./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/floats-esbmc-regression/islessequal.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 5fbdf5bf
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-esbmc-regression/islessequal.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c1c64eb1f7c4c25ba4398abf0f06d2c553700550
..............................................................................................................................................................................
Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/floats-esbmc-regression/islessequal.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c1c64eb1f7c4c25ba4398abf0f06d2c553700550
...................................................................................................................................................................................................................................................................................................................................
Execution finished normally
Writing output log to file Ultimate.log
Result:
TRUE
--- Real Ultimate output ---
This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b
[2021-08-29 07:49:04,075 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2021-08-29 07:49:04,077 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2021-08-29 07:49:04,114 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-08-29 07:49:04,114 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-08-29 07:49:04,115 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-08-29 07:49:04,116 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-08-29 07:49:04,118 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2021-08-29 07:49:04,124 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-08-29 07:49:04,125 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-08-29 07:49:04,125 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2021-08-29 07:49:04,126 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-08-29 07:49:04,127 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-08-29 07:49:04,127 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-08-29 07:49:04,129 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-08-29 07:49:04,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-08-29 07:49:04,130 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-08-29 07:49:04,131 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-08-29 07:49:04,133 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-08-29 07:49:04,135 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2021-08-29 07:49:04,136 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-08-29 07:49:04,144 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-08-29 07:49:04,147 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2021-08-29 07:49:04,149 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-08-29 07:49:04,156 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-08-29 07:49:04,157 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-08-29 07:49:04,157 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-08-29 07:49:04,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-08-29 07:49:04,158 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-08-29 07:49:04,159 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-08-29 07:49:04,159 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-08-29 07:49:04,160 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-08-29 07:49:04,160 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-08-29 07:49:04,161 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2021-08-29 07:49:04,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-08-29 07:49:04,162 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2021-08-29 07:49:04,163 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-08-29 07:49:04,163 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-08-29 07:49:04,163 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2021-08-29 07:49:04,164 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2021-08-29 07:49:04,175 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2021-08-29 07:49:04,178 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf
[2021-08-29 07:49:04,219 INFO L113 SettingsManager]: Loading preferences was successful
[2021-08-29 07:49:04,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2021-08-29 07:49:04,221 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-08-29 07:49:04,221 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-08-29 07:49:04,223 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-08-29 07:49:04,223 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2021-08-29 07:49:04,223 INFO L138 SettingsManager]: * Use SBE=true
[2021-08-29 07:49:04,224 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-08-29 07:49:04,224 INFO L138 SettingsManager]: * sizeof long=4
[2021-08-29 07:49:04,224 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true
[2021-08-29 07:49:04,225 INFO L138 SettingsManager]: * sizeof POINTER=4
[2021-08-29 07:49:04,225 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2021-08-29 07:49:04,225 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2021-08-29 07:49:04,225 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-08-29 07:49:04,225 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2021-08-29 07:49:04,226 INFO L138 SettingsManager]: * sizeof long double=12
[2021-08-29 07:49:04,226 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2021-08-29 07:49:04,226 INFO L138 SettingsManager]: * Use constant arrays=true
[2021-08-29 07:49:04,226 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2021-08-29 07:49:04,226 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-08-29 07:49:04,226 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2021-08-29 07:49:04,227 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2021-08-29 07:49:04,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-08-29 07:49:04,227 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-08-29 07:49:04,227 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2021-08-29 07:49:04,228 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-08-29 07:49:04,228 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL
[2021-08-29 07:49:04,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2021-08-29 07:49:04,228 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-08-29 07:49:04,228 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2021-08-29 07:49:04,229 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1c64eb1f7c4c25ba4398abf0f06d2c553700550
[2021-08-29 07:49:04,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2021-08-29 07:49:04,562 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-08-29 07:49:04,565 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-08-29 07:49:04,566 INFO L271 PluginConnector]: Initializing CDTParser...
[2021-08-29 07:49:04,566 INFO L275 PluginConnector]: CDTParser initialized
[2021-08-29 07:49:04,568 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/islessequal.i
[2021-08-29 07:49:04,626 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5205cc2b7/2a09175c71e242138547c1b285dc1f75/FLAG7fda4a9e6
[2021-08-29 07:49:05,127 INFO L306 CDTParser]: Found 1 translation units.
[2021-08-29 07:49:05,131 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/islessequal.i
[2021-08-29 07:49:05,146 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5205cc2b7/2a09175c71e242138547c1b285dc1f75/FLAG7fda4a9e6
[2021-08-29 07:49:05,437 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5205cc2b7/2a09175c71e242138547c1b285dc1f75
[2021-08-29 07:49:05,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-08-29 07:49:05,441 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2021-08-29 07:49:05,442 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-08-29 07:49:05,443 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-08-29 07:49:05,445 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2021-08-29 07:49:05,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 07:49:05" (1/1) ...
[2021-08-29 07:49:05,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@241b7630 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:49:05, skipping insertion in model container
[2021-08-29 07:49:05,447 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 07:49:05" (1/1) ...
[2021-08-29 07:49:05,453 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2021-08-29 07:49:05,479 INFO L178 MainTranslator]: Built tables and reachable declarations
[2021-08-29 07:49:05,770 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/islessequal.i[36286,36299]
[2021-08-29 07:49:05,778 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception:
java.lang.UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:1686)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$44(StandardFunctionHandler.java:363)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:236)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1408)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2349)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleFloatBuiltinBinaryComparison(StandardFunctionHandler.java:1753)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$50(StandardFunctionHandler.java:372)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:236)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1408)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2349)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:174)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:676)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1415)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:267)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1359)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:220)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1052)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:372)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1430)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3219)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2299)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:580)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115)
at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.<init>(MainTranslator.java:93)
at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320)
at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145)
at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63)
[2021-08-29 07:49:05,784 INFO L158 Benchmark]: Toolchain (without parser) took 341.49ms. Allocated memory is still 56.6MB. Free memory was 33.8MB in the beginning and 38.2MB in the end (delta: -4.4MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB.
[2021-08-29 07:49:05,785 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 56.6MB. Free memory was 38.1MB in the beginning and 38.1MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB.
[2021-08-29 07:49:05,802 INFO L158 Benchmark]: CACSL2BoogieTranslator took 339.42ms. Allocated memory is still 56.6MB. Free memory was 33.7MB in the beginning and 38.2MB in the end (delta: -4.6MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB.
[2021-08-29 07:49:05,803 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.14ms. Allocated memory is still 56.6MB. Free memory was 38.1MB in the beginning and 38.1MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 339.42ms. Allocated memory is still 56.6MB. Free memory was 33.7MB in the beginning and 38.2MB in the end (delta: -4.6MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator:
- ExceptionOrErrorResult: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation
de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: createNanOrInfinity is unsupported in non-bitprecise translation: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.createNanOrInfinity(IntegerTranslation.java:835)
RESULT: Ultimate could not prove your program: Toolchain returned no result.
Received shutdown request...
### Bit-precise run ###
This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b
[2021-08-29 07:49:07,391 INFO L177 SettingsManager]: Resetting all preferences to default values...
[2021-08-29 07:49:07,393 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values
[2021-08-29 07:49:07,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring...
[2021-08-29 07:49:07,418 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values
[2021-08-29 07:49:07,419 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values
[2021-08-29 07:49:07,420 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values
[2021-08-29 07:49:07,422 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values
[2021-08-29 07:49:07,423 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values
[2021-08-29 07:49:07,424 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values
[2021-08-29 07:49:07,425 INFO L181 SettingsManager]: Resetting Sifa preferences to default values
[2021-08-29 07:49:07,426 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring...
[2021-08-29 07:49:07,427 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values
[2021-08-29 07:49:07,427 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values
[2021-08-29 07:49:07,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values
[2021-08-29 07:49:07,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values
[2021-08-29 07:49:07,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values
[2021-08-29 07:49:07,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values
[2021-08-29 07:49:07,433 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values
[2021-08-29 07:49:07,434 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values
[2021-08-29 07:49:07,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values
[2021-08-29 07:49:07,437 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values
[2021-08-29 07:49:07,438 INFO L181 SettingsManager]: Resetting Referee preferences to default values
[2021-08-29 07:49:07,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values
[2021-08-29 07:49:07,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring...
[2021-08-29 07:49:07,441 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring...
[2021-08-29 07:49:07,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values
[2021-08-29 07:49:07,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values
[2021-08-29 07:49:07,455 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values
[2021-08-29 07:49:07,456 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring...
[2021-08-29 07:49:07,456 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values
[2021-08-29 07:49:07,457 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values
[2021-08-29 07:49:07,458 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values
[2021-08-29 07:49:07,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values
[2021-08-29 07:49:07,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring...
[2021-08-29 07:49:07,462 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values
[2021-08-29 07:49:07,463 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring...
[2021-08-29 07:49:07,463 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring...
[2021-08-29 07:49:07,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values
[2021-08-29 07:49:07,465 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values
[2021-08-29 07:49:07,466 INFO L188 SettingsManager]: Finished resetting all preferences to default values...
[2021-08-29 07:49:07,470 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2021-08-29 07:49:07,505 INFO L113 SettingsManager]: Loading preferences was successful
[2021-08-29 07:49:07,505 INFO L115 SettingsManager]: Preferences different from defaults after loading the file:
[2021-08-29 07:49:07,506 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2021-08-29 07:49:07,506 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2021-08-29 07:49:07,508 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2021-08-29 07:49:07,509 INFO L138 SettingsManager]: * Create parallel compositions if possible=false
[2021-08-29 07:49:07,509 INFO L138 SettingsManager]: * Use SBE=true
[2021-08-29 07:49:07,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2021-08-29 07:49:07,509 INFO L138 SettingsManager]: * sizeof long=4
[2021-08-29 07:49:07,509 INFO L138 SettingsManager]: * sizeof POINTER=4
[2021-08-29 07:49:07,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE
[2021-08-29 07:49:07,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2021-08-29 07:49:07,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2021-08-29 07:49:07,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2021-08-29 07:49:07,511 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true
[2021-08-29 07:49:07,511 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2021-08-29 07:49:07,511 INFO L138 SettingsManager]: * sizeof long double=12
[2021-08-29 07:49:07,512 INFO L138 SettingsManager]: * Check if freed pointer was valid=false
[2021-08-29 07:49:07,512 INFO L138 SettingsManager]: * Use constant arrays=true
[2021-08-29 07:49:07,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2021-08-29 07:49:07,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2021-08-29 07:49:07,512 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements
[2021-08-29 07:49:07,513 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode
[2021-08-29 07:49:07,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-08-29 07:49:07,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2021-08-29 07:49:07,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2021-08-29 07:49:07,513 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles
[2021-08-29 07:49:07,514 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF
[2021-08-29 07:49:07,514 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2021-08-29 07:49:07,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true
[2021-08-29 07:49:07,514 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE
[2021-08-29 07:49:07,514 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2021-08-29 07:49:07,515 INFO L138 SettingsManager]: * Logic for external solver=AUFBV
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1c64eb1f7c4c25ba4398abf0f06d2c553700550
[2021-08-29 07:49:07,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2021-08-29 07:49:07,846 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2021-08-29 07:49:07,849 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2021-08-29 07:49:07,850 INFO L271 PluginConnector]: Initializing CDTParser...
[2021-08-29 07:49:07,850 INFO L275 PluginConnector]: CDTParser initialized
[2021-08-29 07:49:07,852 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-esbmc-regression/islessequal.i
[2021-08-29 07:49:07,917 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f48ec842/7a954ee5bdf14e4992a143aea99a3f67/FLAG6a3aa4336
[2021-08-29 07:49:08,436 INFO L306 CDTParser]: Found 1 translation units.
[2021-08-29 07:49:08,437 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/islessequal.i
[2021-08-29 07:49:08,452 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f48ec842/7a954ee5bdf14e4992a143aea99a3f67/FLAG6a3aa4336
[2021-08-29 07:49:08,767 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0f48ec842/7a954ee5bdf14e4992a143aea99a3f67
[2021-08-29 07:49:08,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2021-08-29 07:49:08,772 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements.
[2021-08-29 07:49:08,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2021-08-29 07:49:08,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2021-08-29 07:49:08,777 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized
[2021-08-29 07:49:08,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 07:49:08" (1/1) ...
[2021-08-29 07:49:08,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44bd31f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:49:08, skipping insertion in model container
[2021-08-29 07:49:08,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 07:49:08" (1/1) ...
[2021-08-29 07:49:08,784 INFO L145 MainTranslator]: Starting translation in SV-COMP mode
[2021-08-29 07:49:08,829 INFO L178 MainTranslator]: Built tables and reachable declarations
[2021-08-29 07:49:09,191 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/islessequal.i[36286,36299]
[2021-08-29 07:49:09,199 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-08-29 07:49:09,208 INFO L203 MainTranslator]: Completed pre-run
[2021-08-29 07:49:09,227 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-esbmc-regression/islessequal.i[36286,36299]
[2021-08-29 07:49:09,229 INFO L206 PostProcessor]: Analyzing one entry point: main
[2021-08-29 07:49:09,345 INFO L208 MainTranslator]: Completed translation
[2021-08-29 07:49:09,346 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:49:09 WrapperNode
[2021-08-29 07:49:09,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2021-08-29 07:49:09,348 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2021-08-29 07:49:09,349 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner...
[2021-08-29 07:49:09,349 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized
[2021-08-29 07:49:09,353 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:49:09" (1/1) ...
[2021-08-29 07:49:09,370 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:49:09" (1/1) ...
[2021-08-29 07:49:09,394 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2021-08-29 07:49:09,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2021-08-29 07:49:09,396 INFO L271 PluginConnector]: Initializing Boogie Preprocessor...
[2021-08-29 07:49:09,396 INFO L275 PluginConnector]: Boogie Preprocessor initialized
[2021-08-29 07:49:09,402 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:49:09" (1/1) ...
[2021-08-29 07:49:09,402 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:49:09" (1/1) ...
[2021-08-29 07:49:09,415 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:49:09" (1/1) ...
[2021-08-29 07:49:09,415 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:49:09" (1/1) ...
[2021-08-29 07:49:09,421 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:49:09" (1/1) ...
[2021-08-29 07:49:09,423 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:49:09" (1/1) ...
[2021-08-29 07:49:09,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:49:09" (1/1) ...
[2021-08-29 07:49:09,426 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2021-08-29 07:49:09,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2021-08-29 07:49:09,427 INFO L271 PluginConnector]: Initializing RCFGBuilder...
[2021-08-29 07:49:09,427 INFO L275 PluginConnector]: RCFGBuilder initialized
[2021-08-29 07:49:09,427 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:49:09" (1/1) ...
[2021-08-29 07:49:09,437 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000
[2021-08-29 07:49:09,445 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3
[2021-08-29 07:49:09,453 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null)
[2021-08-29 07:49:09,456 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process
[2021-08-29 07:49:09,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1
[2021-08-29 07:49:09,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2021-08-29 07:49:09,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2021-08-29 07:49:09,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack
[2021-08-29 07:49:09,595 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2021-08-29 07:49:09,596 INFO L299 CfgBuilder]: Removed 14 assume(true) statements.
[2021-08-29 07:49:09,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:49:09 BoogieIcfgContainer
[2021-08-29 07:49:09,598 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2021-08-29 07:49:09,602 INFO L113 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2021-08-29 07:49:09,603 INFO L271 PluginConnector]: Initializing TraceAbstraction...
[2021-08-29 07:49:09,606 INFO L275 PluginConnector]: TraceAbstraction initialized
[2021-08-29 07:49:09,607 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 07:49:08" (1/3) ...
[2021-08-29 07:49:09,608 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@321ede69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 07:49:09, skipping insertion in model container
[2021-08-29 07:49:09,608 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 07:49:09" (2/3) ...
[2021-08-29 07:49:09,608 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@321ede69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 07:49:09, skipping insertion in model container
[2021-08-29 07:49:09,608 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:49:09" (3/3) ...
[2021-08-29 07:49:09,609 INFO L111 eAbstractionObserver]: Analyzing ICFG islessequal.i
[2021-08-29 07:49:09,614 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2021-08-29 07:49:09,615 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 5 error locations.
[2021-08-29 07:49:09,648 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2021-08-29 07:49:09,659 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR
[2021-08-29 07:49:09,659 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations.
[2021-08-29 07:49:09,671 INFO L276 IsEmpty]: Start isEmpty. Operand has 25 states, 19 states have (on average 1.5263157894736843) internal successors, (29), 24 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-29 07:49:09,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5
[2021-08-29 07:49:09,674 INFO L505 BasicCegarLoop]: Found error trace
[2021-08-29 07:49:09,675 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1]
[2021-08-29 07:49:09,675 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] ===
[2021-08-29 07:49:09,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier
[2021-08-29 07:49:09,682 INFO L82 PathProgramCache]: Analyzing trace with hash 925605, now seen corresponding path program 1 times
[2021-08-29 07:49:09,695 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF
[2021-08-29 07:49:09,696 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1761723478]
[2021-08-29 07:49:09,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2021-08-29 07:49:09,697 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3
[2021-08-29 07:49:09,698 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat
[2021-08-29 07:49:09,700 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2021-08-29 07:49:09,701 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process
[2021-08-29 07:49:09,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2021-08-29 07:49:09,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 22 conjuncts, 3 conjunts are in the unsatisfiable core
[2021-08-29 07:49:09,794 INFO L286 TraceCheckSpWp]: Computing forward predicates...
[2021-08-29 07:49:09,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-29 07:49:09,955 INFO L328 TraceCheckSpWp]: Computing backward predicates...
[2021-08-29 07:49:09,982 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2021-08-29 07:49:09,983 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace
[2021-08-29 07:49:09,984 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1761723478]
[2021-08-29 07:49:09,984 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1761723478] provided 2 perfect and 0 imperfect interpolant sequences
[2021-08-29 07:49:09,984 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences.
[2021-08-29 07:49:09,985 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4
[2021-08-29 07:49:09,986 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285940814]
[2021-08-29 07:49:09,989 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2021-08-29 07:49:09,990 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF
[2021-08-29 07:49:10,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2021-08-29 07:49:10,010 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2021-08-29 07:49:10,012 INFO L87 Difference]: Start difference. First operand has 25 states, 19 states have (on average 1.5263157894736843) internal successors, (29), 24 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-29 07:49:10,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2021-08-29 07:49:10,062 INFO L93 Difference]: Finished difference Result 37 states and 44 transitions.
[2021-08-29 07:49:10,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2021-08-29 07:49:10,064 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4
[2021-08-29 07:49:10,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2021-08-29 07:49:10,068 INFO L225 Difference]: With dead ends: 37
[2021-08-29 07:49:10,069 INFO L226 Difference]: Without dead ends: 0
[2021-08-29 07:49:10,071 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.77ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12
[2021-08-29 07:49:10,074 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 16 mSDsluCounter, 1 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 26.01ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.75ms SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 32.36ms IncrementalHoareTripleChecker+Time
[2021-08-29 07:49:10,078 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [16 Valid, 0 Invalid, 27 Unknown, 0 Unchecked, 0.75ms Time], IncrementalHoareTripleChecker [12 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 32.36ms Time]
[2021-08-29 07:49:10,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states.
[2021-08-29 07:49:10,097 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0.
[2021-08-29 07:49:10,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-29 07:49:10,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions.
[2021-08-29 07:49:10,099 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4
[2021-08-29 07:49:10,099 INFO L84 Accepts]: Finished accepts. word is rejected.
[2021-08-29 07:49:10,099 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions.
[2021-08-29 07:49:10,099 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.5) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0)
[2021-08-29 07:49:10,100 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions.
[2021-08-29 07:49:10,100 INFO L282 IsEmpty]: Finished isEmpty. No accepting run.
[2021-08-29 07:49:10,102 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining)
[2021-08-29 07:49:10,103 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining)
[2021-08-29 07:49:10,103 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (2 of 5 remaining)
[2021-08-29 07:49:10,104 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (1 of 5 remaining)
[2021-08-29 07:49:10,104 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining)
[2021-08-29 07:49:10,121 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0
[2021-08-29 07:49:10,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3
[2021-08-29 07:49:10,316 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.
[2021-08-29 07:49:10,318 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms
[2021-08-29 07:49:10,340 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms
[2021-08-29 07:49:10,342 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms
[2021-08-29 07:49:10,344 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms
[2021-08-29 07:49:10,345 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms
[2021-08-29 07:49:10,348 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms
[2021-08-29 07:49:10,366 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 878) no Hoare annotation was computed.
[2021-08-29 07:49:10,366 INFO L858 garLoopResultBuilder]: For program point L878(line 878) no Hoare annotation was computed.
[2021-08-29 07:49:10,367 INFO L858 garLoopResultBuilder]: For program point L878-1(line 878) no Hoare annotation was computed.
[2021-08-29 07:49:10,367 INFO L854 garLoopResultBuilder]: At program point L878-3(line 878) the Hoare annotation is: (= ULTIMATE.start___VERIFIER_assert_~cond (_ bv1 32))
[2021-08-29 07:49:10,368 INFO L858 garLoopResultBuilder]: For program point L878-4(line 878) no Hoare annotation was computed.
[2021-08-29 07:49:10,371 INFO L858 garLoopResultBuilder]: For program point L878-5(line 878) no Hoare annotation was computed.
[2021-08-29 07:49:10,371 INFO L854 garLoopResultBuilder]: At program point L878-7(line 878) the Hoare annotation is: (= ULTIMATE.start___VERIFIER_assert_~cond (_ bv1 32))
[2021-08-29 07:49:10,371 INFO L858 garLoopResultBuilder]: For program point L878-8(line 878) no Hoare annotation was computed.
[2021-08-29 07:49:10,372 INFO L858 garLoopResultBuilder]: For program point L878-9(line 878) no Hoare annotation was computed.
[2021-08-29 07:49:10,372 INFO L854 garLoopResultBuilder]: At program point L878-11(line 878) the Hoare annotation is: (= ULTIMATE.start___VERIFIER_assert_~cond (_ bv1 32))
[2021-08-29 07:49:10,372 INFO L858 garLoopResultBuilder]: For program point L878-12(line 878) no Hoare annotation was computed.
[2021-08-29 07:49:10,372 INFO L858 garLoopResultBuilder]: For program point L878-13(line 878) no Hoare annotation was computed.
[2021-08-29 07:49:10,372 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed.
[2021-08-29 07:49:10,373 INFO L854 garLoopResultBuilder]: At program point L878-15(line 878) the Hoare annotation is: (= ULTIMATE.start___VERIFIER_assert_~cond (_ bv1 32))
[2021-08-29 07:49:10,373 INFO L858 garLoopResultBuilder]: For program point L878-16(line 878) no Hoare annotation was computed.
[2021-08-29 07:49:10,373 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 878) no Hoare annotation was computed.
[2021-08-29 07:49:10,373 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed.
[2021-08-29 07:49:10,373 INFO L858 garLoopResultBuilder]: For program point L878-17(line 878) no Hoare annotation was computed.
[2021-08-29 07:49:10,374 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed.
[2021-08-29 07:49:10,374 INFO L854 garLoopResultBuilder]: At program point L878-19(line 878) the Hoare annotation is: (= ULTIMATE.start___VERIFIER_assert_~cond (_ bv1 32))
[2021-08-29 07:49:10,379 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 878) no Hoare annotation was computed.
[2021-08-29 07:49:10,380 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed.
[2021-08-29 07:49:10,380 INFO L854 garLoopResultBuilder]: At program point L888(lines 880 889) the Hoare annotation is: (= ULTIMATE.start___VERIFIER_assert_~cond (_ bv1 32))
[2021-08-29 07:49:10,380 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 878) no Hoare annotation was computed.
[2021-08-29 07:49:10,380 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 878) no Hoare annotation was computed.
[2021-08-29 07:49:10,384 INFO L179 ceAbstractionStarter]: Computing trace abstraction results
[2021-08-29 07:49:10,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 07:49:10 BoogieIcfgContainer
[2021-08-29 07:49:10,406 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2021-08-29 07:49:10,408 INFO L113 PluginConnector]: ------------------------Witness Printer----------------------------
[2021-08-29 07:49:10,409 INFO L271 PluginConnector]: Initializing Witness Printer...
[2021-08-29 07:49:10,409 INFO L275 PluginConnector]: Witness Printer initialized
[2021-08-29 07:49:10,410 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 07:49:09" (3/4) ...
[2021-08-29 07:49:10,415 INFO L137 WitnessPrinter]: Generating witness for correct program
[2021-08-29 07:49:10,423 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges
[2021-08-29 07:49:10,424 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges
[2021-08-29 07:49:10,424 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2021-08-29 07:49:10,425 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges
[2021-08-29 07:49:10,463 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml
[2021-08-29 07:49:10,467 INFO L132 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2021-08-29 07:49:10,468 INFO L158 Benchmark]: Toolchain (without parser) took 1695.84ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 36.0MB in the beginning and 47.4MB in the end (delta: -11.4MB). Peak memory consumption was 1.1MB. Max. memory is 16.1GB.
[2021-08-29 07:49:10,470 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 58.7MB. Free memory was 39.6MB in the beginning and 39.6MB in the end (delta: 36.3kB). There was no memory consumed. Max. memory is 16.1GB.
[2021-08-29 07:49:10,471 INFO L158 Benchmark]: CACSL2BoogieTranslator took 572.96ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 35.7MB in the beginning and 51.5MB in the end (delta: -15.8MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB.
[2021-08-29 07:49:10,471 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.61ms. Allocated memory is still 71.3MB. Free memory was 51.5MB in the beginning and 49.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2021-08-29 07:49:10,471 INFO L158 Benchmark]: Boogie Preprocessor took 30.65ms. Allocated memory is still 71.3MB. Free memory was 49.1MB in the beginning and 47.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2021-08-29 07:49:10,472 INFO L158 Benchmark]: RCFGBuilder took 171.42ms. Allocated memory is still 71.3MB. Free memory was 47.7MB in the beginning and 38.9MB in the end (delta: 8.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
[2021-08-29 07:49:10,472 INFO L158 Benchmark]: TraceAbstraction took 803.85ms. Allocated memory is still 71.3MB. Free memory was 38.3MB in the beginning and 50.3MB in the end (delta: -12.0MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB.
[2021-08-29 07:49:10,472 INFO L158 Benchmark]: Witness Printer took 59.03ms. Allocated memory is still 71.3MB. Free memory was 50.3MB in the beginning and 47.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2021-08-29 07:49:10,475 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.21ms. Allocated memory is still 58.7MB. Free memory was 39.6MB in the beginning and 39.6MB in the end (delta: 36.3kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 572.96ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 35.7MB in the beginning and 51.5MB in the end (delta: -15.8MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 46.61ms. Allocated memory is still 71.3MB. Free memory was 51.5MB in the beginning and 49.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 30.65ms. Allocated memory is still 71.3MB. Free memory was 49.1MB in the beginning and 47.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 171.42ms. Allocated memory is still 71.3MB. Free memory was 47.7MB in the beginning and 38.9MB in the end (delta: 8.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
* TraceAbstraction took 803.85ms. Allocated memory is still 71.3MB. Free memory was 38.3MB in the beginning and 50.3MB in the end (delta: -12.0MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB.
* Witness Printer took 59.03ms. Allocated memory is still 71.3MB. Free memory was 50.3MB in the beginning and 47.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.00ms ErrorAutomatonConstructionTimeTotal, 0.00ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.00ms ErrorAutomatonConstructionTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- PositiveResult [Line: 878]: call to reach_error is unreachable
For all program executions holds that call to reach_error is unreachable at this location
- PositiveResult [Line: 878]: call to reach_error is unreachable
For all program executions holds that call to reach_error is unreachable at this location
- PositiveResult [Line: 878]: call to reach_error is unreachable
For all program executions holds that call to reach_error is unreachable at this location
- PositiveResult [Line: 878]: call to reach_error is unreachable
For all program executions holds that call to reach_error is unreachable at this location
- PositiveResult [Line: 878]: call to reach_error is unreachable
For all program executions holds that call to reach_error is unreachable at this location
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 1 procedures, 25 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 737.05ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 6.67ms, AutomataDifference: 89.83ms, DeadEndRemovalTime: 0.00ms, HoareAnnotationTime: 51.50ms, InitialAbstractionConstructionTime: 8.76ms, PartialOrderReductionTime: 0.00ms, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 SdHoareTripleChecker+Valid, 32.36ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 26.01ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1 mSDsCounter, 12 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 15 IncrementalHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 12 mSolverCounterUnsat, 0 mSDtfsCounter, 15 mSolverCounterSat, 0.75ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 13.77ms Time, 0.00ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=25occurred in iteration=0, InterpolantAutomatonStates: 3, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.00ms DumpTime, AutomataMinimizationStatistics: 8.51ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.00ms HoareAnnotationTime, 6 LocationsWithAnnotation, 6 PreInvPairs, 12 NumberOfFragments, 18 HoareAnnotationTreeSize, 6 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 32.20ms HoareSimplificationTime, 6 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 11.71ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 24.20ms SsaConstructionTime, 24.26ms SatisfiabilityAnalysisTime, 193.24ms InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 6 ConstructedInterpolants, 0 QuantifiedInterpolants, 11 SizeOfPredicates, 3 NumberOfNonLiveVariables, 22 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
- AllSpecificationsHoldResult: All specifications hold
5 specifications checked. All of them hold
- InvariantResult [Line: 878]: Loop Invariant
Derived loop invariant: cond == 1bv32
- InvariantResult [Line: 878]: Loop Invariant
Derived loop invariant: cond == 1bv32
- InvariantResult [Line: 880]: Loop Invariant
Derived loop invariant: cond == 1bv32
- InvariantResult [Line: 878]: Loop Invariant
Derived loop invariant: cond == 1bv32
- InvariantResult [Line: 878]: Loop Invariant
Derived loop invariant: cond == 1bv32
- InvariantResult [Line: 878]: Loop Invariant
Derived loop invariant: cond == 1bv32
RESULT: Ultimate proved your program to be correct!
[2021-08-29 07:49:10,518 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...