./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/bitvector/byte_add_2-2.i --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/byte_add_2-2.i -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 889a23428ce9b0e3800ffce916f37e53fe302b49 ............................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 20:26:45,418 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 20:26:45,420 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 20:26:45,433 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 20:26:45,433 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 20:26:45,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 20:26:45,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 20:26:45,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 20:26:45,440 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 20:26:45,441 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 20:26:45,442 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 20:26:45,447 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 20:26:45,447 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 20:26:45,448 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 20:26:45,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 20:26:45,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 20:26:45,451 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 20:26:45,452 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 20:26:45,454 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 20:26:45,456 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 20:26:45,457 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 20:26:45,458 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 20:26:45,459 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 20:26:45,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 20:26:45,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 20:26:45,463 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 20:26:45,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 20:26:45,464 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 20:26:45,464 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 20:26:45,465 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 20:26:45,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 20:26:45,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 20:26:45,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 20:26:45,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 20:26:45,469 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 20:26:45,469 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 20:26:45,470 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 20:26:45,471 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 20:26:45,471 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 20:26:45,472 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 20:26:45,473 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 20:26:45,474 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2019-11-28 20:26:45,488 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 20:26:45,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 20:26:45,489 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 20:26:45,490 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 20:26:45,490 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 20:26:45,490 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 20:26:45,491 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-28 20:26:45,491 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 20:26:45,491 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 20:26:45,491 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-28 20:26:45,492 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 20:26:45,492 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-28 20:26:45,492 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 20:26:45,493 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-28 20:26:45,493 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-28 20:26:45,493 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-28 20:26:45,493 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-28 20:26:45,494 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 20:26:45,494 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-28 20:26:45,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 20:26:45,495 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 20:26:45,495 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 20:26:45,495 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 20:26:45,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 20:26:45,496 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 20:26:45,496 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 20:26:45,496 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-28 20:26:45,497 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 20:26:45,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 20:26:45,497 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-28 20:26:45,497 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 20:26:45,498 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 -> 889a23428ce9b0e3800ffce916f37e53fe302b49 [2019-11-28 20:26:45,843 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 20:26:45,867 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 20:26:45,871 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 20:26:45,873 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 