computed. [2019-11-27 23:09:43,444 INFO L246 CegarLoopResult]: For program point L402(lines 402 870) no Hoare annotation was computed. [2019-11-27 23:09:43,445 INFO L246 CegarLoopResult]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,445 INFO L246 CegarLoopResult]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,445 INFO L246 CegarLoopResult]: For program point L865(lines 865 870) no Hoare annotation was computed. [2019-11-27 23:09:43,445 INFO L246 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-27 23:09:43,445 INFO L246 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-27 23:09:43,446 INFO L246 CegarLoopResult]: For program point L668(lines 668 870) no Hoare annotation was computed. [2019-11-27 23:09:43,446 INFO L246 CegarLoopResult]: For program point L536(lines 536 870) no Hoare annotation was computed. [2019-11-27 23:09:43,446 INFO L246 CegarLoopResult]: For program point L801(lines 801 870) no Hoare annotation was computed. [2019-11-27 23:09:43,446 INFO L246 CegarLoopResult]: For program point L735(lines 735 870) no Hoare annotation was computed. [2019-11-27 23:09:43,446 INFO L246 CegarLoopResult]: For program point L603(lines 603 870) no Hoare annotation was computed. [2019-11-27 23:09:43,447 INFO L246 CegarLoopResult]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,447 INFO L246 CegarLoopResult]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,447 INFO L246 CegarLoopResult]: For program point L472(lines 472 870) no Hoare annotation was computed. [2019-11-27 23:09:43,447 INFO L246 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-27 23:09:43,447 INFO L246 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-27 23:09:43,448 INFO L246 CegarLoopResult]: For program point L341(lines 341 870) no Hoare annotation was computed. [2019-11-27 23:09:43,448 INFO L246 CegarLoopResult]: For program point L275(lines 275 870) no Hoare annotation was computed. [2019-11-27 23:09:43,448 INFO L246 CegarLoopResult]: For program point L408(lines 408 870) no Hoare annotation was computed. [2019-11-27 23:09:43,448 INFO L246 CegarLoopResult]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,449 INFO L246 CegarLoopResult]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,449 INFO L242 CegarLoopResult]: At program point L871(lines 20 872) the Hoare annotation is: (let ((.cse0 (<= 9 ~a21~0))) (or (< 11 ~a12~0) (not (= ~a15~0 5)) (and .cse0 (not (= ~a21~0 9))) (and .cse0 (<= (+ ~a12~0 49) 0)) (= ~a21~0 7) (<= ~a21~0 6))) [2019-11-27 23:09:43,449 INFO L246 CegarLoopResult]: For program point L541(lines 541 870) no Hoare annotation was computed. [2019-11-27 23:09:43,450 INFO L246 CegarLoopResult]: For program point L211(lines 211 870) no Hoare annotation was computed. [2019-11-27 23:09:43,450 INFO L246 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-27 23:09:43,450 INFO L246 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-27 23:09:43,450 INFO L246 CegarLoopResult]: For program point L674(lines 674 870) no Hoare annotation was computed. [2019-11-27 23:09:43,451 INFO L246 CegarLoopResult]: For program point L807(lines 807 870) no Hoare annotation was computed. [2019-11-27 23:09:43,451 INFO L246 CegarLoopResult]: For program point L741(lines 741 870) no Hoare annotation was computed. [2019-11-27 23:09:43,451 INFO L246 CegarLoopResult]: For program point L609(lines 609 870) no Hoare annotation was computed. [2019-11-27 23:09:43,451 INFO L246 CegarLoopResult]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,451 INFO L246 CegarLoopResult]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,452 INFO L249 CegarLoopResult]: At program point L874(lines 874 890) the Hoare annotation is: true [2019-11-27 23:09:43,452 INFO L246 CegarLoopResult]: For program point L478(lines 478 870) no Hoare annotation was computed. [2019-11-27 23:09:43,452 INFO L246 CegarLoopResult]: For program point L280(lines 280 870) no Hoare annotation was computed. [2019-11-27 23:09:43,452 INFO L246 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-27 23:09:43,452 INFO L246 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-27 23:09:43,453 INFO L246 CegarLoopResult]: For program point L677(lines 677 870) no Hoare annotation was computed. [2019-11-27 23:09:43,453 INFO L246 CegarLoopResult]: For program point L347(lines 347 870) no Hoare annotation was computed. [2019-11-27 23:09:43,453 INFO L246 CegarLoopResult]: For program point L414(lines 414 870) no Hoare annotation was computed. [2019-11-27 23:09:43,453 INFO L246 CegarLoopResult]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,453 INFO L246 CegarLoopResult]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,454 INFO L246 CegarLoopResult]: For program point L547(lines 547 870) no Hoare annotation was computed. [2019-11-27 23:09:43,454 INFO L246 CegarLoopResult]: For program point L217(lines 217 870) no Hoare annotation was computed. [2019-11-27 23:09:43,454 INFO L246 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-27 23:09:43,454 INFO L246 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-27 23:09:43,454 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-27 23:09:43,455 INFO L246 CegarLoopResult]: For program point L747(lines 747 870) no Hoare annotation was computed. [2019-11-27 23:09:43,455 INFO L246 CegarLoopResult]: For program point L615(lines 615 870) no Hoare annotation was computed. [2019-11-27 23:09:43,455 INFO L246 CegarLoopResult]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,455 INFO L246 CegarLoopResult]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,455 INFO L246 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-11-27 23:09:43,456 INFO L246 CegarLoopResult]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,456 INFO L246 CegarLoopResult]: For program point L814(lines 814 870) no Hoare annotation was computed. [2019-11-27 23:09:43,456 INFO L242 CegarLoopResult]: At program point L880-2(lines 880 889) the Hoare annotation is: (let ((.cse0 (<= 9 ~a21~0))) (or (< 11 ~a12~0) (not (= ~a15~0 5)) (and .cse0 (not (= ~a21~0 9))) (and .cse0 (<= (+ ~a12~0 49) 0)) (= ~a21~0 7) (<= ~a21~0 6))) [2019-11-27 23:09:43,456 INFO L246 CegarLoopResult]: For program point L484(lines 484 870) no Hoare annotation was computed. [2019-11-27 23:09:43,457 INFO L246 CegarLoopResult]: For program point L286(lines 286 870) no Hoare annotation was computed. [2019-11-27 23:09:43,457 INFO L246 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-27 23:09:43,457 INFO L246 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-27 23:09:43,457 INFO L246 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2019-11-27 23:09:43,457 INFO L246 CegarLoopResult]: For program point L683(lines 683 870) no Hoare annotation was computed. [2019-11-27 23:09:43,458 INFO L246 CegarLoopResult]: For program point L353(lines 353 870) no Hoare annotation was computed. [2019-11-27 23:09:43,458 INFO L246 CegarLoopResult]: For program point L552(lines 552 870) no Hoare annotation was computed. [2019-11-27 23:09:43,458 INFO L246 CegarLoopResult]: For program point L420(lines 420 870) no Hoare annotation was computed. [2019-11-27 23:09:43,458 INFO L246 CegarLoopResult]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,458 INFO L246 CegarLoopResult]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,459 INFO L246 CegarLoopResult]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,459 INFO L246 CegarLoopResult]: For program point L223(lines 223 870) no Hoare annotation was computed. [2019-11-27 23:09:43,459 INFO L246 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-27 23:09:43,459 INFO L246 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-27 23:09:43,459 INFO L246 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-27 23:09:43,460 INFO L246 CegarLoopResult]: For program point L752(lines 752 870) no Hoare annotation was computed. [2019-11-27 23:09:43,460 INFO L246 CegarLoopResult]: For program point L885(line 885) no Hoare annotation was computed. [2019-11-27 23:09:43,460 INFO L246 CegarLoopResult]: For program point L819(lines 819 870) no Hoare annotation was computed. [2019-11-27 23:09:43,460 INFO L246 CegarLoopResult]: For program point L621(lines 621 870) no Hoare annotation was computed. [2019-11-27 23:09:43,460 INFO L246 CegarLoopResult]: For program point L555(lines 555 870) no Hoare annotation was computed. [2019-11-27 23:09:43,461 INFO L246 CegarLoopResult]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,461 INFO L246 CegarLoopResult]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,461 INFO L246 CegarLoopResult]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,462 INFO L246 CegarLoopResult]: For program point L688(lines 688 870) no Hoare annotation was computed. [2019-11-27 23:09:43,462 INFO L246 CegarLoopResult]: For program point L490(lines 490 870) no Hoare annotation was computed. [2019-11-27 23:09:43,462 INFO L246 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-27 23:09:43,462 INFO L246 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-27 23:09:43,463 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-27 23:09:43,463 INFO L246 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-27 23:09:43,463 INFO L246 CegarLoopResult]: For program point L359(lines 359 870) no Hoare annotation was computed. [2019-11-27 23:09:43,463 INFO L246 CegarLoopResult]: For program point L293(lines 293 870) no Hoare annotation was computed. [2019-11-27 23:09:43,463 INFO L246 CegarLoopResult]: For program point L426(lines 426 870) no Hoare annotation was computed. [2019-11-27 23:09:43,464 INFO L246 CegarLoopResult]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,464 INFO L246 CegarLoopResult]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,464 INFO L246 CegarLoopResult]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,464 INFO L246 CegarLoopResult]: For program point L229(lines 229 870) no Hoare annotation was computed. [2019-11-27 23:09:43,465 INFO L246 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-27 23:09:43,465 INFO L246 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-27 23:09:43,465 INFO L246 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-27 23:09:43,465 INFO L246 CegarLoopResult]: For program point L758(lines 758 870) no Hoare annotation was computed. [2019-11-27 23:09:43,465 INFO L246 CegarLoopResult]: For program point L626(lines 626 870) no Hoare annotation was computed. [2019-11-27 23:09:43,466 INFO L246 CegarLoopResult]: For program point L825(lines 825 870) no Hoare annotation was computed. [2019-11-27 23:09:43,466 INFO L246 CegarLoopResult]: For program point L561(lines 561 870) no Hoare annotation was computed. [2019-11-27 23:09:43,466 INFO L246 CegarLoopResult]: For program point L495(lines 495 870) no Hoare annotation was computed. [2019-11-27 23:09:43,466 INFO L246 CegarLoopResult]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,467 INFO L246 CegarLoopResult]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,467 INFO L246 CegarLoopResult]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2019-11-27 23:09:43,467 INFO L246 CegarLoopResult]: For program point L694(lines 694 870) no Hoare annotation was computed. [2019-11-27 23:09:43,467 INFO L246 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-27 23:09:43,467 INFO L246 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-27 23:09:43,468 INFO L246 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-27 23:09:43,468 INFO L246 CegarLoopResult]: For program point L299(lines 299 870) no Hoare annotation was computed. [2019-11-27 23:09:43,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 11:09:43 BoogieIcfgContainer [2019-11-27 23:09:43,494 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-27 23:09:43,495 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-27 23:09:43,495 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-27 23:09:43,496 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-27 23:09:43,496 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 11:09:31" (3/4) ... [2019-11-27 23:09:43,502 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-27 23:09:43,532 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-27 23:09:43,534 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-27 23:09:43,800 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-27 23:09:43,800 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-27 23:09:43,803 INFO L168 Benchmark]: Toolchain (without parser) took 14583.63 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 443.5 MB). Free memory was 944.3 MB in the beginning and 811.0 MB in the end (delta: 133.3 MB). Peak memory consumption was 576.8 MB. Max. memory is 11.5 GB. [2019-11-27 23:09:43,803 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-27 23:09:43,804 INFO L168 Benchmark]: CACSL2BoogieTranslator took 830.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 944.3 MB in the beginning and 1.1 GB in the end (delta: -171.0 MB). Peak memory consumption was 34.6 MB. Max. memory is 11.5 GB. [2019-11-27 23:09:43,804 INFO L168 Benchmark]: Boogie Procedure Inliner took 111.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-27 23:09:43,805 INFO L168 Benchmark]: Boogie Preprocessor took 99.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2019-11-27 23:09:43,805 INFO L168 Benchmark]: RCFGBuilder took 1717.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 970.2 MB in the end (delta: 131.6 MB). Peak memory consumption was 131.6 MB. Max. memory is 11.5 GB. [2019-11-27 23:09:43,806 INFO L168 Benchmark]: TraceAbstraction took 11512.55 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 295.7 MB). Free memory was 970.2 MB in the beginning and 835.4 MB in the end (delta: 134.8 MB). Peak memory consumption was 430.5 MB. Max. memory is 11.5 GB. [2019-11-27 23:09:43,806 INFO L168 Benchmark]: Witness Printer took 305.69 ms. Allocated memory is still 1.5 GB. Free memory was 835.4 MB in the beginning and 811.0 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. [2019-11-27 23:09:43,809 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 830.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 944.3 MB in the beginning and 1.1 GB in the end (delta: -171.0 MB). Peak memory consumption was 34.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 111.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 99.99 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1717.51 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 970.2 MB in the end (delta: 131.6 MB). Peak memory consumption was 131.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11512.55 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 295.7 MB). Free memory was 970.2 MB in the beginning and 835.4 MB in the end (delta: 134.8 MB). Peak memory consumption was 430.5 MB. Max. memory is 11.5 GB. * Witness Printer took 305.69 ms. Allocated memory is still 1.5 GB. Free memory was 835.4 MB in the beginning and 811.0 MB in the end (delta: 24.5 MB). Peak memory consumption was 24.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 166]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 880]: Loop Invariant Derived loop invariant: ((((11 < a12 || !(a15 == 5)) || (9 <= a21 && !(a21 == 9))) || (9 <= a21 && a12 + 49 <= 0)) || a21 == 7) || a21 <= 6 - InvariantResult [Line: 20]: Loop Invariant Derived loop invariant: ((((11 < a12 || !(a15 == 5)) || (9 <= a21 && !(a21 == 9))) || (9 <= a21 && a12 + 49 <= 0)) || a21 == 7) || a21 <= 6 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 245 locations, 1 error locations. Result: SAFE, OverallTime: 11.1s, OverallIterations: 6, TraceHistogramMax: 4, AutomataDifference: 7.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 977 SDtfs, 1392 SDslu, 48 SDs, 0 SdLazy, 4235 SolverSat, 1018 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 806 GetRequests, 784 SyntacticMatches, 4 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3742occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 1604 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 3 LocationsWithAnnotation, 3 PreInvPairs, 56 NumberOfFragments, 63 HoareAnnotationTreeSize, 3 FomulaSimplifications, 680 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 3 FomulaSimplificationsInter, 104 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 1863 NumberOfCodeBlocks, 1863 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1854 ConstructedInterpolants, 0 QuantifiedInterpolants, 1434870 SizeOfPredicates, 3 NumberOfNonLiveVariables, 1029 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 9 InterpolantComputations, 6 PerfectInterpolantSequences, 1372/1384 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...