./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursified_nla-digbench/recursified_knuth.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/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_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_knuth.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4f966bbb701fa0020ebf49f98d5faa7f02bbc3a28868891c6c7ff0a45fb5b1ff --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:42:56,588 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:42:56,660 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 22:42:56,665 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:42:56,666 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:42:56,689 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:42:56,690 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:42:56,691 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:42:56,691 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:42:56,692 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:42:56,692 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:42:56,693 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:42:56,693 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:42:56,694 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:42:56,694 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:42:56,695 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:42:56,696 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:42:56,696 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:42:56,697 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:42:56,697 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 22:42:56,698 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:42:56,698 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:42:56,699 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:42:56,699 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:42:56,700 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:42:56,700 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:42:56,701 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:42:56,701 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:42:56,701 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:42:56,702 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:42:56,702 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:42:56,703 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:42:56,703 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:42:56,703 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:42:56,704 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:42:56,704 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_207cb840-5d7f-494c-9aae-6bbeff66b5df/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f966bbb701fa0020ebf49f98d5faa7f02bbc3a28868891c6c7ff0a45fb5b1ff [2023-12-02 22:42:56,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:42:56,939 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:42:56,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:42:56,943 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:42:56,944 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:42:56,945 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/recursified_nla-digbench/recursified_knuth.i [2023-12-02 22:42:59,710 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:42:59,890 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:42:59,891 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/sv-benchmarks/c/recursified_nla-digbench/recursified_knuth.i [2023-12-02 22:42:59,899 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9/data/1c23bc02d/24a92802dfa44c47993c0e582629c7c1/FLAGba5ac145c [2023-12-02 22:42:59,914 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9/data/1c23bc02d/24a92802dfa44c47993c0e582629c7c1 [2023-12-02 22:42:59,917 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:42:59,918 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:42:59,920 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:42:59,920 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:42:59,925 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:42:59,925 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:42:59" (1/1) ... [2023-12-02 22:42:59,927 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55037930 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:42:59, skipping insertion in model container [2023-12-02 22:42:59,927 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:42:59" (1/1) ... [2023-12-02 22:42:59,952 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:43:00,114 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2220) 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:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) 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) [2023-12-02 22:43:00,120 INFO L158 Benchmark]: Toolchain (without parser) took 200.54ms. Allocated memory is still 161.5MB. Free memory was 121.5MB in the beginning and 111.4MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 22:43:00,120 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 161.5MB. Free memory is still 113.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:43:00,121 INFO L158 Benchmark]: CACSL2BoogieTranslator took 198.29ms. Allocated memory is still 161.5MB. Free memory was 121.2MB in the beginning and 111.4MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 22:43:00,122 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 161.5MB. Free memory is still 113.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 198.29ms. Allocated memory is still 161.5MB. Free memory was 121.2MB in the beginning and 111.4MB in the end (delta: 9.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) 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_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/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_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/recursified_nla-digbench/recursified_knuth.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4f966bbb701fa0020ebf49f98d5faa7f02bbc3a28868891c6c7ff0a45fb5b1ff --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:43:01,831 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:43:01,904 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 22:43:01,935 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:43:01,936 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:43:01,936 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:43:01,937 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:43:01,938 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:43:01,938 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:43:01,939 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:43:01,939 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:43:01,940 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:43:01,940 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:43:01,941 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:43:01,941 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:43:01,941 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:43:01,942 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:43:01,942 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:43:01,943 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 22:43:01,943 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:43:01,944 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:43:01,944 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:43:01,945 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:43:01,945 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:43:01,946 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:43:01,946 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:43:01,946 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:43:01,947 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:43:01,947 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:43:01,947 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:43:01,948 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:43:01,948 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:43:01,948 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:43:01,949 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:43:01,949 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:43:01,949 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:43:01,949 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:43:01,949 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:43:01,950 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:43:01,950 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_207cb840-5d7f-494c-9aae-6bbeff66b5df/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f966bbb701fa0020ebf49f98d5faa7f02bbc3a28868891c6c7ff0a45fb5b1ff [2023-12-02 22:43:02,261 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:43:02,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:43:02,284 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:43:02,286 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:43:02,286 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:43:02,287 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/recursified_nla-digbench/recursified_knuth.i [2023-12-02 22:43:05,056 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:43:05,244 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:43:05,245 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/sv-benchmarks/c/recursified_nla-digbench/recursified_knuth.i [2023-12-02 22:43:05,254 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9/data/677838b96/ab96b70c10e04fd8a446b2da921a92aa/FLAGbe030530f [2023-12-02 22:43:05,269 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9/data/677838b96/ab96b70c10e04fd8a446b2da921a92aa [2023-12-02 22:43:05,272 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:43:05,273 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:43:05,274 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:43:05,274 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:43:05,277 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:43:05,278 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:43:05" (1/1) ... [2023-12-02 22:43:05,279 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@749daf17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:05, skipping insertion in model container [2023-12-02 22:43:05,280 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:43:05" (1/1) ... [2023-12-02 22:43:05,305 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:43:05,479 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:43:05,494 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:43:05,536 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:43:05,553 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:43:05,553 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:05 WrapperNode [2023-12-02 22:43:05,553 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:43:05,554 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:43:05,554 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:43:05,555 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:43:05,561 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:05" (1/1) ... [2023-12-02 22:43:05,576 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:05" (1/1) ... [2023-12-02 22:43:05,599 INFO L138 Inliner]: procedures = 22, calls = 178, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 106 [2023-12-02 22:43:05,599 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:43:05,600 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:43:05,601 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:43:05,608 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:43:05,628 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:05" (1/1) ... [2023-12-02 22:43:05,628 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:05" (1/1) ... [2023-12-02 22:43:05,639 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:05" (1/1) ... [2023-12-02 22:43:05,640 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:05" (1/1) ... [2023-12-02 22:43:05,665 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:05" (1/1) ... [2023-12-02 22:43:05,670 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:05" (1/1) ... [2023-12-02 22:43:05,674 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:05" (1/1) ... [2023-12-02 22:43:05,677 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:05" (1/1) ... [2023-12-02 22:43:05,683 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:43:05,684 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:43:05,684 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:43:05,685 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:43:05,685 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:43:05" (1/1) ... [2023-12-02 22:43:05,692 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:43:05,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:43:05,726 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:43:05,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:43:05,760 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:43:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:43:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:43:05,761 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:43:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:43:05,761 INFO L130 BoogieDeclarations]: Found specification of procedure func_to_recursive_line_39_to_67_0 [2023-12-02 22:43:05,762 INFO L138 BoogieDeclarations]: Found implementation of procedure func_to_recursive_line_39_to_67_0 [2023-12-02 22:43:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 22:43:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:43:05,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:43:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 22:43:05,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 22:43:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:43:05,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 22:43:05,869 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:43:05,871 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:43:16,998 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:43:17,196 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:43:17,197 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 22:43:17,198 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:43:17 BoogieIcfgContainer [2023-12-02 22:43:17,198 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:43:17,199 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:43:17,199 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:43:17,209 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:43:17,209 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:43:17" (1/1) ... [2023-12-02 22:43:17,218 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:43:17,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:43:17,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 26 states and 32 transitions. [2023-12-02 22:43:17,275 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 32 transitions. [2023-12-02 22:43:17,280 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 22:43:17,280 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2023-12-02 22:43:17,287 INFO L751 CodeCheckObserver]: All specifications hold We were not able to verify any specification because the program does not contain any specification. [2023-12-02 22:43:17,313 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 22:43:17,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 10:43:17 ImpRootNode [2023-12-02 22:43:17,317 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 22:43:17,317 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 22:43:17,318 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 22:43:17,318 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 22:43:17,318 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:43:17" (3/4) ... [2023-12-02 22:43:17,320 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 22:43:17,323 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure func_to_recursive_line_39_to_67_0 [2023-12-02 22:43:17,324 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-12-02 22:43:17,324 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-02 22:43:17,333 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2023-12-02 22:43:17,334 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2023-12-02 22:43:17,335 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-12-02 22:43:17,336 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-12-02 22:43:17,337 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 22:43:17,459 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 22:43:17,460 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 22:43:17,460 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 22:43:17,461 INFO L158 Benchmark]: Toolchain (without parser) took 12188.28ms. Allocated memory was 77.6MB in the beginning and 98.6MB in the end (delta: 21.0MB). Free memory was 54.1MB in the beginning and 44.3MB in the end (delta: 9.8MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2023-12-02 22:43:17,461 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 77.6MB. Free memory is still 53.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:43:17,462 INFO L158 Benchmark]: CACSL2BoogieTranslator took 279.90ms. Allocated memory is still 77.6MB. Free memory was 53.9MB in the beginning and 39.8MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 22:43:17,462 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.43ms. Allocated memory is still 77.6MB. Free memory was 39.8MB in the beginning and 37.9MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:43:17,462 INFO L158 Benchmark]: Boogie Preprocessor took 83.17ms. Allocated memory is still 77.6MB. Free memory was 37.9MB in the beginning and 54.9MB in the end (delta: -17.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 22:43:17,463 INFO L158 Benchmark]: RCFGBuilder took 11514.16ms. Allocated memory was 77.6MB in the beginning and 98.6MB in the end (delta: 21.0MB). Free memory was 54.9MB in the beginning and 59.0MB in the end (delta: -4.1MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2023-12-02 22:43:17,463 INFO L158 Benchmark]: CodeCheck took 117.58ms. Allocated memory is still 98.6MB. Free memory was 59.0MB in the beginning and 53.2MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-02 22:43:17,463 INFO L158 Benchmark]: Witness Printer took 143.02ms. Allocated memory is still 98.6MB. Free memory was 52.6MB in the beginning and 44.3MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-02 22:43:17,465 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 4 procedures, 26 locations, 0 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, 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 - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 77.6MB. Free memory is still 53.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 279.90ms. Allocated memory is still 77.6MB. Free memory was 53.9MB in the beginning and 39.8MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.43ms. Allocated memory is still 77.6MB. Free memory was 39.8MB in the beginning and 37.9MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 83.17ms. Allocated memory is still 77.6MB. Free memory was 37.9MB in the beginning and 54.9MB in the end (delta: -17.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 11514.16ms. Allocated memory was 77.6MB in the beginning and 98.6MB in the end (delta: 21.0MB). Free memory was 54.9MB in the beginning and 59.0MB in the end (delta: -4.1MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. * CodeCheck took 117.58ms. Allocated memory is still 98.6MB. Free memory was 59.0MB in the beginning and 53.2MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Witness Printer took 143.02ms. Allocated memory is still 98.6MB. Free memory was 52.6MB in the beginning and 44.3MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-02 22:43:17,675 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-02 22:43:17,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_207cb840-5d7f-494c-9aae-6bbeff66b5df/bin/ukojak-verify-Qdu7aM0XO9/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