./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 f470102c 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 0.1.25-f470102 [2019-11-28 16:13:58,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 16:13:58,896 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 16:13:58,909 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 16:13:58,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 16:13:58,911 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 16:13:58,912 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 16:13:58,914 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 16:13:58,916 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 16:13:58,917 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 16:13:58,918 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 16:13:58,920 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 16:13:58,920 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 16:13:58,921 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 16:13:58,922 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 16:13:58,924 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 16:13:58,925 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 16:13:58,926 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 16:13:58,930 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 16:13:58,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 16:13:58,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 16:13:58,941 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 16:13:58,943 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 16:13:58,944 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 16:13:58,947 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 16:13:58,950 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 16:13:58,950 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 16:13:58,952 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 16:13:58,953 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 16:13:58,954 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 16:13:58,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 16:13:58,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 16:13:58,957 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 16:13:58,958 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 16:13:58,960 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 16:13:58,960 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 16:13:58,962 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 16:13:58,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 16:13:58,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 16:13:58,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 16:13:58,968 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 16:13:58,969 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-28 16:13:58,992 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 16:13:58,993 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 16:13:58,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 16:13:58,996 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 16:13:58,996 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 16:13:58,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 16:13:58,996 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 16:13:58,997 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 16:13:58,997 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 16:13:58,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 16:13:58,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 16:13:58,999 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 16:13:58,999 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 16:13:59,000 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 16:13:59,000 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 16:13:59,000 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 16:13:59,000 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 16:13:59,001 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 16:13:59,001 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 16:13:59,001 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 16:13:59,002 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 16:13:59,002 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 16:13:59,002 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 16:13:59,002 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 16:13:59,003 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 16:13:59,003 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 16:13:59,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 16:13:59,003 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 16:13:59,004 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 16:13:59,004 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 [2019-11-28 16:13:59,314 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 16:13:59,328 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 16:13:59,332 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 16:13:59,334 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 16:13:59,334 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 16:13:59,335 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem14_label01.c [2019-11-28 16:13:59,413 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fdba72c5/9767073f28a14fd9ab51ed98a6e0e065/FLAG9bcfe09d4 [2019-11-28 16:14:00,033 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 16:14:00,034 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem14_label01.c [2019-11-28 16:14:00,053 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fdba72c5/9767073f28a14fd9ab51ed98a6e0e065/FLAG9bcfe09d4 [2019-11-28 16:14:00,292 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5fdba72c5/9767073f28a14fd9ab51ed98a6e0e065 [2019-11-28 16:14:00,296 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 16:14:00,298 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 16:14:00,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 16:14:00,303 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 16:14:00,307 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 16:14:00,308 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:14:00" (1/1) ... [2019-11-28 16:14:00,312 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a1b3a70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:00, skipping insertion in model container [2019-11-28 16:14:00,312 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:14:00" (1/1) ... [2019-11-28 16:14:00,322 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 16:14:00,374 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 16:14:00,972 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 16:14:00,977 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 16:14:01,164 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 16:14:01,183 INFO L208 MainTranslator]: Completed translation [2019-11-28 16:14:01,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:01 WrapperNode [2019-11-28 16:14:01,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 16:14:01,187 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 16:14:01,187 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 16:14:01,187 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 16:14:01,206 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:01" (1/1) ... [2019-11-28 16:14:01,235 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:01" (1/1) ... [2019-11-28 16:14:01,327 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 16:14:01,327 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 16:14:01,328 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 16:14:01,328 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 16:14:01,342 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:01" (1/1) ... [2019-11-28 16:14:01,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:01" (1/1) ... [2019-11-28 16:14:01,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:01" (1/1) ... [2019-11-28 16:14:01,347 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:01" (1/1) ... [2019-11-28 16:14:01,393 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:01" (1/1) ... [2019-11-28 16:14:01,417 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:01" (1/1) ... [2019-11-28 16:14:01,429 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:01" (1/1) ... [2019-11-28 16:14:01,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 16:14:01,460 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 16:14:01,461 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 16:14:01,461 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 16:14:01,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:01" (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 [2019-11-28 16:14:01,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 16:14:01,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 16:14:02,984 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 16:14:02,985 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-28 16:14:02,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:14:02 BoogieIcfgContainer [2019-11-28 16:14:02,987 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 16:14:02,989 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 16:14:02,989 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 16:14:02,993 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 16:14:02,993 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:14:00" (1/3) ... [2019-11-28 16:14:02,995 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4279fc8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:14:02, skipping insertion in model container [2019-11-28 16:14:02,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:14:01" (2/3) ... [2019-11-28 16:14:02,996 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4279fc8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:14:02, skipping insertion in model container [2019-11-28 16:14:02,996 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:14:02" (3/3) ... [2019-11-28 16:14:02,998 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem14_label01.c [2019-11-28 16:14:03,012 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 16:14:03,021 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-28 16:14:03,035 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-28 16:14:03,065 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 16:14:03,065 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 16:14:03,066 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 16:14:03,066 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 16:14:03,066 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 16:14:03,067 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 16:14:03,067 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 16:14:03,067 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 16:14:03,090 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states. [2019-11-28 16:14:03,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-11-28 16:14:03,100 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:14:03,101 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] [2019-11-28 16:14:03,101 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:14:03,108 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:14:03,108 INFO L82 PathProgramCache]: Analyzing trace with hash 1425694346, now seen corresponding path program 1 times [2019-11-28 16:14:03,118 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:14:03,119 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788267397] [2019-11-28 16:14:03,120 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:14:03,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:14:03,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:14:03,461 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788267397] [2019-11-28 16:14:03,463 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:14:03,463 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 16:14:03,465 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816035797] [2019-11-28 16:14:03,472 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 16:14:03,473 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:14:03,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 16:14:03,493 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 16:14:03,495 INFO L87 Difference]: Start difference. First operand 245 states. Second operand 4 states. [2019-11-28 16:14:05,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:14:05,451 INFO L93 Difference]: Finished difference Result 850 states and 1558 transitions. [2019-11-28 16:14:05,452 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 16:14:05,453 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2019-11-28 16:14:05,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:14:05,488 INFO L225 Difference]: With dead ends: 850 [2019-11-28 16:14:05,488 INFO L226 Difference]: Without dead ends: 538 [2019-11-28 16:14:05,500 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 [2019-11-28 16:14:05,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 538 states. [2019-11-28 16:14:05,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 538 to 538. [2019-11-28 16:14:05,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 538 states. [2019-11-28 16:14:05,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 826 transitions. [2019-11-28 16:14:05,603 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 826 transitions. Word has length 54 [2019-11-28 16:14:05,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:14:05,604 INFO L462 AbstractCegarLoop]: Abstraction has 538 states and 826 transitions. [2019-11-28 16:14:05,604 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 16:14:05,604 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 826 transitions. [2019-11-28 16:14:05,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2019-11-28 16:14:05,609 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:14:05,609 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] [2019-11-28 16:14:05,613 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:14:05,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:14:05,613 INFO L82 PathProgramCache]: Analyzing trace with hash 817927712, now seen corresponding path program 1 times [2019-11-28 16:14:05,614 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:14:05,614 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1658405640] [2019-11-28 16:14:05,614 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:14:05,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:14:05,816 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:14:05,817 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1658405640] [2019-11-28 16:14:05,818 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:14:05,818 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 16:14:05,818 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595490002] [2019-11-28 16:14:05,821 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 16:14:05,821 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:14:05,822 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 16:14:05,822 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 16:14:05,823 INFO L87 Difference]: Start difference. First operand 538 states and 826 transitions. Second operand 4 states. [2019-11-28 16:14:07,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:14:07,215 INFO L93 Difference]: Finished difference Result 2142 states and 3296 transitions. [2019-11-28 16:14:07,215 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 16:14:07,216 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 119 [2019-11-28 16:14:07,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:14:07,226 INFO L225 Difference]: With dead ends: 2142 [2019-11-28 16:14:07,227 INFO L226 Difference]: Without dead ends: 1606 [2019-11-28 16:14:07,230 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 [2019-11-28 16:14:07,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1606 states. [2019-11-28 16:14:07,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1606 to 1428. [2019-11-28 16:14:07,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1428 states. [2019-11-28 16:14:07,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 1428 states and 2029 transitions. [2019-11-28 16:14:07,282 INFO L78 Accepts]: Start accepts. Automaton has 1428 states and 2029 transitions. Word has length 119 [2019-11-28 16:14:07,283 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:14:07,283 INFO L462 AbstractCegarLoop]: Abstraction has 1428 states and 2029 transitions. [2019-11-28 16:14:07,283 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 16:14:07,283 INFO L276 IsEmpty]: Start isEmpty. Operand 1428 states and 2029 transitions. [2019-11-28 16:14:07,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-28 16:14:07,287 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:14:07,287 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] [2019-11-28 16:14:07,288 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:14:07,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:14:07,288 INFO L82 PathProgramCache]: Analyzing trace with hash 328515284, now seen corresponding path program 1 times [2019-11-28 16:14:07,289 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:14:07,289 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [944448675] [2019-11-28 16:14:07,289 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:14:07,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:14:07,389 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:14:07,390 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [944448675] [2019-11-28 16:14:07,391 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 16:14:07,391 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-28 16:14:07,391 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1314584242] [2019-11-28 16:14:07,392 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-11-28 16:14:07,392 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:14:07,393 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-11-28 16:14:07,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-11-28 16:14:07,394 INFO L87 Difference]: Start difference. First operand 1428 states and 2029 transitions. Second operand 4 states. [2019-11-28 16:14:08,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:14:08,966 INFO L93 Difference]: Finished difference Result 4636 states and 6632 transitions. [2019-11-28 16:14:08,966 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-11-28 16:14:08,967 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 122 [2019-11-28 16:14:08,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:14:08,989 INFO L225 Difference]: With dead ends: 4636 [2019-11-28 16:14:08,989 INFO L226 Difference]: Without dead ends: 3210 [2019-11-28 16:14:08,993 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 [2019-11-28 16:14:08,998 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3210 states. [2019-11-28 16:14:09,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3210 to 3030. [2019-11-28 16:14:09,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3030 states. [2019-11-28 16:14:09,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3030 states to 3030 states and 3969 transitions. [2019-11-28 16:14:09,071 INFO L78 Accepts]: Start accepts. Automaton has 3030 states and 3969 transitions. Word has length 122 [2019-11-28 16:14:09,073 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:14:09,074 INFO L462 AbstractCegarLoop]: Abstraction has 3030 states and 3969 transitions. [2019-11-28 16:14:09,074 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-11-28 16:14:09,082 INFO L276 IsEmpty]: Start isEmpty. Operand 3030 states and 3969 transitions. [2019-11-28 16:14:09,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2019-11-28 16:14:09,090 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:14:09,091 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] [2019-11-28 16:14:09,091 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:14:09,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:14:09,092 INFO L82 PathProgramCache]: Analyzing trace with hash 1294125814, now seen corresponding path program 1 times [2019-11-28 16:14:09,092 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:14:09,092 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934545292] [2019-11-28 16:14:09,093 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:14:09,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:14:09,388 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 47 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:14:09,389 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934545292] [2019-11-28 16:14:09,389 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [783502112] [2019-11-28 16:14:09,389 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 [2019-11-28 16:14:09,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:14:09,454 INFO L264 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 16:14:09,464 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 16:14:09,507 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 51 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-28 16:14:09,508 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-28 16:14:09,508 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-11-28 16:14:09,509 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065838786] [2019-11-28 16:14:09,510 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 16:14:09,510 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:14:09,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 16:14:09,511 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2019-11-28 16:14:09,511 INFO L87 Difference]: Start difference. First operand 3030 states and 3969 transitions. Second operand 3 states. [2019-11-28 16:14:10,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:14:10,403 INFO L93 Difference]: Finished difference Result 7126 states and 9433 transitions. [2019-11-28 16:14:10,404 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 16:14:10,404 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 134 [2019-11-28 16:14:10,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:14:10,433 INFO L225 Difference]: With dead ends: 7126 [2019-11-28 16:14:10,434 INFO L226 Difference]: Without dead ends: 4276 [2019-11-28 16:14:10,441 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 [2019-11-28 16:14:10,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4276 states. [2019-11-28 16:14:10,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4276 to 3742. [2019-11-28 16:14:10,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3742 states. [2019-11-28 16:14:10,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 3742 states and 4801 transitions. [2019-11-28 16:14:10,587 INFO L78 Accepts]: Start accepts. Automaton has 3742 states and 4801 transitions. Word has length 134 [2019-11-28 16:14:10,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:14:10,588 INFO L462 AbstractCegarLoop]: Abstraction has 3742 states and 4801 transitions. [2019-11-28 16:14:10,588 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 16:14:10,589 INFO L276 IsEmpty]: Start isEmpty. Operand 3742 states and 4801 transitions. [2019-11-28 16:14:10,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 296 [2019-11-28 16:14:10,599 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:14:10,599 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] [2019-11-28 16:14:10,803 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 16:14:10,804 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:14:10,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:14:10,805 INFO L82 PathProgramCache]: Analyzing trace with hash 709923396, now seen corresponding path program 1 times [2019-11-28 16:14:10,805 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:14:10,806 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1689182819] [2019-11-28 16:14:10,806 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:14:10,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:14:11,254 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 155 proven. 4 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2019-11-28 16:14:11,254 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1689182819] [2019-11-28 16:14:11,255 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [185698120] [2019-11-28 16:14:11,255 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 [2019-11-28 16:14:11,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:14:11,378 INFO L264 TraceCheckSpWp]: Trace formula consists of 376 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 16:14:11,396 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 16:14:11,510 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2019-11-28 16:14:11,510 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-28 16:14:11,512 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-11-28 16:14:11,513 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [244791427] [2019-11-28 16:14:11,513 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 16:14:11,514 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:14:11,514 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 16:14:11,515 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-28 16:14:11,515 INFO L87 Difference]: Start difference. First operand 3742 states and 4801 transitions. Second operand 3 states. [2019-11-28 16:14:12,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:14:12,546 INFO L93 Difference]: Finished difference Result 8016 states and 10429 transitions. [2019-11-28 16:14:12,547 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 16:14:12,547 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 295 [2019-11-28 16:14:12,548 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:14:12,575 INFO L225 Difference]: With dead ends: 8016 [2019-11-28 16:14:12,575 INFO L226 Difference]: Without dead ends: 4454 [2019-11-28 16:14:12,581 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 299 GetRequests, 294 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-28 16:14:12,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4454 states. [2019-11-28 16:14:12,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4454 to 3742. [2019-11-28 16:14:12,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3742 states. [2019-11-28 16:14:12,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3742 states to 3742 states and 4612 transitions. [2019-11-28 16:14:12,669 INFO L78 Accepts]: Start accepts. Automaton has 3742 states and 4612 transitions. Word has length 295 [2019-11-28 16:14:12,670 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:14:12,671 INFO L462 AbstractCegarLoop]: Abstraction has 3742 states and 4612 transitions. [2019-11-28 16:14:12,671 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 16:14:12,671 INFO L276 IsEmpty]: Start isEmpty. Operand 3742 states and 4612 transitions. [2019-11-28 16:14:12,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2019-11-28 16:14:12,681 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 16:14:12,681 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] [2019-11-28 16:14:12,885 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 16:14:12,886 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-28 16:14:12,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 16:14:12,888 INFO L82 PathProgramCache]: Analyzing trace with hash 1620593136, now seen corresponding path program 1 times [2019-11-28 16:14:12,888 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 16:14:12,888 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [262237652] [2019-11-28 16:14:12,889 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 16:14:12,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:14:13,183 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 263 proven. 4 refuted. 0 times theorem prover too weak. 141 trivial. 0 not checked. [2019-11-28 16:14:13,184 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [262237652] [2019-11-28 16:14:13,184 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [786438953] [2019-11-28 16:14:13,184 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 [2019-11-28 16:14:13,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 16:14:13,282 INFO L264 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-28 16:14:13,286 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-11-28 16:14:13,363 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 155 proven. 0 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2019-11-28 16:14:13,367 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-11-28 16:14:13,368 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 6 [2019-11-28 16:14:13,369 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [777027699] [2019-11-28 16:14:13,371 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-28 16:14:13,372 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 16:14:13,372 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-28 16:14:13,372 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-11-28 16:14:13,372 INFO L87 Difference]: Start difference. First operand 3742 states and 4612 transitions. Second operand 3 states. [2019-11-28 16:14:14,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 16:14:14,134 INFO L93 Difference]: Finished difference Result 7836 states and 9811 transitions. [2019-11-28 16:14:14,135 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-28 16:14:14,135 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 355 [2019-11-28 16:14:14,136 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 16:14:14,136 INFO L225 Difference]: With dead ends: 7836 [2019-11-28 16:14:14,137 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 16:14:14,145 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 [2019-11-28 16:14:14,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 16:14:14,146 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 16:14:14,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 16:14:14,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 16:14:14,147 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 355 [2019-11-28 16:14:14,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 16:14:14,147 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 16:14:14,147 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-28 16:14:14,148 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 16:14:14,148 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 16:14:14,353 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-11-28 16:14:14,356 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 16:14:14,590 INFO L246 CegarLoopResult]: For program point L432(lines 432 870) no Hoare annotation was computed. [2019-11-28 16:14:14,591 INFO L246 CegarLoopResult]: For program point L366(lines 366 870) no Hoare annotation was computed. [2019-11-28 16:14:14,592 INFO L246 CegarLoopResult]: For program point L168-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,592 INFO L246 CegarLoopResult]: For program point L102-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,592 INFO L246 CegarLoopResult]: For program point L36-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,592 INFO L246 CegarLoopResult]: For program point L235(lines 235 870) no Hoare annotation was computed. [2019-11-28 16:14:14,593 INFO L246 CegarLoopResult]: For program point L169(line 169) no Hoare annotation was computed. [2019-11-28 