java -ea -Xmx8000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/C-BPP-RCFG.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Termination-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loops/invert_string_true-unreach-call_true-termination.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-52b0504 [2018-11-16 00:15:01,462 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-16 00:15:01,464 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-16 00:15:01,477 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-16 00:15:01,477 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-16 00:15:01,478 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-16 00:15:01,479 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-16 00:15:01,481 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-16 00:15:01,483 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-16 00:15:01,484 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-16 00:15:01,484 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-16 00:15:01,485 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-16 00:15:01,486 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-16 00:15:01,487 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-16 00:15:01,488 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-16 00:15:01,488 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-16 00:15:01,489 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-16 00:15:01,491 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-16 00:15:01,493 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-16 00:15:01,494 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-16 00:15:01,496 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-16 00:15:01,497 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-16 00:15:01,499 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2018-11-16 00:15:01,508 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Termination-64bit-Automizer_Default.epf [2018-11-16 00:15:01,524 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-16 00:15:01,525 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-16 00:15:01,526 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-16 00:15:01,526 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-16 00:15:01,526 INFO L133 SettingsManager]: * Use SBE=true [2018-11-16 00:15:01,526 INFO L131 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2018-11-16 00:15:01,527 INFO L133 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2018-11-16 00:15:01,527 INFO L133 SettingsManager]: * Use old map elimination=false [2018-11-16 00:15:01,527 INFO L133 SettingsManager]: * Use external solver (rank synthesis)=false [2018-11-16 00:15:01,527 INFO L133 SettingsManager]: * Use only trivial implications for array writes=true [2018-11-16 00:15:01,527 INFO L133 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2018-11-16 00:15:01,528 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-16 00:15:01,528 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-16 00:15:01,528 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-16 00:15:01,528 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-16 00:15:01,528 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2018-11-16 00:15:01,529 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2018-11-16 00:15:01,529 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2018-11-16 00:15:01,529 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-16 00:15:01,529 INFO L133 SettingsManager]: * Assume nondeterminstic values are in range=false [2018-11-16 00:15:01,529 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2018-11-16 00:15:01,530 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-16 00:15:01,530 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-16 00:15:01,530 INFO L133 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2018-11-16 00:15:01,530 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-16 00:15:01,530 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-16 00:15:01,530 INFO L133 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2018-11-16 00:15:01,533 INFO L131 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2018-11-16 00:15:01,533 INFO L133 SettingsManager]: * TransformationType=MODULO_NEIGHBOR [2018-11-16 00:15:01,602 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-16 00:15:01,621 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-16 00:15:01,624 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-16 00:15:01,626 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-16 00:15:01,626 INFO L276 PluginConnector]: CDTParser initialized [2018-11-16 00:15:01,627 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/invert_string_true-unreach-call_true-termination.i [2018-11-16 00:15:01,683 INFO L219 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45a9db33a/d8134cb072944179b3a4fee05f95924a/FLAG527862d80 [2018-11-16 00:15:02,102 INFO L304 CDTParser]: Found 1 translation units. [2018-11-16 00:15:02,104 INFO L159 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/invert_string_true-unreach-call_true-termination.i [2018-11-16 00:15:02,112 INFO L352 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45a9db33a/d8134cb072944179b3a4fee05f95924a/FLAG527862d80 [2018-11-16 00:15:02,443 INFO L360 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/45a9db33a/d8134cb072944179b3a4fee05f95924a [2018-11-16 00:15:02,456 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-16 00:15:02,459 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2018-11-16 00:15:02,461 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-16 00:15:02,461 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-16 00:15:02,465 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-16 00:15:02,468 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:15:02" (1/1) ... [2018-11-16 00:15:02,471 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a073b53 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:02, skipping insertion in model container [2018-11-16 00:15:02,471 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:15:02" (1/1) ... [2018-11-16 00:15:02,483 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-16 00:15:02,510 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-16 00:15:02,733 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-16 00:15:02,740 INFO L191 MainTranslator]: Completed pre-run [2018-11-16 00:15:02,791 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-16 00:15:02,812 INFO L195 MainTranslator]: Completed translation [2018-11-16 00:15:02,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:02 WrapperNode [2018-11-16 00:15:02,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-16 00:15:02,814 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-16 00:15:02,814 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-16 00:15:02,814 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-16 00:15:02,830 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:02" (1/1) ... [2018-11-16 00:15:02,830 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:02" (1/1) ... [2018-11-16 00:15:02,840 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:02" (1/1) ... [2018-11-16 00:15:02,840 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:02" (1/1) ... [2018-11-16 00:15:02,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:02" (1/1) ... [2018-11-16 00:15:02,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:02" (1/1) ... [2018-11-16 00:15:02,861 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:02" (1/1) ... [2018-11-16 00:15:02,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-16 00:15:02,864 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-16 00:15:02,864 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-16 00:15:02,864 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-16 00:15:02,865 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:15:02" (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:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2018-11-16 00:15:03,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-16 00:15:03,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-16 00:15:03,000 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2018-11-16 00:15:03,000 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-16 00:15:03,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2018-11-16 00:15:03,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2018-11-16 00:15:03,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2018-11-16 00:15:03,001 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-16 00:15:03,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-16 00:15:03,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-16 00:15:03,002 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-16 00:15:03,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-16 00:15:03,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-16 00:15:03,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-16 00:15:03,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-16 00:15:03,716 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-16 00:15:03,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:15:03 BoogieIcfgContainer [2018-11-16 00:15:03,717 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-16 00:15:03,720 INFO L168 Benchmark]: Toolchain (without parser) took 1261.47 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 748.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -775.7 MB). Peak memory consumption was 36.8 MB. Max. memory is 7.1 GB. [2018-11-16 00:15:03,722 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-16 00:15:03,723 INFO L168 Benchmark]: CACSL2BoogieTranslator took 352.75 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2018-11-16 00:15:03,725 INFO L168 Benchmark]: Boogie Preprocessor took 49.36 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-11-16 00:15:03,725 INFO L168 Benchmark]: RCFGBuilder took 853.53 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 748.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -786.3 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. [2018-11-16 00:15:03,729 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 352.75 ms. Allocated memory is still 1.5 GB. Free memory was 1.4 GB in the beginning and 1.4 GB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 49.36 ms. Allocated memory is still 1.5 GB. Free memory is still 1.4 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 853.53 ms. Allocated memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: 748.2 MB). Free memory was 1.4 GB in the beginning and 2.2 GB in the end (delta: -786.3 MB). Peak memory consumption was 26.2 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Job found still running after platform shutdown. Jobs should be canceled by the plugin that scheduled them during shutdown: org.eclipse.cdt.internal.core.pdom.PDOMManager$3 Received shutdown request...