/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 -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf -i ../../../trunk/examples/svcomp/array-fpi/ifcompf.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-36cd7be [2021-02-24 04:46:23,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-24 04:46:23,032 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-24 04:46:23,069 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-02-24 04:46:23,089 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-24 04:46:23,091 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-24 04:46:23,092 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-24 04:46:23,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-24 04:46:23,094 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-24 04:46:23,095 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-24 04:46:23,097 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-24 04:46:23,100 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-24 04:46:23,104 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-24 04:46:23,106 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-24 04:46:23,107 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-24 04:46:23,108 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-24 04:46:23,114 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-24 04:46:23,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-24 04:46:23,131 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-24 04:46:23,132 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-24 04:46:23,133 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf [2021-02-24 04:46:23,145 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-24 04:46:23,145 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-24 04:46:23,147 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-24 04:46:23,147 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-24 04:46:23,147 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-24 04:46:23,148 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-24 04:46:23,148 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-24 04:46:23,148 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-24 04:46:23,148 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-24 04:46:23,149 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-24 04:46:23,149 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-24 04:46:23,149 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-24 04:46:23,149 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-24 04:46:23,150 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-24 04:46:23,150 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-24 04:46:23,150 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-24 04:46:23,150 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-24 04:46:23,151 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-24 04:46:23,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-24 04:46:23,151 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-24 04:46:23,151 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-24 04:46:23,152 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-24 04:46:23,152 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-24 04:46:23,152 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-24 04:46:23,499 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-24 04:46:23,524 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-24 04:46:23,527 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-24 04:46:23,528 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-24 04:46:23,529 INFO L275 PluginConnector]: CDTParser initialized [2021-02-24 04:46:23,530 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-fpi/ifcompf.c [2021-02-24 04:46:23,609 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56d138301/5fbf4a6d025f43ed97a3ae8314df80a6/FLAGf216b8e88 [2021-02-24 04:46:24,197 INFO L306 CDTParser]: Found 1 translation units. [2021-02-24 04:46:24,197 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-fpi/ifcompf.c [2021-02-24 04:46:24,210 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56d138301/5fbf4a6d025f43ed97a3ae8314df80a6/FLAGf216b8e88 [2021-02-24 04:46:24,592 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56d138301/5fbf4a6d025f43ed97a3ae8314df80a6 [2021-02-24 04:46:24,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-24 04:46:24,615 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-24 04:46:24,618 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-24 04:46:24,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-24 04:46:24,622 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-24 04:46:24,623 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 04:46:24" (1/1) ... [2021-02-24 04:46:24,624 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@185e122 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:46:24, skipping insertion in model container [2021-02-24 04:46:24,624 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 04:46:24" (1/1) ... [2021-02-24 04:46:24,633 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-24 04:46:24,653 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-24 04:46:24,804 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/array-fpi/ifcompf.c[590,603] [2021-02-24 04:46:24,826 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 04:46:24,836 INFO L203 MainTranslator]: Completed pre-run [2021-02-24 04:46:24,851 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/array-fpi/ifcompf.c[590,603] [2021-02-24 04:46:24,862 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 04:46:24,879 INFO L208 MainTranslator]: Completed translation [2021-02-24 04:46:24,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:46:24 WrapperNode [2021-02-24 04:46:24,880 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-24 04:46:24,881 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-24 04:46:24,881 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-24 04:46:24,881 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-24 04:46:24,895 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:46:24" (1/1) ... [2021-02-24 04:46:24,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:46:24" (1/1) ... [2021-02-24 04:46:24,904 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:46:24" (1/1) ... [2021-02-24 04:46:24,905 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:46:24" (1/1) ... [2021-02-24 04:46:24,915 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:46:24" (1/1) ... [2021-02-24 04:46:24,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:46:24" (1/1) ... [2021-02-24 04:46:24,923 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:46:24" (1/1) ... [2021-02-24 04:46:24,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-24 04:46:24,926 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-24 04:46:24,927 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-24 04:46:24,927 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-24 04:46:24,928 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:46:24" (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 [2021-02-24 04:46:25,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-24 04:46:25,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-24 04:46:25,041 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-24 04:46:25,041 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-02-24 04:46:25,042 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-02-24 04:46:25,042 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-24 04:46:25,042 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-24 04:46:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-24 04:46:25,043 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-24 04:46:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-24 04:46:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-02-24 04:46:25,044 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-02-24 04:46:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-24 04:46:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2021-02-24 04:46:25,045 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-24 04:46:25,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-02-24 04:46:25,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-24 04:46:25,047 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-24 04:46:25,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-24 04:46:25,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-24 04:46:25,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-24 04:46:25,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-24 04:46:25,583 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-24 04:46:25,583 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-02-24 04:46:25,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 04:46:25 BoogieIcfgContainer [2021-02-24 04:46:25,585 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-24 04:46:25,587 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-24 04:46:25,587 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-24 04:46:25,591 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-24 04:46:25,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.02 04:46:24" (1/3) ... [2021-02-24 04:46:25,592 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@683194c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 04:46:25, skipping insertion in model container [2021-02-24 04:46:25,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 04:46:24" (2/3) ... [2021-02-24 04:46:25,593 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@683194c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 04:46:25, skipping insertion in model container [2021-02-24 04:46:25,593 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 04:46:25" (3/3) ... [2021-02-24 04:46:25,594 INFO L111 eAbstractionObserver]: Analyzing ICFG ifcompf.c [2021-02-24 04:46:25,601 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-24 04:46:25,606 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-24 04:46:25,626 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-24 04:46:25,653 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-24 04:46:25,653 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-24 04:46:25,653 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-24 04:46:25,653 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-24 04:46:25,654 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-24 04:46:25,654 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-24 04:46:25,654 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-24 04:46:25,654 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-24 04:46:25,672 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states. [2021-02-24 04:46:25,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-02-24 04:46:25,684 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 04:46:25,685 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-24 04:46:25,685 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 04:46:25,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 04:46:25,692 INFO L82 PathProgramCache]: Analyzing trace with hash 485960284, now seen corresponding path program 1 times [2021-02-24 04:46:25,701 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 04:46:25,702 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1802738489] [2021-02-24 04:46:25,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 04:46:25,789 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-24 04:46:25,874 WARN L167 FreeRefinementEngine]: Strategy FIXED_PREFERENCES was unsuccessful and could not determine trace feasibility [2021-02-24 04:46:25,875 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2021-02-24 04:46:25,880 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-24 04:46:25,899 WARN L227 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2021-02-24 04:46:25,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.02 04:46:25 BoogieIcfgContainer [2021-02-24 04:46:25,900 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-24 04:46:25,903 INFO L168 Benchmark]: Toolchain (without parser) took 1301.60 ms. Allocated memory is still 165.7 MB. Free memory was 142.7 MB in the beginning and 131.4 MB in the end (delta: 11.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-02-24 04:46:25,904 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 165.7 MB. Free memory was 138.2 MB in the beginning and 138.0 MB in the end (delta: 210.0 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-02-24 04:46:25,905 INFO L168 Benchmark]: CACSL2BoogieTranslator took 262.64 ms. Allocated memory is still 165.7 MB. Free memory was 141.6 MB in the beginning and 131.5 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2021-02-24 04:46:25,906 INFO L168 Benchmark]: Boogie Preprocessor took 44.58 ms. Allocated memory is still 165.7 MB. Free memory was 131.5 MB in the beginning and 129.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-02-24 04:46:25,907 INFO L168 Benchmark]: RCFGBuilder took 658.76 ms. Allocated memory is still 165.7 MB. Free memory was 129.6 MB in the beginning and 144.0 MB in the end (delta: -14.3 MB). Peak memory consumption was 22.1 MB. Max. memory is 8.0 GB. [2021-02-24 04:46:25,908 INFO L168 Benchmark]: TraceAbstraction took 313.19 ms. Allocated memory is still 165.7 MB. Free memory was 144.0 MB in the beginning and 131.4 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-02-24 04:46:25,911 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 165.7 MB. Free memory was 138.2 MB in the beginning and 138.0 MB in the end (delta: 210.0 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 262.64 ms. Allocated memory is still 165.7 MB. Free memory was 141.6 MB in the beginning and 131.5 MB in the end (delta: 10.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 44.58 ms. Allocated memory is still 165.7 MB. Free memory was 131.5 MB in the beginning and 129.6 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 658.76 ms. Allocated memory is still 165.7 MB. Free memory was 129.6 MB in the beginning and 144.0 MB in the end (delta: -14.3 MB). Peak memory consumption was 22.1 MB. Max. memory is 8.0 GB. * TraceAbstraction took 313.19 ms. Allocated memory is still 165.7 MB. Free memory was 144.0 MB in the beginning and 131.4 MB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 15]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L19] int N; [L23] N = __VERIFIER_nondet_int() [L24] COND FALSE !(N <= 0) [L25] CALL assume_abort_if_not(N <= 2147483647/sizeof(int)) [L13] COND FALSE !(!cond) [L25] RET assume_abort_if_not(N <= 2147483647/sizeof(int)) [L27] int i; [L28] long long *a = malloc(sizeof(long long)*N); [L29] long long *b = malloc(sizeof(long long)*N); [L30] long long *c = malloc(sizeof(long long)*N); [L32] i=0 [L32] COND FALSE !(i