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 0.1.24-673a906-m [2019-10-03 12:38:51,450 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 12:38:51,452 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 12:38:51,464 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 12:38:51,465 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 12:38:51,466 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 12:38:51,467 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 12:38:51,469 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 12:38:51,471 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 12:38:51,472 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 12:38:51,473 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 12:38:51,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 12:38:51,474 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 12:38:51,475 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 12:38:51,477 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 12:38:51,478 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 12:38:51,479 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 12:38:51,480 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 12:38:51,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 12:38:51,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 12:38:51,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 12:38:51,487 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 12:38:51,488 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 12:38:51,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 12:38:51,492 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-03 12:38:51,504 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 [2019-10-03 12:38:51,529 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 12:38:51,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 12:38:51,529 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 12:38:51,529 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 12:38:51,530 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 12:38:51,530 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 12:38:51,531 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 12:38:51,531 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 12:38:51,531 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 12:38:51,531 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 12:38:51,532 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 12:38:51,532 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 12:38:51,532 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 12:38:51,533 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 12:38:51,533 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 12:38:51,533 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 12:38:51,533 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 12:38:51,533 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 12:38:51,534 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 12:38:51,534 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 12:38:51,534 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 12:38:51,534 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 12:38:51,534 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 12:38:51,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 12:38:51,535 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 12:38:51,535 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 12:38:51,535 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 12:38:51,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 12:38:51,536 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 12:38:51,536 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 12:38:51,565 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 12:38:51,579 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 12:38:51,583 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 12:38:51,587 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 12:38:51,587 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 12:38:51,588 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-new/count_by_1_variant.i [2019-10-03 12:38:51,666 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0db664ea3/31ac64c3aedf44989b8d5b202e8b1d70/FLAGbcdf801de [2019-10-03 12:38:52,122 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 12:38:52,123 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-new/count_by_1_variant.i [2019-10-03 12:38:52,130 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0db664ea3/31ac64c3aedf44989b8d5b202e8b1d70/FLAGbcdf801de [2019-10-03 12:38:52,538 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0db664ea3/31ac64c3aedf44989b8d5b202e8b1d70 [2019-10-03 12:38:52,548 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 12:38:52,549 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 12:38:52,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 12:38:52,551 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 12:38:52,555 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 12:38:52,556 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:38:52" (1/1) ... [2019-10-03 12:38:52,559 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41a6d97a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:52, skipping insertion in model container [2019-10-03 12:38:52,559 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:38:52" (1/1) ... [2019-10-03 12:38:52,567 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 12:38:52,583 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 12:38:52,812 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:38:52,819 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 12:38:52,836 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:38:52,855 INFO L192 MainTranslator]: Completed translation [2019-10-03 12:38:52,855 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:52 WrapperNode [2019-10-03 12:38:52,855 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 12:38:52,856 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 12:38:52,856 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 12:38:52,856 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 12:38:52,950 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:52" (1/1) ... [2019-10-03 12:38:52,950 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:52" (1/1) ... [2019-10-03 12:38:52,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:52" (1/1) ... [2019-10-03 12:38:52,956 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:52" (1/1) ... [2019-10-03 12:38:52,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:52" (1/1) ... [2019-10-03 12:38:52,962 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:52" (1/1) ... [2019-10-03 12:38:52,963 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:52" (1/1) ... [2019-10-03 12:38:52,964 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 12:38:52,965 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 12:38:52,965 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 12:38:52,965 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 12:38:52,966 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:52" (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 [2019-10-03 12:38:53,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 12:38:53,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 12:38:53,020 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-03 12:38:53,020 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 12:38:53,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 12:38:53,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 12:38:53,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-03 12:38:53,020 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 12:38:53,021 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 12:38:53,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 12:38:53,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 12:38:53,187 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 12:38:53,188 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-03 12:38:53,189 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:38:53 BoogieIcfgContainer [2019-10-03 12:38:53,189 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 12:38:53,190 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-03 12:38:53,190 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-03 12:38:53,190 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-03 12:38:53,191 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:38:53" (1/1) ... [2019-10-03 12:38:53,214 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 12:38:53,419 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-10-03 12:38:53,439 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. [2019-10-03 12:38:53,439 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-03 12:38:53,443 INFO L168 Benchmark]: Toolchain (without parser) took 891.83 ms. Allocated memory was 134.2 MB in the beginning and 198.7 MB in the end (delta: 64.5 MB). Free memory was 90.0 MB in the beginning and 154.1 MB in the end (delta: -64.1 MB). Peak memory consumption was 430.6 kB. Max. memory is 7.1 GB. [2019-10-03 12:38:53,444 INFO L168 Benchmark]: CDTParser took 1.11 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 108.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-03 12:38:53,445 INFO L168 Benchmark]: CACSL2BoogieTranslator took 305.37 ms. Allocated memory is still 134.2 MB. Free memory was 89.8 MB in the beginning and 80.7 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. [2019-10-03 12:38:53,446 INFO L168 Benchmark]: Boogie Preprocessor took 108.31 ms. Allocated memory was 134.2 MB in the beginning and 198.7 MB in the end (delta: 64.5 MB). Free memory was 80.7 MB in the beginning and 175.7 MB in the end (delta: -95.0 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. [2019-10-03 12:38:53,447 INFO L168 Benchmark]: RCFGBuilder took 224.48 ms. Allocated memory is still 198.7 MB. Free memory was 175.7 MB in the beginning and 164.6 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. [2019-10-03 12:38:53,448 INFO L168 Benchmark]: Abstract Interpretation took 249.59 ms. Allocated memory is still 198.7 MB. Free memory was 164.0 MB in the beginning and 154.1 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 MB. Max. memory is 7.1 GB. [2019-10-03 12:38:53,453 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.11 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 108.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 305.37 ms. Allocated memory is still 134.2 MB. Free memory was 89.8 MB in the beginning and 80.7 MB in the end (delta: 9.1 MB). Peak memory consumption was 9.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 108.31 ms. Allocated memory was 134.2 MB in the beginning and 198.7 MB in the end (delta: 64.5 MB). Free memory was 80.7 MB in the beginning and 175.7 MB in the end (delta: -95.0 MB). Peak memory consumption was 16.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 224.48 ms. Allocated memory is still 198.7 MB. Free memory was 175.7 MB in the beginning and 164.6 MB in the end (delta: 11.1 MB). Peak memory consumption was 11.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 249.59 ms. Allocated memory is still 198.7 MB. Free memory was 164.0 MB in the beginning and 154.1 MB in the end (delta: 10.0 MB). Peak memory consumption was 10.0 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...