/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -i ../../../trunk/examples/svcomp/ldv-regression/fo_test.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-6598664 [2019-11-24 03:55:44,230 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 03:55:44,233 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 03:55:44,252 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 03:55:44,252 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 03:55:44,254 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 03:55:44,256 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 03:55:44,266 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 03:55:44,269 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 03:55:44,272 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 03:55:44,274 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 03:55:44,276 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 03:55:44,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 03:55:44,278 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 03:55:44,280 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 03:55:44,281 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 03:55:44,283 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 03:55:44,283 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 03:55:44,285 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 03:55:44,289 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 03:55:44,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 03:55:44,297 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 03:55:44,298 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 03:55:44,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 03:55:44,300 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-11-24 03:55:44,310 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 03:55:44,311 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 03:55:44,312 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 03:55:44,313 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2019-11-24 03:55:44,339 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 03:55:44,340 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 03:55:44,341 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-24 03:55:44,341 INFO L138 SettingsManager]: * User list type=DISABLED [2019-11-24 03:55:44,341 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-11-24 03:55:44,341 INFO L138 SettingsManager]: * Explicit value domain=true [2019-11-24 03:55:44,341 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-11-24 03:55:44,342 INFO L138 SettingsManager]: * Octagon Domain=false [2019-11-24 03:55:44,342 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-11-24 03:55:44,342 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-11-24 03:55:44,342 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-11-24 03:55:44,342 INFO L138 SettingsManager]: * Interval Domain=false [2019-11-24 03:55:44,343 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-11-24 03:55:44,343 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-11-24 03:55:44,343 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-11-24 03:55:44,344 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 03:55:44,344 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-24 03:55:44,344 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 03:55:44,344 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-24 03:55:44,345 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 03:55:44,345 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-24 03:55:44,345 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 03:55:44,345 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-24 03:55:44,345 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-24 03:55:44,346 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-24 03:55:44,346 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-24 03:55:44,346 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 03:55:44,346 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 03:55:44,346 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 03:55:44,347 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 03:55:44,347 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 03:55:44,347 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 03:55:44,347 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-24 03:55:44,347 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-11-24 03:55:44,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 03:55:44,348 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-24 03:55:44,348 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 03:55:44,348 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-11-24 03:55:44,618 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 03:55:44,634 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 03:55:44,638 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 03:55:44,640 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 03:55:44,640 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 03:55:44,641 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-regression/fo_test.i [2019-11-24 03:55:44,709 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64f4f2cf7/01bc679f6ddd4b27b2572526659c95ea/FLAGe11f6bdd9 [2019-11-24 03:55:45,292 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 03:55:45,293 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-regression/fo_test.i [2019-11-24 03:55:45,320 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64f4f2cf7/01bc679f6ddd4b27b2572526659c95ea/FLAGe11f6bdd9 [2019-11-24 03:55:45,593 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/64f4f2cf7/01bc679f6ddd4b27b2572526659c95ea [2019-11-24 03:55:45,602 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 03:55:45,603 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-24 03:55:45,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 03:55:45,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 03:55:45,609 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 03:55:45,610 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 03:55:45" (1/1) ... [2019-11-24 03:55:45,613 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75b75c31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:55:45, skipping insertion in model container [2019-11-24 03:55:45,613 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 03:55:45" (1/1) ... [2019-11-24 03:55:45,623 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 03:55:45,672 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 03:55:46,141 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 03:55:46,151 INFO L203 MainTranslator]: Completed pre-run [2019-11-24 03:55:46,220 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-24 03:55:46,299 INFO L208 MainTranslator]: Completed translation [2019-11-24 03:55:46,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:55:46 WrapperNode [2019-11-24 03:55:46,300 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 03:55:46,300 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-24 03:55:46,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-24 03:55:46,301 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-24 03:55:46,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:55:46" (1/1) ... [2019-11-24 03:55:46,322 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:55:46" (1/1) ... [2019-11-24 03:55:46,343 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-24 03:55:46,343 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-24 03:55:46,343 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-24 03:55:46,344 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-24 03:55:46,353 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:55:46" (1/1) ... [2019-11-24 03:55:46,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:55:46" (1/1) ... [2019-11-24 03:55:46,356 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:55:46" (1/1) ... [2019-11-24 03:55:46,356 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:55:46" (1/1) ... [2019-11-24 03:55:46,362 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:55:46" (1/1) ... [2019-11-24 03:55:46,364 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:55:46" (1/1) ... [2019-11-24 03:55:46,366 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:55:46" (1/1) ... [2019-11-24 03:55:46,368 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-24 03:55:46,369 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-24 03:55:46,369 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-24 03:55:46,369 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-24 03:55:46,370 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:55:46" (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 [2019-11-24 03:55:46,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-24 03:55:46,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-24 03:55:46,431 INFO L130 BoogieDeclarations]: Found specification of procedure read [2019-11-24 03:55:46,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-24 03:55:46,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-24 03:55:46,866 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-24 03:55:46,866 INFO L284 CfgBuilder]: Removed 10 assume(true) statements. [2019-11-24 03:55:46,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 03:55:46 BoogieIcfgContainer [2019-11-24 03:55:46,868 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-24 03:55:46,871 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-24 03:55:46,871 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-24 03:55:46,875 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-24 03:55:46,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 03:55:45" (1/3) ... [2019-11-24 03:55:46,878 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2602604f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 03:55:46, skipping insertion in model container [2019-11-24 03:55:46,878 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 03:55:46" (2/3) ... [2019-11-24 03:55:46,879 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2602604f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 03:55:46, skipping insertion in model container [2019-11-24 03:55:46,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 03:55:46" (3/3) ... [2019-11-24 03:55:46,881 INFO L109 eAbstractionObserver]: Analyzing ICFG fo_test.i [2019-11-24 03:55:46,891 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-24 03:55:46,897 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-24 03:55:46,907 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-24 03:55:46,927 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-24 03:55:46,927 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-24 03:55:46,927 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-24 03:55:46,927 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-24 03:55:46,927 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-24 03:55:46,928 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-24 03:55:46,928 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-24 03:55:46,928 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-24 03:55:46,938 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2019-11-24 03:55:46,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-11-24 03:55:46,944 INFO L402 BasicCegarLoop]: Found error trace [2019-11-24 03:55:46,945 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-11-24 03:55:46,945 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-24 03:55:46,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-24 03:55:46,952 INFO L82 PathProgramCache]: Analyzing trace with hash 63940, now seen corresponding path program 1 times [2019-11-24 03:55:46,960 INFO L163 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-24 03:55:46,960 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [686203742] [2019-11-24 03:55:46,960 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-24 03:55:47,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-24 03:55:47,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-24 03:55:47,100 INFO L174 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2019-11-24 03:55:47,100 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-24 03:55:47,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 03:55:47 BoogieIcfgContainer [2019-11-24 03:55:47,131 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-24 03:55:47,135 INFO L168 Benchmark]: Toolchain (without parser) took 1530.41 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 102.6 MB in the beginning and 126.4 MB in the end (delta: -23.8 MB). Peak memory consumption was 33.9 MB. Max. memory is 7.1 GB. [2019-11-24 03:55:47,136 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2019-11-24 03:55:47,138 INFO L168 Benchmark]: CACSL2BoogieTranslator took 696.30 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 102.2 MB in the beginning and 166.6 MB in the end (delta: -64.4 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. [2019-11-24 03:55:47,139 INFO L168 Benchmark]: Boogie Procedure Inliner took 42.54 ms. Allocated memory is still 203.9 MB. Free memory was 166.6 MB in the beginning and 164.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. [2019-11-24 03:55:47,140 INFO L168 Benchmark]: Boogie Preprocessor took 25.34 ms. Allocated memory is still 203.9 MB. Free memory was 164.7 MB in the beginning and 163.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. [2019-11-24 03:55:47,141 INFO L168 Benchmark]: RCFGBuilder took 499.24 ms. Allocated memory is still 203.9 MB. Free memory was 163.4 MB in the beginning and 139.6 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. [2019-11-24 03:55:47,142 INFO L168 Benchmark]: TraceAbstraction took 260.41 ms. Allocated memory is still 203.9 MB. Free memory was 139.6 MB in the beginning and 126.4 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. [2019-11-24 03:55:47,147 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 146.3 MB. Free memory was 122.6 MB in the beginning and 122.3 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 696.30 ms. Allocated memory was 146.3 MB in the beginning and 203.9 MB in the end (delta: 57.7 MB). Free memory was 102.2 MB in the beginning and 166.6 MB in the end (delta: -64.4 MB). Peak memory consumption was 22.9 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 42.54 ms. Allocated memory is still 203.9 MB. Free memory was 166.6 MB in the beginning and 164.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 25.34 ms. Allocated memory is still 203.9 MB. Free memory was 164.7 MB in the beginning and 163.4 MB in the end (delta: 1.3 MB). Peak memory consumption was 1.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 499.24 ms. Allocated memory is still 203.9 MB. Free memory was 163.4 MB in the beginning and 139.6 MB in the end (delta: 23.8 MB). Peak memory consumption was 23.8 MB. Max. memory is 7.1 GB. * TraceAbstraction took 260.41 ms. Allocated memory is still 203.9 MB. Free memory was 139.6 MB in the beginning and 126.4 MB in the end (delta: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 960]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 1158. Possible FailurePath: [L1152] int globalState = 0; [L1170] int fd = open(file,flags); [L1171] COND FALSE !(fd>0) [L1172] return fd; [L1158] int file = l_open("unknown",00); [L1159] void* cbuf = (void*) malloc(sizeof(char)*100); [L1165] (globalState == 1) ? (0) : __blast_assert () VAL [globalState=0] [L960] __VERIFIER_error() VAL [globalState=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 6 locations, 1 error locations. Result: UNSAFE, OverallTime: 0.2s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=6occurred 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 could not prove your program: unable to determine feasibility of some traces Received shutdown request...