java -Xmx8000000000 -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 --generate-csv --csv-dir csv -tc ../../../trunk/examples/toolchains/AbstractInterpretationCInline.xml -s ../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_Default-OldIcfg.epf -i ../../../trunk/examples/svcomp/loop-lit/gj2007_true-unreach-call_true-termination.c.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-dace188-m [2018-09-14 18:31:39,542 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-14 18:31:39,545 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-14 18:31:39,557 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-14 18:31:39,557 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-14 18:31:39,558 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-14 18:31:39,560 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-14 18:31:39,562 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-14 18:31:39,564 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-14 18:31:39,565 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-14 18:31:39,566 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-14 18:31:39,566 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-14 18:31:39,568 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-14 18:31:39,569 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-14 18:31:39,570 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-14 18:31:39,571 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-14 18:31:39,572 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-14 18:31:39,575 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-14 18:31:39,577 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-14 18:31:39,579 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-14 18:31:39,580 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-14 18:31:39,581 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-14 18:31:39,584 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-14 18:31:39,585 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-14 18:31:39,585 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-14 18:31:39,586 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-14 18:31:39,587 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-14 18:31:39,588 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-14 18:31:39,589 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-14 18:31:39,591 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-14 18:31:39,591 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-14 18:31:39,592 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-14 18:31:39,592 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-14 18:31:39,592 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-14 18:31:39,594 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-14 18:31:39,595 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-14 18:31:39,595 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/taipanbench/svcomp-Reach-64bit-ToothlessTaipan_Default-OldIcfg.epf [2018-09-14 18:31:39,622 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-14 18:31:39,622 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-14 18:31:39,625 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-14 18:31:39,625 INFO L133 SettingsManager]: * User list type=DISABLED [2018-09-14 18:31:39,626 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-09-14 18:31:39,626 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-09-14 18:31:39,626 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-09-14 18:31:39,626 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-09-14 18:31:39,627 INFO L133 SettingsManager]: * Log string format=TERM [2018-09-14 18:31:39,627 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-09-14 18:31:39,627 INFO L133 SettingsManager]: * Interval Domain=false [2018-09-14 18:31:39,629 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-14 18:31:39,630 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-14 18:31:39,630 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-14 18:31:39,630 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-14 18:31:39,631 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-14 18:31:39,631 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-14 18:31:39,632 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-14 18:31:39,632 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-14 18:31:39,632 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-14 18:31:39,632 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-14 18:31:39,633 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-14 18:31:39,633 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-14 18:31:39,633 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-14 18:31:39,633 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-14 18:31:39,635 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-14 18:31:39,635 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-14 18:31:39,635 INFO L133 SettingsManager]: * Trace refinement strategy=TOOTHLESS_TAIPAN [2018-09-14 18:31:39,636 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-14 18:31:39,636 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-14 18:31:39,636 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-14 18:31:39,636 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-09-14 18:31:39,637 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2018-09-14 18:31:39,717 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-14 18:31:39,734 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-14 18:31:39,742 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-14 18:31:39,744 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-14 18:31:39,744 INFO L276 PluginConnector]: CDTParser initialized [2018-09-14 18:31:39,745 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-lit/gj2007_true-unreach-call_true-termination.c.i [2018-09-14 18:31:40,114 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e00904e1/ca03b8199c1e461d93ec758af1d4fdc3/FLAG2c6e65657 [2018-09-14 18:31:40,287 INFO L277 CDTParser]: Found 1 translation units. [2018-09-14 18:31:40,288 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-lit/gj2007_true-unreach-call_true-termination.c.i [2018-09-14 18:31:40,294 INFO L325 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e00904e1/ca03b8199c1e461d93ec758af1d4fdc3/FLAG2c6e65657 [2018-09-14 18:31:40,309 INFO L333 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e00904e1/ca03b8199c1e461d93ec758af1d4fdc3 [2018-09-14 18:31:40,320 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-14 18:31:40,323 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2018-09-14 18:31:40,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-14 18:31:40,325 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-14 18:31:40,332 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-14 18:31:40,333 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.09 06:31:40" (1/1) ... [2018-09-14 18:31:40,336 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76a7336e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 06:31:40, skipping insertion in model container [2018-09-14 18:31:40,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.09 06:31:40" (1/1) ... [2018-09-14 18:31:40,349 INFO L160 ieTranslatorObserver]: Starting translation in SV-COMP mode [2018-09-14 18:31:40,538 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-14 18:31:40,558 INFO L424 MainDispatcher]: Starting main dispatcher in SV-COMP mode [2018-09-14 18:31:40,563 INFO L170 PostProcessor]: Settings: Checked method=main [2018-09-14 18:31:40,577 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 06:31:40 WrapperNode [2018-09-14 18:31:40,577 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-14 18:31:40,578 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-14 18:31:40,579 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-14 18:31:40,579 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-14 18:31:40,589 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 06:31:40" (1/1) ... [2018-09-14 18:31:40,596 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 06:31:40" (1/1) ... [2018-09-14 18:31:40,603 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-14 18:31:40,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-14 18:31:40,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-14 18:31:40,604 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-14 18:31:40,615 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 06:31:40" (1/1) ... [2018-09-14 18:31:40,615 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 06:31:40" (1/1) ... [2018-09-14 18:31:40,616 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 06:31:40" (1/1) ... [2018-09-14 18:31:40,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 06:31:40" (1/1) ... [2018-09-14 18:31:40,618 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 06:31:40" (1/1) ... [2018-09-14 18:31:40,624 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 06:31:40" (1/1) ... [2018-09-14 18:31:40,625 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 06:31:40" (1/1) ... [2018-09-14 18:31:40,626 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-14 18:31:40,627 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-14 18:31:40,627 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-14 18:31:40,627 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-14 18:31:40,628 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.09 06:31:40" (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 [2018-09-14 18:31:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-09-14 18:31:40,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-09-14 18:31:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-14 18:31:40,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-14 18:31:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-09-14 18:31:40,710 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-09-14 18:31:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-09-14 18:31:40,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-09-14 18:31:41,034 INFO L353 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-14 18:31:41,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.09 06:31:41 BoogieIcfgContainer [2018-09-14 18:31:41,036 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-14 18:31:41,037 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2018-09-14 18:31:41,037 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2018-09-14 18:31:41,037 INFO L276 PluginConnector]: Abstract Interpretation initialized [2018-09-14 18:31:41,039 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.09 06:31:41" (1/1) ... [2018-09-14 18:31:41,096 INFO L101 FixpointEngine]: Starting fixpoint engine with domain CompoundDomain (maxUnwinding=3, maxParallelStates=2) [2018-09-14 18:31:41,282 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-09-14 18:31:41,303 INFO L272 AbstractInterpreter]: Visited 23 different actions 92 times. Merged at 8 different actions 34 times. Widened at 2 different actions 6 times. Found 5 fixpoints after 3 different actions. Largest state had 3 variables. [2018-09-14 18:31:41,305 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2018-09-14 18:31:41,306 INFO L168 Benchmark]: Toolchain (without parser) took 985.57 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 780.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -791.2 MB). There was no memory consumed. Max. memory is 7.1 GB. [2018-09-14 18:31:41,309 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-14 18:31:41,310 INFO L168 Benchmark]: CACSL2BoogieTranslator took 253.18 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. [2018-09-14 18:31:41,311 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.55 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-14 18:31:41,311 INFO L168 Benchmark]: Boogie Preprocessor took 23.28 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-14 18:31:41,312 INFO L168 Benchmark]: RCFGBuilder took 408.94 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 780.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -823.9 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. [2018-09-14 18:31:41,313 INFO L168 Benchmark]: Abstract Interpretation took 269.03 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. [2018-09-14 18:31:41,318 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 253.18 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 24.55 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 23.28 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 408.94 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 780.7 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -823.9 MB). Peak memory consumption was 26.7 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 269.03 ms. Allocated memory is still 2.3 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 5]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L11] int x = 0; [L12] int y = 50; [L13] COND TRUE x < 100 [L14] COND TRUE x < 50 [L15] x = x + 1 [L13] COND TRUE x < 100 [L14] COND TRUE x < 50 [L15] x = x + 1 [L13] COND TRUE x < 100 [L14] COND TRUE x < 50 [L15] x = x + 1 [L13] COND TRUE x < 100 [L14] COND TRUE x < 50 [L15] x = x + 1 [L13] COND TRUE x < 100 [L14] COND TRUE x < 50 [L15] x = x + 1 [L13] COND TRUE x < 100 [L14] COND TRUE x < 50 [L15] x = x + 1 [L13] COND TRUE x < 100 [L14] COND TRUE x < 50 [L15] x = x + 1 [L13] COND TRUE x < 100 [L14] COND TRUE x < 50 [L15] x = x + 1 [L13] COND TRUE x < 100 [L14] COND FALSE !(x < 50) [L17] x = x + 1 [L18] y = y + 1 [L13] COND TRUE x < 100 [L14] COND FALSE !(x < 50) [L17] x = x + 1 [L18] y = y + 1 [L13] COND FALSE !(x < 100) [L21] CALL __VERIFIER_assert(y == 100) [L4] COND TRUE !(cond) [L5] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/gj2007_true-unreach-call_true-termination.c.i_svcomp-Reach-64bit-ToothlessTaipan_Default-OldIcfg.epf_AbstractInterpretationCInline.xml/Csv-Benchmark-0-2018-09-14_18-31-41-334.csv Received shutdown request...