/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf -i ../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-7968f31 [2022-03-17 23:55:38,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-17 23:55:38,919 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-17 23:55:38,957 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-17 23:55:38,957 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-17 23:55:38,958 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-17 23:55:38,960 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-17 23:55:38,964 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-17 23:55:38,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-17 23:55:38,966 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-17 23:55:38,966 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-17 23:55:38,967 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-17 23:55:38,967 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-17 23:55:38,968 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-17 23:55:38,968 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-17 23:55:38,969 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-17 23:55:38,969 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-17 23:55:38,970 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-17 23:55:38,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-17 23:55:38,972 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-17 23:55:38,973 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-03-17 23:55:38,973 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-17 23:55:38,974 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-17 23:55:38,974 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-17 23:55:38,975 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-17 23:55:38,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-17 23:55:38,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-17 23:55:38,982 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-17 23:55:38,983 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-17 23:55:38,984 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationJordan_32.epf [2022-03-17 23:55:38,989 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-17 23:55:38,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-17 23:55:38,990 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-17 23:55:38,990 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-17 23:55:38,990 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-17 23:55:38,991 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-17 23:55:38,991 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-17 23:55:38,991 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-17 23:55:38,991 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-17 23:55:38,991 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-17 23:55:38,991 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-17 23:55:38,991 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-17 23:55:38,991 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-17 23:55:38,992 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-17 23:55:38,992 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-17 23:55:38,999 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-17 23:55:38,999 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-17 23:55:38,999 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-17 23:55:38,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-17 23:55:38,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-17 23:55:39,000 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-03-17 23:55:39,000 INFO L138 SettingsManager]: * Trace refinement strategy=ACCELERATED_INTERPOLATION [2022-03-17 23:55:39,000 INFO L138 SettingsManager]: * Trace refinement strategy used in Accelerated Interpolation=CAMEL [2022-03-17 23:55:39,000 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-17 23:55:39,000 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=JODRDAN [2022-03-17 23:55:39,000 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-03-17 23:55:39,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-17 23:55:39,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-17 23:55:39,184 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-17 23:55:39,184 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-17 23:55:39,187 INFO L275 PluginConnector]: CDTParser initialized [2022-03-17 23:55:39,188 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2022-03-17 23:55:39,233 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/504f9d7e2/73b30e4b762a4a4ea4fbe62a96063bf5/FLAG41d7ec43c [2022-03-17 23:55:39,636 INFO L306 CDTParser]: Found 1 translation units. [2022-03-17 23:55:39,637 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c [2022-03-17 23:55:39,641 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/504f9d7e2/73b30e4b762a4a4ea4fbe62a96063bf5/FLAG41d7ec43c [2022-03-17 23:55:39,649 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/504f9d7e2/73b30e4b762a4a4ea4fbe62a96063bf5 [2022-03-17 23:55:39,651 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-17 23:55:39,652 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2022-03-17 23:55:39,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-17 23:55:39,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-17 23:55:39,666 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-17 23:55:39,666 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 11:55:39" (1/1) ... [2022-03-17 23:55:39,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46309738 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:55:39, skipping insertion in model container [2022-03-17 23:55:39,667 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.03 11:55:39" (1/1) ... [2022-03-17 23:55:39,675 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-17 23:55:39,696 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-17 23:55:39,860 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1123,1136] [2022-03-17 23:55:39,865 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1338,1351] [2022-03-17 23:55:39,867 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1654,1667] [2022-03-17 23:55:39,872 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1869,1882] [2022-03-17 23:55:39,876 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2402,2415] [2022-03-17 23:55:39,878 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2617,2630] [2022-03-17 23:55:39,880 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2919,2932] [2022-03-17 23:55:39,882 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3134,3147] [2022-03-17 23:55:39,884 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3404,3417] [2022-03-17 23:55:39,886 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3622,3635] [2022-03-17 23:55:39,889 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4106,4119] [2022-03-17 23:55:39,892 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4324,4337] [2022-03-17 23:55:39,895 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4820,4833] [2022-03-17 23:55:39,900 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5221,5234] [2022-03-17 23:55:39,902 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5439,5452] [2022-03-17 23:55:39,904 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5881,5894] [2022-03-17 23:55:39,905 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[6099,6112] [2022-03-17 23:55:39,910 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-17 23:55:39,916 INFO L203 MainTranslator]: Completed pre-run [2022-03-17 23:55:39,930 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1123,1136] [2022-03-17 23:55:39,933 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1338,1351] [2022-03-17 23:55:39,936 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1654,1667] [2022-03-17 23:55:39,942 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[1869,1882] [2022-03-17 23:55:39,944 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2402,2415] [2022-03-17 23:55:39,945 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2617,2630] [2022-03-17 23:55:39,949 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[2919,2932] [2022-03-17 23:55:39,950 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3134,3147] [2022-03-17 23:55:39,952 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3404,3417] [2022-03-17 23:55:39,954 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[3622,3635] [2022-03-17 23:55:39,956 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4106,4119] [2022-03-17 23:55:39,956 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4324,4337] [2022-03-17 23:55:39,959 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[4820,4833] [2022-03-17 23:55:39,964 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5221,5234] [2022-03-17 23:55:39,965 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5439,5452] [2022-03-17 23:55:39,966 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[5881,5894] [2022-03-17 23:55:39,967 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/apache-get-tag.i.v+nlh-reducer.c[6099,6112] [2022-03-17 23:55:39,968 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-17 23:55:39,978 INFO L208 MainTranslator]: Completed translation [2022-03-17 23:55:39,979 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:55:39 WrapperNode [2022-03-17 23:55:39,979 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-17 23:55:39,980 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-17 23:55:39,980 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-17 23:55:39,980 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-17 23:55:39,989 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:55:39" (1/1) ... [2022-03-17 23:55:39,989 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:55:39" (1/1) ... [2022-03-17 23:55:40,001 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:55:39" (1/1) ... [2022-03-17 23:55:40,002 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:55:39" (1/1) ... [2022-03-17 23:55:40,014 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:55:39" (1/1) ... [2022-03-17 23:55:40,016 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:55:39" (1/1) ... [2022-03-17 23:55:40,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:55:39" (1/1) ... [2022-03-17 23:55:40,018 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-17 23:55:40,019 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-17 23:55:40,019 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-17 23:55:40,019 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-17 23:55:40,022 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:55:39" (1/1) ... [2022-03-17 23:55:40,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-17 23:55:40,034 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-17 23:55:40,044 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-03-17 23:55:40,062 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-03-17 23:55:40,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2022-03-17 23:55:40,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-17 23:55:40,079 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2022-03-17 23:55:40,079 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-03-17 23:55:40,080 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2022-03-17 23:55:40,080 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2022-03-17 23:55:40,080 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2022-03-17 23:55:40,080 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2022-03-17 23:55:40,080 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-17 23:55:40,080 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-03-17 23:55:40,080 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-03-17 23:55:40,081 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2022-03-17 23:55:40,081 INFO L130 BoogieDeclarations]: Found specification of procedure main [2022-03-17 23:55:40,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2022-03-17 23:55:40,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-17 23:55:40,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-17 23:55:40,081 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-17 23:55:40,081 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-17 23:55:40,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-17 23:55:40,183 INFO L234 CfgBuilder]: Building ICFG [2022-03-17 23:55:40,185 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-17 23:55:40,366 INFO L275 CfgBuilder]: Performing block encoding [2022-03-17 23:55:40,370 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-17 23:55:40,371 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-03-17 23:55:40,372 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 11:55:40 BoogieIcfgContainer [2022-03-17 23:55:40,372 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-17 23:55:40,375 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-17 23:55:40,376 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-17 23:55:40,378 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-17 23:55:40,378 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.03 11:55:39" (1/3) ... [2022-03-17 23:55:40,378 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4394e2ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 11:55:40, skipping insertion in model container [2022-03-17 23:55:40,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.03 11:55:39" (2/3) ... [2022-03-17 23:55:40,379 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4394e2ec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.03 11:55:40, skipping insertion in model container [2022-03-17 23:55:40,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.03 11:55:40" (3/3) ... [2022-03-17 23:55:40,381 INFO L111 eAbstractionObserver]: Analyzing ICFG apache-get-tag.i.v+nlh-reducer.c [2022-03-17 23:55:40,385 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-03-17 23:55:40,385 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 17 error locations. [2022-03-17 23:55:40,416 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.icfgtransformer.LoopAccelerators.JODRDAN at java.base/java.lang.Enum.valueOf(Enum.java:240) at de.uni_freiburg.informatik.ultimate.core.preferences.RcpPreferenceProvider.getEnum(RcpPreferenceProvider.java:117) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.preferences.TAPreferences.getLoopAccelerationTechnique(TAPreferences.java:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TaCheckAndRefinementPreferences.(TaCheckAndRefinementPreferences.java:148) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.(BasicCegarLoop.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.createFiniteAutomataCegarLoop(CegarLoopUtils.java:133) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.constructCegarLoop(CegarLoopUtils.java:77) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:53) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:264) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:177) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:156) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-03-17 23:55:40,422 INFO L158 Benchmark]: Toolchain (without parser) took 769.83ms. Allocated memory was 195.0MB in the beginning and 256.9MB in the end (delta: 61.9MB). Free memory was 135.8MB in the beginning and 201.5MB in the end (delta: -65.7MB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-17 23:55:40,423 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 195.0MB. Free memory was 152.5MB in the beginning and 152.4MB in the end (delta: 72.5kB). There was no memory consumed. Max. memory is 8.0GB. [2022-03-17 23:55:40,424 INFO L158 Benchmark]: CACSL2BoogieTranslator took 315.95ms. Allocated memory was 195.0MB in the beginning and 256.9MB in the end (delta: 61.9MB). Free memory was 135.5MB in the beginning and 222.4MB in the end (delta: -86.9MB). Peak memory consumption was 9.9MB. Max. memory is 8.0GB. [2022-03-17 23:55:40,425 INFO L158 Benchmark]: Boogie Preprocessor took 38.30ms. Allocated memory is still 256.9MB. Free memory was 222.4MB in the beginning and 220.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-03-17 23:55:40,425 INFO L158 Benchmark]: RCFGBuilder took 352.98ms. Allocated memory is still 256.9MB. Free memory was 220.9MB in the beginning and 205.7MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. [2022-03-17 23:55:40,426 INFO L158 Benchmark]: TraceAbstraction took 45.49ms. Allocated memory is still 256.9MB. Free memory was 205.1MB in the beginning and 201.5MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-03-17 23:55:40,431 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 195.0MB. Free memory was 152.5MB in the beginning and 152.4MB in the end (delta: 72.5kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 315.95ms. Allocated memory was 195.0MB in the beginning and 256.9MB in the end (delta: 61.9MB). Free memory was 135.5MB in the beginning and 222.4MB in the end (delta: -86.9MB). Peak memory consumption was 9.9MB. Max. memory is 8.0GB. * Boogie Preprocessor took 38.30ms. Allocated memory is still 256.9MB. Free memory was 222.4MB in the beginning and 220.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 352.98ms. Allocated memory is still 256.9MB. Free memory was 220.9MB in the beginning and 205.7MB in the end (delta: 15.2MB). Peak memory consumption was 14.7MB. Max. memory is 8.0GB. * TraceAbstraction took 45.49ms. Allocated memory is still 256.9MB. Free memory was 205.1MB in the beginning and 201.5MB in the end (delta: 3.7MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.icfgtransformer.LoopAccelerators.JODRDAN de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: IllegalArgumentException: No enum constant de.uni_freiburg.informatik.ultimate.icfgtransformer.LoopAccelerators.JODRDAN: java.base/java.lang.Enum.valueOf(Enum.java:240) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-03-17 23:55:40,463 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...