20:26:45,875 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 20:26:45,875 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/byte_add_2-2.i [2019-11-28 20:26:45,946 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5bd94c9d/a2857af11681471794ded2a392ec4e21/FLAG296bdcebd [2019-11-28 20:26:46,410 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 20:26:46,411 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/byte_add_2-2.i [2019-11-28 20:26:46,418 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5bd94c9d/a2857af11681471794ded2a392ec4e21/FLAG296bdcebd [2019-11-28 20:26:46,812 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f5bd94c9d/a2857af11681471794ded2a392ec4e21 [2019-11-28 20:26:46,815 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 20:26:46,817 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-28 20:26:46,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 20:26:46,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 20:26:46,822 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 20:26:46,823 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:26:46" (1/1) ... [2019-11-28 20:26:46,826 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@f4bd2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:26:46, skipping insertion in model container [2019-11-28 20:26:46,826 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:26:46" (1/1) ... [2019-11-28 20:26:46,833 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 20:26:46,868 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 20:26:47,083 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:26:47,087 INFO L203 MainTranslator]: Completed pre-run [2019-11-28 20:26:47,181 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-28 20:26:47,204 INFO L208 MainTranslator]: Completed translation [2019-11-28 20:26:47,205 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:26:47 WrapperNode [2019-11-28 20:26:47,205 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 20:26:47,206 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-28 20:26:47,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-28 20:26:47,208 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-28 20:26:47,217 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:26:47" (1/1) ... [2019-11-28 20:26:47,238 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:26:47" (1/1) ... [2019-11-28 20:26:47,271 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-28 20:26:47,271 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-28 20:26:47,272 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-28 20:26:47,272 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-28 20:26:47,281 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:26:47" (1/1) ... [2019-11-28 20:26:47,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:26:47" (1/1) ... [2019-11-28 20:26:47,283 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:26:47" (1/1) ... [2019-11-28 20:26:47,284 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:26:47" (1/1) ... [2019-11-28 20:26:47,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:26:47" (1/1) ... [2019-11-28 20:26:47,295 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:26:47" (1/1) ... [2019-11-28 20:26:47,297 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:26:47" (1/1) ... [2019-11-28 20:26:47,299 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-28 20:26:47,300 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-28 20:26:47,300 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-28 20:26:47,300 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-28 20:26:47,301 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:26:47" (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 20:26:47,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-28 20:26:47,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-28 20:26:47,826 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-28 20:26:47,826 INFO L287 CfgBuilder]: Removed 10 assume(true) statements. [2019-11-28 20:26:47,827 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:26:47 BoogieIcfgContainer [2019-11-28 20:26:47,828 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-28 20:26:47,829 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-28 20:26:47,829 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-28 20:26:47,832 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-28 20:26:47,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 08:26:46" (1/3) ... [2019-11-28 20:26:47,833 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1430d305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:26:47, skipping insertion in model container [2019-11-28 20:26:47,833 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:26:47" (2/3) ... [2019-11-28 20:26:47,833 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1430d305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 08:26:47, skipping insertion in model container [2019-11-28 20:26:47,833 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:26:47" (3/3) ... [2019-11-28 20:26:47,835 INFO L109 eAbstractionObserver]: Analyzing ICFG byte_add_2-2.i [2019-11-28 20:26:47,849 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-28 20:26:47,858 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 36 error locations. [2019-11-28 20:26:47,868 INFO L249 AbstractCegarLoop]: Starting to check reachability of 36 error locations. [2019-11-28 20:26:47,895 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-28 20:26:47,895 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-28 20:26:47,895 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-28 20:26:47,896 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-28 20:26:47,896 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-28 20:26:47,896 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-28 20:26:47,896 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-28 20:26:47,896 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-28 20:26:47,920 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states. [2019-11-28 20:26:47,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-11-28 20:26:47,925 INFO L402 BasicCegarLoop]: Found error trace [2019-11-28 20:26:47,926 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-11-28 20:26:47,927 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2019-11-28 20:26:47,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-28 20:26:47,933 INFO L82 PathProgramCache]: Analyzing trace with hash 30881, now seen corresponding path program 1 times [2019-11-28 20:26:47,940 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-28 20:26:47,940 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551762951] [2019-11-28 20:26:47,940 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-28 20:26:48,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-28 20:26:48,061 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 20:26:48,062 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551762951] [2019-11-28 20:26:48,063 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-28 20:26:48,063 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-11-28 20:26:48,065 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [510976921] [2019-11-28 20:26:48,068 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-28 20:26:48,069 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-28 20:26:48,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-28 20:26:48,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-28 20:26:48,080 INFO L87 Difference]: Start difference. First operand 109 states. Second operand 2 states. [2019-11-28 20:26:48,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-28 20:26:48,103 INFO L93 Difference]: Finished difference Result 127 states and 168 transitions. [2019-11-28 20:26:48,103 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-28 20:26:48,104 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 3 [2019-11-28 20:26:48,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-28 20:26:48,110 INFO L225 Difference]: With dead ends: 127 [2019-11-28 20:26:48,110 INFO L226 Difference]: Without dead ends: 0 [2019-11-28 20:26:48,114 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 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 20:26:48,126 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-28 20:26:48,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-28 20:26:48,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-28 20:26:48,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-28 20:26:48,133 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 3 [2019-11-28 20:26:48,133 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-28 20:26:48,133 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-28 20:26:48,133 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-28 20:26:48,133 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-28 20:26:48,133 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-28 20:26:48,135 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-28 20:26:48,168 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 43) no Hoare annotation was computed. [2019-11-28 20:26:48,168 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr30ASSERT_VIOLATIONINTEGER_OVERFLOW(line 94) no Hoare annotation was computed. [2019-11-28 20:26:48,168 INFO L246 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2019-11-28 20:26:48,168 INFO L246 CegarLoopResult]: For program point L52(lines 52 57) no Hoare annotation was computed. [2019-11-28 20:26:48,169 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW(line 66) no Hoare annotation was computed. [2019-11-28 20:26:48,169 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-28 20:26:48,169 INFO L246 CegarLoopResult]: For program point L53(line 53) no Hoare annotation was computed. [2019-11-28 20:26:48,169 INFO L246 CegarLoopResult]: For program point L53-1(line 53) no Hoare annotation was computed. [2019-11-28 20:26:48,169 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW(line 73) no Hoare annotation was computed. [2019-11-28 20:26:48,169 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 53) no Hoare annotation was computed. [2019-11-28 20:26:48,169 INFO L246 CegarLoopResult]: For program point L70(lines 61 86) no Hoare annotation was computed. [2019-11-28 20:26:48,170 INFO L246 CegarLoopResult]: For program point L54(lines 54 56) no Hoare annotation was computed. [2019-11-28 20:26:48,170 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW(line 73) no Hoare annotation was computed. [2019-11-28 20:26:48,170 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr35ASSERT_VIOLATIONINTEGER_OVERFLOW(line 97) no Hoare annotation was computed. [2019-11-28 20:26:48,170 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 53) no Hoare annotation was computed. [2019-11-28 20:26:48,170 INFO L246 CegarLoopResult]: For program point L71(line 71) no Hoare annotation was computed. [2019-11-28 20:26:48,170 INFO L246 CegarLoopResult]: For program point L71-1(line 71) no Hoare annotation was computed. [2019-11-28 20:26:48,171 INFO L246 CegarLoopResult]: For program point L71-2(line 71) no Hoare annotation was computed. [2019-11-28 20:26:48,173 INFO L246 CegarLoopResult]: For program point L5(lines 5 7) no Hoare annotation was computed. [2019-11-28 20:26:48,173 INFO L246 CegarLoopResult]: For program point L71-4(lines 70 75) no Hoare annotation was computed. [2019-11-28 20:26:48,173 INFO L249 CegarLoopResult]: At program point L5-2(lines 4 9) the Hoare annotation is: true [2019-11-28 20:26:48,173 INFO L246 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2019-11-28 20:26:48,174 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW(line 68) no Hoare annotation was computed. [2019-11-28 20:26:48,174 INFO L246 CegarLoopResult]: For program point L88-1(lines 22 100) no Hoare annotation was computed. [2019-11-28 20:26:48,174 INFO L246 CegarLoopResult]: For program point L55-1(line 55) no Hoare annotation was computed. [2019-11-28 20:26:48,174 INFO L246 CegarLoopResult]: For program point L88-2(lines 88 95) no Hoare annotation was computed. [2019-11-28 20:26:48,174 INFO L246 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2019-11-28 20:26:48,174 INFO L246 CegarLoopResult]: For program point L72-1(line 72) no Hoare annotation was computed. [2019-11-28 20:26:48,174 INFO L246 CegarLoopResult]: For program point L6(line 6) no Hoare annotation was computed. [2019-11-28 20:26:48,175 INFO L246 CegarLoopResult]: For program point L72-3(lines 70 75) no Hoare annotation was computed. [2019-11-28 20:26:48,175 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW(line 68) no Hoare annotation was computed. [2019-11-28 20:26:48,175 INFO L246 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2019-11-28 20:26:48,175 INFO L246 CegarLoopResult]: For program point L89-2(lines 88 95) no Hoare annotation was computed. [2019-11-28 20:26:48,175 INFO L246 CegarLoopResult]: For program point L73(line 73) no Hoare annotation was computed. [2019-11-28 20:26:48,175 INFO L246 CegarLoopResult]: For program point L40(lines 40 48) no Hoare annotation was computed. [2019-11-28 20:26:48,175 INFO L246 CegarLoopResult]: For program point L73-1(line 73) no Hoare annotation was computed. [2019-11-28 20:26:48,176 INFO L246 CegarLoopResult]: For program point L40-1(lines 40 48) no Hoare annotation was computed. [2019-11-28 20:26:48,178 INFO L246 CegarLoopResult]: For program point L73-3(lines 70 75) no Hoare annotation was computed. [2019-11-28 20:26:48,178 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr29ASSERT_VIOLATIONINTEGER_OVERFLOW(line 85) no Hoare annotation was computed. [2019-11-28 20:26:48,178 INFO L246 CegarLoopResult]: For program point L90-1(lines 88 95) no Hoare annotation was computed. [2019-11-28 20:26:48,178 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW(line 65) no Hoare annotation was computed. [2019-11-28 20:26:48,178 INFO L246 CegarLoopResult]: For program point L74(line 74) no Hoare annotation was computed. [2019-11-28 20:26:48,179 INFO L246 CegarLoopResult]: For program point L41(line 41) no Hoare annotation was computed. [2019-11-28 20:26:48,179 INFO L246 CegarLoopResult]: For program point L74-1(line 74) no Hoare annotation was computed. [2019-11-28 20:26:48,179 INFO L246 CegarLoopResult]: For program point L41-1(line 41) no Hoare annotation was computed. [2019-11-28 20:26:48,179 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-28 20:26:48,179 INFO L246 CegarLoopResult]: For program point L91-1(lines 88 95) no Hoare annotation was computed. [2019-11-28 20:26:48,179 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr28ASSERT_VIOLATIONINTEGER_OVERFLOW(line 85) no Hoare annotation was computed. [2019-11-28 20:26:48,179 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW(line 65) no Hoare annotation was computed. [2019-11-28 20:26:48,180 INFO L246 CegarLoopResult]: For program point L42(lines 42 47) no Hoare annotation was computed. [2019-11-28 20:26:48,180 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW(line 72) no Hoare annotation was computed. [2019-11-28 20:26:48,180 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 43) no Hoare annotation was computed. [2019-11-28 20:26:48,180 INFO L246 CegarLoopResult]: For program point L92-1(line 92) no Hoare annotation was computed. [2019-11-28 20:26:48,180 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr34ASSERT_VIOLATIONINTEGER_OVERFLOW(line 97) no Hoare annotation was computed. [2019-11-28 20:26:48,180 INFO L246 CegarLoopResult]: For program point L43(line 43) no Hoare annotation was computed. [2019-11-28 20:26:48,180 INFO L246 CegarLoopResult]: For program point L76-1(lines 61 86) no Hoare annotation was computed. [2019-11-28 20:26:48,184 INFO L246 CegarLoopResult]: For program point L43-1(line 43) no Hoare annotation was computed. [2019-11-28 20:26:48,184 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 51) no Hoare annotation was computed. [2019-11-28 20:26:48,184 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW(line 72) no Hoare annotation was computed. [2019-11-28 20:26:48,184 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr33ASSERT_VIOLATIONINTEGER_OVERFLOW(line 97) no Hoare annotation was computed. [2019-11-28 20:26:48,184 INFO L246 CegarLoopResult]: For program point L44(lines 44 46) no Hoare annotation was computed. [2019-11-28 20:26:48,184 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 51) no Hoare annotation was computed. [2019-11-28 20:26:48,185 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2019-11-28 20:26:48,185 INFO L246 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2019-11-28 20:26:48,185 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-28 20:26:48,185 INFO L249 CegarLoopResult]: At program point L61-2(lines 61 86) the Hoare annotation is: true [2019-11-28 20:26:48,185 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW(line 67) no Hoare annotation was computed. [2019-11-28 20:26:48,185 INFO L246 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2019-11-28 20:26:48,186 INFO L246 CegarLoopResult]: For program point L45-1(line 45) no Hoare annotation was computed. [2019-11-28 20:26:48,186 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 41) no Hoare annotation was computed. [2019-11-28 20:26:48,186 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW(line 67) no Hoare annotation was computed. [2019-11-28 20:26:48,186 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW(line 74) no Hoare annotation was computed. [2019-11-28 20:26:48,186 INFO L246 CegarLoopResult]: For program point L80-1(lines 61 86) no Hoare annotation was computed. [2019-11-28 20:26:48,186 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW(line 55) no Hoare annotation was computed. [2019-11-28 20:26:48,188 INFO L246 CegarLoopResult]: For program point L97(line 97) no Hoare annotation was computed. [2019-11-28 20:26:48,189 INFO L246 CegarLoopResult]: For program point L64(lines 64 69) no Hoare annotation was computed. [2019-11-28 20:26:48,189 INFO L246 CegarLoopResult]: For program point L97-1(line 97) no Hoare annotation was computed. [2019-11-28 20:26:48,189 INFO L246 CegarLoopResult]: For program point L64-1(lines 61 86) no Hoare annotation was computed. [2019-11-28 20:26:48,189 INFO L246 CegarLoopResult]: For program point L97-2(line 97) no Hoare annotation was computed. [2019-11-28 20:26:48,189 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW(line 74) no Hoare annotation was computed. [2019-11-28 20:26:48,189 INFO L249 CegarLoopResult]: At program point L114(lines 103 115) the Hoare annotation is: true [2019-11-28 20:26:48,191 INFO L246 CegarLoopResult]: For program point L81-1(lines 61 86) no Hoare annotation was computed. [2019-11-28 20:26:48,191 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW(line 55) no Hoare annotation was computed. [2019-11-28 20:26:48,191 INFO L246 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2019-11-28 20:26:48,192 INFO L246 CegarLoopResult]: For program point L65-1(line 65) no Hoare annotation was computed. [2019-11-28 20:26:48,192 INFO L246 CegarLoopResult]: For program point L65-2(line 65) no Hoare annotation was computed. [2019-11-28 20:26:48,192 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 45) no Hoare annotation was computed. [2019-11-28 20:26:48,192 INFO L246 CegarLoopResult]: For program point L65-4(lines 64 69) no Hoare annotation was computed. [2019-11-28 20:26:48,192 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW(line 71) no Hoare annotation was computed. [2019-11-28 20:26:48,193 INFO L246 CegarLoopResult]: For program point L82-1(lines 61 86) no Hoare annotation was computed. [2019-11-28 20:26:48,193 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr32ASSERT_VIOLATIONINTEGER_OVERFLOW(line 97) no Hoare annotation was computed. [2019-11-28 20:26:48,193 INFO L249 CegarLoopResult]: At program point L99(lines 21 100) the Hoare annotation is: true [2019-11-28 20:26:48,193 INFO L246 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2019-11-28 20:26:48,194 INFO L246 CegarLoopResult]: For program point L66-1(line 66) no Hoare annotation was computed. [2019-11-28 20:26:48,194 INFO L246 CegarLoopResult]: For program point L66-3(lines 64 69) no Hoare annotation was computed. [2019-11-28 20:26:48,194 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 45) no Hoare annotation was computed. [2019-11-28 20:26:48,194 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW(line 71) no Hoare annotation was computed. [2019-11-28 20:26:48,194 INFO L246 CegarLoopResult]: For program point L50(lines 50 58) no Hoare annotation was computed. [2019-11-28 20:26:48,195 INFO L246 CegarLoopResult]: For program point L83-1(line 83) no Hoare annotation was computed. [2019-11-28 20:26:48,195 INFO L246 CegarLoopResult]: For program point L50-1(lines 50 58) no Hoare annotation was computed. [2019-11-28 20:26:48,195 INFO L246 CegarLoopResult]: For program point L67(line 67) no Hoare annotation was computed. [2019-11-28 20:26:48,195 INFO L246 CegarLoopResult]: For program point L67-1(line 67) no Hoare annotation was computed. [2019-11-28 20:26:48,195 INFO L246 CegarLoopResult]: For program point L67-3(lines 64 69) no Hoare annotation was computed. [2019-11-28 20:26:48,195 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr31ASSERT_VIOLATIONINTEGER_OVERFLOW(line 94) no Hoare annotation was computed. [2019-11-28 20:26:48,196 INFO L246 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2019-11-28 20:26:48,196 INFO L246 CegarLoopResult]: For program point L51-1(line 51) no Hoare annotation was computed. [2019-11-28 20:26:48,196 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW(line 66) no Hoare annotation was computed. [2019-11-28 20:26:48,197 INFO L246 CegarLoopResult]: For program point L68(line 68) no Hoare annotation was computed. [2019-11-28 20:26:48,197 INFO L246 CegarLoopResult]: For program point L68-1(line 68) no Hoare annotation was computed. [2019-11-28 20:26:48,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 08:26:48 BoogieIcfgContainer [2019-11-28 20:26:48,220 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-28 20:26:48,220 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-28 20:26:48,221 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-28 20:26:48,221 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-28 20:26:48,221 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 08:26:47" (3/4) ... [2019-11-28 20:26:48,225 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-28 20:26:48,241 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-11-28 20:26:48,241 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-11-28 20:26:48,331 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2019-11-28 20:26:48,331 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-28 20:26:48,333 INFO L168 Benchmark]: Toolchain (without parser) took 1515.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 961.7 MB in the beginning and 1.1 GB in the end (delta: -102.5 MB). Peak memory consumption was 37.4 MB. Max. memory is 11.5 GB. [2019-11-28 20:26:48,333 INFO L168 Benchmark]: CDTParser took 0.25 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 20:26:48,334 INFO L168 Benchmark]: CACSL2BoogieTranslator took 387.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 961.7 MB in the beginning and 1.1 GB in the end (delta: -168.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. [2019-11-28 20:26:48,334 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. [2019-11-28 20:26:48,334 INFO L168 Benchmark]: Boogie Preprocessor took 28.19 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 20:26:48,335 INFO L168 Benchmark]: RCFGBuilder took 527.82 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: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. [2019-11-28 20:26:48,335 INFO L168 Benchmark]: TraceAbstraction took 391.30 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: 26.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. [2019-11-28 20:26:48,336 INFO L168 Benchmark]: Witness Printer took 110.53 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-11-28 20:26:48,338 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 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 387.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 961.7 MB in the beginning and 1.1 GB in the end (delta: -168.4 MB). Peak memory consumption was 20.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 65.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.6 MB). Peak memory consumption was 1.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 28.19 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. * RCFGBuilder took 527.82 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: 31.5 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. * TraceAbstraction took 391.30 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: 26.2 MB). Peak memory consumption was 26.2 MB. Max. memory is 11.5 GB. * Witness Printer took 110.53 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 68]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 73]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 55]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 97]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 97]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 74]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 94]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 53]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 71]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 65]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 66]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 72]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 43]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 67]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 68]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 43]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 74]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 97]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 73]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 65]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 94]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 53]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 55]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 51]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 85]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 72]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 97]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 66]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 67]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 71]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 36 specifications checked. All of them hold - InvariantResult [Line: 61]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 103]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 21]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 109 locations, 36 error locations. Result: SAFE, OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 99 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=109occurred 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, 4 LocationsWithAnnotation, 4 PreInvPairs, 7 NumberOfFragments, 4 HoareAnnotationTreeSize, 4 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 4 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 4 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...