./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/isless.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/isless.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 734330b17608a1e9cf1e607c0dd4f4ecbc41b572dedb33306934cad58481b50e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:42:14,478 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:42:14,530 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 05:42:14,534 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 05:42:14,534 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 05:42:14,552 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:42:14,553 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:42:14,553 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:42:14,553 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:42:14,553 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:42:14,553 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:42:14,553 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:42:14,553 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:42:14,554 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 05:42:14,554 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:42:14,554 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:42:14,554 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:42:14,554 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:42:14,554 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:42:14,554 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:42:14,554 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:42:14,554 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:42:14,554 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:42:14,554 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:42:14,554 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:42:14,555 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:42:14,555 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:42:14,555 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:42:14,555 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:42:14,555 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:42:14,555 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:42:14,555 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 05:42:14,555 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 05:42:14,555 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> Kojak 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 -> 734330b17608a1e9cf1e607c0dd4f4ecbc41b572dedb33306934cad58481b50e [2024-12-06 05:42:14,774 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:42:14,782 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:42:14,784 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:42:14,785 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:42:14,786 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:42:14,787 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-esbmc-regression/isless.i [2024-12-06 05:42:17,437 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/data/15d946244/08b6ffae083b4d5181b0882234b3c7eb/FLAGe55bcaebd [2024-12-06 05:42:17,634 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:42:17,634 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/sv-benchmarks/c/floats-esbmc-regression/isless.i [2024-12-06 05:42:17,647 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/data/15d946244/08b6ffae083b4d5181b0882234b3c7eb/FLAGe55bcaebd [2024-12-06 05:42:17,984 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/data/15d946244/08b6ffae083b4d5181b0882234b3c7eb [2024-12-06 05:42:17,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:42:17,987 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:42:17,988 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:42:17,988 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:42:17,991 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:42:17,992 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:42:17" (1/1) ... [2024-12-06 05:42:17,993 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@402581d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:17, skipping insertion in model container [2024-12-06 05:42:17,993 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:42:17" (1/1) ... [2024-12-06 05:42:18,022 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:42:18,342 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/sv-benchmarks/c/floats-esbmc-regression/isless.i[36281,36294] [2024-12-06 05:42:18,348 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:618) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:3120) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$139(StandardFunctionHandler.java:604) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1602) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2556) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:180) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleFloatBuiltinBinaryComparison(StandardFunctionHandler.java:3222) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$144(StandardFunctionHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1602) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2556) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:307) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:180) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:667) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:542) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1607) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:224) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2024-12-06 05:42:18,353 INFO L158 Benchmark]: Toolchain (without parser) took 365.40ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 78.1MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:42:18,354 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:42:18,354 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.62ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 78.1MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:42:18,355 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.62ms. Allocated memory is still 117.4MB. Free memory was 91.1MB in the beginning and 78.1MB in the end (delta: 12.9MB). Peak memory consumption was 16.8MB. 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:618) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/isless.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 734330b17608a1e9cf1e607c0dd4f4ecbc41b572dedb33306934cad58481b50e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 05:42:20,109 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 05:42:20,186 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 05:42:20,211 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 05:42:20,212 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 05:42:20,212 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 05:42:20,212 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 05:42:20,212 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 05:42:20,212 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 05:42:20,212 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 05:42:20,213 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 05:42:20,213 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 05:42:20,213 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 05:42:20,213 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 05:42:20,213 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 05:42:20,213 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 05:42:20,213 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 05:42:20,213 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 05:42:20,213 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 05:42:20,213 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 05:42:20,214 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 05:42:20,214 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 05:42:20,214 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 05:42:20,214 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 05:42:20,214 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 05:42:20,214 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 05:42:20,214 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:20,214 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 05:42:20,214 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 05:42:20,214 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:42:20,215 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 05:42:20,215 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 05:42:20,215 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 05:42:20,215 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 05:42:20,215 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:20,215 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 05:42:20,215 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness 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 -> Kojak 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 -> 734330b17608a1e9cf1e607c0dd4f4ecbc41b572dedb33306934cad58481b50e [2024-12-06 05:42:20,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 05:42:20,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 05:42:20,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 05:42:20,466 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 05:42:20,466 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 05:42:20,467 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-esbmc-regression/isless.i [2024-12-06 05:42:23,173 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/data/fe6d91db1/1be4577629bb4bb89865289dff1d2199/FLAG10137fada [2024-12-06 05:42:23,407 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 05:42:23,408 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/sv-benchmarks/c/floats-esbmc-regression/isless.i [2024-12-06 05:42:23,420 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/data/fe6d91db1/1be4577629bb4bb89865289dff1d2199/FLAG10137fada [2024-12-06 05:42:23,434 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/data/fe6d91db1/1be4577629bb4bb89865289dff1d2199 [2024-12-06 05:42:23,436 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 05:42:23,437 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 05:42:23,439 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 05:42:23,439 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 05:42:23,443 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 05:42:23,444 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:42:23" (1/1) ... [2024-12-06 05:42:23,445 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f052a7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:23, skipping insertion in model container [2024-12-06 05:42:23,445 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 05:42:23" (1/1) ... [2024-12-06 05:42:23,472 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 05:42:23,884 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/sv-benchmarks/c/floats-esbmc-regression/isless.i[36281,36294] [2024-12-06 05:42:23,890 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:42:23,902 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 05:42:23,928 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/sv-benchmarks/c/floats-esbmc-regression/isless.i[36281,36294] [2024-12-06 05:42:23,930 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 05:42:24,022 INFO L204 MainTranslator]: Completed translation [2024-12-06 05:42:24,022 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:24 WrapperNode [2024-12-06 05:42:24,023 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 05:42:24,024 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 05:42:24,024 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 05:42:24,024 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 05:42:24,030 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:24" (1/1) ... [2024-12-06 05:42:24,046 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:24" (1/1) ... [2024-12-06 05:42:24,059 INFO L138 Inliner]: procedures = 448, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 15 [2024-12-06 05:42:24,059 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 05:42:24,060 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 05:42:24,060 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 05:42:24,060 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 05:42:24,066 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:24" (1/1) ... [2024-12-06 05:42:24,066 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:24" (1/1) ... [2024-12-06 05:42:24,067 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:24" (1/1) ... [2024-12-06 05:42:24,067 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:24" (1/1) ... [2024-12-06 05:42:24,072 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:24" (1/1) ... [2024-12-06 05:42:24,073 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:24" (1/1) ... [2024-12-06 05:42:24,074 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:24" (1/1) ... [2024-12-06 05:42:24,075 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:24" (1/1) ... [2024-12-06 05:42:24,076 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:24" (1/1) ... [2024-12-06 05:42:24,078 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 05:42:24,078 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 05:42:24,079 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 05:42:24,079 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 05:42:24,079 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 05:42:24" (1/1) ... [2024-12-06 05:42:24,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 05:42:24,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 05:42:24,106 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 05:42:24,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 05:42:24,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 05:42:24,131 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 05:42:24,131 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 05:42:24,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 05:42:24,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 05:42:24,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 05:42:24,201 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 05:42:24,202 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 05:42:24,264 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-12-06 05:42:24,264 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 05:42:24,284 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 05:42:24,284 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 05:42:24,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:42:24 BoogieIcfgContainer [2024-12-06 05:42:24,285 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 05:42:24,286 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 05:42:24,286 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 05:42:24,295 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 05:42:24,295 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:42:24" (1/1) ... [2024-12-06 05:42:24,303 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 05:42:24,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:24,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2024-12-06 05:42:24,351 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2024-12-06 05:42:24,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-12-06 05:42:24,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 05:42:24,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 05:42:24,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 05:42:24,358 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 05:42:24,360 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 05:42:24,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:24,420 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 05:42:24,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 05:42:24,433 INFO L256 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 05:42:24,436 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 05:42:24,515 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 05:42:24,518 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 05:42:24,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 05:42:24,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2024-12-06 05:42:24,571 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2024-12-06 05:42:24,572 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 05:42:24,572 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2024-12-06 05:42:24,577 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 05:42:24,593 INFO L77 FloydHoareUtils]: At program point L882-1(line 882) the Hoare annotation is: true [2024-12-06 05:42:24,594 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 05:42:24,594 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 05:42:24,594 INFO L77 FloydHoareUtils]: At program point L885(line 885) the Hoare annotation is: true [2024-12-06 05:42:24,594 INFO L77 FloydHoareUtils]: At program point L884(line 884) the Hoare annotation is: true [2024-12-06 05:42:24,594 INFO L77 FloydHoareUtils]: At program point L883(line 883) the Hoare annotation is: true [2024-12-06 05:42:24,594 INFO L77 FloydHoareUtils]: At program point L882(line 882) the Hoare annotation is: true [2024-12-06 05:42:24,594 INFO L77 FloydHoareUtils]: At program point L878(line 878) the Hoare annotation is: (= (_ bv1 32) __VERIFIER_assert_~cond) [2024-12-06 05:42:24,594 INFO L75 FloydHoareUtils]: For program point L878-1(line 878) no Hoare annotation was computed. [2024-12-06 05:42:24,594 INFO L77 FloydHoareUtils]: At program point L878-3(line 878) the Hoare annotation is: true [2024-12-06 05:42:24,594 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(line 878) the Hoare annotation is: true [2024-12-06 05:42:24,595 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line 878) the Hoare annotation is: (= (_ bv1 32) |__VERIFIER_assert_#in~cond|) [2024-12-06 05:42:24,595 INFO L75 FloydHoareUtils]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 878) no Hoare annotation was computed. [2024-12-06 05:42:24,607 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_NAN [2024-12-06 05:42:24,607 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_INFINITE [2024-12-06 05:42:24,607 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_ZERO [2024-12-06 05:42:24,607 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_SUBNORMAL [2024-12-06 05:42:24,608 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_NORMAL [2024-12-06 05:42:24,608 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IEEE_ [2024-12-06 05:42:24,608 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_SVID_ [2024-12-06 05:42:24,608 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_XOPEN_ [2024-12-06 05:42:24,608 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_POSIX_ [2024-12-06 05:42:24,608 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISOC_ [2024-12-06 05:42:24,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 05:42:24 ImpRootNode [2024-12-06 05:42:24,609 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 05:42:24,610 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 05:42:24,610 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 05:42:24,610 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 05:42:24,611 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 05:42:24" (3/4) ... [2024-12-06 05:42:24,613 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 05:42:24,615 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-12-06 05:42:24,618 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-12-06 05:42:24,618 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-12-06 05:42:24,618 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-12-06 05:42:24,618 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 05:42:24,686 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 05:42:24,686 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 05:42:24,686 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 05:42:24,687 INFO L158 Benchmark]: Toolchain (without parser) took 1249.37ms. Allocated memory is still 92.3MB. Free memory was 68.5MB in the beginning and 53.9MB in the end (delta: 14.6MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2024-12-06 05:42:24,687 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:42:24,687 INFO L158 Benchmark]: CACSL2BoogieTranslator took 584.43ms. Allocated memory is still 92.3MB. Free memory was 68.3MB in the beginning and 55.1MB in the end (delta: 13.2MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. [2024-12-06 05:42:24,687 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.02ms. Allocated memory is still 92.3MB. Free memory was 55.1MB in the beginning and 52.8MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:42:24,688 INFO L158 Benchmark]: Boogie Preprocessor took 17.84ms. Allocated memory is still 92.3MB. Free memory was 52.8MB in the beginning and 51.8MB in the end (delta: 978.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:42:24,688 INFO L158 Benchmark]: RCFGBuilder took 206.52ms. Allocated memory is still 92.3MB. Free memory was 51.8MB in the beginning and 42.0MB in the end (delta: 9.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 05:42:24,688 INFO L158 Benchmark]: CodeCheck took 323.84ms. Allocated memory is still 92.3MB. Free memory was 42.0MB in the beginning and 58.3MB in the end (delta: -16.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:42:24,689 INFO L158 Benchmark]: Witness Printer took 75.78ms. Allocated memory is still 92.3MB. Free memory was 58.3MB in the beginning and 53.9MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 05:42:24,690 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 13 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 2, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 3 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12 IncrementalHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 3 mSDtfsCounter, 12 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 38 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 8 SizeOfPredicates, 2 NumberOfNonLiveVariables, 17 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 878]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - ProcedureContractResult [Line: 878]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: (1 == cond) Ensures: ((signgam == \old(signgam)) && (_LIB_VERSION == \old(_LIB_VERSION))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 584.43ms. Allocated memory is still 92.3MB. Free memory was 68.3MB in the beginning and 55.1MB in the end (delta: 13.2MB). Peak memory consumption was 38.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.02ms. Allocated memory is still 92.3MB. Free memory was 55.1MB in the beginning and 52.8MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.84ms. Allocated memory is still 92.3MB. Free memory was 52.8MB in the beginning and 51.8MB in the end (delta: 978.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 206.52ms. Allocated memory is still 92.3MB. Free memory was 51.8MB in the beginning and 42.0MB in the end (delta: 9.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 323.84ms. Allocated memory is still 92.3MB. Free memory was 42.0MB in the beginning and 58.3MB in the end (delta: -16.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 75.78ms. Allocated memory is still 92.3MB. Free memory was 58.3MB in the beginning and 53.9MB in the end (delta: 4.5MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_NAN - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_INFINITE - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_ZERO - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_SUBNORMAL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~FP_NORMAL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_IEEE_ - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_SVID_ - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_XOPEN_ - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_POSIX_ - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed1~0~_ISOC_ RESULT: Ultimate proved your program to be correct! [2024-12-06 05:42:24,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f987e30-159b-46b0-bd4e-5b0eeb65e41c/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE