./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/coreutils-v8.31/ln_3args_klee-sa_ko_147_csa_nd.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a0165632 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_4e729f1c-8709-417b-ad59-646ad9c46b5a/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e729f1c-8709-417b-ad59-646ad9c46b5a/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e729f1c-8709-417b-ad59-646ad9c46b5a/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e729f1c-8709-417b-ad59-646ad9c46b5a/bin/utaipan-verify-YMUCfTKeje/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/coreutils-v8.31/ln_3args_klee-sa_ko_147_csa_nd.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e729f1c-8709-417b-ad59-646ad9c46b5a/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e729f1c-8709-417b-ad59-646ad9c46b5a/bin/utaipan-verify-YMUCfTKeje --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0ca3552cabf8b3300ae416aab5cdb5a11c59acccec8fdcabb18387e0938b9865 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:29:13,050 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:29:13,114 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e729f1c-8709-417b-ad59-646ad9c46b5a/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2024-11-09 05:29:13,122 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:29:13,123 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:29:13,147 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:29:13,148 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:29:13,148 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:29:13,149 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:29:13,149 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:29:13,149 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:29:13,150 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:29:13,150 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:29:13,151 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:29:13,151 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:29:13,151 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:29:13,152 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:29:13,152 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:29:13,153 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:29:13,153 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:29:13,153 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:29:13,154 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:29:13,155 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 05:29:13,155 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 05:29:13,156 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:29:13,156 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:29:13,156 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:29:13,157 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-09 05:29:13,157 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-09 05:29:13,157 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-09 05:29:13,158 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:29:13,158 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:29:13,158 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:29:13,159 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 05:29:13,159 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:29:13,159 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:29:13,160 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:29:13,160 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:29:13,160 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:29:13,161 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:29:13,161 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:29:13,162 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:29:13,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:29:13,162 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:29:13,163 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:29:13,163 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:29:13,163 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_4e729f1c-8709-417b-ad59-646ad9c46b5a/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e729f1c-8709-417b-ad59-646ad9c46b5a/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ca3552cabf8b3300ae416aab5cdb5a11c59acccec8fdcabb18387e0938b9865 [2024-11-09 05:29:13,422 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:29:13,450 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:29:13,454 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:29:13,455 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:29:13,457 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:29:13,458 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e729f1c-8709-417b-ad59-646ad9c46b5a/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/coreutils-v8.31/ln_3args_klee-sa_ko_147_csa_nd.c Unable to find full path for "g++" [2024-11-09 05:29:15,514 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:29:19,279 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:29:19,279 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e729f1c-8709-417b-ad59-646ad9c46b5a/sv-benchmarks/c/coreutils-v8.31/ln_3args_klee-sa_ko_147_csa_nd.c [2024-11-09 05:29:19,771 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e729f1c-8709-417b-ad59-646ad9c46b5a/bin/utaipan-verify-YMUCfTKeje/data/d9c8090e8/c4304b2a5df3497581b78ca4a73f4d1f/FLAG625513f49 [2024-11-09 05:29:20,105 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e729f1c-8709-417b-ad59-646ad9c46b5a/bin/utaipan-verify-YMUCfTKeje/data/d9c8090e8/c4304b2a5df3497581b78ca4a73f4d1f [2024-11-09 05:29:20,107 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:29:20,109 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:29:20,110 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:29:20,110 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:29:20,118 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:29:20,119 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:29:20" (1/1) ... [2024-11-09 05:29:20,121 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ee19d97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:29:20, skipping insertion in model container [2024-11-09 05:29:20,121 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:29:20" (1/1) ... [2024-11-09 05:29:30,442 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:32:32,529 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.ArithmeticException: Non-terminating decimal expansion; no exact representable decimal result. at java.base/java.math.BigDecimal.divide(BigDecimal.java:1736) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.util.ISOIEC9899TC3.getDecimalForm(ISOIEC9899TC3.java:378) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.util.ISOIEC9899TC3.handleFloatConstant(ISOIEC9899TC3.java:333) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.ExpressionTranslation.translateFloatingLiteral(ExpressionTranslation.java:252) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2033) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:265) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1975) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:259) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3216) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3061) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2295) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:144) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3539) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2522) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:642) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 05:32:32,538 INFO L158 Benchmark]: Toolchain (without parser) took 192425.09ms. Allocated memory was 352.3MB in the beginning and 1.7GB in the end (delta: 1.3GB). Free memory was 171.2MB in the beginning and 864.7MB in the end (delta: -693.5MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-09 05:32:32,538 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 136.3MB. Free memory is still 77.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:32:32,540 INFO L158 Benchmark]: CACSL2BoogieTranslator took 192422.77ms. Allocated memory was 352.3MB in the beginning and 1.7GB in the end (delta: 1.3GB). Free memory was 171.2MB in the beginning and 864.7MB in the end (delta: -693.5MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. [2024-11-09 05:32:32,542 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 136.3MB. Free memory is still 77.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 192422.77ms. Allocated memory was 352.3MB in the beginning and 1.7GB in the end (delta: 1.3GB). Free memory was 171.2MB in the beginning and 864.7MB in the end (delta: -693.5MB). Peak memory consumption was 1.2GB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: ArithmeticException: Non-terminating decimal expansion; no exact representable decimal result. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: ArithmeticException: Non-terminating decimal expansion; no exact representable decimal result.: java.base/java.math.BigDecimal.divide(BigDecimal.java:1736) 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_4e729f1c-8709-417b-ad59-646ad9c46b5a/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e729f1c-8709-417b-ad59-646ad9c46b5a/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e729f1c-8709-417b-ad59-646ad9c46b5a/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e729f1c-8709-417b-ad59-646ad9c46b5a/bin/utaipan-verify-YMUCfTKeje/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/coreutils-v8.31/ln_3args_klee-sa_ko_147_csa_nd.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e729f1c-8709-417b-ad59-646ad9c46b5a/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e729f1c-8709-417b-ad59-646ad9c46b5a/bin/utaipan-verify-YMUCfTKeje --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0ca3552cabf8b3300ae416aab5cdb5a11c59acccec8fdcabb18387e0938b9865 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:32:35,643 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:32:35,765 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e729f1c-8709-417b-ad59-646ad9c46b5a/bin/utaipan-verify-YMUCfTKeje/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2024-11-09 05:32:35,772 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:32:35,773 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:32:35,831 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:32:35,832 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:32:35,833 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:32:35,834 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:32:35,835 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:32:35,835 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:32:35,836 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:32:35,836 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:32:35,837 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:32:35,838 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:32:35,839 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:32:35,840 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 05:32:35,840 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 05:32:35,841 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:32:35,842 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:32:35,842 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:32:35,843 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-09 05:32:35,843 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-09 05:32:35,844 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-09 05:32:35,844 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:32:35,845 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:32:35,846 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 05:32:35,846 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:32:35,847 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 05:32:35,847 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 05:32:35,848 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:32:35,848 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:32:35,849 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:32:35,849 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:32:35,849 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:32:35,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:32:35,851 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:32:35,851 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:32:35,852 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 05:32:35,852 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 05:32:35,853 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:32:35,853 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:32:35,854 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_4e729f1c-8709-417b-ad59-646ad9c46b5a/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e729f1c-8709-417b-ad59-646ad9c46b5a/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ca3552cabf8b3300ae416aab5cdb5a11c59acccec8fdcabb18387e0938b9865 [2024-11-09 05:32:36,413 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:32:36,456 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:32:36,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:32:36,462 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:32:36,463 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:32:36,465 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e729f1c-8709-417b-ad59-646ad9c46b5a/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/coreutils-v8.31/ln_3args_klee-sa_ko_147_csa_nd.c Unable to find full path for "g++" [2024-11-09 05:32:38,986 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:32:44,116 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:32:44,117 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e729f1c-8709-417b-ad59-646ad9c46b5a/sv-benchmarks/c/coreutils-v8.31/ln_3args_klee-sa_ko_147_csa_nd.c [2024-11-09 05:32:44,738 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e729f1c-8709-417b-ad59-646ad9c46b5a/bin/utaipan-verify-YMUCfTKeje/data/726e105f9/3f77461fe68d4bc08806f97ec678b47e/FLAG75a170679 [2024-11-09 05:32:45,127 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e729f1c-8709-417b-ad59-646ad9c46b5a/bin/utaipan-verify-YMUCfTKeje/data/726e105f9/3f77461fe68d4bc08806f97ec678b47e [2024-11-09 05:32:45,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:32:45,138 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:32:45,139 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:32:45,139 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:32:45,148 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:32:45,149 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:32:45" (1/1) ... [2024-11-09 05:32:45,151 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3954d5f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:32:45, skipping insertion in model container [2024-11-09 05:32:45,151 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:32:45" (1/1) ... [2024-11-09 05:33:00,112 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:36:10,688 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.ArithmeticException: Non-terminating decimal expansion; no exact representable decimal result. at java.base/java.math.BigDecimal.divide(BigDecimal.java:1736) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.util.ISOIEC9899TC3.getDecimalForm(ISOIEC9899TC3.java:378) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.util.ISOIEC9899TC3.handleFloatConstant(ISOIEC9899TC3.java:333) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.ExpressionTranslation.translateFloatingLiteral(ExpressionTranslation.java:252) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2033) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:265) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1975) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:259) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3216) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3061) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2295) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:144) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3539) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2522) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:642) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 05:36:10,696 INFO L158 Benchmark]: Toolchain (without parser) took 205560.92ms. Allocated memory was 394.3MB in the beginning and 1.4GB in the end (delta: 996.1MB). Free memory was 207.7MB in the beginning and 327.0MB in the end (delta: -119.2MB). Peak memory consumption was 967.7MB. Max. memory is 16.1GB. [2024-11-09 05:36:10,698 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 60.8MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:36:10,700 INFO L158 Benchmark]: CACSL2BoogieTranslator took 205554.81ms. Allocated memory was 394.3MB in the beginning and 1.4GB in the end (delta: 996.1MB). Free memory was 207.7MB in the beginning and 327.0MB in the end (delta: -119.2MB). Peak memory consumption was 967.7MB. Max. memory is 16.1GB. [2024-11-09 05:36:10,702 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 60.8MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 205554.81ms. Allocated memory was 394.3MB in the beginning and 1.4GB in the end (delta: 996.1MB). Free memory was 207.7MB in the beginning and 327.0MB in the end (delta: -119.2MB). Peak memory consumption was 967.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: ArithmeticException: Non-terminating decimal expansion; no exact representable decimal result. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: ArithmeticException: Non-terminating decimal expansion; no exact representable decimal result.: java.base/java.math.BigDecimal.divide(BigDecimal.java:1736) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: ArithmeticException: Non-terminating decimal expansion; no exact representable decimal result.