./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_45_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/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_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_45_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/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_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/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 7f6b90de08db51d7d7c813772cc461460180c7ea244d3c24337d2dfb2d201e80 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 19:56:29,130 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 19:56:29,254 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 19:56:29,266 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 19:56:29,267 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 19:56:29,297 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 19:56:29,299 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 19:56:29,299 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 19:56:29,300 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 19:56:29,306 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 19:56:29,307 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 19:56:29,307 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 19:56:29,308 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 19:56:29,309 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 19:56:29,310 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 19:56:29,310 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 19:56:29,311 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 19:56:29,311 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 19:56:29,311 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 19:56:29,312 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 19:56:29,312 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 19:56:29,314 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 19:56:29,314 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 19:56:29,314 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 19:56:29,315 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 19:56:29,315 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:56:29,316 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 19:56:29,316 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 19:56:29,317 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 19:56:29,317 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 19:56:29,318 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 19:56:29,318 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 19:56:29,319 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_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f6b90de08db51d7d7c813772cc461460180c7ea244d3c24337d2dfb2d201e80 [2023-11-23 19:56:29,587 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 19:56:29,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 19:56:29,621 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 19:56:29,622 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 19:56:29,623 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 19:56:29,624 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_45_good.i [2023-11-23 19:56:32,784 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 19:56:33,366 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 19:56:33,367 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_45_good.i [2023-11-23 19:56:33,409 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/data/9dc9c0441/36dfeaf7e7c6414a84d34ee2ae4d4bfd/FLAGd7d2c6628 [2023-11-23 19:56:33,428 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/data/9dc9c0441/36dfeaf7e7c6414a84d34ee2ae4d4bfd [2023-11-23 19:56:33,434 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 19:56:33,437 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 19:56:33,441 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 19:56:33,441 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 19:56:33,446 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 19:56:33,449 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:56:33" (1/1) ... [2023-11-23 19:56:33,451 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a83994c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:33, skipping insertion in model container [2023-11-23 19:56:33,453 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:56:33" (1/1) ... [2023-11-23 19:56:33,528 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 19:56:34,006 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 19:56:35,519 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.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 19:56:35,528 INFO L158 Benchmark]: Toolchain (without parser) took 2089.31ms. Allocated memory is still 178.3MB. Free memory was 142.4MB in the beginning and 117.5MB in the end (delta: 24.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-23 19:56:35,529 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 121.6MB. Free memory was 81.6MB in the beginning and 81.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 19:56:35,530 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2084.18ms. Allocated memory is still 178.3MB. Free memory was 142.1MB in the beginning and 117.5MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-23 19:56:35,532 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 121.6MB. Free memory was 81.6MB in the beginning and 81.5MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2084.18ms. Allocated memory is still 178.3MB. Free memory was 142.1MB in the beginning and 117.5MB in the end (delta: 24.6MB). 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/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_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_45_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/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_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/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 7f6b90de08db51d7d7c813772cc461460180c7ea244d3c24337d2dfb2d201e80 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 19:56:38,040 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 19:56:38,118 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-23 19:56:38,149 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 19:56:38,150 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 19:56:38,151 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 19:56:38,152 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 19:56:38,152 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 19:56:38,153 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 19:56:38,154 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 19:56:38,154 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 19:56:38,155 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 19:56:38,155 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 19:56:38,156 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 19:56:38,157 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 19:56:38,157 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 19:56:38,158 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 19:56:38,158 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 19:56:38,159 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 19:56:38,159 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 19:56:38,160 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 19:56:38,161 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 19:56:38,161 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 19:56:38,162 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 19:56:38,162 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 19:56:38,162 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 19:56:38,163 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 19:56:38,164 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:56:38,168 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 19:56:38,169 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 19:56:38,170 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 19:56:38,171 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 19:56:38,171 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 19:56:38,171 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 19:56:38,172 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 19:56:38,172 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 19:56:38,172 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_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7f6b90de08db51d7d7c813772cc461460180c7ea244d3c24337d2dfb2d201e80 [2023-11-23 19:56:38,637 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 19:56:38,658 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 19:56:38,661 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 19:56:38,662 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 19:56:38,663 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 19:56:38,664 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_45_good.i [2023-11-23 19:56:41,727 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 19:56:42,298 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 19:56:42,299 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_45_good.i [2023-11-23 19:56:42,326 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/data/5bd0e623f/da970aef59eb4226a6204aae558d0f0e/FLAGf0b34c6b2 [2023-11-23 19:56:42,342 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/data/5bd0e623f/da970aef59eb4226a6204aae558d0f0e [2023-11-23 19:56:42,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 19:56:42,346 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 19:56:42,348 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 19:56:42,348 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 19:56:42,353 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 19:56:42,354 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:56:42" (1/1) ... [2023-11-23 19:56:42,356 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c1b6105 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:42, skipping insertion in model container [2023-11-23 19:56:42,356 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:56:42" (1/1) ... [2023-11-23 19:56:42,451 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 19:56:43,081 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 19:56:44,472 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:56:44,496 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 19:56:44,528 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 19:56:44,618 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:56:45,091 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:56:45,091 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:56:45,091 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:56:45,092 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:56:45,092 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:56:45,106 INFO L206 MainTranslator]: Completed translation [2023-11-23 19:56:45,106 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:45 WrapperNode [2023-11-23 19:56:45,106 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 19:56:45,107 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 19:56:45,107 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 19:56:45,108 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 19:56:45,116 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:45" (1/1) ... [2023-11-23 19:56:45,166 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:45" (1/1) ... [2023-11-23 19:56:45,203 INFO L138 Inliner]: procedures = 946, calls = 63, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 61 [2023-11-23 19:56:45,204 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 19:56:45,205 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 19:56:45,205 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 19:56:45,205 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 19:56:45,216 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:45" (1/1) ... [2023-11-23 19:56:45,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:45" (1/1) ... [2023-11-23 19:56:45,222 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:45" (1/1) ... [2023-11-23 19:56:45,232 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:45" (1/1) ... [2023-11-23 19:56:45,242 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:45" (1/1) ... [2023-11-23 19:56:45,249 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:45" (1/1) ... [2023-11-23 19:56:45,262 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:45" (1/1) ... [2023-11-23 19:56:45,264 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:45" (1/1) ... [2023-11-23 19:56:45,269 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 19:56:45,270 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 19:56:45,271 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 19:56:45,271 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 19:56:45,272 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:45" (1/1) ... [2023-11-23 19:56:45,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:56:45,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 19:56:45,342 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 19:56:45,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 19:56:45,389 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-23 19:56:45,390 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-23 19:56:45,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 19:56:45,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 19:56:45,390 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 19:56:45,390 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 19:56:45,391 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 19:56:45,391 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 19:56:45,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 19:56:45,577 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 19:56:45,579 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 19:56:53,592 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 19:56:53,671 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 19:56:53,673 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 19:56:53,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:56:53 BoogieIcfgContainer [2023-11-23 19:56:53,675 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 19:56:53,676 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 19:56:53,676 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 19:56:53,688 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 19:56:53,688 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:56:53" (1/1) ... [2023-11-23 19:56:53,699 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 19:56:53,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:53,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 28 states and 32 transitions. [2023-11-23 19:56:53,780 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2023-11-23 19:56:53,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-23 19:56:53,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:53,784 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 19:56:53,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 19:56:53,786 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 19:56:53,788 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-23 19:56:54,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:54,034 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 19:56:54,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:54,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 19:56:54,103 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:54,176 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 19:56:54,179 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-23 19:56:54,185 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-23 19:56:54,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:54,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 31 transitions. [2023-11-23 19:56:54,537 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2023-11-23 19:56:54,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-23 19:56:54,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:54,538 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 19:56:54,538 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 19:56:54,541 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 19:56:54,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-23 19:56:54,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:54,777 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 19:56:54,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:54,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 19:56:54,823 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:54,838 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 19:56:54,841 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-23 19:56:54,849 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-11-23 19:56:55,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:55,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 30 transitions. [2023-11-23 19:56:55,782 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2023-11-23 19:56:55,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 19:56:55,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:55,782 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 19:56:55,782 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 19:56:55,784 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 19:56:55,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 19:56:55,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:55,891 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 19:56:55,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:55,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 