./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound10.i --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 32ffc80931eec32719df7516ac9cef0d342f12da4e57d4e3de062230f15f921e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:34:34,030 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:34:34,135 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 04:34:34,140 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:34:34,140 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:34:34,168 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:34:34,170 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:34:34,171 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:34:34,172 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:34:34,172 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:34:34,172 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:34:34,173 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:34:34,173 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:34:34,174 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:34:34,174 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:34:34,174 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:34:34,174 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:34:34,174 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:34:34,174 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:34:34,174 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:34:34,174 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:34:34,174 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:34:34,174 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:34:34,174 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:34:34,174 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:34:34,175 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:34:34,176 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:34:34,176 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:34:34,176 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:34:34,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:34:34,176 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:34:34,176 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:34:34,177 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:34:34,177 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:34:34,177 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:34:34,178 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_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32ffc80931eec32719df7516ac9cef0d342f12da4e57d4e3de062230f15f921e [2024-11-25 04:34:34,513 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:34:34,526 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:34:34,532 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:34:34,533 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:34:34,534 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:34:34,535 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound10.i [2024-11-25 04:34:37,513 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/data/2f28172a8/aefc34749836420c9ede32722d9514d2/FLAGb180305b0 [2024-11-25 04:34:37,811 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:34:37,812 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound10.i [2024-11-25 04:34:37,822 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/data/2f28172a8/aefc34749836420c9ede32722d9514d2/FLAGb180305b0 [2024-11-25 04:34:37,841 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/data/2f28172a8/aefc34749836420c9ede32722d9514d2 [2024-11-25 04:34:37,845 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:34:37,847 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:34:37,848 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:34:37,849 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:34:37,855 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:34:37,856 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:34:37" (1/1) ... [2024-11-25 04:34:37,857 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b42c2cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:34:37, skipping insertion in model container [2024-11-25 04:34:37,858 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:34:37" (1/1) ... [2024-11-25 04:34:37,885 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:34:38,044 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: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:1507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:224) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:34:38,052 INFO L158 Benchmark]: Toolchain (without parser) took 204.76ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 83.4MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:34:38,053 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 117.4MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:34:38,053 INFO L158 Benchmark]: CACSL2BoogieTranslator took 201.71ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 83.4MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:34:38,055 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 117.4MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 201.71ms. Allocated memory is still 117.4MB. Free memory was 92.8MB in the beginning and 83.4MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. 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_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 32ffc80931eec32719df7516ac9cef0d342f12da4e57d4e3de062230f15f921e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:34:40,872 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:34:41,025 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-25 04:34:41,082 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:34:41,084 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:34:41,085 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:34:41,085 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:34:41,085 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:34:41,086 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:34:41,086 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:34:41,087 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:34:41,087 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:34:41,088 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:34:41,088 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:34:41,088 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:34:41,088 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:34:41,088 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:34:41,089 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:34:41,089 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:34:41,089 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:34:41,089 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:34:41,089 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:34:41,089 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:34:41,089 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:34:41,089 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:34:41,089 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:34:41,089 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:34:41,089 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:34:41,089 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:34:41,090 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:34:41,090 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:34:41,090 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:34:41,090 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:34:41,090 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:34:41,090 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:34:41,090 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:34:41,090 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:34:41,090 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:34:41,090 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_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32ffc80931eec32719df7516ac9cef0d342f12da4e57d4e3de062230f15f921e [2024-11-25 04:34:41,453 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:34:41,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:34:41,469 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:34:41,472 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:34:41,473 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:34:41,474 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound10.i [2024-11-25 04:34:44,582 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/data/93eab8e30/069f7b2258ea4940bcd7e9524e40cdf0/FLAGaecfe72b3 [2024-11-25 04:34:44,885 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:34:44,887 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound10.i [2024-11-25 04:34:44,899 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/data/93eab8e30/069f7b2258ea4940bcd7e9524e40cdf0/FLAGaecfe72b3 [2024-11-25 04:34:44,919 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/data/93eab8e30/069f7b2258ea4940bcd7e9524e40cdf0 [2024-11-25 04:34:44,923 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:34:44,925 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:34:44,926 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:34:44,927 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:34:44,933 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:34:44,934 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:34:44" (1/1) ... [2024-11-25 04:34:44,936 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2642526d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:34:44, skipping insertion in model container [2024-11-25 04:34:44,936 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:34:44" (1/1) ... [2024-11-25 04:34:44,962 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:34:45,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:34:45,292 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:34:45,354 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:34:45,384 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:34:45,385 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:34:45 WrapperNode [2024-11-25 04:34:45,385 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:34:45,386 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:34:45,386 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:34:45,386 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:34:45,397 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:34:45" (1/1) ... [2024-11-25 04:34:45,414 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:34:45" (1/1) ... [2024-11-25 04:34:45,448 INFO L138 Inliner]: procedures = 18, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 86 [2024-11-25 04:34:45,449 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:34:45,449 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:34:45,449 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:34:45,450 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:34:45,458 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:34:45" (1/1) ... [2024-11-25 04:34:45,461 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:34:45" (1/1) ... [2024-11-25 04:34:45,464 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:34:45" (1/1) ... [2024-11-25 04:34:45,464 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:34:45" (1/1) ... [2024-11-25 04:34:45,483 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:34:45" (1/1) ... [2024-11-25 04:34:45,484 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:34:45" (1/1) ... [2024-11-25 04:34:45,492 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:34:45" (1/1) ... [2024-11-25 04:34:45,497 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:34:45" (1/1) ... [2024-11-25 04:34:45,498 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:34:45" (1/1) ... [2024-11-25 04:34:45,500 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:34:45,504 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:34:45,504 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:34:45,505 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:34:45,506 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:34:45" (1/1) ... [2024-11-25 04:34:45,518 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:34:45,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:34:45,543 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:34:45,547 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:34:45,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:34:45,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:34:45,584 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-25 04:34:45,584 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-25 04:34:45,584 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:34:45,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:34:45,585 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:34:45,585 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:34:45,683 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:34:45,685 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:34:56,818 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-25 04:34:56,821 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:34:56,989 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 04:34:56,990 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 04:34:56,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:34:56 BoogieIcfgContainer [2024-11-25 04:34:56,990 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 04:34:56,991 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 04:34:56,991 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 04:34:57,002 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 04:34:57,003 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:34:56" (1/1) ... [2024-11-25 04:34:57,011 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 04:34:57,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:34:57,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-25 04:34:57,079 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-25 04:34:57,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 04:34:57,084 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:34:57,085 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:34:57,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:34:57,091 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:34:57,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 04:34:57,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:34:57,236 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:34:58,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:34:58,396 INFO L256 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-25 04:34:58,401 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:34:58,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 04:34:58,425 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 04:34:58,429 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 04:34:58,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:34:58,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2024-11-25 04:34:58,573 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-11-25 04:34:58,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 04:34:58,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:34:58,574 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:34:58,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:34:58,576 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:34:58,580 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 04:35:03,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:35:03,425 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:35:04,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:35:04,480 INFO L256 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 04:35:04,481 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:35:05,232 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 04:35:05,271 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 04:35:06,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:35:06,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2024-11-25 04:35:06,452 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-11-25 04:35:06,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-25 04:35:06,453 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:35:06,453 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:35:06,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:35:06,459 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:35:06,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 04:35:12,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:35:12,004 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:35:12,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:35:13,118 INFO L256 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-25 04:35:13,120 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:35:14,837 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-25 04:35:14,879 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 04:35:19,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:35:19,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 34 states and 45 transitions. [2024-11-25 04:35:19,130 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 45 transitions. [2024-11-25 04:35:19,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-25 04:35:19,132 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:35:19,132 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:35:19,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:35:19,134 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:35:19,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 04:35:24,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:35:24,552 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:35:25,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:35:25,786 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-25 04:35:25,789 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:35:29,184 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-25 04:35:29,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-25 04:35:37,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:35:37,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 45 states and 61 transitions. [2024-11-25 04:35:37,877 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 61 transitions. [2024-11-25 04:35:37,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-25 04:35:37,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:35:37,879 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:35:37,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:35:37,881 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:35:37,884 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 04:35:43,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:35:43,594 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:35:44,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:35:44,870 INFO L256 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-25 04:35:44,875 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:35:50,005 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-25 04:35:50,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-25 04:36:00,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:00,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 56 states and 77 transitions. [2024-11-25 04:36:00,963 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2024-11-25 04:36:00,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-25 04:36:00,965 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:00,966 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:36:00,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:36:00,968 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:36:00,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-25 04:36:06,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:06,820 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:36:07,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:08,228 INFO L256 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-25 04:36:08,232 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:36:14,852 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 258 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-25 04:36:14,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-25 04:36:28,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:36:28,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 67 states and 93 transitions. [2024-11-25 04:36:28,977 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2024-11-25 04:36:28,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-25 04:36:28,979 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:36:28,979 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:36:28,980 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:36:28,984 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:36:28,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-25 04:36:35,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:35,242 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:36:36,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:36:36,733 INFO L256 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-25 04:36:36,736 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:36:45,369 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-25 04:36:45,424 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-25 04:37:01,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:01,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 78 states and 109 transitions. [2024-11-25 04:37:01,727 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 109 transitions. [2024-11-25 04:37:01,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-25 04:37:01,729 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:01,729 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:01,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:01,732 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:01,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-25 04:37:08,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:08,217 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:09,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:09,898 INFO L256 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-25 04:37:09,901 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:37:20,684 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 0 proven. 633 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-11-25 04:37:20,740 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-25 04:37:40,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:37:40,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 89 states and 125 transitions. [2024-11-25 04:37:40,229 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 125 transitions. [2024-11-25 04:37:40,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-25 04:37:40,233 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:37:40,233 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:37:40,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:37:40,239 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:37:40,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-25 04:37:46,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:46,940 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:37:48,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:37:48,609 INFO L256 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-25 04:37:48,612 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:01,501 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 882 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-11-25 04:38:01,571 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-25 04:38:24,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:38:24,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 100 states and 141 transitions. [2024-11-25 04:38:24,160 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 141 transitions. [2024-11-25 04:38:24,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-25 04:38:24,163 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:38:24,164 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:38:24,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:38:24,166 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:38:24,168 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-25 04:38:31,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:31,231 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:38:32,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:38:32,987 INFO L256 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-25 04:38:32,992 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:38:48,628 INFO L134 CoverageAnalysis]: Checked inductivity of 1270 backedges. 0 proven. 1172 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2024-11-25 04:38:48,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-11-25 04:39:15,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:39:15,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 111 states and 157 transitions. [2024-11-25 04:39:15,293 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 157 transitions. [2024-11-25 04:39:15,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-25 04:39:15,301 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:39:15,301 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:39:15,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:39:15,309 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:39:15,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-25 04:39:22,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:22,577 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:39:24,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:39:24,465 INFO L256 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-25 04:39:24,468 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:39:43,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1613 backedges. 0 proven. 1503 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-11-25 04:39:43,538 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Forceful destruction successful, exit code 0 [2024-11-25 04:40:15,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:40:15,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 122 states and 173 transitions. [2024-11-25 04:40:15,414 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 173 transitions. [2024-11-25 04:40:15,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-25 04:40:15,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:40:15,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:40:15,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:40:15,421 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:40:15,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-25 04:40:23,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:40:23,642 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:40:25,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:40:25,720 INFO L256 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-25 04:40:25,725 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:40:46,830 INFO L134 CoverageAnalysis]: Checked inductivity of 1997 backedges. 0 proven. 1875 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-25 04:40:46,888 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-25 04:41:18,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:41:18,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 133 states and 189 transitions. [2024-11-25 04:41:18,833 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 189 transitions. [2024-11-25 04:41:18,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-25 04:41:18,836 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 04:41:18,836 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 04:41:18,836 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 04:41:18,841 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 04:41:18,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-25 04:41:25,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:41:25,557 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 04:41:27,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 04:41:27,705 INFO L256 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-25 04:41:27,710 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 04:41:41,777 INFO L134 CoverageAnalysis]: Checked inductivity of 2422 backedges. 403 proven. 1885 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-25 04:41:41,852 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-25 04:41:54,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 04:41:54,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 122 states and 172 transitions. [2024-11-25 04:41:54,473 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 172 transitions. [2024-11-25 04:41:54,474 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 04:41:54,474 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 14 iterations. [2024-11-25 04:41:54,485 INFO L726 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2024-11-25 04:42:44,004 INFO L77 FloydHoareUtils]: At program point L33(line 33) the Hoare annotation is: (= (_ bv0 32) ~counter~0) [2024-11-25 04:42:44,004 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 40) no Hoare annotation was computed. [2024-11-25 04:42:44,004 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 04:42:44,004 INFO L77 FloydHoareUtils]: At program point L44(lines 40 70) the Hoare annotation is: (not (and (not (= (_ bv2 32) ~counter~0)) (not (= (_ bv9 32) ~counter~0)) (not (= (_ bv5 32) ~counter~0)) (not (= (_ bv1 32) ~counter~0)) (not (= (_ bv10 32) ~counter~0)) (not (= (_ bv7 32) ~counter~0)) (not (= (_ bv3 32) ~counter~0)) (not (= (_ bv6 32) ~counter~0)) (not (= (_ bv4 32) ~counter~0)) (not (= (_ bv8 32) ~counter~0)))) [2024-11-25 04:42:44,004 INFO L77 FloydHoareUtils]: At program point L42(line 42) the Hoare annotation is: (not (and (not (= (_ bv2 32) ~counter~0)) (not (= (_ bv9 32) ~counter~0)) (not (= (_ bv5 32) ~counter~0)) (not (= (_ bv1 32) ~counter~0)) (not (= (_ bv10 32) ~counter~0)) (not (= (_ bv7 32) ~counter~0)) (not (= (_ bv3 32) ~counter~0)) (not (= (_ bv6 32) ~counter~0)) (not (= (_ bv4 32) ~counter~0)) (not (= (_ bv8 32) ~counter~0)))) [2024-11-25 04:42:44,005 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 04:42:44,005 INFO L77 FloydHoareUtils]: At program point L40-1(line 40) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv7 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv3 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv1 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv10 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv8 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv0 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv9 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv2 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv6 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv4 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv5 32))))) [2024-11-25 04:42:44,005 INFO L77 FloydHoareUtils]: At program point L40-2(line 40) the Hoare annotation is: (not (and (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv7 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv3 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv1 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv10 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv8 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv0 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv9 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv2 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv6 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv4 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv5 32))))) [2024-11-25 04:42:44,005 INFO L77 FloydHoareUtils]: At program point L40-3(lines 40 70) the Hoare annotation is: (not (and (not (= (_ bv2 32) ~counter~0)) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv10 32))) (not (= (_ bv9 32) ~counter~0)) (not (= (_ bv5 32) ~counter~0)) (not (= (_ bv1 32) ~counter~0)) (not (= (_ bv10 32) ~counter~0)) (not (= (_ bv7 32) ~counter~0)) (not (= (_ bv3 32) ~counter~0)) (not (= (_ bv6 32) ~counter~0)) (not (= (_ bv4 32) ~counter~0)) (not (= (_ bv8 32) ~counter~0)))) [2024-11-25 04:42:44,006 INFO L77 FloydHoareUtils]: At program point L40-4(lines 40 70) the Hoare annotation is: (not (and (not (= (_ bv2 32) ~counter~0)) (not (= (_ bv9 32) ~counter~0)) (not (= (_ bv5 32) ~counter~0)) (not (= (_ bv1 32) ~counter~0)) (not (= (_ bv10 32) ~counter~0)) (not (= (_ bv7 32) ~counter~0)) (not (= (_ bv3 32) ~counter~0)) (not (= (_ bv6 32) ~counter~0)) (not (= (_ bv4 32) ~counter~0)) (not (= (_ bv8 32) ~counter~0)))) [2024-11-25 04:42:44,006 INFO L77 FloydHoareUtils]: At program point L40-6(lines 40 70) the Hoare annotation is: true [2024-11-25 04:42:44,006 INFO L77 FloydHoareUtils]: At program point L32(line 32) the Hoare annotation is: (= (_ bv0 32) ~counter~0) [2024-11-25 04:42:44,006 INFO L77 FloydHoareUtils]: At program point L32-1(line 32) the Hoare annotation is: (= (_ bv0 32) ~counter~0) [2024-11-25 04:42:44,006 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 40) no Hoare annotation was computed. [2024-11-25 04:42:44,006 INFO L77 FloydHoareUtils]: At program point L57-2(lines 40 70) the Hoare annotation is: (not (and (not (= (_ bv2 32) ~counter~0)) (not (= (_ bv9 32) ~counter~0)) (not (= (_ bv0 32) ~counter~0)) (not (= (_ bv5 32) ~counter~0)) (not (= (_ bv1 32) ~counter~0)) (not (= (_ bv10 32) ~counter~0)) (not (= (_ bv7 32) ~counter~0)) (not (= (_ bv3 32) ~counter~0)) (not (= (_ bv6 32) ~counter~0)) (not (= (_ bv4 32) ~counter~0)) (not (= (_ bv8 32) ~counter~0)))) [2024-11-25 04:42:44,006 INFO L77 FloydHoareUtils]: At program point L43(line 43) the Hoare annotation is: (not (and (not (= (_ bv2 32) ~counter~0)) (not (= (_ bv9 32) ~counter~0)) (not (= (_ bv5 32) ~counter~0)) (not (= (_ bv1 32) ~counter~0)) (not (= (_ bv10 32) ~counter~0)) (not (= (_ bv7 32) ~counter~0)) (not (= (_ bv3 32) ~counter~0)) (not (= (_ bv6 32) ~counter~0)) (not (= (_ bv4 32) ~counter~0)) (not (= (_ bv8 32) ~counter~0)))) [2024-11-25 04:42:44,007 INFO L77 FloydHoareUtils]: At program point L41(line 41) the Hoare annotation is: (not (and (not (= (_ bv2 32) ~counter~0)) (not (= (_ bv9 32) ~counter~0)) (not (= (_ bv5 32) ~counter~0)) (not (= (_ bv1 32) ~counter~0)) (not (= (_ bv10 32) ~counter~0)) (not (= (_ bv7 32) ~counter~0)) (not (= (_ bv3 32) ~counter~0)) (not (= (_ bv6 32) ~counter~0)) (not (= (_ bv4 32) ~counter~0)) (not (= (_ bv8 32) ~counter~0)))) [2024-11-25 04:42:44,007 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 15 17) the Hoare annotation is: (= (_ bv0 32) ~counter~0) [2024-11-25 04:42:44,007 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 15 17) the Hoare annotation is: (= (_ bv0 32) ~counter~0) [2024-11-25 04:42:44,007 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 18 24) the Hoare annotation is: (not (and (not (= (_ bv2 32) ~counter~0)) (not (= (_ bv9 