./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_54_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_54_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm --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 b12fd6ba2d0defaa108ca8cf4ce2ab1536bad41b8467fdcf47af625018f24c28 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:06:45,170 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:06:45,246 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-11-13 22:06:45,257 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:06:45,257 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:06:45,285 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:06:45,286 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:06:45,286 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:06:45,287 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:06:45,287 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:06:45,287 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:06:45,287 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:06:45,287 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:06:45,288 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:06:45,288 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:06:45,288 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:06:45,288 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:06:45,288 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:06:45,288 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:06:45,288 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:06:45,289 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:06:45,289 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:06:45,289 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:06:45,289 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:06:45,289 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:06:45,289 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:06:45,289 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:06:45,290 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:06:45,290 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:06:45,290 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:06:45,290 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:06:45,290 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:06:45,290 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_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm 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 -> b12fd6ba2d0defaa108ca8cf4ce2ab1536bad41b8467fdcf47af625018f24c28 [2024-11-13 22:06:45,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:06:45,662 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:06:45,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:06:45,667 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:06:45,668 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:06:45,671 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_54_good.i Unable to find full path for "g++" [2024-11-13 22:06:47,706 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:06:48,143 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:06:48,146 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_54_good.i [2024-11-13 22:06:48,181 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/data/795248f30/0eda43459c604ab89773fe4a0fc5d107/FLAG7738a0c3e [2024-11-13 22:06:48,197 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/data/795248f30/0eda43459c604ab89773fe4a0fc5d107 [2024-11-13 22:06:48,200 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:06:48,201 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:06:48,203 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:06:48,203 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:06:48,209 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:06:48,210 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:06:48" (1/1) ... [2024-11-13 22:06:48,211 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@15461494 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:48, skipping insertion in model container [2024-11-13 22:06:48,211 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:06:48" (1/1) ... [2024-11-13 22:06:48,286 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:06:50,213 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:1611) 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:1028) 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:792) 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:792) 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:1761) 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:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) 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:388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1638) 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:3515) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:642) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:06:50,224 INFO L158 Benchmark]: Toolchain (without parser) took 2020.93ms. Allocated memory is still 117.4MB. Free memory was 87.3MB in the beginning and 63.1MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:06:50,228 INFO L158 Benchmark]: CDTParser took 1.08ms. Allocated memory is still 83.9MB. Free memory is still 40.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:06:50,228 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2018.11ms. Allocated memory is still 117.4MB. Free memory was 86.9MB in the beginning and 63.1MB in the end (delta: 23.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:06:50,230 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08ms. Allocated memory is still 83.9MB. Free memory is still 40.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2018.11ms. Allocated memory is still 117.4MB. Free memory was 86.9MB in the beginning and 63.1MB in the end (delta: 23.8MB). 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_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_54_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm --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 b12fd6ba2d0defaa108ca8cf4ce2ab1536bad41b8467fdcf47af625018f24c28 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:06:52,852 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:06:53,000 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2024-11-13 22:06:53,030 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:06:53,031 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:06:53,031 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:06:53,031 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:06:53,032 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:06:53,032 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:06:53,032 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:06:53,032 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:06:53,032 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:06:53,032 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:06:53,033 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:06:53,033 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:06:53,033 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:06:53,033 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:06:53,033 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 22:06:53,033 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:06:53,033 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 22:06:53,034 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:06:53,034 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:06:53,034 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:06:53,034 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:06:53,034 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:06:53,034 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:06:53,036 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:06:53,036 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:06:53,037 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:06:53,037 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:06:53,037 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:06:53,037 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:06:53,037 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:06:53,037 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:06:53,037 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:06:53,037 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_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm 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 -> b12fd6ba2d0defaa108ca8cf4ce2ab1536bad41b8467fdcf47af625018f24c28 [2024-11-13 22:06:53,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:06:53,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:06:53,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:06:53,344 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:06:53,344 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:06:53,346 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_54_good.i Unable to find full path for "g++" [2024-11-13 22:06:55,367 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:06:55,869 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:06:55,872 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_54_good.i [2024-11-13 22:06:55,915 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/data/82fd6ea08/1194046f55c54edf96fd6301737d47ef/FLAG2547b82f5 [2024-11-13 22:06:55,942 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/data/82fd6ea08/1194046f55c54edf96fd6301737d47ef [2024-11-13 22:06:55,947 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:06:55,949 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:06:55,951 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:06:55,952 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:06:55,959 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:06:55,960 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:06:55" (1/1) ... [2024-11-13 22:06:55,962 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@122c7b5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:55, skipping insertion in model container [2024-11-13 22:06:55,963 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:06:55" (1/1) ... [2024-11-13 22:06:56,039 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:06:57,843 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:06:57,857 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:06:57,989 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:06:58,351 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:06:58,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:58 WrapperNode [2024-11-13 22:06:58,352 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:06:58,353 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:06:58,354 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:06:58,354 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:06:58,360 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:58" (1/1) ... [2024-11-13 22:06:58,390 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:58" (1/1) ... [2024-11-13 22:06:58,422 INFO L138 Inliner]: procedures = 951, calls = 40, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 97 [2024-11-13 22:06:58,426 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:06:58,426 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:06:58,427 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:06:58,427 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:06:58,434 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:58" (1/1) ... [2024-11-13 22:06:58,434 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:58" (1/1) ... [2024-11-13 22:06:58,438 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:58" (1/1) ... [2024-11-13 22:06:58,438 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:58" (1/1) ... [2024-11-13 22:06:58,446 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:58" (1/1) ... [2024-11-13 22:06:58,448 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:58" (1/1) ... [2024-11-13 22:06:58,450 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:58" (1/1) ... [2024-11-13 22:06:58,452 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:58" (1/1) ... [2024-11-13 22:06:58,455 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:06:58,456 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:06:58,456 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:06:58,456 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:06:58,457 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:06:58" (1/1) ... [2024-11-13 22:06:58,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:06:58,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:06:58,492 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:06:58,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:06:58,517 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2024-11-13 22:06:58,517 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2024-11-13 22:06:58,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:06:58,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:06:58,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:06:58,517 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2024-11-13 22:06:58,517 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2024-11-13 22:06:58,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:06:58,683 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:06:58,686 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:07:04,254 INFO L? ?]: Removed 39 outVars from TransFormulas that were not future-live. [2024-11-13 22:07:04,254 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:07:04,329 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:07:04,332 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 22:07:04,332 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:07:04 BoogieIcfgContainer [2024-11-13 22:07:04,332 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:07:04,333 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:07:04,333 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:07:04,344 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:07:04,344 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:07:04" (1/1) ... [2024-11-13 22:07:04,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:07:04,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:04,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2024-11-13 22:07:04,406 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2024-11-13 22:07:04,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:07:04,410 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:04,411 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:07:04,411 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:07:04,415 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:07:04,417 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:07:04,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:04,672 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:07:04,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:04,727 INFO L255 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:07:04,733 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:07:04,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:07:04,832 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:07:05,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:05,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2024-11-13 22:07:05,857 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2024-11-13 22:07:05,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:07:05,858 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:05,858 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:07:05,858 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:07:05,860 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:07:05,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:07:06,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:06,087 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:07:06,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:06,137 INFO L255 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 22:07:06,140 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:07:06,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:07:06,167 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:07:08,813 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.44s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 22:07:08,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:08,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2024-11-13 22:07:08,821 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2024-11-13 22:07:08,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 22:07:08,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:08,821 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:07:08,822 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:07:08,824 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:07:08,826 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:07:08,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:08,962 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:07:09,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:09,018 INFO L255 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 22:07:09,020 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:07:09,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:07:09,106 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:07:09,109 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 22:07:09,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:09,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2024-11-13 22:07:09,229 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2024-11-13 22:07:09,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:07:09,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:09,230 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:07:09,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:07:09,232 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:07:09,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 22:07:09,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:09,368 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:07:09,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:09,454 INFO L255 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 22:07:09,456 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:07:09,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:07:09,498 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 22:07:09,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:09,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2024-11-13 22:07:09,579 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2024-11-13 22:07:09,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-13 22:07:09,581 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:09,581 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:07:09,582 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:07:09,584 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:07:09,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 22:08:01,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:01,571 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:08:11,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 22:08:11,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-13 22:08:11,649 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) [2024-11-13 22:08:11,654 INFO L158 Benchmark]: Toolchain (without parser) took 75705.23ms. Allocated memory was 109.1MB in the beginning and 218.1MB in the end (delta: 109.1MB). Free memory was 79.9MB in the beginning and 133.2MB in the end (delta: -53.3MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. [2024-11-13 22:08:11,654 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory was 64.7MB in the beginning and 64.7MB in the end (delta: 37.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:08:11,655 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2401.78ms. Allocated memory is still 109.1MB. Free memory was 79.9MB in the beginning and 66.5MB in the end (delta: 13.4MB). Peak memory consumption was 69.5MB. Max. memory is 16.1GB. [2024-11-13 22:08:11,655 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.50ms. Allocated memory is still 109.1MB. Free memory was 66.5MB in the beginning and 62.8MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:08:11,656 INFO L158 Benchmark]: Boogie Preprocessor took 29.14ms. Allocated memory is still 109.1MB. Free memory was 62.8MB in the beginning and 60.5MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:08:11,656 INFO L158 Benchmark]: RCFGBuilder took 5876.33ms. Allocated memory is still 109.1MB. Free memory was 60.5MB in the beginning and 39.9MB in the end (delta: 20.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:08:11,657 INFO L158 Benchmark]: CodeCheck took 67319.75ms. Allocated memory was 109.1MB in the beginning and 218.1MB in the end (delta: 109.1MB). Free memory was 39.9MB in the beginning and 133.2MB in the end (delta: -93.3MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2024-11-13 22:08:11,659 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 0.44ms. Allocated memory is still 83.9MB. Free memory was 64.7MB in the beginning and 64.7MB in the end (delta: 37.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2401.78ms. Allocated memory is still 109.1MB. Free memory was 79.9MB in the beginning and 66.5MB in the end (delta: 13.4MB). Peak memory consumption was 69.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.50ms. Allocated memory is still 109.1MB. Free memory was 66.5MB in the beginning and 62.8MB in the end (delta: 3.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.14ms. Allocated memory is still 109.1MB. Free memory was 62.8MB in the beginning and 60.5MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 5876.33ms. Allocated memory is still 109.1MB. Free memory was 60.5MB in the beginning and 39.9MB in the end (delta: 20.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 67319.75ms. Allocated memory was 109.1MB in the beginning and 218.1MB in the end (delta: 109.1MB). Free memory was 39.9MB in the beginning and 133.2MB in the end (delta: -93.3MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 22:08:11,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_725a15ff-e9c0-4f83-8b13-8e944b132daa/bin/ukojak-verify-EEHR8qb7sm/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