19:56:55,959 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:56,062 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 19:56:56,070 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-23 19:56:56,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:56,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2023-11-23 19:56:56,202 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2023-11-23 19:56:56,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-23 19:56:56,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:56,203 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 19:56:56,203 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 19:56:56,204 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 19:56:56,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-23 19:56:56,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:56,309 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 19:56:56,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:56,384 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 19:56:56,386 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:56,422 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 19:56:56,430 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-23 19:56:56,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:56:56,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 30 transitions. [2023-11-23 19:56:56,501 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2023-11-23 19:56:56,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-23 19:56:56,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 19:56:56,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 19:56:56,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 19:56:56,505 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 19:56:56,513 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-23 19:56:56,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:56,870 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 19:56:56,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 19:56:56,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 19:56:56,965 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 19:56:57,037 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 19:56:57,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-23 19:57:00,922 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.34s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 19:57:00,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 19:57:00,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 19 states and 20 transitions. [2023-11-23 19:57:00,971 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2023-11-23 19:57:00,971 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 19:57:00,972 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 6 iterations. [2023-11-23 19:57:00,978 INFO L751 CodeCheckObserver]: All specifications hold 5 specifications checked. All of them hold [2023-11-23 19:57:01,023 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 19:57:01,027 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 07:57:01 ImpRootNode [2023-11-23 19:57:01,027 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 19:57:01,028 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 19:57:01,028 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 19:57:01,028 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 19:57:01,029 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 07:56:53" (3/4) ... [2023-11-23 19:57:01,031 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 19:57:01,034 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-23 19:57:01,035 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-23 19:57:01,045 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2023-11-23 19:57:01,046 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-23 19:57:01,046 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-23 19:57:01,047 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 19:57:01,155 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/witness.graphml [2023-11-23 19:57:01,156 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/bin/ukojak-verify-1t5iHCbJaC/witness.yml [2023-11-23 19:57:01,156 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 19:57:01,157 INFO L158 Benchmark]: Toolchain (without parser) took 18810.69ms. Allocated memory was 79.7MB in the beginning and 138.4MB in the end (delta: 58.7MB). Free memory was 50.5MB in the beginning and 64.0MB in the end (delta: -13.5MB). Peak memory consumption was 47.2MB. Max. memory is 16.1GB. [2023-11-23 19:57:01,158 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory was 56.6MB in the beginning and 56.5MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 19:57:01,159 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2758.85ms. Allocated memory was 79.7MB in the beginning and 111.1MB in the end (delta: 31.5MB). Free memory was 50.3MB in the beginning and 42.1MB in the end (delta: 8.2MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. [2023-11-23 19:57:01,159 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.87ms. Allocated memory is still 111.1MB. Free memory was 42.1MB in the beginning and 37.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 19:57:01,160 INFO L158 Benchmark]: Boogie Preprocessor took 64.84ms. Allocated memory is still 111.1MB. Free memory was 37.9MB in the beginning and 79.1MB in the end (delta: -41.1MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. [2023-11-23 19:57:01,160 INFO L158 Benchmark]: RCFGBuilder took 8404.59ms. Allocated memory is still 111.1MB. Free memory was 79.1MB in the beginning and 61.1MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-23 19:57:01,161 INFO L158 Benchmark]: CodeCheck took 7350.93ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 61.1MB in the beginning and 69.0MB in the end (delta: -7.9MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2023-11-23 19:57:01,161 INFO L158 Benchmark]: Witness Printer took 128.62ms. Allocated memory is still 138.4MB. Free memory was 69.0MB in the beginning and 64.0MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 19:57:01,164 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 28 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 7.3s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 130 SdHoareTripleChecker+Valid, 8.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14 mSDsluCounter, 51 SdHoareTripleChecker+Invalid, 8.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 40 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 112 IncrementalHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 40 mSolverCounterUnsat, 51 mSDtfsCounter, 112 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 412 GetRequests, 394 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 55 NumberOfCodeBlocks, 55 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 50 ConstructedInterpolants, 0 QuantifiedInterpolants, 79 SizeOfPredicates, 7 NumberOfNonLiveVariables, 254 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 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: 1839]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1839]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1854]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1856]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1856]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 5 specifications checked. All of them hold - InvariantResult [Line: 1882]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 79.7MB. Free memory was 56.6MB in the beginning and 56.5MB in the end (delta: 139.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2758.85ms. Allocated memory was 79.7MB in the beginning and 111.1MB in the end (delta: 31.5MB). Free memory was 50.3MB in the beginning and 42.1MB in the end (delta: 8.2MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.87ms. Allocated memory is still 111.1MB. Free memory was 42.1MB in the beginning and 37.9MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.84ms. Allocated memory is still 111.1MB. Free memory was 37.9MB in the beginning and 79.1MB in the end (delta: -41.1MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. * RCFGBuilder took 8404.59ms. Allocated memory is still 111.1MB. Free memory was 79.1MB in the beginning and 61.1MB in the end (delta: 18.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 7350.93ms. Allocated memory was 111.1MB in the beginning and 138.4MB in the end (delta: 27.3MB). Free memory was 61.1MB in the beginning and 69.0MB in the end (delta: -7.9MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. * Witness Printer took 128.62ms. Allocated memory is still 138.4MB. Free memory was 69.0MB in the beginning and 64.0MB in the end (delta: 5.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-23 19:57:01,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d1a9e18-e545-4f85-85bf-e3d9c491fe55/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