32) ~counter~0)) (not (= (_ bv5 32) ~counter~0)) (not (= (_ bv1 32) ~counter~0)) (not (= (_ bv10 32) ~counter~0)) (not (= (_ bv7 32) ~counter~0)) (not (= (_ bv3 32) ~counter~0)) (not (= (_ bv6 32) ~counter~0)) (not (= (_ bv4 32) ~counter~0)) (not (= (_ bv8 32) ~counter~0)))) [2024-11-25 04:42:44,007 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 18 24) the Hoare annotation is: (not (and (not (= (_ bv2 32) ~counter~0)) (not (= (_ bv9 32) ~counter~0)) (not (= (_ bv5 32) ~counter~0)) (not (= (_ bv1 32) ~counter~0)) (not (= (_ bv10 32) ~counter~0)) (not (= (_ bv7 32) ~counter~0)) (not (= (_ bv3 32) ~counter~0)) (not (= (_ bv6 32) ~counter~0)) (not (= (_ bv4 32) ~counter~0)) (not (= (_ bv8 32) ~counter~0)))) [2024-11-25 04:42:44,034 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 04:42:44 ImpRootNode [2024-11-25 04:42:44,034 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-25 04:42:44,035 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-25 04:42:44,035 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-25 04:42:44,035 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-25 04:42:44,036 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 04:34:56" (3/4) ... [2024-11-25 04:42:44,039 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-25 04:42:44,042 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-25 04:42:44,042 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-25 04:42:44,046 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2024-11-25 04:42:44,046 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-25 04:42:44,047 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-25 04:42:44,047 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 04:42:44,047 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-25 04:42:44,124 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/witness.graphml [2024-11-25 04:42:44,124 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/witness.yml [2024-11-25 04:42:44,125 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-25 04:42:44,125 INFO L158 Benchmark]: Toolchain (without parser) took 479201.19ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 17.5MB in the end (delta: 42.9MB). Peak memory consumption was 40.6MB. Max. memory is 16.1GB. [2024-11-25 04:42:44,126 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:42:44,126 INFO L158 Benchmark]: CACSL2BoogieTranslator took 458.91ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 47.5MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:42:44,126 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.88ms. Allocated memory is still 83.9MB. Free memory was 47.5MB in the beginning and 45.9MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 04:42:44,127 INFO L158 Benchmark]: Boogie Preprocessor took 51.15ms. Allocated memory is still 83.9MB. Free memory was 45.9MB in the beginning and 44.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:42:44,127 INFO L158 Benchmark]: RCFGBuilder took 11486.01ms. Allocated memory is still 83.9MB. Free memory was 44.7MB in the beginning and 56.3MB in the end (delta: -11.6MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2024-11-25 04:42:44,127 INFO L158 Benchmark]: CodeCheck took 467043.21ms. Allocated memory is still 83.9MB. Free memory was 56.3MB in the beginning and 22.5MB in the end (delta: 33.9MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2024-11-25 04:42:44,127 INFO L158 Benchmark]: Witness Printer took 89.76ms. Allocated memory is still 83.9MB. Free memory was 22.5MB in the beginning and 17.5MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:42:44,129 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 21 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 417.5s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1235 SdHoareTripleChecker+Valid, 288.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 931 mSDsluCounter, 1197 SdHoareTripleChecker+Invalid, 277.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 482 mSDsCounter, 1806 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4122 IncrementalHoareTripleChecker+Invalid, 5928 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1806 mSolverCounterUnsat, 715 mSDtfsCounter, 4122 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9299 GetRequests, 9193 SyntacticMatches, 0 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3813 ImplicationChecksByTransitivity, 185.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 14.7s SatisfiabilityAnalysisTime, 124.5s InterpolantComputationTime, 1264 NumberOfCodeBlocks, 1264 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1251 ConstructedInterpolants, 0 QuantifiedInterpolants, 3703 SizeOfPredicates, 142 NumberOfNonLiveVariables, 2882 ConjunctsInSsa, 167 ConjunctsInUnsatCore, 13 InterpolantComputations, 2 PerfectInterpolantSequences, 1221/10036 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: !(((((((((((2 != counter) && (9 != counter)) && (0 != counter)) && (5 != counter)) && (1 != counter)) && (10 != counter)) && (7 != counter)) && (3 != counter)) && (6 != counter)) && (4 != counter)) && (8 != counter)) - ProcedureContractResult [Line: 15]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Requires: (0 == counter) Ensures: ((0 == counter) && (counter == \old(counter))) - ProcedureContractResult [Line: 18]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Requires: ((((((((((5 == counter) || (6 == counter)) || (1 == counter)) || (8 == counter)) || (3 == counter)) || (7 == counter)) || (4 == counter)) || (2 == counter)) || (10 == counter)) || (9 == counter)) Ensures: (((((((((((5 == counter) || (6 == counter)) || (1 == counter)) || (8 == counter)) || (3 == counter)) || (7 == counter)) || (4 == counter)) || (2 == counter)) || (10 == counter)) || (9 == counter)) && (counter == \old(counter))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 458.91ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 47.5MB in the end (delta: 12.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.88ms. Allocated memory is still 83.9MB. Free memory was 47.5MB in the beginning and 45.9MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.15ms. Allocated memory is still 83.9MB. Free memory was 45.9MB in the beginning and 44.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 11486.01ms. Allocated memory is still 83.9MB. Free memory was 44.7MB in the beginning and 56.3MB in the end (delta: -11.6MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. * CodeCheck took 467043.21ms. Allocated memory is still 83.9MB. Free memory was 56.3MB in the beginning and 22.5MB in the end (delta: 33.9MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. * Witness Printer took 89.76ms. Allocated memory is still 83.9MB. Free memory was 22.5MB in the beginning and 17.5MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-25 04:42:44,339 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-25 04:42:44,402 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8e70d278-f71d-498c-bd2a-7f615e70b90a/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE