java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AbstractInterpretationC.xml -s ../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/loop-new/count_by_1_variant.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-0883e75 [2019-09-05 13:35:36,531 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-05 13:35:36,533 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-05 13:35:36,551 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-05 13:35:36,551 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-05 13:35:36,553 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-05 13:35:36,555 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-05 13:35:36,558 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-05 13:35:36,560 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-05 13:35:36,560 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-05 13:35:36,561 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-05 13:35:36,563 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-05 13:35:36,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-05 13:35:36,564 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-05 13:35:36,565 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-05 13:35:36,566 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-05 13:35:36,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-05 13:35:36,568 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-05 13:35:36,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-05 13:35:36,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-05 13:35:36,573 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-05 13:35:36,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-05 13:35:36,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-05 13:35:36,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-05 13:35:36,579 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-05 13:35:36,580 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-05 13:35:36,580 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-05 13:35:36,581 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-05 13:35:36,581 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-05 13:35:36,585 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-05 13:35:36,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-05 13:35:36,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-05 13:35:36,587 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-05 13:35:36,587 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-05 13:35:36,589 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-05 13:35:36,589 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-05 13:35:36,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-05 13:35:36,590 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-05 13:35:36,590 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-05 13:35:36,594 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-05 13:35:36,595 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-05 13:35:36,596 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-09-05 13:35:36,626 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-05 13:35:36,626 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-05 13:35:36,626 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-05 13:35:36,627 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-05 13:35:36,627 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-05 13:35:36,628 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-05 13:35:36,628 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-05 13:35:36,628 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-05 13:35:36,629 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-05 13:35:36,629 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-05 13:35:36,630 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-05 13:35:36,630 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-05 13:35:36,630 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-05 13:35:36,630 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-05 13:35:36,630 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-05 13:35:36,631 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-05 13:35:36,631 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-05 13:35:36,631 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-05 13:35:36,631 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-05 13:35:36,631 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-05 13:35:36,632 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-05 13:35:36,632 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-05 13:35:36,632 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-05 13:35:36,632 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-05 13:35:36,633 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-05 13:35:36,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-05 13:35:36,633 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-05 13:35:36,633 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-05 13:35:36,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-05 13:35:36,634 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-05 13:35:36,664 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-05 13:35:36,677 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-05 13:35:36,681 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-05 13:35:36,682 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-05 13:35:36,683 INFO L275 PluginConnector]: CDTParser initialized [2019-09-05 13:35:36,684 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-new/count_by_1_variant.i [2019-09-05 13:35:36,765 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b1015cfa/c13752e47a9242d192e3d2d3b0bb84fc/FLAG83dccdad7 [2019-09-05 13:35:37,252 INFO L306 CDTParser]: Found 1 translation units. [2019-09-05 13:35:37,253 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-new/count_by_1_variant.i [2019-09-05 13:35:37,261 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b1015cfa/c13752e47a9242d192e3d2d3b0bb84fc/FLAG83dccdad7 [2019-09-05 13:35:37,617 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5b1015cfa/c13752e47a9242d192e3d2d3b0bb84fc [2019-09-05 13:35:37,625 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-05 13:35:37,627 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-05 13:35:37,628 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-05 13:35:37,628 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-05 13:35:37,634 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-05 13:35:37,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 01:35:37" (1/1) ... [2019-09-05 13:35:37,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30d4ebd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 01:35:37, skipping insertion in model container [2019-09-05 13:35:37,638 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.09 01:35:37" (1/1) ... [2019-09-05 13:35:37,645 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-05 13:35:37,660 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-05 13:35:37,805 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 13:35:37,809 INFO L188 MainTranslator]: Completed pre-run [2019-09-05 13:35:37,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-05 13:35:37,840 INFO L192 MainTranslator]: Completed translation [2019-09-05 13:35:37,840 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 01:35:37 WrapperNode [2019-09-05 13:35:37,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-05 13:35:37,841 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-05 13:35:37,841 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-05 13:35:37,842 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-05 13:35:37,948 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 01:35:37" (1/1) ... [2019-09-05 13:35:37,949 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 01:35:37" (1/1) ... [2019-09-05 13:35:37,958 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 01:35:37" (1/1) ... [2019-09-05 13:35:37,958 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 01:35:37" (1/1) ... [2019-09-05 13:35:37,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 01:35:37" (1/1) ... [2019-09-05 13:35:37,967 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 01:35:37" (1/1) ... [2019-09-05 13:35:37,968 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 01:35:37" (1/1) ... [2019-09-05 13:35:37,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-05 13:35:37,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-05 13:35:37,970 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-05 13:35:37,970 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-05 13:35:37,970 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.09 01:35:37" (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 [2019-09-05 13:35:38,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-05 13:35:38,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-05 13:35:38,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-05 13:35:38,027 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-05 13:35:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-05 13:35:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-05 13:35:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-05 13:35:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-05 13:35:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-05 13:35:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-05 13:35:38,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-05 13:35:38,168 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-05 13:35:38,168 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-09-05 13:35:38,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 01:35:38 BoogieIcfgContainer [2019-09-05 13:35:38,170 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-05 13:35:38,171 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-09-05 13:35:38,171 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-09-05 13:35:38,171 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-09-05 13:35:38,172 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.09 01:35:38" (1/1) ... [2019-09-05 13:35:38,195 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-05 13:35:38,393 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-09-05 13:35:38,413 INFO L272 AbstractInterpreter]: Visited 21 different actions 81 times. Merged at 3 different actions 15 times. Widened at 1 different actions 1 times. Performed 96 root evaluator evaluations with a maximum evaluation depth of 5. Performed 96 inverse root evaluator evaluations with a maximum inverse evaluation depth of 5. Found 1 fixpoints after 1 different actions. Largest state had 3 variables. [2019-09-05 13:35:38,413 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-09-05 13:35:38,416 INFO L168 Benchmark]: Toolchain (without parser) took 787.81 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 89.5 MB in the beginning and 154.9 MB in the end (delta: -65.4 MB). Peak memory consumption was 1.2 MB. Max. memory is 7.1 GB. [2019-09-05 13:35:38,418 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-05 13:35:38,419 INFO L168 Benchmark]: CACSL2BoogieTranslator took 212.90 ms. Allocated memory is still 133.2 MB. Free memory was 89.3 MB in the beginning and 80.2 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-09-05 13:35:38,420 INFO L168 Benchmark]: Boogie Preprocessor took 127.75 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 80.2 MB in the beginning and 176.8 MB in the end (delta: -96.6 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. [2019-09-05 13:35:38,421 INFO L168 Benchmark]: RCFGBuilder took 200.78 ms. Allocated memory is still 199.8 MB. Free memory was 176.8 MB in the beginning and 166.2 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. [2019-09-05 13:35:38,422 INFO L168 Benchmark]: Abstract Interpretation took 242.40 ms. Allocated memory is still 199.8 MB. Free memory was 166.2 MB in the beginning and 154.9 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. [2019-09-05 13:35:38,427 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 133.2 MB. Free memory was 107.3 MB in the beginning and 107.1 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 212.90 ms. Allocated memory is still 133.2 MB. Free memory was 89.3 MB in the beginning and 80.2 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 127.75 ms. Allocated memory was 133.2 MB in the beginning and 199.8 MB in the end (delta: 66.6 MB). Free memory was 80.2 MB in the beginning and 176.8 MB in the end (delta: -96.6 MB). Peak memory consumption was 16.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 200.78 ms. Allocated memory is still 199.8 MB. Free memory was 176.8 MB in the beginning and 166.2 MB in the end (delta: 10.6 MB). Peak memory consumption was 10.6 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 242.40 ms. Allocated memory is still 199.8 MB. Free memory was 166.2 MB in the beginning and 154.9 MB in the end (delta: 11.3 MB). Peak memory consumption was 11.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2: - UnprovableResult [Line: 5]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: abstract domain could reach this error location. Possible FailurePath: [L11] int i; [L12] i = 0 [L12] COND TRUE i != 1000000 [L13] CALL __VERIFIER_assert(i <= 1000000) [L4] COND TRUE !(cond) [L5] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...