16:14:14,593 INFO L246 CegarLoopResult]: For program point L103(line 103) no Hoare annotation was computed. [2019-11-28 16:14:14,593 INFO L246 CegarLoopResult]: For program point L37(line 37) no Hoare annotation was computed. [2019-11-28 16:14:14,593 INFO L246 CegarLoopResult]: For program point L764(lines 764 870) no Hoare annotation was computed. [2019-11-28 16:14:14,593 INFO L246 CegarLoopResult]: For program point L632(lines 632 870) no Hoare annotation was computed. [2019-11-28 16:14:14,594 INFO L246 CegarLoopResult]: For program point L500(lines 500 870) no Hoare annotation was computed. [2019-11-28 16:14:14,594 INFO L246 CegarLoopResult]: For program point L831(lines 831 870) no Hoare annotation was computed. [2019-11-28 16:14:14,594 INFO L246 CegarLoopResult]: For program point L171-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,594 INFO L246 CegarLoopResult]: For program point L105-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,595 INFO L246 CegarLoopResult]: For program point L39-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,596 INFO L246 CegarLoopResult]: For program point L700(lines 700 870) no Hoare annotation was computed. [2019-11-28 16:14:14,596 INFO L246 CegarLoopResult]: For program point L568(lines 568 870) no Hoare annotation was computed. [2019-11-28 16:14:14,596 INFO L246 CegarLoopResult]: For program point L172(line 172) no Hoare annotation was computed. [2019-11-28 16:14:14,597 INFO L246 CegarLoopResult]: For program point L106(line 106) no Hoare annotation was computed. [2019-11-28 16:14:14,597 INFO L246 CegarLoopResult]: For program point L40(line 40) no Hoare annotation was computed. [2019-11-28 16:14:14,597 INFO L246 CegarLoopResult]: For program point L305(lines 305 870) no Hoare annotation was computed. [2019-11-28 16:14:14,597 INFO L246 CegarLoopResult]: For program point L438(lines 438 870) no Hoare annotation was computed. [2019-11-28 16:14:14,598 INFO L246 CegarLoopResult]: For program point L372(lines 372 870) no Hoare annotation was computed. [2019-11-28 16:14:14,598 INFO L246 CegarLoopResult]: For program point L174-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,598 INFO L246 CegarLoopResult]: For program point L108-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,598 INFO L246 CegarLoopResult]: For program point L42-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,599 INFO L246 CegarLoopResult]: For program point L241(lines 241 870) no Hoare annotation was computed. [2019-11-28 16:14:14,599 INFO L246 CegarLoopResult]: For program point L175(line 175) no Hoare annotation was computed. [2019-11-28 16:14:14,599 INFO L246 CegarLoopResult]: For program point L109(line 109) no Hoare annotation was computed. [2019-11-28 16:14:14,600 INFO L246 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-28 16:14:14,600 INFO L246 CegarLoopResult]: For program point L638(lines 638 870) no Hoare annotation was computed. [2019-11-28 16:14:14,600 INFO L246 CegarLoopResult]: For program point L506(lines 506 870) no Hoare annotation was computed. [2019-11-28 16:14:14,601 INFO L246 CegarLoopResult]: For program point L837(lines 837 870) no Hoare annotation was computed. [2019-11-28 16:14:14,601 INFO L246 CegarLoopResult]: For program point L771(lines 771 870) no Hoare annotation was computed. [2019-11-28 16:14:14,601 INFO L246 CegarLoopResult]: For program point L573(lines 573 870) no Hoare annotation was computed. [2019-11-28 16:14:14,601 INFO L246 CegarLoopResult]: For program point L177-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,602 INFO L246 CegarLoopResult]: For program point L111-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,602 INFO L246 CegarLoopResult]: For program point L45-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,602 INFO L246 CegarLoopResult]: For program point L706(lines 706 870) no Hoare annotation was computed. [2019-11-28 16:14:14,603 INFO L246 CegarLoopResult]: For program point L178(line 178) no Hoare annotation was computed. [2019-11-28 16:14:14,603 INFO L246 CegarLoopResult]: For program point L112(line 112) no Hoare annotation was computed. [2019-11-28 16:14:14,603 INFO L246 CegarLoopResult]: For program point L46(line 46) no Hoare annotation was computed. [2019-11-28 16:14:14,603 INFO L246 CegarLoopResult]: For program point L311(lines 311 870) no Hoare annotation was computed. [2019-11-28 16:14:14,604 INFO L246 CegarLoopResult]: For program point L444(lines 444 870) no Hoare annotation was computed. [2019-11-28 16:14:14,604 INFO L246 CegarLoopResult]: For program point L378(lines 378 870) no Hoare annotation was computed. [2019-11-28 16:14:14,604 INFO L246 CegarLoopResult]: For program point L180-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,604 INFO L246 CegarLoopResult]: For program point L114-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,605 INFO L246 CegarLoopResult]: For program point L48-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,605 INFO L246 CegarLoopResult]: For program point L247(lines 247 870) no Hoare annotation was computed. [2019-11-28 16:14:14,605 INFO L246 CegarLoopResult]: For program point L181(line 181) no Hoare annotation was computed. [2019-11-28 16:14:14,605 INFO L246 CegarLoopResult]: For program point L115(line 115) no Hoare annotation was computed. [2019-11-28 16:14:14,606 INFO L246 CegarLoopResult]: For program point L49(line 49) no Hoare annotation was computed. [2019-11-28 16:14:14,606 INFO L246 CegarLoopResult]: For program point L842(lines 842 870) no Hoare annotation was computed. [2019-11-28 16:14:14,606 INFO L246 CegarLoopResult]: For program point L644(lines 644 870) no Hoare annotation was computed. [2019-11-28 16:14:14,607 INFO L246 CegarLoopResult]: For program point L512(lines 512 870) no Hoare annotation was computed. [2019-11-28 16:14:14,607 INFO L246 CegarLoopResult]: For program point L777(lines 777 870) no Hoare annotation was computed. [2019-11-28 16:14:14,607 INFO L246 CegarLoopResult]: For program point L579(lines 579 870) no Hoare annotation was computed. [2019-11-28 16:14:14,607 INFO L246 CegarLoopResult]: For program point L183-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,608 INFO L246 CegarLoopResult]: For program point L117-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,608 INFO L246 CegarLoopResult]: For program point L51-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,608 INFO L246 CegarLoopResult]: For program point L712(lines 712 870) no Hoare annotation was computed. [2019-11-28 16:14:14,608 INFO L246 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2019-11-28 16:14:14,608 INFO L246 CegarLoopResult]: For program point L118(line 118) no Hoare annotation was computed. [2019-11-28 16:14:14,609 INFO L246 CegarLoopResult]: For program point L52(line 52) no Hoare annotation was computed. [2019-11-28 16:14:14,609 INFO L246 CegarLoopResult]: For program point L449(lines 449 870) no Hoare annotation was computed. [2019-11-28 16:14:14,609 INFO L246 CegarLoopResult]: For program point L317(lines 317 870) no Hoare annotation was computed. [2019-11-28 16:14:14,609 INFO L246 CegarLoopResult]: For program point L384(lines 384 870) no Hoare annotation was computed. [2019-11-28 16:14:14,610 INFO L246 CegarLoopResult]: For program point L252(lines 252 870) no Hoare annotation was computed. [2019-11-28 16:14:14,610 INFO L246 CegarLoopResult]: For program point L186-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,610 INFO L246 CegarLoopResult]: For program point L120-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,610 INFO L246 CegarLoopResult]: For program point L54-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,610 INFO L246 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2019-11-28 16:14:14,611 INFO L246 CegarLoopResult]: For program point L121(line 121) no Hoare annotation was computed. [2019-11-28 16:14:14,611 INFO L246 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-28 16:14:14,611 INFO L246 CegarLoopResult]: For program point L848(lines 848 870) no Hoare annotation was computed. [2019-11-28 16:14:14,611 INFO L246 CegarLoopResult]: For program point L650(lines 650 870) no Hoare annotation was computed. [2019-11-28 16:14:14,611 INFO L246 CegarLoopResult]: For program point L518(lines 518 870) no Hoare annotation was computed. [2019-11-28 16:14:14,612 INFO L246 CegarLoopResult]: For program point L783(lines 783 870) no Hoare annotation was computed. [2019-11-28 16:14:14,612 INFO L246 CegarLoopResult]: For program point L585(lines 585 870) no Hoare annotation was computed. [2019-11-28 16:14:14,612 INFO L246 CegarLoopResult]: For program point L189-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,612 INFO L246 CegarLoopResult]: For program point L123-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,612 INFO L246 CegarLoopResult]: For program point L57-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,613 INFO L246 CegarLoopResult]: For program point L718(lines 718 870) no Hoare annotation was computed. [2019-11-28 16:14:14,613 INFO L246 CegarLoopResult]: For program point L454(lines 454 870) no Hoare annotation was computed. [2019-11-28 16:14:14,613 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 16:14:14,613 INFO L246 CegarLoopResult]: For program point L190(line 190) no Hoare annotation was computed. [2019-11-28 16:14:14,613 INFO L246 CegarLoopResult]: For program point L124(line 124) no Hoare annotation was computed. [2019-11-28 16:14:14,614 INFO L246 CegarLoopResult]: For program point L58(line 58) no Hoare annotation was computed. [2019-11-28 16:14:14,614 INFO L246 CegarLoopResult]: For program point L323(lines 323 870) no Hoare annotation was computed. [2019-11-28 16:14:14,614 INFO L246 CegarLoopResult]: For program point L390(lines 390 870) no Hoare annotation was computed. [2019-11-28 16:14:14,614 INFO L246 CegarLoopResult]: For program point L258(lines 258 870) no Hoare annotation was computed. [2019-11-28 16:14:14,615 INFO L246 CegarLoopResult]: For program point L192-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,615 INFO L246 CegarLoopResult]: For program point L126-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,615 INFO L246 CegarLoopResult]: For program point L60-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,616 INFO L246 CegarLoopResult]: For program point L193(line 193) no Hoare annotation was computed. [2019-11-28 16:14:14,616 INFO L246 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2019-11-28 16:14:14,616 INFO L246 CegarLoopResult]: For program point L61(line 61) no Hoare annotation was computed. [2019-11-28 16:14:14,617 INFO L246 CegarLoopResult]: For program point L854(lines 854 870) no Hoare annotation was computed. [2019-11-28 16:14:14,624 INFO L246 CegarLoopResult]: For program point L656(lines 656 870) no Hoare annotation was computed. [2019-11-28 16:14:14,624 INFO L246 CegarLoopResult]: For program point L524(lines 524 870) no Hoare annotation was computed. [2019-11-28 16:14:14,625 INFO L246 CegarLoopResult]: For program point L789(lines 789 870) no Hoare annotation was computed. [2019-11-28 16:14:14,625 INFO L246 CegarLoopResult]: For program point L591(lines 591 870) no Hoare annotation was computed. [2019-11-28 16:14:14,625 INFO L246 CegarLoopResult]: For program point L195-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,625 INFO L246 CegarLoopResult]: For program point L129-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,626 INFO L246 CegarLoopResult]: For program point L63-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,626 INFO L246 CegarLoopResult]: For program point L724(lines 724 870) no Hoare annotation was computed. [2019-11-28 16:14:14,626 INFO L246 CegarLoopResult]: For program point L460(lines 460 870) no Hoare annotation was computed. [2019-11-28 16:14:14,627 INFO L246 CegarLoopResult]: For program point L196(line 196) no Hoare annotation was computed. [2019-11-28 16:14:14,627 INFO L246 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2019-11-28 16:14:14,627 INFO L246 CegarLoopResult]: For program point L64(line 64) no Hoare annotation was computed. [2019-11-28 16:14:14,627 INFO L246 CegarLoopResult]: For program point L329(lines 329 870) no Hoare annotation was computed. [2019-11-28 16:14:14,628 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-28 16:14:14,628 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 166) no Hoare annotation was computed. [2019-11-28 16:14:14,628 INFO L246 CegarLoopResult]: For program point L396(lines 396 870) no Hoare annotation was computed. [2019-11-28 16:14:14,629 INFO L246 CegarLoopResult]: For program point L264(lines 264 870) no Hoare annotation was computed. [2019-11-28 16:14:14,630 INFO L246 CegarLoopResult]: For program point L198-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,630 INFO L246 CegarLoopResult]: For program point L132-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,630 INFO L246 CegarLoopResult]: For program point L66-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,631 INFO L246 CegarLoopResult]: For program point L859(lines 859 870) no Hoare annotation was computed. [2019-11-28 16:14:14,631 INFO L246 CegarLoopResult]: For program point L199(line 199) no Hoare annotation was computed. [2019-11-28 16:14:14,631 INFO L246 CegarLoopResult]: For program point L133(line 133) no Hoare annotation was computed. [2019-11-28 16:14:14,632 INFO L246 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-28 16:14:14,632 INFO L246 CegarLoopResult]: For program point L662(lines 662 870) no Hoare annotation was computed. [2019-11-28 16:14:14,632 INFO L246 CegarLoopResult]: For program point L530(lines 530 870) no Hoare annotation was computed. [2019-11-28 16:14:14,632 INFO L246 CegarLoopResult]: For program point L795(lines 795 870) no Hoare annotation was computed. [2019-11-28 16:14:14,633 INFO L246 CegarLoopResult]: For program point L597(lines 597 870) no Hoare annotation was computed. [2019-11-28 16:14:14,633 INFO L246 CegarLoopResult]: For program point L201-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,633 INFO L246 CegarLoopResult]: For program point L135-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,634 INFO L246 CegarLoopResult]: For program point L69-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,634 INFO L246 CegarLoopResult]: For program point L730(lines 730 870) no Hoare annotation was computed. [2019-11-28 16:14:14,634 INFO L246 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2019-11-28 16:14:14,635 INFO L246 CegarLoopResult]: For program point L136(line 136) no Hoare annotation was computed. [2019-11-28 16:14:14,638 INFO L246 CegarLoopResult]: For program point L70(line 70) no Hoare annotation was computed. [2019-11-28 16:14:14,638 INFO L246 CegarLoopResult]: For program point L467(lines 467 870) no Hoare annotation was computed. [2019-11-28 16:14:14,639 INFO L246 CegarLoopResult]: For program point L335(lines 335 870) no Hoare annotation was computed. [2019-11-28 16:14:14,639 INFO L246 CegarLoopResult]: For program point L269(lines 269 870) no Hoare annotation was computed. [2019-11-28 16:14:14,639 INFO L246 CegarLoopResult]: For program point L402(lines 402 870) no Hoare annotation was computed. [2019-11-28 16:14:14,640 INFO L246 CegarLoopResult]: For program point L138-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,640 INFO L246 CegarLoopResult]: For program point L72-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,640 INFO L246 CegarLoopResult]: For program point L865(lines 865 870) no Hoare annotation was computed. [2019-11-28 16:14:14,641 INFO L246 CegarLoopResult]: For program point L139(line 139) no Hoare annotation was computed. [2019-11-28 16:14:14,641 INFO L246 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-28 16:14:14,641 INFO L246 CegarLoopResult]: For program point L668(lines 668 870) no Hoare annotation was computed. [2019-11-28 16:14:14,641 INFO L246 CegarLoopResult]: For program point L536(lines 536 870) no Hoare annotation was computed. [2019-11-28 16:14:14,642 INFO L246 CegarLoopResult]: For program point L801(lines 801 870) no Hoare annotation was computed. [2019-11-28 16:14:14,642 INFO L246 CegarLoopResult]: For program point L735(lines 735 870) no Hoare annotation was computed. [2019-11-28 16:14:14,642 INFO L246 CegarLoopResult]: For program point L603(lines 603 870) no Hoare annotation was computed. [2019-11-28 16:14:14,643 INFO L246 CegarLoopResult]: For program point L141-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,643 INFO L246 CegarLoopResult]: For program point L75-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,643 INFO L246 CegarLoopResult]: For program point L472(lines 472 870) no Hoare annotation was computed. [2019-11-28 16:14:14,644 INFO L246 CegarLoopResult]: For program point L142(line 142) no Hoare annotation was computed. [2019-11-28 16:14:14,644 INFO L246 CegarLoopResult]: For program point L76(line 76) no Hoare annotation was computed. [2019-11-28 16:14:14,644 INFO L246 CegarLoopResult]: For program point L341(lines 341 870) no Hoare annotation was computed. [2019-11-28 16:14:14,644 INFO L246 CegarLoopResult]: For program point L275(lines 275 870) no Hoare annotation was computed. [2019-11-28 16:14:14,645 INFO L246 CegarLoopResult]: For program point L408(lines 408 870) no Hoare annotation was computed. [2019-11-28 16:14:14,645 INFO L246 CegarLoopResult]: For program point L144-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,645 INFO L246 CegarLoopResult]: For program point L78-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,648 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))) [2019-11-28 16:14:14,648 INFO L246 CegarLoopResult]: For program point L541(lines 541 870) no Hoare annotation was computed. [2019-11-28 16:14:14,648 INFO L246 CegarLoopResult]: For program point L211(lines 211 870) no Hoare annotation was computed. [2019-11-28 16:14:14,649 INFO L246 CegarLoopResult]: For program point L145(line 145) no Hoare annotation was computed. [2019-11-28 16:14:14,649 INFO L246 CegarLoopResult]: For program point L79(line 79) no Hoare annotation was computed. [2019-11-28 16:14:14,649 INFO L246 CegarLoopResult]: For program point L674(lines 674 870) no Hoare annotation was computed. [2019-11-28 16:14:14,650 INFO L246 CegarLoopResult]: For program point L807(lines 807 870) no Hoare annotation was computed. [2019-11-28 16:14:14,650 INFO L246 CegarLoopResult]: For program point L741(lines 741 870) no Hoare annotation was computed. [2019-11-28 16:14:14,650 INFO L246 CegarLoopResult]: For program point L609(lines 609 870) no Hoare annotation was computed. [2019-11-28 16:14:14,651 INFO L246 CegarLoopResult]: For program point L147-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,651 INFO L246 CegarLoopResult]: For program point L81-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,651 INFO L249 CegarLoopResult]: At program point L874(lines 874 890) the Hoare annotation is: true [2019-11-28 16:14:14,651 INFO L246 CegarLoopResult]: For program point L478(lines 478 870) no Hoare annotation was computed. [2019-11-28 16:14:14,652 INFO L246 CegarLoopResult]: For program point L280(lines 280 870) no Hoare annotation was computed. [2019-11-28 16:14:14,652 INFO L246 CegarLoopResult]: For program point L148(line 148) no Hoare annotation was computed. [2019-11-28 16:14:14,652 INFO L246 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2019-11-28 16:14:14,652 INFO L246 CegarLoopResult]: For program point L677(lines 677 870) no Hoare annotation was computed. [2019-11-28 16:14:14,653 INFO L246 CegarLoopResult]: For program point L347(lines 347 870) no Hoare annotation was computed. [2019-11-28 16:14:14,653 INFO L246 CegarLoopResult]: For program point L414(lines 414 870) no Hoare annotation was computed. [2019-11-28 16:14:14,653 INFO L246 CegarLoopResult]: For program point L150-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,653 INFO L246 CegarLoopResult]: For program point L84-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,654 INFO L246 CegarLoopResult]: For program point L547(lines 547 870) no Hoare annotation was computed. [2019-11-28 16:14:14,654 INFO L246 CegarLoopResult]: For program point L217(lines 217 870) no Hoare annotation was computed. [2019-11-28 16:14:14,654 INFO L246 CegarLoopResult]: For program point L151(line 151) no Hoare annotation was computed. [2019-11-28 16:14:14,655 INFO L246 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-28 16:14:14,655 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 16:14:14,655 INFO L246 CegarLoopResult]: For program point L747(lines 747 870) no Hoare annotation was computed. [2019-11-28 16:14:14,655 INFO L246 CegarLoopResult]: For program point L615(lines 615 870) no Hoare annotation was computed. [2019-11-28 16:14:14,656 INFO L246 CegarLoopResult]: For program point L153-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,656 INFO L246 CegarLoopResult]: For program point L87-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,656 INFO L246 CegarLoopResult]: For program point L21(lines 21 23) no Hoare annotation was computed. [2019-11-28 16:14:14,656 INFO L246 CegarLoopResult]: For program point L21-2(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,656 INFO L246 CegarLoopResult]: For program point L814(lines 814 870) no Hoare annotation was computed. [2019-11-28 16:14:14,657 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))) [2019-11-28 16:14:14,657 INFO L246 CegarLoopResult]: For program point L484(lines 484 870) no Hoare annotation was computed. [2019-11-28 16:14:14,657 INFO L246 CegarLoopResult]: For program point L286(lines 286 870) no Hoare annotation was computed. [2019-11-28 16:14:14,657 INFO L246 CegarLoopResult]: For program point L154(line 154) no Hoare annotation was computed. [2019-11-28 16:14:14,658 INFO L246 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2019-11-28 16:14:14,658 INFO L246 CegarLoopResult]: For program point L22(line 22) no Hoare annotation was computed. [2019-11-28 16:14:14,658 INFO L246 CegarLoopResult]: For program point L683(lines 683 870) no Hoare annotation was computed. [2019-11-28 16:14:14,658 INFO L246 CegarLoopResult]: For program point L353(lines 353 870) no Hoare annotation was computed. [2019-11-28 16:14:14,658 INFO L246 CegarLoopResult]: For program point L552(lines 552 870) no Hoare annotation was computed. [2019-11-28 16:14:14,659 INFO L246 CegarLoopResult]: For program point L420(lines 420 870) no Hoare annotation was computed. [2019-11-28 16:14:14,659 INFO L246 CegarLoopResult]: For program point L156-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,659 INFO L246 CegarLoopResult]: For program point L90-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,659 INFO L246 CegarLoopResult]: For program point L24-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,659 INFO L246 CegarLoopResult]: For program point L223(lines 223 870) no Hoare annotation was computed. [2019-11-28 16:14:14,660 INFO L246 CegarLoopResult]: For program point L157(line 157) no Hoare annotation was computed. [2019-11-28 16:14:14,660 INFO L246 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2019-11-28 16:14:14,660 INFO L246 CegarLoopResult]: For program point L25(line 25) no Hoare annotation was computed. [2019-11-28 16:14:14,660 INFO L246 CegarLoopResult]: For program point L752(lines 752 870) no Hoare annotation was computed. [2019-11-28 16:14:14,660 INFO L246 CegarLoopResult]: For program point L885(line 885) no Hoare annotation was computed. [2019-11-28 16:14:14,660 INFO L246 CegarLoopResult]: For program point L819(lines 819 870) no Hoare annotation was computed. [2019-11-28 16:14:14,661 INFO L246 CegarLoopResult]: For program point L621(lines 621 870) no Hoare annotation was computed. [2019-11-28 16:14:14,661 INFO L246 CegarLoopResult]: For program point L555(lines 555 870) no Hoare annotation was computed. [2019-11-28 16:14:14,661 INFO L246 CegarLoopResult]: For program point L159-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,661 INFO L246 CegarLoopResult]: For program point L93-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,669 INFO L246 CegarLoopResult]: For program point L27-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,669 INFO L246 CegarLoopResult]: For program point L688(lines 688 870) no Hoare annotation was computed. [2019-11-28 16:14:14,669 INFO L246 CegarLoopResult]: For program point L490(lines 490 870) no Hoare annotation was computed. [2019-11-28 16:14:14,670 INFO L246 CegarLoopResult]: For program point L160(line 160) no Hoare annotation was computed. [2019-11-28 16:14:14,670 INFO L246 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-28 16:14:14,670 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 16:14:14,671 INFO L246 CegarLoopResult]: For program point L28(line 28) no Hoare annotation was computed. [2019-11-28 16:14:14,671 INFO L246 CegarLoopResult]: For program point L359(lines 359 870) no Hoare annotation was computed. [2019-11-28 16:14:14,671 INFO L246 CegarLoopResult]: For program point L293(lines 293 870) no Hoare annotation was computed. [2019-11-28 16:14:14,672 INFO L246 CegarLoopResult]: For program point L426(lines 426 870) no Hoare annotation was computed. [2019-11-28 16:14:14,672 INFO L246 CegarLoopResult]: For program point L162-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,672 INFO L246 CegarLoopResult]: For program point L96-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,672 INFO L246 CegarLoopResult]: For program point L30-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,673 INFO L246 CegarLoopResult]: For program point L229(lines 229 870) no Hoare annotation was computed. [2019-11-28 16:14:14,673 INFO L246 CegarLoopResult]: For program point L163(line 163) no Hoare annotation was computed. [2019-11-28 16:14:14,673 INFO L246 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-28 16:14:14,674 INFO L246 CegarLoopResult]: For program point L31(line 31) no Hoare annotation was computed. [2019-11-28 16:14:14,674 INFO L246 CegarLoopResult]: For program point L758(lines 758 870) no Hoare annotation was computed. [2019-11-28 16:14:14,674 INFO L246 CegarLoopResult]: For program point L626(lines 626 870) no Hoare annotation was computed. [2019-11-28 16:14:14,674 INFO L246 CegarLoopResult]: For program point L825(lines 825 870) no Hoare annotation was computed. [2019-11-28 16:14:14,675 INFO L246 CegarLoopResult]: For program point L561(lines 561 870) no Hoare annotation was computed. [2019-11-28 16:14:14,675 INFO L246 CegarLoopResult]: For program point L495(lines 495 870) no Hoare annotation was computed. [2019-11-28 16:14:14,675 INFO L246 CegarLoopResult]: For program point L165-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,676 INFO L246 CegarLoopResult]: For program point L99-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,676 INFO L246 CegarLoopResult]: For program point L33-1(lines 20 872) no Hoare annotation was computed. [2019-11-28 16:14:14,676 INFO L246 CegarLoopResult]: For program point L694(lines 694 870) no Hoare annotation was computed. [2019-11-28 16:14:14,676 INFO L246 CegarLoopResult]: For program point L166(line 166) no Hoare annotation was computed. [2019-11-28 16:14:14,677 INFO L246 CegarLoopResult]: For program point L100(line 100) no Hoare annotation was computed. [2019-11-28 16:14:14,677 INFO L246 CegarLoopResult]: For program point L34(line 34) no Hoare annotation was computed. [2019-11-28 16:14:14,677 INFO L246 CegarLoopResult]: For program point L299(lines 299 870) no Hoare annotation was computed. [2019-11-28 16:14:14,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 04:14:14 BoogieIcfgContainer [2019-11-28 16:14:14,714 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 16:14:14,715 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 16:14:14,715 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 16:14:14,715 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 16:14:14,716 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:14:02" (3/4) ... [2019-11-28 16:14:14,720 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 16:14:14,759 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-28 16:14:14,761 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 16:14:15,052 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 16:14:15,053 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 16:14:15,056 INFO L168 Benchmark]: Toolchain (without parser) took 14757.46 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 423.6 MB). Free memory was 946.9 MB in the beginning and 803.6 MB in the end (delta: 143.4 MB). Peak memory consumption was 567.0 MB. Max. memory is 11.5 GB. [2019-11-28 16:14:15,057 INFO L168 Benchmark]: CDTParser took 0.35 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. [2019-11-28 16:14:15,057 INFO L168 Benchmark]: CACSL2BoogieTranslator took 883.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -141.6 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. [2019-11-28 16:14:15,058 INFO L168 Benchmark]: Boogie Procedure Inliner took 140.23 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 16:14:15,059 INFO L168 Benchmark]: Boogie Preprocessor took 132.59 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2019-11-28 16:14:15,060 INFO L168 Benchmark]: RCFGBuilder took 1527.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 947.9 MB in the end (delta: 127.1 MB). Peak memory consumption was 127.1 MB. Max. memory is 11.5 GB. [2019-11-28 16:14:15,060 INFO L168 Benchmark]: TraceAbstraction took 11725.99 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 294.6 MB). Free memory was 947.9 MB in the beginning and 827.6 MB in the end (delta: 120.2 MB). Peak memory consumption was 414.9 MB. Max. memory is 11.5 GB. [2019-11-28 16:14:15,061 INFO L168 Benchmark]: Witness Printer took 338.14 ms. Allocated memory is still 1.5 GB. Free memory was 827.6 MB in the beginning and 803.6 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 MB. Max. memory is 11.5 GB. [2019-11-28 16:14:15,065 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 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 883.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.0 MB). Free memory was 946.9 MB in the beginning and 1.1 GB in the end (delta: -141.6 MB). Peak memory consumption was 21.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 140.23 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 132.59 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: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1527.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 947.9 MB in the end (delta: 127.1 MB). Peak memory consumption was 127.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11725.99 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 294.6 MB). Free memory was 947.9 MB in the beginning and 827.6 MB in the end (delta: 120.2 MB). Peak memory consumption was 414.9 MB. Max. memory is 11.5 GB. * Witness Printer took 338.14 ms. Allocated memory is still 1.5 GB. Free memory was 827.6 MB in the beginning and 803.6 MB in the end (delta: 24.0 MB). Peak memory consumption was 24.0 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: 11.2s, OverallIterations: 6, TraceHistogramMax: 4, AutomataDifference: 7.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 977 SDtfs, 1392 SDslu, 48 SDs, 0 SdLazy, 4235 SolverSat, 1018 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.7s 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: 0.4s 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, 1.1s 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...