./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_760_infer_uaf.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd499243-7f4c-4cbc-8ea1-912f14f06e75/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd499243-7f4c-4cbc-8ea1-912f14f06e75/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_cd499243-7f4c-4cbc-8ea1-912f14f06e75/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd499243-7f4c-4cbc-8ea1-912f14f06e75/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_760_infer_uaf.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd499243-7f4c-4cbc-8ea1-912f14f06e75/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd499243-7f4c-4cbc-8ea1-912f14f06e75/bin/ukojak-verify-Qdu7aM0XO9 --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8f50f9b2442c52dbd7d86c0e785a771a5f08256f97704b281e9e99b95c6e0da1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:15:52,528 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:15:52,594 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd499243-7f4c-4cbc-8ea1-912f14f06e75/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-12-02 21:15:52,599 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:15:52,599 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:15:52,621 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:15:52,623 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:15:52,623 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:15:52,624 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:15:52,624 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:15:52,625 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:15:52,625 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 21:15:52,626 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 21:15:52,627 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 21:15:52,627 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:15:52,628 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:15:52,628 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:15:52,629 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:15:52,629 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:15:52,630 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:15:52,630 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:15:52,631 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:15:52,631 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:15:52,632 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:15:52,632 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:15:52,632 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:15:52,633 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_cd499243-7f4c-4cbc-8ea1-912f14f06e75/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd499243-7f4c-4cbc-8ea1-912f14f06e75/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f50f9b2442c52dbd7d86c0e785a771a5f08256f97704b281e9e99b95c6e0da1 [2023-12-02 21:15:52,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:15:52,887 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:15:52,890 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:15:52,891 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:15:52,892 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:15:52,893 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd499243-7f4c-4cbc-8ea1-912f14f06e75/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_760_infer_uaf.c [2023-12-02 21:15:55,654 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:15:58,550 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:15:58,551 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd499243-7f4c-4cbc-8ea1-912f14f06e75/sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_760_infer_uaf.c [2023-12-02 21:15:58,882 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd499243-7f4c-4cbc-8ea1-912f14f06e75/bin/ukojak-verify-Qdu7aM0XO9/data/e4932b8b6/9268b14e01f84abc9a80a00dc8c0fefe/FLAGae2777754 [2023-12-02 21:15:58,897 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd499243-7f4c-4cbc-8ea1-912f14f06e75/bin/ukojak-verify-Qdu7aM0XO9/data/e4932b8b6/9268b14e01f84abc9a80a00dc8c0fefe [2023-12-02 21:15:58,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:15:58,901 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:15:58,902 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:15:58,903 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:15:58,907 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:15:58,908 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:15:58" (1/1) ... [2023-12-02 21:15:58,909 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6adc882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:15:58, skipping insertion in model container [2023-12-02 21:15:58,909 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:15:58" (1/1) ... [2023-12-02 21:16:08,872 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:19:07,245 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:261) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1931) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:263) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1871) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:257) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1414) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:251) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3086) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2927) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:142) 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 21:19:07,249 INFO L158 Benchmark]: Toolchain (without parser) took 188347.37ms. Allocated memory was 316.7MB in the beginning and 2.6GB in the end (delta: 2.3GB). Free memory was 103.5MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2023-12-02 21:19:07,250 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 138.4MB. Free memory is still 111.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:19:07,251 INFO L158 Benchmark]: CACSL2BoogieTranslator took 188345.07ms. Allocated memory was 316.7MB in the beginning and 2.6GB in the end (delta: 2.3GB). Free memory was 103.5MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2023-12-02 21:19:07,252 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 138.4MB. Free memory is still 111.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 188345.07ms. Allocated memory was 316.7MB in the beginning and 2.6GB in the end (delta: 2.3GB). Free memory was 103.5MB in the beginning and 1.3GB in the end (delta: -1.2GB). Peak memory consumption was 1.6GB. 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd499243-7f4c-4cbc-8ea1-912f14f06e75/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd499243-7f4c-4cbc-8ea1-912f14f06e75/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_cd499243-7f4c-4cbc-8ea1-912f14f06e75/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd499243-7f4c-4cbc-8ea1-912f14f06e75/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_760_infer_uaf.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd499243-7f4c-4cbc-8ea1-912f14f06e75/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd499243-7f4c-4cbc-8ea1-912f14f06e75/bin/ukojak-verify-Qdu7aM0XO9 --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8f50f9b2442c52dbd7d86c0e785a771a5f08256f97704b281e9e99b95c6e0da1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:19:09,201 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:19:09,268 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd499243-7f4c-4cbc-8ea1-912f14f06e75/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2023-12-02 21:19:09,309 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:19:09,310 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:19:09,310 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:19:09,311 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:19:09,311 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:19:09,312 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:19:09,313 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 21:19:09,313 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 21:19:09,314 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 21:19:09,314 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:19:09,315 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:19:09,315 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:19:09,316 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:19:09,317 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:19:09,317 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:19:09,318 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:19:09,318 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:19:09,319 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:19:09,320 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:19:09,320 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:19:09,321 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:19:09,321 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:19:09,322 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:19:09,322 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:19:09,323 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:19:09,323 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:19:09,324 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:19:09,324 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:19:09,325 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_cd499243-7f4c-4cbc-8ea1-912f14f06e75/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd499243-7f4c-4cbc-8ea1-912f14f06e75/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8f50f9b2442c52dbd7d86c0e785a771a5f08256f97704b281e9e99b95c6e0da1 [2023-12-02 21:19:09,600 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:19:09,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:19:09,621 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:19:09,622 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:19:09,623 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:19:09,624 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd499243-7f4c-4cbc-8ea1-912f14f06e75/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_760_infer_uaf.c [2023-12-02 21:19:12,437 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:19:15,865 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:19:15,866 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd499243-7f4c-4cbc-8ea1-912f14f06e75/sv-benchmarks/c/coreutils-v8.31/env_3args_klee-sa_ko_760_infer_uaf.c [2023-12-02 21:19:16,309 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd499243-7f4c-4cbc-8ea1-912f14f06e75/bin/ukojak-verify-Qdu7aM0XO9/data/311aca8a4/d27d7f4a52c5409d9ecfdd538d833468/FLAGd441e858d [2023-12-02 21:19:16,323 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd499243-7f4c-4cbc-8ea1-912f14f06e75/bin/ukojak-verify-Qdu7aM0XO9/data/311aca8a4/d27d7f4a52c5409d9ecfdd538d833468 [2023-12-02 21:19:16,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:19:16,327 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:19:16,328 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:19:16,328 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:19:16,332 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:19:16,333 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:19:16" (1/1) ... [2023-12-02 21:19:16,333 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16da7753 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:19:16, skipping insertion in model container [2023-12-02 21:19:16,334 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:19:16" (1/1) ... [2023-12-02 21:19:27,010 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:22:26,572 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:261) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1931) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:263) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1871) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:257) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1414) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:251) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.translateInitializer(CHandler.java:3086) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2927) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:142) 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 21:22:26,578 INFO L158 Benchmark]: Toolchain (without parser) took 190249.34ms. Allocated memory was 222.3MB in the beginning and 3.0GB in the end (delta: 2.8GB). Free memory was 69.4MB in the beginning and 2.6GB in the end (delta: -2.5GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2023-12-02 21:22:26,579 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory was 29.2MB in the beginning and 29.2MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:22:26,579 INFO L158 Benchmark]: CACSL2BoogieTranslator took 190247.16ms. Allocated memory was 222.3MB in the beginning and 3.0GB in the end (delta: 2.8GB). Free memory was 69.1MB in the beginning and 2.6GB in the end (delta: -2.5GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2023-12-02 21:22:26,581 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 52.4MB. Free memory was 29.2MB in the beginning and 29.2MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 190247.16ms. Allocated memory was 222.3MB in the beginning and 3.0GB in the end (delta: 2.8GB). Free memory was 69.1MB in the beginning and 2.6GB in the end (delta: -2.5GB). Peak memory consumption was 1.8GB. 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.