./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/islessgreater.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/islessgreater.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL --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 1386835a334aaab78859d8980edad8936e7b4a8177d4528a392b76a89be86198 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:33:09,086 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:33:09,219 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 02:33:09,228 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:33:09,229 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:33:09,273 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:33:09,274 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:33:09,274 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:33:09,276 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:33:09,281 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:33:09,282 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:33:09,283 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:33:09,283 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:33:09,285 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:33:09,286 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:33:09,286 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:33:09,287 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:33:09,287 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:33:09,288 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:33:09,288 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:33:09,289 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:33:09,289 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:33:09,290 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:33:09,290 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:33:09,291 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:33:09,292 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:33:09,292 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:33:09,293 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:33:09,293 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:33:09,294 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:33:09,295 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:33:09,295 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:33:09,296 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:33:09,296 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_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1386835a334aaab78859d8980edad8936e7b4a8177d4528a392b76a89be86198 [2023-11-19 02:33:09,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:33:09,722 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:33:09,724 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:33:09,726 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:33:09,726 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:33:09,728 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/floats-esbmc-regression/islessgreater.i [2023-11-19 02:33:13,258 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:33:13,692 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:33:13,693 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/sv-benchmarks/c/floats-esbmc-regression/islessgreater.i [2023-11-19 02:33:13,730 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/data/387cc54a5/f448cb491a854b7c8abe1dd07e6c3987/FLAGfc2a7a253 [2023-11-19 02:33:13,748 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/data/387cc54a5/f448cb491a854b7c8abe1dd07e6c3987 [2023-11-19 02:33:13,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:33:13,753 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:33:13,755 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:33:13,755 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:33:13,761 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:33:13,762 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:33:13" (1/1) ... [2023-11-19 02:33:13,764 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cd6853d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:13, skipping insertion in model container [2023-11-19 02:33:13,764 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:33:13" (1/1) ... [2023-11-19 02:33:13,841 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:33:14,608 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_3be183b2-b07c-4614-9e62-4ed5ddc643b9/sv-benchmarks/c/floats-esbmc-regression/islessgreater.i[36288,36301] [2023-11-19 02:33:14,622 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:2246) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.lambda$63(StandardFunctionHandler.java:432) 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:1484) 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:2487) 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.handleFloatBuiltinIsLessGreater(StandardFunctionHandler.java:2383) 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:1484) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) 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:662) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:533) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1489) 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:383) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1510) 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:3408) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2429) 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) [2023-11-19 02:33:14,633 INFO L158 Benchmark]: Toolchain (without parser) took 878.55ms. Allocated memory is still 146.8MB. Free memory was 111.4MB in the beginning and 97.2MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 02:33:14,634 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 115.3MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:33:14,635 INFO L158 Benchmark]: CACSL2BoogieTranslator took 875.72ms. Allocated memory is still 146.8MB. Free memory was 110.8MB in the beginning and 97.2MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:33:14,637 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 115.3MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 875.72ms. Allocated memory is still 146.8MB. Free memory was 110.8MB in the beginning and 97.2MB in the end (delta: 13.7MB). 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/islessgreater.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL --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 1386835a334aaab78859d8980edad8936e7b4a8177d4528a392b76a89be86198 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:33:17,458 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:33:17,576 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 02:33:17,615 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:33:17,617 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:33:17,617 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:33:17,618 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:33:17,619 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:33:17,620 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:33:17,621 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:33:17,621 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:33:17,622 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:33:17,623 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:33:17,624 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:33:17,624 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:33:17,625 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:33:17,626 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:33:17,626 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:33:17,627 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:33:17,628 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:33:17,628 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:33:17,629 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:33:17,630 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:33:17,631 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:33:17,631 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:33:17,632 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:33:17,632 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:33:17,633 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:33:17,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:33:17,634 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:33:17,635 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:33:17,635 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:33:17,636 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:33:17,636 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:33:17,637 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:33:17,637 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:33:17,638 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:33:17,638 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_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1386835a334aaab78859d8980edad8936e7b4a8177d4528a392b76a89be86198 [2023-11-19 02:33:18,053 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:33:18,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:33:18,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:33:18,084 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:33:18,085 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:33:18,087 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/floats-esbmc-regression/islessgreater.i [2023-11-19 02:33:21,597 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:33:21,944 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:33:21,945 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/sv-benchmarks/c/floats-esbmc-regression/islessgreater.i [2023-11-19 02:33:21,969 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/data/02b81b820/60db8121ee6a41898c87068c57471aa6/FLAGa6826ac7f [2023-11-19 02:33:21,986 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/data/02b81b820/60db8121ee6a41898c87068c57471aa6 [2023-11-19 02:33:21,989 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:33:21,991 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:33:21,992 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:33:21,993 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:33:21,998 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:33:21,999 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:33:21" (1/1) ... [2023-11-19 02:33:22,001 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a280ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:22, skipping insertion in model container [2023-11-19 02:33:22,001 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:33:21" (1/1) ... [2023-11-19 02:33:22,066 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:33:22,681 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_3be183b2-b07c-4614-9e62-4ed5ddc643b9/sv-benchmarks/c/floats-esbmc-regression/islessgreater.i[36288,36301] [2023-11-19 02:33:22,694 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:33:22,726 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:33:22,760 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_3be183b2-b07c-4614-9e62-4ed5ddc643b9/sv-benchmarks/c/floats-esbmc-regression/islessgreater.i[36288,36301] [2023-11-19 02:33:22,763 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:33:22,953 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:33:22,954 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:22 WrapperNode [2023-11-19 02:33:22,954 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:33:22,955 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:33:22,955 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:33:22,955 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:33:22,964 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:22" (1/1) ... [2023-11-19 02:33:22,994 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:22" (1/1) ... [2023-11-19 02:33:23,023 INFO L138 Inliner]: procedures = 448, calls = 11, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 16 [2023-11-19 02:33:23,024 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:33:23,025 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:33:23,025 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:33:23,025 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:33:23,036 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:22" (1/1) ... [2023-11-19 02:33:23,037 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:22" (1/1) ... [2023-11-19 02:33:23,039 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:22" (1/1) ... [2023-11-19 02:33:23,039 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:22" (1/1) ... [2023-11-19 02:33:23,048 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:22" (1/1) ... [2023-11-19 02:33:23,050 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:22" (1/1) ... [2023-11-19 02:33:23,052 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:22" (1/1) ... [2023-11-19 02:33:23,054 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:22" (1/1) ... [2023-11-19 02:33:23,058 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:33:23,059 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:33:23,059 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:33:23,059 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:33:23,060 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:33:22" (1/1) ... [2023-11-19 02:33:23,067 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:33:23,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:33:23,100 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:33:23,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:33:23,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:33:23,155 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:33:23,155 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:33:23,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:33:23,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:33:23,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:33:23,297 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:33:23,300 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:33:23,465 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:33:23,504 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:33:23,504 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:33:23,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:33:23 BoogieIcfgContainer [2023-11-19 02:33:23,518 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:33:23,519 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:33:23,519 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:33:23,531 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:33:23,534 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:33:23" (1/1) ... [2023-11-19 02:33:23,547 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 02:33:23,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:23,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2023-11-19 02:33:23,637 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2023-11-19 02:33:23,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-19 02:33:23,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 02:33:23,644 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 02:33:23,644 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 02:33:23,651 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 02:33:23,689 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 02:33:23,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:23,786 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 02:33:23,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 02:33:23,814 INFO L262 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 02:33:23,819 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 02:33:24,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 02:33:24,027 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 02:33:24,034 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 02:33:24,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 02:33:24,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 12 states and 15 transitions. [2023-11-19 02:33:24,135 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 15 transitions. [2023-11-19 02:33:24,136 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 02:33:24,136 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 2 iterations. [2023-11-19 02:33:24,146 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-11-19 02:33:24,164 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 02:33:24,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 02:33:24 ImpRootNode [2023-11-19 02:33:24,168 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 02:33:24,168 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 02:33:24,169 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 02:33:24,169 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 02:33:24,169 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:33:23" (3/4) ... [2023-11-19 02:33:24,172 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 02:33:24,177 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-19 02:33:24,181 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2023-11-19 02:33:24,182 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 02:33:24,182 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 02:33:24,182 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 02:33:24,275 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 02:33:24,276 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 02:33:24,276 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 02:33:24,277 INFO L158 Benchmark]: Toolchain (without parser) took 2285.85ms. Allocated memory was 77.6MB in the beginning and 113.2MB in the end (delta: 35.7MB). Free memory was 48.2MB in the beginning and 77.5MB in the end (delta: -29.3MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2023-11-19 02:33:24,278 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 77.6MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:33:24,278 INFO L158 Benchmark]: CACSL2BoogieTranslator took 961.69ms. Allocated memory was 77.6MB in the beginning and 113.2MB in the end (delta: 35.7MB). Free memory was 48.0MB in the beginning and 80.6MB in the end (delta: -32.7MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2023-11-19 02:33:24,279 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.88ms. Allocated memory is still 113.2MB. Free memory was 80.6MB in the beginning and 78.0MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:33:24,279 INFO L158 Benchmark]: Boogie Preprocessor took 33.11ms. Allocated memory is still 113.2MB. Free memory was 78.0MB in the beginning and 77.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:33:24,280 INFO L158 Benchmark]: RCFGBuilder took 459.62ms. Allocated memory is still 113.2MB. Free memory was 76.5MB in the beginning and 66.6MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 02:33:24,281 INFO L158 Benchmark]: CodeCheck took 648.62ms. Allocated memory is still 113.2MB. Free memory was 66.6MB in the beginning and 81.7MB in the end (delta: -15.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:33:24,281 INFO L158 Benchmark]: Witness Printer took 107.53ms. Allocated memory is still 113.2MB. Free memory was 81.7MB in the beginning and 77.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 02:33:24,285 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, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.6s, 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, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 13 IncrementalHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 3 mSDtfsCounter, 13 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 36 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, 0.2s 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: 886]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 77.6MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 961.69ms. Allocated memory was 77.6MB in the beginning and 113.2MB in the end (delta: 35.7MB). Free memory was 48.0MB in the beginning and 80.6MB in the end (delta: -32.7MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.88ms. Allocated memory is still 113.2MB. Free memory was 80.6MB in the beginning and 78.0MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.11ms. Allocated memory is still 113.2MB. Free memory was 78.0MB in the beginning and 77.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 459.62ms. Allocated memory is still 113.2MB. Free memory was 76.5MB in the beginning and 66.6MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 648.62ms. Allocated memory is still 113.2MB. Free memory was 66.6MB in the beginning and 81.7MB in the end (delta: -15.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 107.53ms. Allocated memory is still 113.2MB. Free memory was 81.7MB in the beginning and 77.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 02:33:24,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3be183b2-b07c-4614-9e62-4ed5ddc643b9/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE