./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_07_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_07_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3 --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 3b409d8bd68fdbb14b6027a4fe8c7c4e86829d2fa6aaad17de8c4d6b590630f4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:19:44,159 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:19:44,250 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-25 04:19:44,255 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:19:44,255 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:19:44,284 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:19:44,285 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:19:44,285 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:19:44,286 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:19:44,287 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:19:44,288 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:19:44,288 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:19:44,288 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:19:44,288 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:19:44,289 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:19:44,289 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:19:44,289 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:19:44,289 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:19:44,289 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:19:44,289 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:19:44,289 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:19:44,290 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:19:44,290 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:19:44,290 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:19:44,290 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:19:44,290 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:19:44,290 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:19:44,290 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:19:44,290 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:19:44,290 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:19:44,290 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:19:44,291 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:19:44,291 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3 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 -> 3b409d8bd68fdbb14b6027a4fe8c7c4e86829d2fa6aaad17de8c4d6b590630f4 [2024-11-25 04:19:44,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:19:44,629 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:19:44,631 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:19:44,632 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:19:44,633 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:19:44,634 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_07_good.i [2024-11-25 04:19:47,668 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/data/78393ca6c/e8be01dd69e746b3bda0f99245fa0361/FLAGbe29c49e9 [2024-11-25 04:19:48,143 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:19:48,144 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_07_good.i [2024-11-25 04:19:48,179 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/data/78393ca6c/e8be01dd69e746b3bda0f99245fa0361/FLAGbe29c49e9 [2024-11-25 04:19:48,244 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/data/78393ca6c/e8be01dd69e746b3bda0f99245fa0361 [2024-11-25 04:19:48,246 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:19:48,247 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:19:48,249 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:19:48,249 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:19:48,254 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:19:48,255 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:19:48" (1/1) ... [2024-11-25 04:19:48,256 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c3a90dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:48, skipping insertion in model container [2024-11-25 04:19:48,256 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:19:48" (1/1) ... [2024-11-25 04:19:48,326 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:19:50,057 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:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1602) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1019) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:283) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:783) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:783) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1752) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1783) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:233) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:19:50,064 INFO L158 Benchmark]: Toolchain (without parser) took 1816.40ms. Allocated memory is still 117.4MB. Free memory was 87.9MB in the beginning and 63.2MB in the end (delta: 24.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:19:50,066 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:19:50,067 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1813.71ms. Allocated memory is still 117.4MB. Free memory was 87.7MB in the beginning and 63.2MB in the end (delta: 24.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-25 04:19:50,068 INFO L338 ainManager$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 117.4MB. Free memory is still 72.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1813.71ms. Allocated memory is still 117.4MB. Free memory was 87.7MB in the beginning and 63.2MB in the end (delta: 24.5MB). Peak memory consumption was 16.8MB. 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:629) 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_07_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3 --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 3b409d8bd68fdbb14b6027a4fe8c7c4e86829d2fa6aaad17de8c4d6b590630f4 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:19:52,915 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:19:53,057 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-25 04:19:53,099 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:19:53,100 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:19:53,100 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:19:53,102 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:19:53,102 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:19:53,103 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:19:53,103 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:19:53,104 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:19:53,104 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:19:53,104 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:19:53,104 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:19:53,104 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:19:53,104 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:19:53,104 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:19:53,104 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:19:53,105 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:19:53,105 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:19:53,105 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:19:53,105 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:19:53,105 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:19:53,105 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:19:53,105 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:19:53,105 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:19:53,105 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:19:53,105 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:19:53,105 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:19:53,106 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:19:53,106 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:19:53,106 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:19:53,106 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:19:53,106 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:19:53,106 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:19:53,106 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3 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 -> 3b409d8bd68fdbb14b6027a4fe8c7c4e86829d2fa6aaad17de8c4d6b590630f4 [2024-11-25 04:19:53,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:19:53,476 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:19:53,478 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:19:53,480 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:19:53,483 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:19:53,484 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_07_good.i [2024-11-25 04:19:56,499 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/data/ce88a0c66/caf6b0c6ec754bb6be77411370423d35/FLAG78c1b97bc [2024-11-25 04:19:57,028 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:19:57,029 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_07_good.i [2024-11-25 04:19:57,072 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/data/ce88a0c66/caf6b0c6ec754bb6be77411370423d35/FLAG78c1b97bc [2024-11-25 04:19:57,096 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/data/ce88a0c66/caf6b0c6ec754bb6be77411370423d35 [2024-11-25 04:19:57,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:19:57,102 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:19:57,104 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:19:57,104 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:19:57,110 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:19:57,111 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:19:57" (1/1) ... [2024-11-25 04:19:57,112 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e72c8cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:57, skipping insertion in model container [2024-11-25 04:19:57,114 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:19:57" (1/1) ... [2024-11-25 04:19:57,185 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:19:58,743 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:19:58,758 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:19:58,919 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:19:59,189 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:19:59,190 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:59 WrapperNode [2024-11-25 04:19:59,190 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:19:59,191 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:19:59,191 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:19:59,191 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:19:59,197 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:59" (1/1) ... [2024-11-25 04:19:59,225 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:59" (1/1) ... [2024-11-25 04:19:59,249 INFO L138 Inliner]: procedures = 945, calls = 46, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 136 [2024-11-25 04:19:59,250 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:19:59,250 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:19:59,250 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:19:59,250 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:19:59,261 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:59" (1/1) ... [2024-11-25 04:19:59,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:59" (1/1) ... [2024-11-25 04:19:59,264 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:59" (1/1) ... [2024-11-25 04:19:59,265 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:59" (1/1) ... [2024-11-25 04:19:59,274 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:59" (1/1) ... [2024-11-25 04:19:59,275 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:59" (1/1) ... [2024-11-25 04:19:59,277 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:59" (1/1) ... [2024-11-25 04:19:59,279 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:59" (1/1) ... [2024-11-25 04:19:59,281 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:59" (1/1) ... [2024-11-25 04:19:59,284 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:19:59,287 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:19:59,290 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:19:59,290 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:19:59,292 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:19:59" (1/1) ... [2024-11-25 04:19:59,303 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:19:59,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:19:59,329 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:19:59,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:19:59,357 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-11-25 04:19:59,357 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-11-25 04:19:59,358 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:19:59,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:19:59,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:19:59,358 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-25 04:19:59,358 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-25 04:19:59,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:19:59,511 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:19:59,513 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:20:07,849 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live. [2024-11-25 04:20:07,851 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:20:07,909 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:20:07,909 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-25 04:20:07,910 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:20:07 BoogieIcfgContainer [2024-11-25 04:20:07,910 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:20:07,911 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:20:07,911 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:20:07,921 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:20:07,922 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:20:07" (1/1) ... [2024-11-25 04:20:07,930 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:20:07,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:20:07,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 63 states and 85 transitions. [2024-11-25 04:20:07,991 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 85 transitions. [2024-11-25 04:20:07,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 04:20:07,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:20:07,996 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:20:07,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:20:08,000 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:20:08,003 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:20:08,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:20:08,142 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:20:08,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:20:08,185 INFO L256 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:20:08,189 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:20:08,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:20:08,263 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 04:20:08,265 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 04:20:08,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:20:08,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 65 states and 99 transitions. [2024-11-25 04:20:08,374 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 99 transitions. [2024-11-25 04:20:08,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 04:20:08,375 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:20:08,375 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:20:08,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:20:08,380 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:20:08,383 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 04:20:08,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:20:08,521 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:20:08,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:20:08,564 INFO L256 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 04:20:08,565 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:20:08,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:20:08,671 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 04:20:08,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:20:08,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 64 states and 98 transitions. [2024-11-25 04:20:08,805 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 98 transitions. [2024-11-25 04:20:08,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 04:20:08,806 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:20:08,806 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:20:08,807 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:20:08,812 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:20:08,813 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 04:20:08,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:20:08,944 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:20:09,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:20:09,006 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 04:20:09,007 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:20:09,037 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:20:09,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 04:20:09,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:20:09,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 65 states and 99 transitions. [2024-11-25 04:20:09,098 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 99 transitions. [2024-11-25 04:20:09,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 04:20:09,099 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:20:09,099 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:20:09,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:20:09,101 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:20:09,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 04:20:58,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:20:58,044 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:21:06,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:21:06,472 INFO L256 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 04:21:06,473 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:21:08,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 04:21:08,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-25 04:21:18,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 6.52s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 04:21:20,442 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-25 04:21:20,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:21:20,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 64 states and 98 transitions. [2024-11-25 04:21:20,505 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 98 transitions. [2024-11-25 04:21:20,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 04:21:20,506 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:21:20,506 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:21:20,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:21:20,507 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:21:20,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 04:22:09,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:22:09,871 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:22:19,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-25 04:22:19,953 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-25 04:22:19,954 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:22:19,961 INFO L158 Benchmark]: Toolchain (without parser) took 142858.97ms. Allocated memory was 83.9MB in the beginning and 167.8MB in the end (delta: 83.9MB). Free memory was 55.7MB in the beginning and 67.8MB in the end (delta: -12.1MB). Peak memory consumption was 74.8MB. Max. memory is 16.1GB. [2024-11-25 04:22:19,961 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:22:19,963 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2086.63ms. Allocated memory was 83.9MB in the beginning and 167.8MB in the end (delta: 83.9MB). Free memory was 55.4MB in the beginning and 133.3MB in the end (delta: -77.9MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. [2024-11-25 04:22:19,964 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.72ms. Allocated memory is still 167.8MB. Free memory was 133.3MB in the beginning and 129.5MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:22:19,965 INFO L158 Benchmark]: Boogie Preprocessor took 34.52ms. Allocated memory is still 167.8MB. Free memory was 129.1MB in the beginning and 127.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:22:19,966 INFO L158 Benchmark]: RCFGBuilder took 8622.94ms. Allocated memory is still 167.8MB. Free memory was 127.3MB in the beginning and 101.6MB in the end (delta: 25.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-25 04:22:19,966 INFO L158 Benchmark]: CodeCheck took 132049.09ms. Allocated memory is still 167.8MB. Free memory was 101.6MB in the beginning and 67.8MB in the end (delta: 33.8MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. [2024-11-25 04:22:19,971 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 83.9MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2086.63ms. Allocated memory was 83.9MB in the beginning and 167.8MB in the end (delta: 83.9MB). Free memory was 55.4MB in the beginning and 133.3MB in the end (delta: -77.9MB). Peak memory consumption was 59.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.72ms. Allocated memory is still 167.8MB. Free memory was 133.3MB in the beginning and 129.5MB in the end (delta: 3.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 34.52ms. Allocated memory is still 167.8MB. Free memory was 129.1MB in the beginning and 127.3MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 8622.94ms. Allocated memory is still 167.8MB. Free memory was 127.3MB in the beginning and 101.6MB in the end (delta: 25.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 132049.09ms. Allocated memory is still 167.8MB. Free memory was 101.6MB in the beginning and 67.8MB in the end (delta: 33.8MB). Peak memory consumption was 29.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:22:20,186 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-25 04:22:20,216 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd29128c-6d23-4000-a9d0-1ce54ff8cf71/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown