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.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 12:38:50,931 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 12:38:50,934 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 12:38:50,949 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 12:38:50,950 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 12:38:50,951 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 12:38:50,953 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 12:38:50,965 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 12:38:50,967 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 12:38:50,968 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 12:38:50,969 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 12:38:50,970 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 12:38:50,970 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 12:38:50,971 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 12:38:50,972 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 12:38:50,973 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 12:38:50,974 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 12:38:50,975 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 12:38:50,976 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 12:38:50,978 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 12:38:50,980 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 12:38:50,981 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 12:38:50,983 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 12:38:50,984 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 12:38:50,988 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-10-03 12:38:51,004 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 12:38:51,018 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 12:38:51,018 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 12:38:51,019 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 12:38:51,019 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 12:38:51,020 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 12:38:51,020 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 12:38:51,020 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 12:38:51,020 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 12:38:51,021 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 12:38:51,021 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 12:38:51,022 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 12:38:51,022 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 12:38:51,022 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 12:38:51,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 12:38:51,022 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 12:38:51,023 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 12:38:51,023 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 12:38:51,023 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 12:38:51,023 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 12:38:51,023 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 12:38:51,024 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 12:38:51,024 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 12:38:51,024 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 12:38:51,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 12:38:51,024 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 12:38:51,025 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 12:38:51,025 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 12:38:51,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 12:38:51,025 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 12:38:51,025 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 12:38:51,054 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 12:38:51,068 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 12:38:51,073 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 12:38:51,075 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 12:38:51,082 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 12:38:51,083 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-new/count_by_1.i [2019-10-03 12:38:51,156 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/090ec2b48/4f95235b037c40ab82656df0dcf16bca/FLAGe03232265 [2019-10-03 12:38:51,570 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 12:38:51,570 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-new/count_by_1.i [2019-10-03 12:38:51,577 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/090ec2b48/4f95235b037c40ab82656df0dcf16bca/FLAGe03232265 [2019-10-03 12:38:52,003 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/090ec2b48/4f95235b037c40ab82656df0dcf16bca [2019-10-03 12:38:52,013 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 12:38:52,014 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 12:38:52,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 12:38:52,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 12:38:52,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 12:38:52,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:38:52" (1/1) ... [2019-10-03 12:38:52,023 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23bcb1b5 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 12:38:52,023 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 12:38:52" (1/1) ... [2019-10-03 12:38:52,030 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 12:38:52,044 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 12:38:52,246 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:38:52,255 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 12:38:52,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 12:38:52,284 INFO L192 MainTranslator]: Completed translation [2019-10-03 12:38:52,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 12:38:52 WrapperNode [2019-10-03 12:38:52,285 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 12:38:52,285 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 12:38:52,285 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 12:38:52,286 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 12:38:52,389 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 12:38:52,389 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 12:38:52,394 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 12:38:52,395 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 12:38:52,398 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 12:38:52,403 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 12:38:52,404 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 12:38:52,406 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 12:38:52,406 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 12:38:52,406 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 12:38:52,407 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 12:38:52,407 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 12:38:52,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 12:38:52,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 12:38:52,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-10-03 12:38:52,466 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 12:38:52,466 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 12:38:52,466 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-10-03 12:38:52,466 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-10-03 12:38:52,466 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 12:38:52,467 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 12:38:52,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 12:38:52,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 12:38:52,614 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 12:38:52,614 INFO L283 CfgBuilder]: Removed 1 assume(true) statements. [2019-10-03 12:38:52,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:38:52 BoogieIcfgContainer [2019-10-03 12:38:52,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 12:38:52,616 INFO L113 PluginConnector]: ------------------------Abstract Interpretation---------------------------- [2019-10-03 12:38:52,616 INFO L271 PluginConnector]: Initializing Abstract Interpretation... [2019-10-03 12:38:52,616 INFO L275 PluginConnector]: Abstract Interpretation initialized [2019-10-03 12:38:52,617 INFO L185 PluginConnector]: Executing the observer AbstractInterpretationRcfgObserver from plugin Abstract Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 12:38:52" (1/1) ... [2019-10-03 12:38:52,638 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-10-03 12:38:52,758 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2019-10-03 12:38:52,777 INFO L272 AbstractInterpreter]: Visited 21 different actions 41 times. Merged at 2 different actions 10 times. Widened at 1 different actions 1 times. Performed 56 root evaluator evaluations with a maximum evaluation depth of 6. Performed 56 inverse root evaluator evaluations with a maximum inverse evaluation depth of 6. Found 1 fixpoints after 1 different actions. Largest state had 3 variables. [2019-10-03 12:38:52,778 INFO L132 PluginConnector]: ------------------------ END Abstract Interpretation---------------------------- [2019-10-03 12:38:52,780 INFO L168 Benchmark]: Toolchain (without parser) took 765.12 ms. Allocated memory was 136.8 MB in the beginning and 197.1 MB in the end (delta: 60.3 MB). Free memory was 84.3 MB in the beginning and 155.6 MB in the end (delta: -71.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2019-10-03 12:38:52,781 INFO L168 Benchmark]: CDTParser took 0.60 ms. Allocated memory is still 136.8 MB. Free memory is still 102.4 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-03 12:38:52,782 INFO L168 Benchmark]: CACSL2BoogieTranslator took 269.93 ms. Allocated memory is still 136.8 MB. Free memory was 83.9 MB in the beginning and 74.9 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. [2019-10-03 12:38:52,784 INFO L168 Benchmark]: Boogie Preprocessor took 120.58 ms. Allocated memory was 136.8 MB in the beginning and 197.1 MB in the end (delta: 60.3 MB). Free memory was 74.9 MB in the beginning and 175.3 MB in the end (delta: -100.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. [2019-10-03 12:38:52,785 INFO L168 Benchmark]: RCFGBuilder took 209.18 ms. Allocated memory is still 197.1 MB. Free memory was 175.3 MB in the beginning and 163.1 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 7.1 GB. [2019-10-03 12:38:52,786 INFO L168 Benchmark]: Abstract Interpretation took 161.68 ms. Allocated memory is still 197.1 MB. Free memory was 163.1 MB in the beginning and 155.6 MB in the end (delta: 7.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 7.1 GB. [2019-10-03 12:38:52,791 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 ms. Allocated memory is still 136.8 MB. Free memory is still 102.4 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 269.93 ms. Allocated memory is still 136.8 MB. Free memory was 83.9 MB in the beginning and 74.9 MB in the end (delta: 9.0 MB). Peak memory consumption was 9.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 120.58 ms. Allocated memory was 136.8 MB in the beginning and 197.1 MB in the end (delta: 60.3 MB). Free memory was 74.9 MB in the beginning and 175.3 MB in the end (delta: -100.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 7.1 GB. * RCFGBuilder took 209.18 ms. Allocated memory is still 197.1 MB. Free memory was 175.3 MB in the beginning and 163.1 MB in the end (delta: 12.2 MB). Peak memory consumption was 12.2 MB. Max. memory is 7.1 GB. * Abstract Interpretation took 161.68 ms. Allocated memory is still 197.1 MB. Free memory was 163.1 MB in the beginning and 155.6 MB in the end (delta: 7.5 MB). Peak memory consumption was 7.5 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 [L12] i++ [L12] COND TRUE i < 1000000 [L12] i++ [L12] COND TRUE i < 1000000 [L12] i++ [L12] COND TRUE i < 1000000 [L12] i++ [L12] COND TRUE i < 1000000 [L12] i++ [L12] COND FALSE !(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...