/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-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-72570d3 [2020-08-22 19:45:24,510 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 19:45:24,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 19:45:24,559 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-22 19:45:24,559 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-22 19:45:24,570 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-22 19:45:24,573 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-22 19:45:24,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-22 19:45:24,580 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-22 19:45:24,583 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-22 19:45:24,585 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-22 19:45:24,587 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-22 19:45:24,587 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 19:45:24,590 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 19:45:24,593 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 19:45:24,595 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 19:45:24,596 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 19:45:24,597 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 19:45:24,599 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 19:45:24,608 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 19:45:24,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 19:45:24,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 19:45:24,613 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 19:45:24,614 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 19:45:24,617 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-22 19:45:24,617 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-22 19:45:24,617 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-22 19:45:24,621 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-22 19:45:24,621 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-22 19:45:24,623 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-22 19:45:24,624 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-22 19:45:24,624 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-22 19:45:24,625 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-22 19:45:24,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-22 19:45:24,627 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-22 19:45:24,628 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-22 19:45:24,629 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-22 19:45:24,629 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-22 19:45:24,629 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 19:45:24,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 19:45:24,632 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 19:45:24,633 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-08-22 19:45:24,650 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 19:45:24,650 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 19:45:24,653 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 19:45:24,653 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 19:45:24,653 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 19:45:24,653 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 19:45:24,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 19:45:24,654 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 19:45:24,654 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 19:45:24,654 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 19:45:24,655 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 19:45:24,656 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 19:45:24,656 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 19:45:24,656 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 19:45:24,657 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 19:45:24,657 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-08-22 19:45:24,657 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 19:45:24,657 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 19:45:24,657 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 19:45:24,658 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 19:45:24,658 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-08-22 19:45:24,658 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 19:45:24,658 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-08-22 19:45:24,948 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 19:45:24,960 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 19:45:24,964 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 19:45:24,965 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 19:45:24,966 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 19:45:24,967 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/matrix-1.c [2020-08-22 19:45:25,044 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4b733e96/66a8193140284d3db9db74c56f7774c8/FLAG194a235df [2020-08-22 19:45:25,570 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 19:45:25,571 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/matrix-1.c [2020-08-22 19:45:25,576 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4b733e96/66a8193140284d3db9db74c56f7774c8/FLAG194a235df [2020-08-22 19:45:25,917 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4b733e96/66a8193140284d3db9db74c56f7774c8 [2020-08-22 19:45:25,928 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 19:45:25,930 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 19:45:25,931 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 19:45:25,931 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 19:45:25,935 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 19:45:25,936 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 07:45:25" (1/1) ... [2020-08-22 19:45:25,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f9bd89c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:45:25, skipping insertion in model container [2020-08-22 19:45:25,940 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 07:45:25" (1/1) ... [2020-08-22 19:45:25,949 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 19:45:25,974 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 19:45:26,180 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 19:45:26,184 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 19:45:26,210 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 19:45:26,309 INFO L208 MainTranslator]: Completed translation [2020-08-22 19:45:26,310 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:45:26 WrapperNode [2020-08-22 19:45:26,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 19:45:26,311 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 19:45:26,311 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 19:45:26,311 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 19:45:26,325 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:45:26" (1/1) ... [2020-08-22 19:45:26,325 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:45:26" (1/1) ... [2020-08-22 19:45:26,334 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:45:26" (1/1) ... [2020-08-22 19:45:26,334 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:45:26" (1/1) ... [2020-08-22 19:45:26,342 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:45:26" (1/1) ... [2020-08-22 19:45:26,348 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:45:26" (1/1) ... [2020-08-22 19:45:26,350 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:45:26" (1/1) ... [2020-08-22 19:45:26,352 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 19:45:26,353 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 19:45:26,353 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 19:45:26,353 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 19:45:26,354 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:45:26" (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 [2020-08-22 19:45:26,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 19:45:26,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 19:45:26,411 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-08-22 19:45:26,411 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 19:45:26,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 19:45:26,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-08-22 19:45:26,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-22 19:45:26,412 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 19:45:26,412 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-22 19:45:26,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-22 19:45:26,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-22 19:45:26,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-22 19:45:26,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 19:45:26,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 19:45:26,730 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 19:45:26,730 INFO L295 CfgBuilder]: Removed 2 assume(true) statements. [2020-08-22 19:45:26,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 07:45:26 BoogieIcfgContainer [2020-08-22 19:45:26,735 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 19:45:26,736 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 19:45:26,737 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 19:45:26,740 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 19:45:26,740 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 07:45:25" (1/3) ... [2020-08-22 19:45:26,742 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51cfb7a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 07:45:26, skipping insertion in model container [2020-08-22 19:45:26,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 07:45:26" (2/3) ... [2020-08-22 19:45:26,742 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51cfb7a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 07:45:26, skipping insertion in model container [2020-08-22 19:45:26,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 07:45:26" (3/3) ... [2020-08-22 19:45:26,745 INFO L109 eAbstractionObserver]: Analyzing ICFG matrix-1.c [2020-08-22 19:45:26,757 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-22 19:45:26,764 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-22 19:45:26,779 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-22 19:45:26,798 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 19:45:26,798 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 19:45:26,799 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-08-22 19:45:26,799 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 19:45:26,799 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 19:45:26,799 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 19:45:26,799 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 19:45:26,799 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 19:45:26,817 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states. [2020-08-22 19:45:26,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2020-08-22 19:45:26,829 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 19:45:26,830 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] [2020-08-22 19:45:26,831 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 19:45:26,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 19:45:26,837 INFO L82 PathProgramCache]: Analyzing trace with hash -1246109584, now seen corresponding path program 1 times [2020-08-22 19:45:26,847 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-22 19:45:26,847 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [773093175] [2020-08-22 19:45:26,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 19:45:26,903 INFO L288 leratedInterpolation]: No loops in this trace, falling back to nested interpolation [2020-08-22 19:45:26,949 WARN L168 FreeRefinementEngine]: Strategy FIXED_PREFERENCES was unsuccessful and could not determine trace feasibility [2020-08-22 19:45:26,950 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-08-22 19:45:26,954 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 19:45:26,972 WARN L231 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2020-08-22 19:45:26,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 07:45:26 BoogieIcfgContainer [2020-08-22 19:45:26,972 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-22 19:45:26,976 INFO L168 Benchmark]: Toolchain (without parser) took 1044.96 ms. Allocated memory was 141.0 MB in the beginning and 204.5 MB in the end (delta: 63.4 MB). Free memory was 103.2 MB in the beginning and 151.7 MB in the end (delta: -48.4 MB). Peak memory consumption was 15.0 MB. Max. memory is 7.1 GB. [2020-08-22 19:45:26,977 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 141.0 MB. Free memory was 122.3 MB in the beginning and 121.9 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. [2020-08-22 19:45:26,979 INFO L168 Benchmark]: CACSL2BoogieTranslator took 379.36 ms. Allocated memory was 141.0 MB in the beginning and 204.5 MB in the end (delta: 63.4 MB). Free memory was 103.2 MB in the beginning and 183.3 MB in the end (delta: -80.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. [2020-08-22 19:45:26,980 INFO L168 Benchmark]: Boogie Preprocessor took 41.63 ms. Allocated memory is still 204.5 MB. Free memory was 183.3 MB in the beginning and 181.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. [2020-08-22 19:45:26,981 INFO L168 Benchmark]: RCFGBuilder took 382.85 ms. Allocated memory is still 204.5 MB. Free memory was 181.1 MB in the beginning and 164.4 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. [2020-08-22 19:45:26,982 INFO L168 Benchmark]: TraceAbstraction took 236.06 ms. Allocated memory is still 204.5 MB. Free memory was 163.5 MB in the beginning and 151.7 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 7.1 GB. [2020-08-22 19:45:26,986 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 141.0 MB. Free memory was 122.3 MB in the beginning and 121.9 MB in the end (delta: 419.5 kB). Peak memory consumption was 419.5 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 379.36 ms. Allocated memory was 141.0 MB in the beginning and 204.5 MB in the end (delta: 63.4 MB). Free memory was 103.2 MB in the beginning and 183.3 MB in the end (delta: -80.0 MB). Peak memory consumption was 23.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 41.63 ms. Allocated memory is still 204.5 MB. Free memory was 183.3 MB in the beginning and 181.1 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 382.85 ms. Allocated memory is still 204.5 MB. Free memory was 181.1 MB in the beginning and 164.4 MB in the end (delta: 16.7 MB). Peak memory consumption was 16.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 236.06 ms. Allocated memory is still 204.5 MB. Free memory was 163.5 MB in the beginning and 151.7 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 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: [L13] unsigned int N_LIN=1; [L14] unsigned int N_COL=1; [L15] unsigned int j,k; [L16] int matriz[N_COL][N_LIN], maior; [L18] maior = __VERIFIER_nondet_int() [L19] j=0 [L19] COND FALSE !(j