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/loops/trex03-1.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 12:39:20,688 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 12:39:20,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 12:39:20,702 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2019-10-03 12:39:20,738 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 12:39:20,753 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 12:39:20,754 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 12:39:20,754 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 12:39:20,754 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 12:39:20,755 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 12:39:20,755 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 12:39:20,755 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 12:39:20,756 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 12:39:20,756 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 12:39:20,756 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 12:39:20,757 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 12:39:20,757 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 12:39:20,757 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 12:39:20,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 12:39:20,758 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 12:39:20,758 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 12:39:20,758 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 12:39:20,758 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 12:39:20,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 12:39:20,758 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 12:39:20,759 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 12:39:20,759 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 12:39:20,759 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 12:39:20,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 12:39:20,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 12:39:20,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 12:39:20,760 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 12:39:20,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 12:39:20,760 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 12:39:20,760 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 12:39:20,789 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 12:39:20,801 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 12:39:20,804 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 12:39:20,806 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 12:39:20,806 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 12:39:20,807 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/trex03-1.c [2019-10-03 12:39:20,872 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4bca1586/69b77e2277b9495fb7dd52dcc45456f4/FLAG25da32b19 [2019-10-03 12:39:21,347 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 12:39:21,348 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/trex03-1.c [2019-10-03 12:39:21,354 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4bca1586/69b77e2277b9495fb7dd52dcc45456f4/FLAG25da32b19 [2019-10-03 12:39:21,697 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4bca1586/69b77e2277b9495fb7dd52dcc45456f4 [2019-10-03 12:39:21,707 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 12:39:21,708 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 12:39:21,710 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 12:39:21,711 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 12:39:21,714 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 12:39:21,715 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:39:21" (1/1) ... [2019-10-03 12:39:21,718 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d2aae7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:21, skipping insertion in model container [2019-10-03 12:39:21,718 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:39:21" (1/1) ... [2019-10-03 12:39:21,725 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 12:39:21,741 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 12:39:21,931 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:39:21,935 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 12:39:21,955 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:39:21,971 INFO L192 MainTranslator]: Completed translation [2019-10-03 12:39:21,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:21 WrapperNode [2019-10-03 12:39:21,972 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 12:39:21,973 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 12:39:21,973 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 12:39:21,973 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 12:39:21,987 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:21" (1/1) ... [2019-10-03 12:39:21,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:21" (1/1) ... [2019-10-03 12:39:22,079 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:21" (1/1) ... [2019-10-03 12:39:22,080 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:21" (1/1) ... [2019-10-03 12:39:22,085 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:21" (1/1) ... [2019-10-03 12:39:22,091 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:21" (1/1) ... [2019-10-03 12:39:22,092 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:21" (1/1) ... [2019-10-03 12:39:22,093 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 12:39:22,094 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 12:39:22,094 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 12:39:22,094 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 12:39:22,095 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:39:21" (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 12:39:22,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 12:39:22,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 12:39:22,156 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-03 12:39:22,156 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 12:39:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 12:39:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-03 12:39:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2019-10-03 12:39:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2019-10-03 12:39:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 12:39:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 12:39:22,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 12:39:22,349 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 12:39:22,349 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-03 12:39:22,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:39:22 BoogieIcfgContainer [2019-10-03 12:39:22,351 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 12:39:22,352 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-03 12:39:22,352 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-03 12:39:22,352 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-03 12:39:22,353 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:39:22" (1/1) ... [2019-10-03 12:39:22,381 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 12:39:22,451 WARN L79 EvaluatorLogger]: Possible loss of precision. Operator ARITHMOD has no precise implementation. [2019-10-03 12:39:22,619 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-10-03 12:39:22,639 INFO L272 AbstractInterpreter]: Visited 25 different actions 25 times. Never merged. Never widened. Performed 29 root evaluator evaluations with a maximum evaluation depth of 10. Performed 29 inverse root evaluator evaluations with a maximum inverse evaluation depth of 10. Found 3 fixpoints after 3 different actions. Largest state had 16 variables. [2019-10-03 12:39:22,640 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-03 12:39:22,643 INFO L168 Benchmark]: Toolchain (without parser) took 933.27 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 88.5 MB in the beginning and 138.9 MB in the end (delta: -50.3 MB). Peak memory consumption was 16.8 MB. Max. memory is 7.1 GB. [2019-10-03 12:39:22,644 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-10-03 12:39:22,645 INFO L168 Benchmark]: CACSL2BoogieTranslator took 261.81 ms. Allocated memory is still 132.6 MB. Free memory was 88.3 MB in the beginning and 78.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-10-03 12:39:22,647 INFO L168 Benchmark]: Boogie Preprocessor took 121.01 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 78.8 MB in the beginning and 176.2 MB in the end (delta: -97.4 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. [2019-10-03 12:39:22,648 INFO L168 Benchmark]: RCFGBuilder took 257.07 ms. Allocated memory is still 199.8 MB. Free memory was 176.2 MB in the beginning and 164.1 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 7.1 GB. [2019-10-03 12:39:22,649 INFO L168 Benchmark]: Abstract Interpretation took 288.09 ms. Allocated memory is still 199.8 MB. Free memory was 163.5 MB in the beginning and 138.9 MB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 MB. Max. memory is 7.1 GB. [2019-10-03 12:39:22,653 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 132.6 MB. Free memory was 106.9 MB in the beginning and 106.7 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 261.81 ms. Allocated memory is still 132.6 MB. Free memory was 88.3 MB in the beginning and 78.8 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 121.01 ms. Allocated memory was 132.6 MB in the beginning and 199.8 MB in the end (delta: 67.1 MB). Free memory was 78.8 MB in the beginning and 176.2 MB in the end (delta: -97.4 MB). Peak memory consumption was 16.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 257.07 ms. Allocated memory is still 199.8 MB. Free memory was 176.2 MB in the beginning and 164.1 MB in the end (delta: 12.1 MB). Peak memory consumption was 12.1 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 288.09 ms. Allocated memory is still 199.8 MB. Free memory was 163.5 MB in the beginning and 138.9 MB in the end (delta: 24.6 MB). Peak memory consumption was 24.6 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: [L15] unsigned int x1=__VERIFIER_nondet_uint(), x2=__VERIFIER_nondet_uint(), x3=__VERIFIER_nondet_uint(); [L15] unsigned int x1=__VERIFIER_nondet_uint(), x2=__VERIFIER_nondet_uint(), x3=__VERIFIER_nondet_uint(); [L15] unsigned int x1=__VERIFIER_nondet_uint(), x2=__VERIFIER_nondet_uint(), x3=__VERIFIER_nondet_uint(); [L16] unsigned int d1=1, d2=1, d3=1; [L17] _Bool c1=__VERIFIER_nondet_bool(), c2=__VERIFIER_nondet_bool(); [L17] _Bool c1=__VERIFIER_nondet_bool(), c2=__VERIFIER_nondet_bool(); [L19] COND FALSE !(x1>0 && x2>0 && x3>0) [L28] CALL __VERIFIER_assert(x1==0 && x2==0 && x3==0) [L4] COND TRUE !(cond) [L5] __VERIFIER_error() RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...