./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_18_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_18_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL --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 64bit --witnessprinter.graph.data.programhash 2194ded6e87967b549781c25b5c70d0ae8c7fc2760170b1c772c207ac91456d6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:31:05,683 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:31:05,786 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:31:05,793 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:31:05,794 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:31:05,843 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:31:05,846 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:31:05,847 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:31:05,848 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:31:05,853 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:31:05,853 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:31:05,854 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:31:05,854 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:31:05,856 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:31:05,856 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:31:05,857 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:31:05,857 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:31:05,858 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:31:05,858 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:31:05,858 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:31:05,859 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:31:05,859 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:31:05,860 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:31:05,860 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:31:05,861 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:31:05,862 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:05,862 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:31:05,863 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:31:05,863 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:31:05,864 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:31:05,865 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:31:05,865 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:31:05,865 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_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2194ded6e87967b549781c25b5c70d0ae8c7fc2760170b1c772c207ac91456d6 [2023-11-19 03:31:06,193 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:31:06,223 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:31:06,226 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:31:06,228 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:31:06,228 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:31:06,230 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_18_good.i [2023-11-19 03:31:09,440 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:31:09,866 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:31:09,867 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_18_good.i [2023-11-19 03:31:09,906 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/data/edb5d9a86/4e8994af47fc4370b1aa48cd0111f7e6/FLAGeb4383878 [2023-11-19 03:31:09,926 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/data/edb5d9a86/4e8994af47fc4370b1aa48cd0111f7e6 [2023-11-19 03:31:09,932 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:31:09,935 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:31:09,940 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:09,940 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:31:09,945 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:31:09,946 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:09" (1/1) ... [2023-11-19 03:31:09,947 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4177c38d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:09, skipping insertion in model container [2023-11-19 03:31:09,949 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:09" (1/1) ... [2023-11-19 03:31:10,040 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:31:10,538 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:31:12,009 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:2254) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1484) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:949) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:281) 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: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:1669) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1893) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:204) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:383) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1510) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3408) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2429) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:31:12,028 INFO L158 Benchmark]: Toolchain (without parser) took 2090.91ms. Allocated memory is still 140.5MB. Free memory was 90.5MB in the beginning and 66.8MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 03:31:12,029 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 140.5MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:31:12,030 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2085.57ms. Allocated memory is still 140.5MB. Free memory was 90.5MB in the beginning and 66.8MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 03:31:12,033 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 140.5MB. Free memory is still 87.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2085.57ms. Allocated memory is still 140.5MB. Free memory was 90.5MB in the beginning and 66.8MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_18_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL --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 64bit --witnessprinter.graph.data.programhash 2194ded6e87967b549781c25b5c70d0ae8c7fc2760170b1c772c207ac91456d6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:31:14,655 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:31:14,792 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-19 03:31:14,839 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:31:14,840 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:31:14,841 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:31:14,842 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:31:14,842 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:31:14,843 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:31:14,848 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:31:14,848 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:31:14,849 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:31:14,849 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:31:14,851 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:31:14,851 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:31:14,851 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:31:14,852 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:31:14,852 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:31:14,853 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:31:14,854 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:31:14,854 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:31:14,855 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:31:14,855 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:31:14,856 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:31:14,856 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:31:14,856 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:31:14,857 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:31:14,857 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:14,858 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:31:14,858 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:31:14,859 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:31:14,859 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:31:14,860 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:31:14,860 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:31:14,860 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:31:14,861 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:31:14,861 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_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2194ded6e87967b549781c25b5c70d0ae8c7fc2760170b1c772c207ac91456d6 [2023-11-19 03:31:15,257 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:31:15,295 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:31:15,298 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:31:15,299 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:31:15,300 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:31:15,302 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_18_good.i [2023-11-19 03:31:18,562 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:31:19,073 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:31:19,074 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_18_good.i [2023-11-19 03:31:19,146 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/data/9464bc06c/70be4db2dda8442fac0b35aebb3756ef/FLAG38c973336 [2023-11-19 03:31:19,164 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/data/9464bc06c/70be4db2dda8442fac0b35aebb3756ef [2023-11-19 03:31:19,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:31:19,171 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:31:19,175 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:19,176 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:31:19,181 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:31:19,182 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:19" (1/1) ... [2023-11-19 03:31:19,183 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6873d93c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:19, skipping insertion in model container [2023-11-19 03:31:19,183 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:19" (1/1) ... [2023-11-19 03:31:19,306 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:31:19,990 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:31:21,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:21,558 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:31:21,597 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:31:21,727 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:22,126 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:31:22,126 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:31:22,126 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:31:22,126 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:31:22,127 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:31:22,135 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:31:22,135 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:22 WrapperNode [2023-11-19 03:31:22,136 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:22,137 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:22,137 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:31:22,137 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:31:22,145 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:22" (1/1) ... [2023-11-19 03:31:22,196 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:22" (1/1) ... [2023-11-19 03:31:22,228 INFO L138 Inliner]: procedures = 944, calls = 61, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 61 [2023-11-19 03:31:22,229 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:22,229 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:31:22,229 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:31:22,230 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:31:22,239 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:22" (1/1) ... [2023-11-19 03:31:22,239 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:22" (1/1) ... [2023-11-19 03:31:22,248 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:22" (1/1) ... [2023-11-19 03:31:22,248 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:22" (1/1) ... [2023-11-19 03:31:22,259 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:22" (1/1) ... [2023-11-19 03:31:22,261 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:22" (1/1) ... [2023-11-19 03:31:22,264 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:22" (1/1) ... [2023-11-19 03:31:22,266 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:22" (1/1) ... [2023-11-19 03:31:22,271 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:31:22,272 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:31:22,272 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:31:22,272 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:31:22,273 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:22" (1/1) ... [2023-11-19 03:31:22,279 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:22,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:31:22,308 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:31:22,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:31:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-19 03:31:22,357 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-19 03:31:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:31:22,357 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:31:22,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:31:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 03:31:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 03:31:22,358 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 03:31:22,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:31:22,530 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:31:22,533 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:31:25,392 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:31:25,470 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:31:25,475 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:31:25,480 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:25 BoogieIcfgContainer [2023-11-19 03:31:25,480 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:31:25,481 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:31:25,481 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:31:25,505 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:31:25,505 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:25" (1/1) ... [2023-11-19 03:31:25,517 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:31:25,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:25,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 28 states and 32 transitions. [2023-11-19 03:31:25,588 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2023-11-19 03:31:25,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:31:25,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:25,593 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:31:25,593 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:31:25,594 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:31:25,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:31:25,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:25,765 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:31:25,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:25,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:31:25,811 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:25,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:25,913 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:31:25,914 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-19 03:31:26,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:26,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 31 transitions. [2023-11-19 03:31:26,047 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2023-11-19 03:31:26,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:31:26,047 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:26,047 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:31:26,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:31:26,049 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:31:26,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 03:31:26,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:26,148 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:31:26,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:26,191 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:26,192 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:26,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:26,220 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-19 03:31:26,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:26,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 28 states and 32 transitions. [2023-11-19 03:31:26,267 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2023-11-19 03:31:26,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:31:26,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:26,268 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:31:26,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:31:26,269 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:31:26,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 03:31:26,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:26,553 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:31:26,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:26,618 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:26,620 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:26,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:31:26,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-19 03:31:29,310 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:31:29,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:29,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 21 states and 22 transitions. [2023-11-19 03:31:29,348 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 22 transitions. [2023-11-19 03:31:29,349 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:31:29,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:29,349 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:31:29,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:31:29,350 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:31:29,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 03:31:29,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:29,633 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:31:29,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:29,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:29,688 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:29,732 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:29,742 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-19 03:31:30,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:30,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 20 states and 21 transitions. [2023-11-19 03:31:30,373 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 21 transitions. [2023-11-19 03:31:30,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:31:30,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:31:30,374 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:31:30,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:31:30,376 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:31:30,394 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-19 03:31:30,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:30,650 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:31:30,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:31:30,705 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:31:30,707 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:31:30,719 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:31:30,724 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (6)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:31:30,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-19 03:31:32,030 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:31:32,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:31:32,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 20 transitions. [2023-11-19 03:31:32,039 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2023-11-19 03:31:32,039 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:31:32,040 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2023-11-19 03:31:32,049 INFO L751 CodeCheckObserver]: All specifications hold 5 specifications checked. All of them hold [2023-11-19 03:31:32,086 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:31:32,090 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-19 03:31:32,093 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:31:32,093 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:31:32,094 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:31:32 ImpRootNode [2023-11-19 03:31:32,094 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:31:32,095 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:31:32,095 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:31:32,095 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:31:32,096 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:25" (3/4) ... [2023-11-19 03:31:32,098 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:31:32,102 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-19 03:31:32,102 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-19 03:31:32,108 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2023-11-19 03:31:32,109 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-19 03:31:32,109 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 03:31:32,110 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:31:32,234 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:31:32,234 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:31:32,235 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:31:32,236 INFO L158 Benchmark]: Toolchain (without parser) took 13064.25ms. Allocated memory was 69.2MB in the beginning and 119.5MB in the end (delta: 50.3MB). Free memory was 47.5MB in the beginning and 58.8MB in the end (delta: -11.3MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2023-11-19 03:31:32,236 INFO L158 Benchmark]: CDTParser took 0.77ms. Allocated memory is still 69.2MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:31:32,237 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2961.15ms. Allocated memory was 69.2MB in the beginning and 98.6MB in the end (delta: 29.4MB). Free memory was 47.3MB in the beginning and 59.3MB in the end (delta: -12.0MB). Peak memory consumption was 42.7MB. Max. memory is 16.1GB. [2023-11-19 03:31:32,238 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.04ms. Allocated memory is still 98.6MB. Free memory was 58.7MB in the beginning and 55.1MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:31:32,238 INFO L158 Benchmark]: Boogie Preprocessor took 41.78ms. Allocated memory is still 98.6MB. Free memory was 55.1MB in the beginning and 53.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:31:32,239 INFO L158 Benchmark]: RCFGBuilder took 3208.06ms. Allocated memory is still 98.6MB. Free memory was 53.1MB in the beginning and 35.6MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 03:31:32,240 INFO L158 Benchmark]: CodeCheck took 6613.47ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 35.4MB in the beginning and 64.0MB in the end (delta: -28.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:31:32,240 INFO L158 Benchmark]: Witness Printer took 140.02ms. Allocated memory is still 119.5MB. Free memory was 64.0MB in the beginning and 58.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:31:32,243 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 3 procedures, 28 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 6.5s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 114 SdHoareTripleChecker+Valid, 9.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 20 mSDsluCounter, 40 SdHoareTripleChecker+Invalid, 9.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 55 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 150 IncrementalHoareTripleChecker+Invalid, 205 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 55 mSolverCounterUnsat, 40 mSDtfsCounter, 150 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 368 GetRequests, 350 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 51 NumberOfCodeBlocks, 51 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 46 ConstructedInterpolants, 0 QuantifiedInterpolants, 75 SizeOfPredicates, 1 NumberOfNonLiveVariables, 234 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1841]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1843]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1843]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1861]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1861]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 1832]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1852]: Loop Invariant Derived loop invariant: (2 == data) - InvariantResult [Line: 1875]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1873]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.77ms. Allocated memory is still 69.2MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2961.15ms. Allocated memory was 69.2MB in the beginning and 98.6MB in the end (delta: 29.4MB). Free memory was 47.3MB in the beginning and 59.3MB in the end (delta: -12.0MB). Peak memory consumption was 42.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.04ms. Allocated memory is still 98.6MB. Free memory was 58.7MB in the beginning and 55.1MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.78ms. Allocated memory is still 98.6MB. Free memory was 55.1MB in the beginning and 53.1MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3208.06ms. Allocated memory is still 98.6MB. Free memory was 53.1MB in the beginning and 35.6MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 6613.47ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 35.4MB in the beginning and 64.0MB in the end (delta: -28.5MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 140.02ms. Allocated memory is still 119.5MB. Free memory was 64.0MB in the beginning and 58.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 03:31:32,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d4686c5-5027-4373-8f52-de40ecc5d7a8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE