./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/isless.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9 --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 0.2.4-dev-0e0057c [2023-12-03 00:09:43,623 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:09:43,686 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 00:09:43,690 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:09:43,691 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:09:43,713 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:09:43,714 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:09:43,715 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:09:43,716 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:09:43,716 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:09:43,717 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:09:43,717 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:09:43,718 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:09:43,718 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:09:43,719 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:09:43,719 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:09:43,720 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:09:43,720 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:09:43,721 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:09:43,721 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:09:43,722 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:09:43,724 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:09:43,725 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:09:43,725 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:09:43,726 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:09:43,726 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:09:43,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:09:43,727 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:09:43,727 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:09:43,728 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:09:43,728 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:09:43,729 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:09:43,729 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:09:43,729 INFO L153 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 734330b17608a1e9cf1e607c0dd4f4ecbc41b572dedb33306934cad58481b50e [2023-12-03 00:09:43,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:09:43,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:09:43,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:09:43,958 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:09:43,958 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:09:43,959 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/floats-esbmc-regression/isless.i [2023-12-03 00:09:46,669 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:09:46,911 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:09:46,911 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/sv-benchmarks/c/floats-esbmc-regression/isless.i [2023-12-03 00:09:46,926 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/data/4e37d0588/7106b9f486f641d09051f0364eeac94d/FLAG36eb56ca3 [2023-12-03 00:09:46,940 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/data/4e37d0588/7106b9f486f641d09051f0364eeac94d [2023-12-03 00:09:46,943 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:09:46,944 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:09:46,946 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:09:46,946 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:09:46,951 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:09:46,951 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:09:46" (1/1) ... [2023-12-03 00:09:46,953 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7351981 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:09:46, skipping insertion in model container [2023-12-03 00:09:46,953 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:09:46" (1/1) ... [2023-12-03 00:09:47,004 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:09:47,472 WARN L240 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_f30b30ea-f729-4027-ac99-ceea401233b6/sv-benchmarks/c/floats-esbmc-regression/isless.i[36281,36294] [2023-12-03 00:09:47,480 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:599) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleNaNOrInfinity(StandardFunctionHandler.java:2212) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$65(StandardFunctionHandler.java:438) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1486) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2499) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:305) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:178) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleFloatBuiltinBinaryComparison(StandardFunctionHandler.java:2279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$70(StandardFunctionHandler.java:445) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1486) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2499) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:305) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:178) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:665) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:536) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1491) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1427) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:222) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:386) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3421) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2441) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) 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) [2023-12-03 00:09:47,484 INFO L158 Benchmark]: Toolchain (without parser) took 539.42ms. Allocated memory is still 153.1MB. Free memory was 106.2MB in the beginning and 93.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 00:09:47,485 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 94.4MB. Free memory is still 43.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:09:47,485 INFO L158 Benchmark]: CACSL2BoogieTranslator took 537.17ms. Allocated memory is still 153.1MB. Free memory was 106.2MB in the beginning and 93.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 00:09:47,487 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 94.4MB. Free memory is still 43.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 537.17ms. Allocated memory is still 153.1MB. Free memory was 106.2MB in the beginning and 93.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. 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:599) 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/isless.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9 --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 0.2.4-dev-0e0057c [2023-12-03 00:09:49,205 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:09:49,282 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 00:09:49,314 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:09:49,315 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:09:49,315 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:09:49,316 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:09:49,316 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:09:49,317 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:09:49,317 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:09:49,318 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:09:49,319 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:09:49,319 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:09:49,320 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:09:49,320 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:09:49,321 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:09:49,321 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 00:09:49,322 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 00:09:49,323 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 00:09:49,323 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:09:49,324 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:09:49,328 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:09:49,328 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:09:49,328 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:09:49,329 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:09:49,329 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:09:49,329 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 00:09:49,329 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:09:49,330 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:09:49,330 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:09:49,331 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:09:49,331 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:09:49,332 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 00:09:49,332 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:09:49,332 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:09:49,333 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 00:09:49,333 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 00:09:49,333 INFO L153 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 734330b17608a1e9cf1e607c0dd4f4ecbc41b572dedb33306934cad58481b50e [2023-12-03 00:09:49,621 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:09:49,641 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:09:49,644 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:09:49,645 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:09:49,646 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:09:49,647 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/floats-esbmc-regression/isless.i [2023-12-03 00:09:54,407 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:09:54,683 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:09:54,684 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/sv-benchmarks/c/floats-esbmc-regression/isless.i [2023-12-03 00:09:54,699 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/data/176cdf27a/157dcfd0eedb4b3ba8724fbcdee09e27/FLAGed6efd959 [2023-12-03 00:09:54,714 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/data/176cdf27a/157dcfd0eedb4b3ba8724fbcdee09e27 [2023-12-03 00:09:54,716 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:09:54,718 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:09:54,719 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:09:54,719 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:09:54,724 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:09:54,725 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:09:54" (1/1) ... [2023-12-03 00:09:54,726 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ab1b04e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:09:54, skipping insertion in model container [2023-12-03 00:09:54,726 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:09:54" (1/1) ... [2023-12-03 00:09:54,789 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:09:55,313 WARN L240 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_f30b30ea-f729-4027-ac99-ceea401233b6/sv-benchmarks/c/floats-esbmc-regression/isless.i[36281,36294] [2023-12-03 00:09:55,323 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:09:55,336 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:09:55,366 WARN L240 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_f30b30ea-f729-4027-ac99-ceea401233b6/sv-benchmarks/c/floats-esbmc-regression/isless.i[36281,36294] [2023-12-03 00:09:55,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:09:55,515 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:09:55,516 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:09:55 WrapperNode [2023-12-03 00:09:55,516 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:09:55,517 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:09:55,517 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:09:55,517 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:09:55,523 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:09:55" (1/1) ... [2023-12-03 00:09:55,544 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:09:55" (1/1) ... [2023-12-03 00:09:55,563 INFO L138 Inliner]: procedures = 448, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 15 [2023-12-03 00:09:55,563 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:09:55,564 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:09:55,564 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:09:55,564 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:09:55,570 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:09:55" (1/1) ... [2023-12-03 00:09:55,570 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:09:55" (1/1) ... [2023-12-03 00:09:55,572 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:09:55" (1/1) ... [2023-12-03 00:09:55,572 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:09:55" (1/1) ... [2023-12-03 00:09:55,578 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:09:55" (1/1) ... [2023-12-03 00:09:55,580 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:09:55" (1/1) ... [2023-12-03 00:09:55,581 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:09:55" (1/1) ... [2023-12-03 00:09:55,583 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:09:55" (1/1) ... [2023-12-03 00:09:55,586 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:09:55,587 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:09:55,587 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:09:55,587 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:09:55,588 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:09:55" (1/1) ... [2023-12-03 00:09:55,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:09:55,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:09:55,612 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:09:55,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:09:55,660 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 00:09:55,660 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 00:09:55,660 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 00:09:55,660 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:09:55,661 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:09:55,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:09:55,761 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:09:55,763 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:09:55,831 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:09:55,854 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:09:55,855 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 00:09:55,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:09:55 BoogieIcfgContainer [2023-12-03 00:09:55,856 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:09:55,857 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:09:55,857 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:09:55,868 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:09:55,868 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:09:55" (1/1) ... [2023-12-03 00:09:55,877 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:09:55,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:09:55,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 13 states and 16 transitions. [2023-12-03 00:09:55,940 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 16 transitions. [2023-12-03 00:09:55,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 00:09:55,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:09:55,944 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:09:55,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:09:55,976 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:09:55,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 00:09:56,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:09:56,051 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:09:56,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:09:56,067 INFO L262 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:09:56,071 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:09:56,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:09:56,186 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 00:09:56,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:09:56,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 11 states and 13 transitions. [2023-12-03 00:09:56,248 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 13 transitions. [2023-12-03 00:09:56,249 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 00:09:56,249 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2023-12-03 00:09:56,258 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-03 00:09:56,271 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 00:09:56,274 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 12:09:56 ImpRootNode [2023-12-03 00:09:56,274 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 00:09:56,275 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 00:09:56,275 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 00:09:56,275 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 00:09:56,276 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:09:55" (3/4) ... [2023-12-03 00:09:56,278 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 00:09:56,282 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-03 00:09:56,285 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2023-12-03 00:09:56,286 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-12-03 00:09:56,286 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 00:09:56,286 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 00:09:56,365 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 00:09:56,365 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 00:09:56,365 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 00:09:56,366 INFO L158 Benchmark]: Toolchain (without parser) took 1648.56ms. Allocated memory is still 98.6MB. Free memory was 73.5MB in the beginning and 57.4MB in the end (delta: 16.0MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2023-12-03 00:09:56,367 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:09:56,367 INFO L158 Benchmark]: CACSL2BoogieTranslator took 797.03ms. Allocated memory is still 98.6MB. Free memory was 73.2MB in the beginning and 52.2MB in the end (delta: 21.1MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2023-12-03 00:09:56,368 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.33ms. Allocated memory is still 98.6MB. Free memory was 52.2MB in the beginning and 49.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:09:56,368 INFO L158 Benchmark]: Boogie Preprocessor took 22.13ms. Allocated memory is still 98.6MB. Free memory was 49.6MB in the beginning and 48.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:09:56,369 INFO L158 Benchmark]: RCFGBuilder took 269.81ms. Allocated memory is still 98.6MB. Free memory was 48.5MB in the beginning and 38.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 00:09:56,369 INFO L158 Benchmark]: CodeCheck took 416.79ms. Allocated memory is still 98.6MB. Free memory was 38.0MB in the beginning and 61.6MB in the end (delta: -23.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:09:56,370 INFO L158 Benchmark]: Witness Printer took 90.78ms. Allocated memory is still 98.6MB. Free memory was 61.3MB in the beginning and 57.4MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 00:09:56,372 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: 0.4s, 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 - 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 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory is still 41.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 797.03ms. Allocated memory is still 98.6MB. Free memory was 73.2MB in the beginning and 52.2MB in the end (delta: 21.1MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.33ms. Allocated memory is still 98.6MB. Free memory was 52.2MB in the beginning and 49.6MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.13ms. Allocated memory is still 98.6MB. Free memory was 49.6MB in the beginning and 48.5MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 269.81ms. Allocated memory is still 98.6MB. Free memory was 48.5MB in the beginning and 38.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 416.79ms. Allocated memory is still 98.6MB. Free memory was 38.0MB in the beginning and 61.6MB in the end (delta: -23.6MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 90.78ms. Allocated memory is still 98.6MB. Free memory was 61.3MB in the beginning and 57.4MB in the end (delta: 3.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 00:09:56,389 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f30b30ea-f729-4027-ac99-ceea401233b6/bin/ukojak-verify-Qdu7aM0XO9/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