/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/loops/matrix-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-7d8eed3 [2020-11-07 06:35:04,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-07 06:35:04,974 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-07 06:35:05,009 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-07 06:35:05,010 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-07 06:35:05,012 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-07 06:35:05,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-07 06:35:05,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-07 06:35:05,018 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-07 06:35:05,019 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-07 06:35:05,021 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-07 06:35:05,023 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-07 06:35:05,024 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-07 06:35:05,025 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-07 06:35:05,027 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-07 06:35:05,028 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-07 06:35:05,029 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-07 06:35:05,030 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-07 06:35:05,032 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-07 06:35:05,043 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-07 06:35:05,047 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-07 06:35:05,050 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-07 06:35:05,054 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-07 06:35:05,055 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-07 06:35:05,062 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-11-07 06:35:05,078 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-07 06:35:05,079 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-07 06:35:05,080 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-07 06:35:05,082 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-11-07 06:35:05,105 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-07 06:35:05,106 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-07 06:35:05,111 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-07 06:35:05,111 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-07 06:35:05,111 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-07 06:35:05,111 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-07 06:35:05,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-07 06:35:05,112 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-07 06:35:05,112 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-07 06:35:05,112 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-07 06:35:05,114 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-07 06:35:05,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-07 06:35:05,114 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-07 06:35:05,114 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-07 06:35:05,115 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-07 06:35:05,115 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-11-07 06:35:05,115 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-07 06:35:05,116 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-07 06:35:05,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-07 06:35:05,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-07 06:35:05,116 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-11-07 06:35:05,117 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-07 06:35:05,117 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2020-11-07 06:35:05,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-07 06:35:05,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-07 06:35:05,565 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-07 06:35:05,566 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-07 06:35:05,567 INFO L275 PluginConnector]: CDTParser initialized [2020-11-07 06:35:05,568 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/matrix-1.c [2020-11-07 06:35:05,646 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20f572375/1308edaf23bc4b5b8756ec3f58eb6a15/FLAG9dac122e4 [2020-11-07 06:35:06,210 INFO L306 CDTParser]: Found 1 translation units. [2020-11-07 06:35:06,211 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/matrix-1.c [2020-11-07 06:35:06,220 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20f572375/1308edaf23bc4b5b8756ec3f58eb6a15/FLAG9dac122e4 [2020-11-07 06:35:06,619 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/20f572375/1308edaf23bc4b5b8756ec3f58eb6a15 [2020-11-07 06:35:06,622 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-07 06:35:06,630 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-11-07 06:35:06,636 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-07 06:35:06,636 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-07 06:35:06,640 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-07 06:35:06,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:35:06" (1/1) ... [2020-11-07 06:35:06,645 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3794cfb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:35:06, skipping insertion in model container [2020-11-07 06:35:06,645 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 06:35:06" (1/1) ... [2020-11-07 06:35:06,655 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-07 06:35:06,673 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-07 06:35:06,893 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-07 06:35:06,901 INFO L203 MainTranslator]: Completed pre-run [2020-11-07 06:35:06,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-07 06:35:06,938 INFO L208 MainTranslator]: Completed translation [2020-11-07 06:35:06,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:35:06 WrapperNode [2020-11-07 06:35:06,938 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-07 06:35:06,939 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-07 06:35:06,940 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-07 06:35:06,940 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-07 06:35:06,952 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:35:06" (1/1) ... [2020-11-07 06:35:06,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:35:06" (1/1) ... [2020-11-07 06:35:06,960 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:35:06" (1/1) ... [2020-11-07 06:35:06,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:35:06" (1/1) ... [2020-11-07 06:35:06,968 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:35:06" (1/1) ... [2020-11-07 06:35:06,972 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:35:06" (1/1) ... [2020-11-07 06:35:06,974 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:35:06" (1/1) ... [2020-11-07 06:35:06,976 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-07 06:35:06,977 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-07 06:35:06,977 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-07 06:35:06,977 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-07 06:35:06,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:35:06" (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 [2020-11-07 06:35:07,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-11-07 06:35:07,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-07 06:35:07,058 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-07 06:35:07,058 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-11-07 06:35:07,058 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-11-07 06:35:07,059 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-11-07 06:35:07,059 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-11-07 06:35:07,059 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-07 06:35:07,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-07 06:35:07,059 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-11-07 06:35:07,060 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-11-07 06:35:07,060 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-11-07 06:35:07,060 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-07 06:35:07,060 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-07 06:35:07,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-07 06:35:07,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-11-07 06:35:07,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-07 06:35:07,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-07 06:35:07,612 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-07 06:35:07,613 INFO L298 CfgBuilder]: Removed 2 assume(true) statements. [2020-11-07 06:35:07,614 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:35:07 BoogieIcfgContainer [2020-11-07 06:35:07,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-07 06:35:07,620 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-07 06:35:07,620 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-07 06:35:07,624 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-07 06:35:07,624 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 06:35:06" (1/3) ... [2020-11-07 06:35:07,625 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17c2667e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:35:07, skipping insertion in model container [2020-11-07 06:35:07,625 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 06:35:06" (2/3) ... [2020-11-07 06:35:07,626 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17c2667e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 06:35:07, skipping insertion in model container [2020-11-07 06:35:07,627 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 06:35:07" (3/3) ... [2020-11-07 06:35:07,628 INFO L111 eAbstractionObserver]: Analyzing ICFG matrix-1.c [2020-11-07 06:35:07,645 INFO L179 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-11-07 06:35:07,649 INFO L191 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-07 06:35:07,667 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-07 06:35:07,705 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-07 06:35:07,705 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-07 06:35:07,705 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-11-07 06:35:07,705 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-07 06:35:07,706 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-07 06:35:07,706 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-07 06:35:07,706 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-07 06:35:07,706 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-07 06:35:07,726 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states. [2020-11-07 06:35:07,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-07 06:35:07,748 INFO L414 BasicCegarLoop]: Found error trace [2020-11-07 06:35:07,749 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] [2020-11-07 06:35:07,750 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-07 06:35:07,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-07 06:35:07,758 INFO L82 PathProgramCache]: Analyzing trace with hash 648946020, now seen corresponding path program 1 times [2020-11-07 06:35:07,768 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-11-07 06:35:07,769 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1354500847] [2020-11-07 06:35:07,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-07 06:35:07,918 ERROR L270 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2020-11-07 06:35:07,918 WARN L167 FreeRefinementEngine]: Strategy FIXED_PREFERENCES was unsuccessful and could not determine trace feasibility [2020-11-07 06:35:07,919 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-07 06:35:07,923 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-07 06:35:07,937 WARN L253 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2020-11-07 06:35:07,938 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 06:35:07 BoogieIcfgContainer [2020-11-07 06:35:07,938 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-07 06:35:07,941 INFO L168 Benchmark]: Toolchain (without parser) took 1314.73 ms. Allocated memory is still 156.2 MB. Free memory was 131.7 MB in the beginning and 135.9 MB in the end (delta: -4.2 MB). There was no memory consumed. Max. memory is 8.0 GB. [2020-11-07 06:35:07,942 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 156.2 MB. Free memory is still 129.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-11-07 06:35:07,943 INFO L168 Benchmark]: CACSL2BoogieTranslator took 302.50 ms. Allocated memory is still 156.2 MB. Free memory was 131.0 MB in the beginning and 121.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2020-11-07 06:35:07,944 INFO L168 Benchmark]: Boogie Preprocessor took 36.42 ms. Allocated memory is still 156.2 MB. Free memory was 121.7 MB in the beginning and 120.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2020-11-07 06:35:07,945 INFO L168 Benchmark]: RCFGBuilder took 640.23 ms. Allocated memory is still 156.2 MB. Free memory was 119.9 MB in the beginning and 102.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2020-11-07 06:35:07,946 INFO L168 Benchmark]: TraceAbstraction took 318.67 ms. Allocated memory is still 156.2 MB. Free memory was 102.3 MB in the beginning and 135.9 MB in the end (delta: -33.5 MB). There was no memory consumed. Max. memory is 8.0 GB. [2020-11-07 06:35:07,950 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 156.2 MB. Free memory is still 129.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 302.50 ms. Allocated memory is still 156.2 MB. Free memory was 131.0 MB in the beginning and 121.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 36.42 ms. Allocated memory is still 156.2 MB. Free memory was 121.7 MB in the beginning and 120.2 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 640.23 ms. Allocated memory is still 156.2 MB. Free memory was 119.9 MB in the beginning and 102.7 MB in the end (delta: 17.2 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * TraceAbstraction took 318.67 ms. Allocated memory is still 156.2 MB. Free memory was 102.3 MB in the beginning and 135.9 MB in the end (delta: -33.5 MB). There was no memory consumed. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3]: 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: [L15] unsigned int N_LIN=1; [L16] unsigned int N_COL=1; [L17] unsigned int j,k; [L18] int matriz[N_COL][N_LIN], maior; [L20] maior = __VERIFIER_nondet_int() [L21] j=0 [L21] COND FALSE !(j