./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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/bitvector/s3_srvr_2a_alt.BV.c.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c44a8f5e35fc1ee5ca6d97a995b7f7e9f785e1a5 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 20:27:07,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 20:27:07,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 20:27:07,304 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 20:27:07,304 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 20:27:07,307 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 20:27:07,309 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 20:27:07,320 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 20:27:07,325 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 20:27:07,329 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 20:27:07,330 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 20:27:07,333 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 20:27:07,333 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 20:27:07,337 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 20:27:07,338 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 20:27:07,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 20:27:07,341 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 20:27:07,343 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 20:27:07,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 20:27:07,349 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 20:27:07,353 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 20:27:07,357 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 20:27:07,360 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 20:27:07,361 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 20:27:07,365 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 20:27:07,365 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 20:27:07,366 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 20:27:07,367 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 20:27:07,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 20:27:07,369 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 20:27:07,369 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 20:27:07,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 20:27:07,371 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 20:27:07,372 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 20:27:07,373 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 20:27:07,374 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 20:27:07,375 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 20:27:07,375 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 20:27:07,375 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 20:27:07,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 20:27:07,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 20:27:07,378 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2019-11-28 20:27:07,403 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 20:27:07,404 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 20:27:07,407 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 20:27:07,407 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 20:27:07,407 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 20:27:07,408 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 20:27:07,408 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 20:27:07,408 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 20:27:07,409 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 20:27:07,409 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 20:27:07,410 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 20:27:07,410 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 20:27:07,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 20:27:07,411 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 20:27:07,411 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-28 20:27:07,411 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 20:27:07,412 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 20:27:07,412 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 20:27:07,412 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 20:27:07,413 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 20:27:07,413 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 20:27:07,413 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 20:27:07,413 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 20:27:07,414 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 20:27:07,414 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 20:27:07,415 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 20:27:07,415 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 20:27:07,415 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 20:27:07,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 20:27:07,416 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 20:27:07,416 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 20:27:07,416 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 ! overflow) ) 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 -> c44a8f5e35fc1ee5ca6d97a995b7f7e9f785e1a5 [2019-11-28 20:27:07,738 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 20:27:07,755 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 20:27:07,759 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 20:27:07,760 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 20:27:07,761 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 20:27:07,762 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c [2019-11-28 20:27:07,832 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d54507d8/c28bf5006f474d53814e4a1effb865b2/FLAG6e99b8f2a [2019-11-28 20:27:08,352 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 20:27:08,353 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_srvr_2a_alt.BV.c.cil.c [2019-11-28 20:27:08,366 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d54507d8/c28bf5006f474d53814e4a1effb865b2/FLAG6e99b8f2a [2019-11-28 20:27:08,664 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6d54507d8/c28bf5006f474d53814e4a1effb865b2 [2019-11-28 20:27:08,668 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 20:27:08,670 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 20:27:08,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 20:27:08,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 20:27:08,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 20:27:08,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:27:08" (1/1) ... [2019-11-28 20:27:08,679 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7bc5d2ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:08, skipping insertion in model container [2019-11-28 20:27:08,679 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:27:08" (1/1) ... [2019-11-28 20:27:08,687 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 20:27:08,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 20:27:09,040 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:27:09,154 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 20:27:09,251 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:27:09,268 INFO L208 MainTranslator]: Completed translation [2019-11-28 20:27:09,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:09 WrapperNode [2019-11-28 20:27:09,269 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 20:27:09,270 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 20:27:09,270 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 20:27:09,271 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 20:27:09,279 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:09" (1/1) ... [2019-11-28 20:27:09,288 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:09" (1/1) ... [2019-11-28 20:27:09,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 20:27:09,333 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 20:27:09,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 20:27:09,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 20:27:09,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:09" (1/1) ... [2019-11-28 20:27:09,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:09" (1/1) ... [2019-11-28 20:27:09,349 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:09" (1/1) ... [2019-11-28 20:27:09,350 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:09" (1/1) ... [2019-11-28 20:27:09,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:09" (1/1) ... [2019-11-28 20:27:09,384 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:09" (1/1) ... [2019-11-28 20:27:09,387 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:09" (1/1) ... [2019-11-28 20:27:09,391 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 20:27:09,392 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 20:27:09,392 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 20:27:09,392 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 20:27:09,393 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:09" (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 20:27:09,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 20:27:09,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 20:27:09,584 WARN L738 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2019-11-28 20:27:10,273 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2019-11-28 20:27:10,274 INFO L691 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2019-11-28 20:27:10,276 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 20:27:10,276 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-11-28 20:27:10,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:27:10 BoogieIcfgContainer [2019-11-28 20:27:10,278 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 20:27:10,279 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 20:27:10,279 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 20:27:10,282 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 20:27:10,283 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 08:27:08" (1/3) ... [2019-11-28 20:27:10,283 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6682f7b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:27:10, skipping insertion in model container [2019-11-28 20:27:10,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:27:09" (2/3) ... [2019-11-28 20:27:10,284 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6682f7b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:27:10, skipping insertion in model container [2019-11-28 20:27:10,284 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:27:10" (3/3) ... [2019-11-28 20:27:10,286 INFO L109 eAbstractionObserver]: Analyzing ICFG s3_srvr_2a_alt.BV.c.cil.c [2019-11-28 20:27:10,297 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 20:27:10,305 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2019-11-28 20:27:10,318 INFO L249 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2019-11-28 20:27:10,347 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 20:27:10,347 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 20:27:10,348 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 20:27:10,348 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 20:27:10,348 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 20:27:10,348 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 20:27:10,348 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 20:27:10,349 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 20:27:10,368 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states. [2019-11-28 20:27:10,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-11-28 20:27:10,375 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 20:27:10,376 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-28 20:27:10,377 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-11-28 20:27:10,383 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:27:10,383 INFO L82 PathProgramCache]: Analyzing trace with hash -1287811668, now seen corresponding path program 1 times [2019-11-28 20:27:10,393 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:27:10,393 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079582420] [2019-11-28 20:27:10,394 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:27:10,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:27:10,549 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 20:27:10,550 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079582420] [2019-11-28 20:27:10,551 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 20:27:10,553 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-28 20:27:10,555 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2031998836] [2019-11-28 20:27:10,566 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 20:27:10,567 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 20:27:10,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 20:27:10,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 20:27:10,587 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 2 states. [2019-11-28 20:27:10,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 20:27:10,627 INFO L93 Difference]: Finished difference Result 269 states and 456 transitions. [2019-11-28 20:27:10,628 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 20:27:10,629 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-11-28 20:27:10,630 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 20:27:10,635 INFO L225 Difference]: With dead ends: 269 [2019-11-28 20:27:10,635 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 20:27:10,639 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 20:27:10,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 20:27:10,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 20:27:10,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 20:27:10,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 20:27:10,666 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 16 [2019-11-28 20:27:10,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 20:27:10,666 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 20:27:10,666 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 20:27:10,667 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 20:27:10,667 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 20:27:10,669 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 20:27:10,722 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 267) no Hoare annotation was computed. [2019-11-28 20:27:10,722 INFO L246 CegarLoopResult]: For program point L267(line 267) no Hoare annotation was computed. [2019-11-28 20:27:10,722 INFO L246 CegarLoopResult]: For program point L267-1(line 267) no Hoare annotation was computed. [2019-11-28 20:27:10,722 INFO L249 CegarLoopResult]: At program point L168(lines 167 605) the Hoare annotation is: true [2019-11-28 20:27:10,723 INFO L249 CegarLoopResult]: At program point L135(lines 128 618) the Hoare annotation is: true [2019-11-28 20:27:10,723 INFO L246 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2019-11-28 20:27:10,723 INFO L246 CegarLoopResult]: For program point L631(lines 631 635) no Hoare annotation was computed. [2019-11-28 20:27:10,723 INFO L246 CegarLoopResult]: For program point L203(lines 203 593) no Hoare annotation was computed. [2019-11-28 20:27:10,723 INFO L246 CegarLoopResult]: For program point L170(lines 170 604) no Hoare annotation was computed. [2019-11-28 20:27:10,724 INFO L246 CegarLoopResult]: For program point L137(lines 137 615) no Hoare annotation was computed. [2019-11-28 20:27:10,724 INFO L246 CegarLoopResult]: For program point L104(lines 104 626) no Hoare annotation was computed. [2019-11-28 20:27:10,724 INFO L246 CegarLoopResult]: For program point L336(lines 336 340) no Hoare annotation was computed. [2019-11-28 20:27:10,724 INFO L249 CegarLoopResult]: At program point L204(lines 200 594) the Hoare annotation is: true [2019-11-28 20:27:10,724 INFO L249 CegarLoopResult]: At program point L105(lines 104 626) the Hoare annotation is: true [2019-11-28 20:27:10,724 INFO L246 CegarLoopResult]: For program point L469(lines 469 480) no Hoare annotation was computed. [2019-11-28 20:27:10,725 INFO L246 CegarLoopResult]: For program point L436(lines 436 440) no Hoare annotation was computed. [2019-11-28 20:27:10,725 INFO L249 CegarLoopResult]: At program point L370(lines 353 388) the Hoare annotation is: true [2019-11-28 20:27:10,725 INFO L249 CegarLoopResult]: At program point L404(lines 395 426) the Hoare annotation is: true [2019-11-28 20:27:10,725 INFO L246 CegarLoopResult]: For program point L239(lines 239 244) no Hoare annotation was computed. [2019-11-28 20:27:10,725 INFO L246 CegarLoopResult]: For program point L206(lines 206 592) no Hoare annotation was computed. [2019-11-28 20:27:10,726 INFO L246 CegarLoopResult]: For program point L173(lines 173 603) no Hoare annotation was computed. [2019-11-28 20:27:10,726 INFO L246 CegarLoopResult]: For program point L140(lines 140 614) no Hoare annotation was computed. [2019-11-28 20:27:10,726 INFO L246 CegarLoopResult]: For program point L107(lines 107 625) no Hoare annotation was computed. [2019-11-28 20:27:10,726 INFO L246 CegarLoopResult]: For program point L372(lines 372 376) no Hoare annotation was computed. [2019-11-28 20:27:10,726 INFO L249 CegarLoopResult]: At program point L207(lines 206 592) the Hoare annotation is: true [2019-11-28 20:27:10,726 INFO L249 CegarLoopResult]: At program point L174(lines 170 604) the Hoare annotation is: true [2019-11-28 20:27:10,727 INFO L249 CegarLoopResult]: At program point L141(lines 137 615) the Hoare annotation is: true [2019-11-28 20:27:10,727 INFO L246 CegarLoopResult]: For program point L75(lines 75 83) no Hoare annotation was computed. [2019-11-28 20:27:10,727 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 265) no Hoare annotation was computed. [2019-11-28 20:27:10,727 INFO L246 CegarLoopResult]: For program point L406(lines 406 412) no Hoare annotation was computed. [2019-11-28 20:27:10,727 INFO L246 CegarLoopResult]: For program point L572(lines 572 582) no Hoare annotation was computed. [2019-11-28 20:27:10,728 INFO L246 CegarLoopResult]: For program point L572-1(lines 572 582) no Hoare annotation was computed. [2019-11-28 20:27:10,728 INFO L246 CegarLoopResult]: For program point L473(lines 473 477) no Hoare annotation was computed. [2019-11-28 20:27:10,728 INFO L246 CegarLoopResult]: For program point L275(lines 275 279) no Hoare annotation was computed. [2019-11-28 20:27:10,728 INFO L246 CegarLoopResult]: For program point L176(lines 176 602) no Hoare annotation was computed. [2019-11-28 20:27:10,728 INFO L246 CegarLoopResult]: For program point L143(lines 143 613) no Hoare annotation was computed. [2019-11-28 20:27:10,728 INFO L246 CegarLoopResult]: For program point L110(lines 110 624) no Hoare annotation was computed. [2019-11-28 20:27:10,729 INFO L246 CegarLoopResult]: For program point L507(lines 507 511) no Hoare annotation was computed. [2019-11-28 20:27:10,729 INFO L246 CegarLoopResult]: For program point L309(lines 309 317) no Hoare annotation was computed. [2019-11-28 20:27:10,729 INFO L249 CegarLoopResult]: At program point L210(lines 209 591) the Hoare annotation is: true [2019-11-28 20:27:10,729 INFO L246 CegarLoopResult]: For program point L78(lines 78 82) no Hoare annotation was computed. [2019-11-28 20:27:10,729 INFO L246 CegarLoopResult]: For program point L78-2(lines 75 83) no Hoare annotation was computed. [2019-11-28 20:27:10,730 INFO L249 CegarLoopResult]: At program point L673(lines 66 675) the Hoare annotation is: true [2019-11-28 20:27:10,730 INFO L246 CegarLoopResult]: For program point L640(lines 640 646) no Hoare annotation was computed. [2019-11-28 20:27:10,730 INFO L246 CegarLoopResult]: For program point L541(lines 541 546) no Hoare annotation was computed. [2019-11-28 20:27:10,730 INFO L249 CegarLoopResult]: At program point L674(lines 9 676) the Hoare annotation is: true [2019-11-28 20:27:10,730 INFO L246 CegarLoopResult]: For program point L575(lines 575 579) no Hoare annotation was computed. [2019-11-28 20:27:10,731 INFO L246 CegarLoopResult]: For program point L179(lines 179 601) no Hoare annotation was computed. [2019-11-28 20:27:10,731 INFO L246 CegarLoopResult]: For program point L146(lines 146 612) no Hoare annotation was computed. [2019-11-28 20:27:10,731 INFO L246 CegarLoopResult]: For program point L113(lines 113 623) no Hoare annotation was computed. [2019-11-28 20:27:10,731 INFO L246 CegarLoopResult]: For program point L312(lines 312 316) no Hoare annotation was computed. [2019-11-28 20:27:10,731 INFO L246 CegarLoopResult]: For program point L312-2(lines 211 588) no Hoare annotation was computed. [2019-11-28 20:27:10,731 INFO L249 CegarLoopResult]: At program point L180(lines 176 602) the Hoare annotation is: true [2019-11-28 20:27:10,732 INFO L249 CegarLoopResult]: At program point L147(lines 143 613) the Hoare annotation is: true [2019-11-28 20:27:10,732 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 267) no Hoare annotation was computed. [2019-11-28 20:27:10,732 INFO L249 CegarLoopResult]: At program point L214(lines 107 625) the Hoare annotation is: true [2019-11-28 20:27:10,732 INFO L246 CegarLoopResult]: For program point L512(lines 512 516) no Hoare annotation was computed. [2019-11-28 20:27:10,733 INFO L246 CegarLoopResult]: For program point L512-2(lines 512 516) no Hoare annotation was computed. [2019-11-28 20:27:10,733 INFO L246 CegarLoopResult]: For program point L446-1(lines 446 458) no Hoare annotation was computed. [2019-11-28 20:27:10,733 INFO L246 CegarLoopResult]: For program point L182(lines 182 600) no Hoare annotation was computed. [2019-11-28 20:27:10,733 INFO L246 CegarLoopResult]: For program point L149(lines 149 611) no Hoare annotation was computed. [2019-11-28 20:27:10,733 INFO L246 CegarLoopResult]: For program point L116(lines 116 622) no Hoare annotation was computed. [2019-11-28 20:27:10,733 INFO L249 CegarLoopResult]: At program point L414(lines 405 425) the Hoare annotation is: true [2019-11-28 20:27:10,734 INFO L246 CegarLoopResult]: For program point L348(lines 348 352) no Hoare annotation was computed. [2019-11-28 20:27:10,734 INFO L246 CegarLoopResult]: For program point L348-2(lines 211 588) no Hoare annotation was computed. [2019-11-28 20:27:10,734 INFO L246 CegarLoopResult]: For program point L85(lines 85 93) no Hoare annotation was computed. [2019-11-28 20:27:10,734 INFO L246 CegarLoopResult]: For program point L85-1(lines 66 675) no Hoare annotation was computed. [2019-11-28 20:27:10,734 INFO L246 CegarLoopResult]: For program point L449(lines 449 454) no Hoare annotation was computed. [2019-11-28 20:27:10,734 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 20:27:10,735 INFO L246 CegarLoopResult]: For program point L185(lines 185 599) no Hoare annotation was computed. [2019-11-28 20:27:10,735 INFO L246 CegarLoopResult]: For program point L152(lines 152 610) no Hoare annotation was computed. [2019-11-28 20:27:10,735 INFO L246 CegarLoopResult]: For program point L119(lines 119 621) no Hoare annotation was computed. [2019-11-28 20:27:10,735 INFO L246 CegarLoopResult]: For program point L86(lines 86 90) no Hoare annotation was computed. [2019-11-28 20:27:10,735 INFO L246 CegarLoopResult]: For program point L417(lines 417 421) no Hoare annotation was computed. [2019-11-28 20:27:10,735 INFO L246 CegarLoopResult]: For program point L219(lines 219 223) no Hoare annotation was computed. [2019-11-28 20:27:10,736 INFO L249 CegarLoopResult]: At program point L186(lines 182 600) the Hoare annotation is: true [2019-11-28 20:27:10,736 INFO L249 CegarLoopResult]: At program point L153(lines 149 611) the Hoare annotation is: true [2019-11-28 20:27:10,736 INFO L246 CegarLoopResult]: For program point L219-2(lines 211 588) no Hoare annotation was computed. [2019-11-28 20:27:10,736 INFO L246 CegarLoopResult]: For program point L551(lines 551 555) no Hoare annotation was computed. [2019-11-28 20:27:10,736 INFO L246 CegarLoopResult]: For program point L485(lines 485 489) no Hoare annotation was computed. [2019-11-28 20:27:10,736 INFO L246 CegarLoopResult]: For program point L188(lines 188 598) no Hoare annotation was computed. [2019-11-28 20:27:10,737 INFO L246 CegarLoopResult]: For program point L155(lines 155 609) no Hoare annotation was computed. [2019-11-28 20:27:10,737 INFO L246 CegarLoopResult]: For program point L122(lines 122 620) no Hoare annotation was computed. [2019-11-28 20:27:10,737 INFO L249 CegarLoopResult]: At program point L552(lines 66 675) the Hoare annotation is: true [2019-11-28 20:27:10,737 INFO L249 CegarLoopResult]: At program point L123(lines 119 621) the Hoare annotation is: true [2019-11-28 20:27:10,737 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 20:27:10,737 INFO L246 CegarLoopResult]: For program point L256(lines 256 269) no Hoare annotation was computed. [2019-11-28 20:27:10,738 INFO L249 CegarLoopResult]: At program point L686(lines 677 688) the Hoare annotation is: true [2019-11-28 20:27:10,738 INFO L246 CegarLoopResult]: For program point L356(lines 356 387) no Hoare annotation was computed. [2019-11-28 20:27:10,738 INFO L246 CegarLoopResult]: For program point L323(lines 323 327) no Hoare annotation was computed. [2019-11-28 20:27:10,738 INFO L246 CegarLoopResult]: For program point L257(lines 257 262) no Hoare annotation was computed. [2019-11-28 20:27:10,738 INFO L246 CegarLoopResult]: For program point L323-2(lines 323 327) no Hoare annotation was computed. [2019-11-28 20:27:10,738 INFO L246 CegarLoopResult]: For program point L191(lines 191 597) no Hoare annotation was computed. [2019-11-28 20:27:10,739 INFO L246 CegarLoopResult]: For program point L158(lines 158 608) no Hoare annotation was computed. [2019-11-28 20:27:10,739 INFO L246 CegarLoopResult]: For program point L125(lines 125 619) no Hoare annotation was computed. [2019-11-28 20:27:10,739 INFO L246 CegarLoopResult]: For program point L522(lines 522 527) no Hoare annotation was computed. [2019-11-28 20:27:10,739 INFO L249 CegarLoopResult]: At program point L192(lines 188 598) the Hoare annotation is: true [2019-11-28 20:27:10,739 INFO L249 CegarLoopResult]: At program point L159(lines 155 609) the Hoare annotation is: true [2019-11-28 20:27:10,739 INFO L249 CegarLoopResult]: At program point L126(lines 125 619) the Hoare annotation is: true [2019-11-28 20:27:10,740 INFO L249 CegarLoopResult]: At program point L589(lines 101 657) the Hoare annotation is: true [2019-11-28 20:27:10,740 INFO L246 CegarLoopResult]: For program point L556(lines 556 560) no Hoare annotation was computed. [2019-11-28 20:27:10,740 INFO L246 CegarLoopResult]: For program point L292(lines 292 296) no Hoare annotation was computed. [2019-11-28 20:27:10,740 INFO L246 CegarLoopResult]: For program point L292-2(lines 211 588) no Hoare annotation was computed. [2019-11-28 20:27:10,740 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 264) no Hoare annotation was computed. [2019-11-28 20:27:10,740 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 20:27:10,741 INFO L246 CegarLoopResult]: For program point L359(lines 359 386) no Hoare annotation was computed. [2019-11-28 20:27:10,741 INFO L246 CegarLoopResult]: For program point L359-1(lines 359 386) no Hoare annotation was computed. [2019-11-28 20:27:10,741 INFO L246 CegarLoopResult]: For program point L194(lines 194 596) no Hoare annotation was computed. [2019-11-28 20:27:10,741 INFO L246 CegarLoopResult]: For program point L161(lines 161 607) no Hoare annotation was computed. [2019-11-28 20:27:10,741 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 265) no Hoare annotation was computed. [2019-11-28 20:27:10,742 INFO L246 CegarLoopResult]: For program point L128(lines 128 618) no Hoare annotation was computed. [2019-11-28 20:27:10,742 INFO L246 CegarLoopResult]: For program point L360(lines 360 383) no Hoare annotation was computed. [2019-11-28 20:27:10,742 INFO L249 CegarLoopResult]: At program point L658(lines 100 659) the Hoare annotation is: true [2019-11-28 20:27:10,742 INFO L246 CegarLoopResult]: For program point L395(lines 395 426) no Hoare annotation was computed. [2019-11-28 20:27:10,742 INFO L246 CegarLoopResult]: For program point L197(lines 197 595) no Hoare annotation was computed. [2019-11-28 20:27:10,742 INFO L246 CegarLoopResult]: For program point L164(lines 164 606) no Hoare annotation was computed. [2019-11-28 20:27:10,743 INFO L246 CegarLoopResult]: For program point L131(lines 131 617) no Hoare annotation was computed. [2019-11-28 20:27:10,743 INFO L246 CegarLoopResult]: For program point L627(lines 627 655) no Hoare annotation was computed. [2019-11-28 20:27:10,743 INFO L246 CegarLoopResult]: For program point L396(lines 396 402) no Hoare annotation was computed. [2019-11-28 20:27:10,743 INFO L246 CegarLoopResult]: For program point L363(lines 363 382) no Hoare annotation was computed. [2019-11-28 20:27:10,743 INFO L246 CegarLoopResult]: For program point L264(line 264) no Hoare annotation was computed. [2019-11-28 20:27:10,743 INFO L246 CegarLoopResult]: For program point L231(lines 231 248) no Hoare annotation was computed. [2019-11-28 20:27:10,743 INFO L249 CegarLoopResult]: At program point L198(lines 194 596) the Hoare annotation is: true [2019-11-28 20:27:10,744 INFO L249 CegarLoopResult]: At program point L165(lines 161 607) the Hoare annotation is: true [2019-11-28 20:27:10,744 INFO L246 CegarLoopResult]: For program point L231-2(lines 211 588) no Hoare annotation was computed. [2019-11-28 20:27:10,744 INFO L246 CegarLoopResult]: For program point L628(lines 628 652) no Hoare annotation was computed. [2019-11-28 20:27:10,744 INFO L246 CegarLoopResult]: For program point L562(lines 562 566) no Hoare annotation was computed. [2019-11-28 20:27:10,744 INFO L246 CegarLoopResult]: For program point L529(lines 529 533) no Hoare annotation was computed. [2019-11-28 20:27:10,744 INFO L246 CegarLoopResult]: For program point L496(lines 496 500) no Hoare annotation was computed. [2019-11-28 20:27:10,745 INFO L246 CegarLoopResult]: For program point L562-2(lines 562 566) no Hoare annotation was computed. [2019-11-28 20:27:10,745 INFO L246 CegarLoopResult]: For program point L529-2(lines 211 588) no Hoare annotation was computed. [2019-11-28 20:27:10,745 INFO L246 CegarLoopResult]: For program point L364(lines 364 368) no Hoare annotation was computed. [2019-11-28 20:27:10,745 INFO L246 CegarLoopResult]: For program point L364-2(lines 363 380) no Hoare annotation was computed. [2019-11-28 20:27:10,745 INFO L246 CegarLoopResult]: For program point L265(line 265) no Hoare annotation was computed. [2019-11-28 20:27:10,745 INFO L246 CegarLoopResult]: For program point L265-1(line 265) no Hoare annotation was computed. [2019-11-28 20:27:10,746 INFO L246 CegarLoopResult]: For program point L662(lines 662 666) no Hoare annotation was computed. [2019-11-28 20:27:10,746 INFO L246 CegarLoopResult]: For program point L629(lines 629 638) no Hoare annotation was computed. [2019-11-28 20:27:10,746 INFO L246 CegarLoopResult]: For program point L662-2(lines 662 666) no Hoare annotation was computed. [2019-11-28 20:27:10,746 INFO L246 CegarLoopResult]: For program point L629-2(lines 628 650) no Hoare annotation was computed. [2019-11-28 20:27:10,746 INFO L246 CegarLoopResult]: For program point L464(lines 464 468) no Hoare annotation was computed. [2019-11-28 20:27:10,746 INFO L246 CegarLoopResult]: For program point L332-1(lines 332 341) no Hoare annotation was computed. [2019-11-28 20:27:10,746 INFO L246 CegarLoopResult]: For program point L233(lines 233 238) no Hoare annotation was computed. [2019-11-28 20:27:10,747 INFO L246 CegarLoopResult]: For program point L200(lines 200 594) no Hoare annotation was computed. [2019-11-28 20:27:10,747 INFO L246 CegarLoopResult]: For program point L167(lines 167 605) no Hoare annotation was computed. [2019-11-28 20:27:10,747 INFO L246 CegarLoopResult]: For program point L134(lines 134 616) no Hoare annotation was computed. [2019-11-28 20:27:10,747 INFO L249 CegarLoopResult]: At program point L101-2(lines 101 657) the Hoare annotation is: true [2019-11-28 20:27:10,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 08:27:10 BoogieIcfgContainer [2019-11-28 20:27:10,760 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 20:27:10,761 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 20:27:10,761 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 20:27:10,761 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 20:27:10,762 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:27:10" (3/4) ... [2019-11-28 20:27:10,765 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 20:27:10,785 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-11-28 20:27:10,786 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-28 20:27:10,968 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 20:27:10,968 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 20:27:10,970 INFO L168 Benchmark]: Toolchain (without parser) took 2300.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 957.7 MB in the beginning and 1.0 GB in the end (delta: -55.3 MB). Peak memory consumption was 79.4 MB. Max. memory is 11.5 GB. [2019-11-28 20:27:10,971 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:27:10,971 INFO L168 Benchmark]: CACSL2BoogieTranslator took 598.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -166.0 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. [2019-11-28 20:27:10,972 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:27:10,972 INFO L168 Benchmark]: Boogie Preprocessor took 57.93 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: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 11.5 GB. [2019-11-28 20:27:10,973 INFO L168 Benchmark]: RCFGBuilder took 886.09 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: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 11.5 GB. [2019-11-28 20:27:10,973 INFO L168 Benchmark]: TraceAbstraction took 481.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 34.8 MB). Peak memory consumption was 34.8 MB. Max. memory is 11.5 GB. [2019-11-28 20:27:10,974 INFO L168 Benchmark]: Witness Printer took 207.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. [2019-11-28 20:27:10,976 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 598.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.7 MB). Free memory was 957.7 MB in the beginning and 1.1 GB in the end (delta: -166.0 MB). Peak memory consumption was 27.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 63.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 57.93 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: 8.7 MB). Peak memory consumption was 8.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 886.09 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: 53.3 MB). Peak memory consumption was 53.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 481.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 34.8 MB). Peak memory consumption was 34.8 MB. Max. memory is 11.5 GB. * Witness Printer took 207.48 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 13.9 MB). Peak memory consumption was 13.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 267]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 267]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 265]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 265]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 264]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 182]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 128]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 209]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 167]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 125]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 395]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 100]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 200]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 206]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 677]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 161]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 119]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 104]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 155]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 188]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 107]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 353]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 137]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 101]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 170]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 146 locations, 5 error locations. Result: SAFE, OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 219 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=146occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 29 LocationsWithAnnotation, 29 PreInvPairs, 58 NumberOfFragments, 29 HoareAnnotationTreeSize, 29 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 29 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 15 ConstructedInterpolants, 0 QuantifiedInterpolants, 225 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 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...