./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_15_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_15_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC --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 601665d13b2095a91c88872af6f58412a508c298d943d8eaacb51ea75d30cd1e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:19:54,840 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:19:54,961 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:19:54,965 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:19:54,966 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:19:55,014 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:19:55,016 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:19:55,017 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:19:55,018 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:19:55,023 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:19:55,024 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:19:55,025 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:19:55,026 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:19:55,027 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:19:55,028 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:19:55,028 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:19:55,029 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:19:55,029 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:19:55,030 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:19:55,030 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:19:55,031 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:19:55,032 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:19:55,032 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:19:55,033 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:19:55,033 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:19:55,034 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:19:55,034 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:19:55,035 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:19:55,035 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:19:55,036 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:19:55,038 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:19:55,038 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:19:55,038 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_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 601665d13b2095a91c88872af6f58412a508c298d943d8eaacb51ea75d30cd1e [2023-11-23 20:19:55,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:19:55,397 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:19:55,400 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:19:55,401 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:19:55,402 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:19:55,404 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_15_good.i [2023-11-23 20:19:58,600 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:19:59,134 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:19:59,136 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_15_good.i [2023-11-23 20:19:59,176 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/data/639dea449/799b018a4cf94c10a1380591059035c9/FLAGfad1202f7 [2023-11-23 20:19:59,197 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/data/639dea449/799b018a4cf94c10a1380591059035c9 [2023-11-23 20:19:59,204 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:19:59,206 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:19:59,211 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:19:59,211 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:19:59,217 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:19:59,218 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:19:59" (1/1) ... [2023-11-23 20:19:59,219 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ed9cea1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:59, skipping insertion in model container [2023-11-23 20:19:59,221 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:19:59" (1/1) ... [2023-11-23 20:19:59,329 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:19:59,828 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:20:01,306 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:2213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1486) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java: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:1671) 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:2339) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:198) 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:1512) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3412) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2432) 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) [2023-11-23 20:20:01,313 INFO L158 Benchmark]: Toolchain (without parser) took 2105.74ms. Allocated memory is still 153.1MB. Free memory was 117.8MB in the beginning and 92.1MB in the end (delta: 25.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-23 20:20:01,314 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 113.2MB. Free memory is still 68.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:20:01,315 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2100.26ms. Allocated memory is still 153.1MB. Free memory was 117.2MB in the beginning and 92.1MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-23 20:20:01,317 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 113.2MB. Free memory is still 68.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2100.26ms. Allocated memory is still 153.1MB. Free memory was 117.2MB in the beginning and 92.1MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_15_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC --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 601665d13b2095a91c88872af6f58412a508c298d943d8eaacb51ea75d30cd1e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:20:03,867 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:20:04,013 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-23 20:20:04,067 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:20:04,069 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:20:04,070 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:20:04,071 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:20:04,072 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:20:04,073 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:20:04,078 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:20:04,078 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:20:04,079 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:20:04,079 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:20:04,081 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:20:04,082 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:20:04,082 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:20:04,083 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:20:04,083 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:20:04,084 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:20:04,085 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:20:04,085 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:20:04,089 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:20:04,089 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:20:04,090 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:20:04,090 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:20:04,090 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:20:04,091 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:20:04,091 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:20:04,092 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:20:04,092 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:20:04,093 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:20:04,094 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:20:04,094 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:20:04,094 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:20:04,095 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:20:04,095 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:20:04,095 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_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 601665d13b2095a91c88872af6f58412a508c298d943d8eaacb51ea75d30cd1e [2023-11-23 20:20:04,557 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:20:04,580 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:20:04,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:20:04,585 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:20:04,586 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:20:04,588 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_15_good.i [2023-11-23 20:20:08,024 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:20:08,558 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:20:08,559 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_15_good.i [2023-11-23 20:20:08,600 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/data/c6144a105/03c5d8436784457382725cb8a2b7bb14/FLAG017ab758c [2023-11-23 20:20:08,618 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/data/c6144a105/03c5d8436784457382725cb8a2b7bb14 [2023-11-23 20:20:08,623 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:20:08,625 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:20:08,628 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:20:08,629 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:20:08,634 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:20:08,635 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:20:08" (1/1) ... [2023-11-23 20:20:08,636 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ad3dde4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:08, skipping insertion in model container [2023-11-23 20:20:08,636 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:20:08" (1/1) ... [2023-11-23 20:20:08,755 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:20:09,243 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:20:10,322 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:20:10,335 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:20:10,378 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:20:10,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:20:10,889 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:20:10,889 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:20:10,889 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:20:10,889 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:20:10,889 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:20:10,897 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:20:10,898 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:10 WrapperNode [2023-11-23 20:20:10,898 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:20:10,899 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:20:10,899 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:20:10,900 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:20:10,907 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:10" (1/1) ... [2023-11-23 20:20:10,956 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:10" (1/1) ... [2023-11-23 20:20:10,994 INFO L138 Inliner]: procedures = 946, calls = 83, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 159 [2023-11-23 20:20:10,995 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:20:10,996 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:20:10,996 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:20:10,996 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:20:11,007 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:10" (1/1) ... [2023-11-23 20:20:11,008 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:10" (1/1) ... [2023-11-23 20:20:11,031 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:10" (1/1) ... [2023-11-23 20:20:11,032 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:10" (1/1) ... [2023-11-23 20:20:11,042 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:10" (1/1) ... [2023-11-23 20:20:11,058 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:10" (1/1) ... [2023-11-23 20:20:11,062 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:10" (1/1) ... [2023-11-23 20:20:11,064 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:10" (1/1) ... [2023-11-23 20:20:11,076 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:20:11,077 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:20:11,078 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:20:11,079 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:20:11,080 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:20:10" (1/1) ... [2023-11-23 20:20:11,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:20:11,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:20:11,141 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:20:11,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:20:11,191 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-23 20:20:11,191 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-23 20:20:11,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:20:11,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:20:11,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:20:11,192 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:20:11,192 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 20:20:11,193 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 20:20:11,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:20:11,411 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:20:11,413 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:20:23,090 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:20:23,166 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:20:23,166 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:20:23,168 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:20:23 BoogieIcfgContainer [2023-11-23 20:20:23,168 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:20:23,169 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:20:23,170 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:20:23,181 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:20:23,182 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:20:23" (1/1) ... [2023-11-23 20:20:23,192 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:20:23,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:23,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 75 states and 107 transitions. [2023-11-23 20:20:23,268 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 107 transitions. [2023-11-23 20:20:23,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-23 20:20:23,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:23,274 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:20:23,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:20:23,280 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:20:23,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-23 20:20:23,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:23,469 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:20:23,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:23,522 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:23,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:23,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:23,655 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-23 20:20:23,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:20:23,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:23,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 74 states and 106 transitions. [2023-11-23 20:20:23,780 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 106 transitions. [2023-11-23 20:20:23,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-23 20:20:23,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:23,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:20:23,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:20:23,785 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:20:23,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-23 20:20:23,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:23,893 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:20:23,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:23,953 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:23,954 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:23,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:23,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-23 20:20:24,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:24,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 75 states and 107 transitions. [2023-11-23 20:20:24,051 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 107 transitions. [2023-11-23 20:20:24,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:20:24,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:24,052 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:20:24,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:20:24,054 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:20:24,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 20:20:24,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:24,349 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:20:24,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:24,419 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:24,421 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:24,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:24,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-23 20:20:25,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:25,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 80 states and 116 transitions. [2023-11-23 20:20:25,499 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 116 transitions. [2023-11-23 20:20:25,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 20:20:25,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:25,501 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:20:25,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:20:25,503 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:20:25,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-23 20:20:25,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:25,652 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:20:25,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:25,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:25,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:25,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:25,753 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-11-23 20:20:25,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:25,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 66 states and 92 transitions. [2023-11-23 20:20:25,819 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 92 transitions. [2023-11-23 20:20:25,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 20:20:25,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:25,821 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:20:25,821 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:20:25,825 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:20:25,833 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-23 20:20:25,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:25,923 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:20:25,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:25,946 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:25,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:25,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:25,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-11-23 20:20:26,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:26,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 66 states and 91 transitions. [2023-11-23 20:20:26,196 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 91 transitions. [2023-11-23 20:20:26,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:20:26,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:26,198 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:20:26,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:20:26,199 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:20:26,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-23 20:20:26,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:26,308 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:20:26,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:26,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:26,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:26,353 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:20:26,355 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (7)] Exception during sending of exit command (exit): Broken pipe [2023-11-23 20:20:26,361 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-11-23 20:20:26,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:26,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 65 states and 88 transitions. [2023-11-23 20:20:26,381 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 88 transitions. [2023-11-23 20:20:26,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-23 20:20:26,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:26,384 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:20:26,384 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:20:26,385 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:20:26,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-23 20:20:26,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:26,526 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:20:26,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:26,560 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:26,564 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:26,724 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:26,731 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-23 20:20:26,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:26,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 64 states and 87 transitions. [2023-11-23 20:20:26,907 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2023-11-23 20:20:26,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:20:26,909 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:26,909 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:20:26,909 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:20:26,910 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:20:26,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-23 20:20:27,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:27,073 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:20:27,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:27,124 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:27,125 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:27,194 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:27,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2023-11-23 20:20:27,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:27,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 65 states and 88 transitions. [2023-11-23 20:20:27,310 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 88 transitions. [2023-11-23 20:20:27,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:20:27,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:27,312 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:20:27,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:20:27,313 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:20:27,319 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-11-23 20:20:27,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:27,635 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:20:27,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:27,693 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:27,694 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:27,821 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:27,829 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2023-11-23 20:20:29,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:20:29,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:29,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 69 states and 95 transitions. [2023-11-23 20:20:29,942 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 95 transitions. [2023-11-23 20:20:29,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:20:29,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:29,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:20:29,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:20:29,949 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:20:29,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-11-23 20:20:30,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:30,094 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:20:30,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:30,147 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:30,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:30,238 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:30,240 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2023-11-23 20:20:30,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:30,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 56 states and 73 transitions. [2023-11-23 20:20:30,346 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2023-11-23 20:20:30,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-23 20:20:30,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:30,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:20:30,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:20:30,349 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:20:30,370 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-11-23 20:20:30,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:30,491 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:20:30,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:30,549 INFO L262 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:30,550 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:30,622 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:20:30,629 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2023-11-23 20:20:30,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:30,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 54 states and 68 transitions. [2023-11-23 20:20:30,992 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 68 transitions. [2023-11-23 20:20:30,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-23 20:20:30,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:30,993 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:20:30,993 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:20:30,997 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:20:31,016 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2023-11-23 20:20:31,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:31,294 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:20:31,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:31,362 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:31,364 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:31,503 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:20:31,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2023-11-23 20:20:33,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:20:33,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:33,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 57 states and 73 transitions. [2023-11-23 20:20:33,131 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 73 transitions. [2023-11-23 20:20:33,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-23 20:20:33,131 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:33,132 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:20:33,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:20:33,133 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:20:33,135 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2023-11-23 20:20:33,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:33,410 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:20:33,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:33,461 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:20:33,462 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:33,480 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:20:33,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (14)] Forceful destruction successful, exit code 0 [2023-11-23 20:20:34,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:34,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 58 states and 74 transitions. [2023-11-23 20:20:34,125 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 74 transitions. [2023-11-23 20:20:34,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-23 20:20:34,126 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:34,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:20:34,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:20:34,131 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:20:34,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2023-11-23 20:20:34,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:34,274 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:20:34,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:34,329 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:34,331 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:34,425 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:20:34,437 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (15)] Forceful destruction successful, exit code 0 [2023-11-23 20:20:34,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:34,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 51 states and 63 transitions. [2023-11-23 20:20:34,548 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 63 transitions. [2023-11-23 20:20:34,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:20:34,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:34,549 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:20:34,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:20:34,552 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:20:34,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2023-11-23 20:20:34,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:34,694 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:20:34,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:34,748 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:34,749 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:34,824 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:20:34,830 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (16)] Forceful destruction successful, exit code 0 [2023-11-23 20:20:35,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:35,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 49 states and 58 transitions. [2023-11-23 20:20:35,334 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 58 transitions. [2023-11-23 20:20:35,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-23 20:20:35,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:35,336 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:20:35,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:20:35,337 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:20:35,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2023-11-23 20:20:35,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:35,692 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:20:35,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:35,797 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:35,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:35,994 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:20:36,005 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2023-11-23 20:20:38,938 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.71s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:20:39,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:39,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 52 states and 64 transitions. [2023-11-23 20:20:39,013 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 64 transitions. [2023-11-23 20:20:39,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:20:39,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:39,014 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:20:39,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:20:39,018 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:20:39,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2023-11-23 20:20:39,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:39,399 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:20:39,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:39,478 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:39,479 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:39,500 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:20:39,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (18)] Forceful destruction successful, exit code 0 [2023-11-23 20:20:40,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:40,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 53 states and 65 transitions. [2023-11-23 20:20:40,423 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 65 transitions. [2023-11-23 20:20:40,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:20:40,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:40,423 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:20:40,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:20:40,425 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:20:40,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2023-11-23 20:20:40,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:40,554 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:20:40,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:40,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:20:40,621 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:20:40,779 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:20:40,781 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (19)] Exception during sending of exit command (exit): Broken pipe [2023-11-23 20:20:40,790 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (19)] Forceful destruction successful, exit code 0 [2023-11-23 20:20:40,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:40,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 45 states and 51 transitions. [2023-11-23 20:20:40,974 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2023-11-23 20:20:40,974 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 20:20:40,974 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 19 iterations. [2023-11-23 20:20:40,982 INFO L751 CodeCheckObserver]: All specifications hold 10 specifications checked. All of them hold [2023-11-23 20:20:41,411 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:20:41,414 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:20:41,414 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:20:41,414 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:20:41,415 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:20:41,415 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:20:41,415 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:20:41,415 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:20:41,415 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:20:41,415 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:20:41 ImpRootNode [2023-11-23 20:20:41,415 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:20:41,416 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:20:41,416 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:20:41,416 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:20:41,417 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:20:23" (3/4) ... [2023-11-23 20:20:41,419 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 20:20:41,422 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-23 20:20:41,423 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-23 20:20:41,429 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2023-11-23 20:20:41,430 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-23 20:20:41,430 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-23 20:20:41,431 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 20:20:41,431 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 20:20:41,546 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/witness.graphml [2023-11-23 20:20:41,547 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/witness.yml [2023-11-23 20:20:41,547 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:20:41,548 INFO L158 Benchmark]: Toolchain (without parser) took 32923.09ms. Allocated memory was 75.5MB in the beginning and 117.4MB in the end (delta: 41.9MB). Free memory was 46.6MB in the beginning and 62.4MB in the end (delta: -15.8MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2023-11-23 20:20:41,548 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 75.5MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:20:41,549 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2270.15ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 46.5MB in the beginning and 49.4MB in the end (delta: -2.9MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. [2023-11-23 20:20:41,549 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.15ms. Allocated memory is still 96.5MB. Free memory was 49.4MB in the beginning and 45.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:20:41,550 INFO L158 Benchmark]: Boogie Preprocessor took 80.20ms. Allocated memory is still 96.5MB. Free memory was 45.2MB in the beginning and 42.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:20:41,550 INFO L158 Benchmark]: RCFGBuilder took 12091.80ms. Allocated memory is still 96.5MB. Free memory was 42.4MB in the beginning and 52.9MB in the end (delta: -10.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:20:41,550 INFO L158 Benchmark]: CodeCheck took 18246.10ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 52.9MB in the beginning and 68.7MB in the end (delta: -15.8MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2023-11-23 20:20:41,551 INFO L158 Benchmark]: Witness Printer took 131.11ms. Allocated memory is still 117.4MB. Free memory was 68.7MB in the beginning and 62.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:20:41,553 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, 75 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 17.8s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2081 SdHoareTripleChecker+Valid, 52.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 348 mSDsluCounter, 1451 SdHoareTripleChecker+Invalid, 51.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 254 mSDsCounter, 575 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1344 IncrementalHoareTripleChecker+Invalid, 1919 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 575 mSolverCounterUnsat, 1197 mSDtfsCounter, 1344 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4084 GetRequests, 4022 SyntacticMatches, 0 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 917 ImplicationChecksByTransitivity, 4.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 448 NumberOfCodeBlocks, 448 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 430 ConstructedInterpolants, 0 QuantifiedInterpolants, 516 SizeOfPredicates, 4 NumberOfNonLiveVariables, 1609 ConjunctsInSsa, 40 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 60/60 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: 1851]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1853]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1853]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1879]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1881]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1881]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1911]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1911]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1937]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1937]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold - InvariantResult [Line: 1876]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1924]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1933]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1907]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1845]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1867]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1836]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1958]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1898]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 75.5MB. Free memory is still 51.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2270.15ms. Allocated memory was 75.5MB in the beginning and 96.5MB in the end (delta: 21.0MB). Free memory was 46.5MB in the beginning and 49.4MB in the end (delta: -2.9MB). Peak memory consumption was 34.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.15ms. Allocated memory is still 96.5MB. Free memory was 49.4MB in the beginning and 45.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.20ms. Allocated memory is still 96.5MB. Free memory was 45.2MB in the beginning and 42.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 12091.80ms. Allocated memory is still 96.5MB. Free memory was 42.4MB in the beginning and 52.9MB in the end (delta: -10.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 18246.10ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 52.9MB in the beginning and 68.7MB in the end (delta: -15.8MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. * Witness Printer took 131.11ms. Allocated memory is still 117.4MB. Free memory was 68.7MB in the beginning and 62.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-23 20:20:41,595 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_210e9184-061c-4814-b736-e650e64fe918/bin/ukojak-verify-1t5iHCbJaC/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