./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_63_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_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_63_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b --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 d34ac049d69713a8485d859e787c789b29deb03f74444dd542c74ae7027df568 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:27:40,250 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:27:40,307 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 02:27:40,312 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:27:40,312 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:27:40,331 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:27:40,332 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:27:40,332 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:27:40,332 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:27:40,332 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:27:40,333 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:27:40,333 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:27:40,333 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:27:40,333 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:27:40,333 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:27:40,333 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:27:40,333 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:27:40,333 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 02:27:40,333 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:27:40,333 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:27:40,333 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:27:40,334 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:27:40,334 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:27:40,334 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:27:40,334 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:27:40,334 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:27:40,334 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:27:40,334 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:27:40,334 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:27:40,334 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:27:40,335 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:27:40,335 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:27:40,335 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_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b 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 -> d34ac049d69713a8485d859e787c789b29deb03f74444dd542c74ae7027df568 [2024-12-06 02:27:40,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:27:40,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:27:40,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:27:40,577 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:27:40,578 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:27:40,579 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_63_good.i [2024-12-06 02:27:43,204 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/data/a7627061c/0af3588cb8864fd280e11a3a8537a3a6/FLAG3a6df58b2 [2024-12-06 02:27:43,548 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:27:43,548 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_63_good.i [2024-12-06 02:27:43,569 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/data/a7627061c/0af3588cb8864fd280e11a3a8537a3a6/FLAG3a6df58b2 [2024-12-06 02:27:43,583 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/data/a7627061c/0af3588cb8864fd280e11a3a8537a3a6 [2024-12-06 02:27:43,585 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:27:43,586 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:27:43,587 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:27:43,587 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:27:43,592 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:27:43,592 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:27:43" (1/1) ... [2024-12-06 02:27:43,593 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63655eb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:43, skipping insertion in model container [2024-12-06 02:27:43,593 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:27:43" (1/1) ... [2024-12-06 02:27:43,634 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:27:44,773 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.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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:27:44,779 INFO L158 Benchmark]: Toolchain (without parser) took 1191.71ms. Allocated memory is still 142.6MB. Free memory was 112.3MB in the beginning and 88.5MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 02:27:44,779 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:27:44,779 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1189.72ms. Allocated memory is still 142.6MB. Free memory was 112.3MB in the beginning and 88.5MB in the end (delta: 23.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 02:27:44,780 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 142.6MB. Free memory is still 83.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1189.72ms. Allocated memory is still 142.6MB. Free memory was 112.3MB in the beginning and 88.5MB in the end (delta: 23.7MB). 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: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_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_63_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b --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 d34ac049d69713a8485d859e787c789b29deb03f74444dd542c74ae7027df568 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:27:46,528 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:27:46,602 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-12-06 02:27:46,625 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:27:46,626 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:27:46,626 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:27:46,626 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:27:46,626 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:27:46,627 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:27:46,627 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:27:46,627 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:27:46,627 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:27:46,627 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:27:46,627 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:27:46,627 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:27:46,627 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:27:46,627 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 02:27:46,627 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:27:46,628 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:27:46,628 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:27:46,628 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:27:46,628 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:27:46,628 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:27:46,628 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:27:46,628 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:27:46,628 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:27:46,628 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:27:46,629 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:27:46,629 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:27:46,629 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:27:46,629 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:27:46,629 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:27:46,629 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:27:46,629 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:27:46,629 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:27:46,629 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_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b 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 -> d34ac049d69713a8485d859e787c789b29deb03f74444dd542c74ae7027df568 [2024-12-06 02:27:46,874 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:27:46,882 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:27:46,884 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:27:46,886 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:27:46,886 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:27:46,887 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_63_good.i [2024-12-06 02:27:49,595 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/data/925578f04/518b2183ec114b74bdf4d35a4489e248/FLAG3f4b743f6 [2024-12-06 02:27:49,899 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:27:49,900 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_63_good.i [2024-12-06 02:27:49,924 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/data/925578f04/518b2183ec114b74bdf4d35a4489e248/FLAG3f4b743f6 [2024-12-06 02:27:49,938 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/data/925578f04/518b2183ec114b74bdf4d35a4489e248 [2024-12-06 02:27:49,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:27:49,942 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:27:49,943 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:27:49,943 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:27:49,948 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:27:49,949 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:27:49" (1/1) ... [2024-12-06 02:27:49,949 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@528f4155 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:49, skipping insertion in model container [2024-12-06 02:27:49,950 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:27:49" (1/1) ... [2024-12-06 02:27:49,994 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:27:51,175 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:27:51,186 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:27:51,276 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:27:51,453 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:27:51,453 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:51 WrapperNode [2024-12-06 02:27:51,453 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:27:51,454 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:27:51,454 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:27:51,454 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:27:51,459 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:51" (1/1) ... [2024-12-06 02:27:51,485 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:51" (1/1) ... [2024-12-06 02:27:51,508 INFO L138 Inliner]: procedures = 945, calls = 44, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 89 [2024-12-06 02:27:51,508 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:27:51,509 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:27:51,509 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:27:51,509 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:27:51,514 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:51" (1/1) ... [2024-12-06 02:27:51,514 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:51" (1/1) ... [2024-12-06 02:27:51,518 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:51" (1/1) ... [2024-12-06 02:27:51,518 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:51" (1/1) ... [2024-12-06 02:27:51,527 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:51" (1/1) ... [2024-12-06 02:27:51,528 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:51" (1/1) ... [2024-12-06 02:27:51,530 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:51" (1/1) ... [2024-12-06 02:27:51,533 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:51" (1/1) ... [2024-12-06 02:27:51,534 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:51" (1/1) ... [2024-12-06 02:27:51,538 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:27:51,538 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:27:51,539 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:27:51,539 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:27:51,539 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:27:51" (1/1) ... [2024-12-06 02:27:51,545 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:27:51,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:27:51,565 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:27:51,567 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:27:51,589 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-12-06 02:27:51,589 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-12-06 02:27:51,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:27:51,589 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:27:51,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:27:51,589 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:27:51,589 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-12-06 02:27:51,590 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-12-06 02:27:51,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:27:51,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:27:51,590 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 02:27:51,590 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 02:27:51,714 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:27:51,715 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:27:54,017 INFO L? ?]: Removed 33 outVars from TransFormulas that were not future-live. [2024-12-06 02:27:54,017 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:27:54,062 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:27:54,063 INFO L312 CfgBuilder]: Removed 0 assume(true) statements. [2024-12-06 02:27:54,063 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:27:54 BoogieIcfgContainer [2024-12-06 02:27:54,063 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:27:54,064 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:27:54,064 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:27:54,074 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:27:54,075 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:27:54" (1/1) ... [2024-12-06 02:27:54,080 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:27:54,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:54,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2024-12-06 02:27:54,122 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2024-12-06 02:27:54,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-12-06 02:27:54,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:54,125 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:27:54,125 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:27:54,127 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:27:54,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:27:54,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:54,335 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:27:54,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:54,400 INFO L256 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:27:54,405 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:27:54,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:27:54,476 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:27:55,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:55,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2024-12-06 02:27:55,462 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2024-12-06 02:27:55,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:27:55,463 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:55,463 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:27:55,463 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:27:55,464 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:27:55,465 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:27:55,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:55,638 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:27:55,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:55,693 INFO L256 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:27:55,696 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:27:55,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:27:55,717 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 02:27:56,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:56,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 29 states and 35 transitions. [2024-12-06 02:27:56,126 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2024-12-06 02:27:56,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 02:27:56,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:56,127 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:27:56,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:27:56,128 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:27:56,129 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:27:56,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:56,244 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:27:56,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:56,314 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:27:56,315 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:27:56,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:27:56,384 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 02:27:56,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:56,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2024-12-06 02:27:56,487 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2024-12-06 02:27:56,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-12-06 02:27:56,487 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:56,488 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:27:56,488 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:27:56,490 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:27:56,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 02:27:56,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:56,633 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:27:56,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:27:56,722 INFO L256 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:27:56,723 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:27:56,753 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:27:56,755 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 02:27:56,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:27:56,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 29 states and 35 transitions. [2024-12-06 02:27:56,802 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 35 transitions. [2024-12-06 02:27:56,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 02:27:56,803 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:27:56,803 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:27:56,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:27:56,805 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:27:56,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 02:28:34,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:34,444 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:28:41,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:28:41,949 INFO L256 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:28:41,951 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:28:43,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:28:43,539 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 02:28:49,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.16s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:28:50,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:28:50,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 28 states and 34 transitions. [2024-12-06 02:28:50,396 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2024-12-06 02:28:50,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-12-06 02:28:50,396 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:28:50,397 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:28:50,397 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:28:50,398 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:28:50,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 02:29:26,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:29:26,174 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:29:36,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-06 02:29:36,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 02:29:36,253 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) [2024-12-06 02:29:36,257 INFO L158 Benchmark]: Toolchain (without parser) took 106314.89ms. Allocated memory was 92.3MB in the beginning and 167.8MB in the end (delta: 75.5MB). Free memory was 65.3MB in the beginning and 42.4MB in the end (delta: 22.9MB). Peak memory consumption was 100.7MB. Max. memory is 16.1GB. [2024-12-06 02:29:36,257 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:29:36,258 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1510.40ms. Allocated memory was 92.3MB in the beginning and 167.8MB in the end (delta: 75.5MB). Free memory was 65.1MB in the beginning and 119.2MB in the end (delta: -54.2MB). Peak memory consumption was 53.7MB. Max. memory is 16.1GB. [2024-12-06 02:29:36,258 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.32ms. Allocated memory is still 167.8MB. Free memory was 118.7MB in the beginning and 115.2MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:29:36,258 INFO L158 Benchmark]: Boogie Preprocessor took 29.03ms. Allocated memory is still 167.8MB. Free memory was 115.2MB in the beginning and 112.9MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:29:36,259 INFO L158 Benchmark]: RCFGBuilder took 2524.75ms. Allocated memory is still 167.8MB. Free memory was 112.9MB in the beginning and 91.8MB in the end (delta: 21.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 02:29:36,259 INFO L158 Benchmark]: CodeCheck took 102192.25ms. Allocated memory is still 167.8MB. Free memory was 91.8MB in the beginning and 42.4MB in the end (delta: 49.4MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. [2024-12-06 02:29:36,261 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 0.30ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1510.40ms. Allocated memory was 92.3MB in the beginning and 167.8MB in the end (delta: 75.5MB). Free memory was 65.1MB in the beginning and 119.2MB in the end (delta: -54.2MB). Peak memory consumption was 53.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.32ms. Allocated memory is still 167.8MB. Free memory was 118.7MB in the beginning and 115.2MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.03ms. Allocated memory is still 167.8MB. Free memory was 115.2MB in the beginning and 112.9MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 2524.75ms. Allocated memory is still 167.8MB. Free memory was 112.9MB in the beginning and 91.8MB in the end (delta: 21.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 102192.25ms. Allocated memory is still 167.8MB. Free memory was 91.8MB in the beginning and 42.4MB in the end (delta: 49.4MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:29:36,460 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c09ca693-9682-4336-8396-84e0408b653f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown