/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/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/loops/matrix-2.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 14:53:49,513 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 14:53:49,516 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 14:53:49,535 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 14:53:49,535 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 14:53:49,537 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 14:53:49,539 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 14:53:49,549 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 14:53:49,552 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 14:53:49,555 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 14:53:49,557 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 14:53:49,559 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 14:53:49,559 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 14:53:49,561 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 14:53:49,563 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 14:53:49,564 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 14:53:49,565 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 14:53:49,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 14:53:49,568 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 14:53:49,573 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 14:53:49,577 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 14:53:49,581 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 14:53:49,582 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 14:53:49,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 14:53:49,585 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-17 14:53:49,590 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 14:53:49,590 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 14:53:49,591 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 14:53:49,592 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 14:53:49,593 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 14:53:49,593 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 14:53:49,594 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 14:53:49,594 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 14:53:49,594 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 14:53:49,595 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 14:53:49,596 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 14:53:49,597 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-17 14:53:49,624 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 14:53:49,627 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 14:53:49,629 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 14:53:49,629 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 14:53:49,629 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 14:53:49,629 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 14:53:49,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 14:53:49,630 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 14:53:49,630 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 14:53:49,632 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 14:53:49,632 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 14:53:49,633 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 14:53:49,633 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 14:53:49,633 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 14:53:49,633 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 14:53:49,633 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-17 14:53:49,634 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 14:53:49,634 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 14:53:49,634 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 14:53:49,634 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 14:53:49,634 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-17 14:53:49,634 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 14:53:49,635 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-17 14:53:49,938 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 14:53:49,953 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 14:53:49,955 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 14:53:49,956 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 14:53:49,957 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 14:53:49,958 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/matrix-2.c [2020-07-17 14:53:50,033 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70a6be13c/d4933550b0124c3bb374df4f26a0fb69/FLAGf78b84492 [2020-07-17 14:53:50,490 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 14:53:50,491 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/matrix-2.c [2020-07-17 14:53:50,497 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70a6be13c/d4933550b0124c3bb374df4f26a0fb69/FLAGf78b84492 [2020-07-17 14:53:50,883 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70a6be13c/d4933550b0124c3bb374df4f26a0fb69 [2020-07-17 14:53:50,893 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 14:53:50,897 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 14:53:50,901 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 14:53:50,901 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 14:53:50,904 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 14:53:50,905 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 02:53:50" (1/1) ... [2020-07-17 14:53:50,908 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b626b79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:53:50, skipping insertion in model container [2020-07-17 14:53:50,908 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 02:53:50" (1/1) ... [2020-07-17 14:53:50,917 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 14:53:50,936 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 14:53:51,129 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 14:53:51,134 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 14:53:51,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 14:53:51,273 INFO L208 MainTranslator]: Completed translation [2020-07-17 14:53:51,274 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:53:51 WrapperNode [2020-07-17 14:53:51,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 14:53:51,275 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 14:53:51,275 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 14:53:51,275 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 14:53:51,290 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:53:51" (1/1) ... [2020-07-17 14:53:51,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:53:51" (1/1) ... [2020-07-17 14:53:51,298 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:53:51" (1/1) ... [2020-07-17 14:53:51,299 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:53:51" (1/1) ... [2020-07-17 14:53:51,306 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:53:51" (1/1) ... [2020-07-17 14:53:51,312 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:53:51" (1/1) ... [2020-07-17 14:53:51,314 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:53:51" (1/1) ... [2020-07-17 14:53:51,316 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 14:53:51,316 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 14:53:51,317 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 14:53:51,317 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 14:53:51,320 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:53:51" (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 [2020-07-17 14:53:51,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 14:53:51,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 14:53:51,378 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-07-17 14:53:51,379 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 14:53:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 14:53:51,379 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-07-17 14:53:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-07-17 14:53:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 14:53:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 14:53:51,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 14:53:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 14:53:51,381 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 14:53:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 14:53:51,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 14:53:51,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 14:53:51,751 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 14:53:51,751 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-07-17 14:53:51,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 02:53:51 BoogieIcfgContainer [2020-07-17 14:53:51,758 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 14:53:51,759 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 14:53:51,759 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 14:53:51,764 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 14:53:51,768 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 02:53:50" (1/3) ... [2020-07-17 14:53:51,769 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52d84c22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 02:53:51, skipping insertion in model container [2020-07-17 14:53:51,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:53:51" (2/3) ... [2020-07-17 14:53:51,770 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52d84c22 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 02:53:51, skipping insertion in model container [2020-07-17 14:53:51,770 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 02:53:51" (3/3) ... [2020-07-17 14:53:51,772 INFO L109 eAbstractionObserver]: Analyzing ICFG matrix-2.c [2020-07-17 14:53:51,782 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-17 14:53:51,789 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 14:53:51,803 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 14:53:51,823 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 14:53:51,823 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 14:53:51,824 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-17 14:53:51,824 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 14:53:51,824 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 14:53:51,824 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 14:53:51,824 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 14:53:51,824 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 14:53:51,841 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states. [2020-07-17 14:53:51,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-07-17 14:53:51,852 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 14:53:51,853 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 14:53:51,853 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 14:53:51,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 14:53:51,858 INFO L82 PathProgramCache]: Analyzing trace with hash 1292931923, now seen corresponding path program 1 times [2020-07-17 14:53:51,866 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-17 14:53:51,867 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1585313899] [2020-07-17 14:53:51,867 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 14:53:51,956 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-17 14:53:51,959 WARN L168 FreeRefinementEngine]: Strategy FIXED_PREFERENCES was unsuccessful and could not determine trace feasibility [2020-07-17 14:53:51,959 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-17 14:53:51,963 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 14:53:51,980 WARN L231 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2020-07-17 14:53:51,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 02:53:51 BoogieIcfgContainer [2020-07-17 14:53:51,981 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 14:53:51,984 INFO L168 Benchmark]: Toolchain (without parser) took 1088.16 ms. Allocated memory was 138.4 MB in the beginning and 203.4 MB in the end (delta: 65.0 MB). Free memory was 103.6 MB in the beginning and 148.5 MB in the end (delta: -44.8 MB). Peak memory consumption was 20.2 MB. Max. memory is 7.1 GB. [2020-07-17 14:53:51,985 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 138.4 MB. Free memory was 121.9 MB in the beginning and 121.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-17 14:53:51,986 INFO L168 Benchmark]: CACSL2BoogieTranslator took 373.89 ms. Allocated memory was 138.4 MB in the beginning and 203.4 MB in the end (delta: 65.0 MB). Free memory was 103.2 MB in the beginning and 182.5 MB in the end (delta: -79.3 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. [2020-07-17 14:53:51,988 INFO L168 Benchmark]: Boogie Preprocessor took 41.19 ms. Allocated memory is still 203.4 MB. Free memory was 182.5 MB in the beginning and 180.1 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. [2020-07-17 14:53:51,989 INFO L168 Benchmark]: RCFGBuilder took 441.35 ms. Allocated memory is still 203.4 MB. Free memory was 180.1 MB in the beginning and 160.7 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. [2020-07-17 14:53:51,989 INFO L168 Benchmark]: TraceAbstraction took 222.59 ms. Allocated memory is still 203.4 MB. Free memory was 160.1 MB in the beginning and 148.5 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. [2020-07-17 14:53:51,994 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 138.4 MB. Free memory was 121.9 MB in the beginning and 121.6 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 373.89 ms. Allocated memory was 138.4 MB in the beginning and 203.4 MB in the end (delta: 65.0 MB). Free memory was 103.2 MB in the beginning and 182.5 MB in the end (delta: -79.3 MB). Peak memory consumption was 24.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.19 ms. Allocated memory is still 203.4 MB. Free memory was 182.5 MB in the beginning and 180.1 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 441.35 ms. Allocated memory is still 203.4 MB. Free memory was 180.1 MB in the beginning and 160.7 MB in the end (delta: 19.4 MB). Peak memory consumption was 19.4 MB. Max. memory is 7.1 GB. * TraceAbstraction took 222.59 ms. Allocated memory is still 203.4 MB. Free memory was 160.1 MB in the beginning and 148.5 MB in the end (delta: 11.6 MB). Peak memory consumption was 11.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 5]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L14] unsigned int N_LIN=__VERIFIER_nondet_uint(); [L15] unsigned int N_COL=__VERIFIER_nondet_uint(); [L16] unsigned int j,k; [L17] int matriz[N_COL][N_LIN], maior; [L19] maior = __VERIFIER_nondet_int() [L20] j=0 [L20] COND FALSE !(j