./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/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_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/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 32bit --witnessprinter.graph.data.programhash 32ffc80931eec32719df7516ac9cef0d342f12da4e57d4e3de062230f15f921e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:52:11,067 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:52:11,161 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-13 21:52:11,167 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:52:11,167 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:52:11,212 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:52:11,213 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:52:11,213 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:52:11,213 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:52:11,213 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:52:11,214 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:52:11,214 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:52:11,214 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:52:11,214 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:52:11,214 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:52:11,216 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:52:11,217 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:52:11,217 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:52:11,217 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:52:11,219 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:52:11,219 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:52:11,219 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:52:11,219 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:52:11,219 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:52:11,220 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:52:11,220 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:52:11,220 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:52:11,220 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:52:11,220 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:52:11,220 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:52:11,221 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:52:11,221 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:52:11,221 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:52:11,221 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:52:11,221 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:52:11,221 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_5202bad7-8951-42fd-a9c8-1e36204425ba/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32ffc80931eec32719df7516ac9cef0d342f12da4e57d4e3de062230f15f921e [2024-11-13 21:52:11,591 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:52:11,602 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:52:11,605 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:52:11,607 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:52:11,607 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:52:11,612 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound10.i Unable to find full path for "g++" [2024-11-13 21:52:13,910 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:52:14,264 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:52:14,268 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound10.i [2024-11-13 21:52:14,284 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/data/2e2dbb505/f8a3cc8f928242afb1909b4da8526601/FLAGa849acf42 [2024-11-13 21:52:14,311 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/data/2e2dbb505/f8a3cc8f928242afb1909b4da8526601 [2024-11-13 21:52:14,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:52:14,319 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:52:14,321 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:52:14,323 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:52:14,331 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:52:14,332 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:52:14" (1/1) ... [2024-11-13 21:52:14,336 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cbb5cb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:14, skipping insertion in model container [2024-11-13 21:52:14,336 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:52:14" (1/1) ... [2024-11-13 21:52:14,366 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:52:14,598 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: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:1516) 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: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 21:52:14,612 INFO L158 Benchmark]: Toolchain (without parser) took 291.60ms. Allocated memory is still 117.4MB. Free memory was 94.5MB in the beginning and 84.9MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:52:14,614 INFO L158 Benchmark]: CDTParser took 0.56ms. Allocated memory is still 167.8MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:52:14,615 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.41ms. Allocated memory is still 117.4MB. Free memory was 94.2MB in the beginning and 84.9MB in the end (delta: 9.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 21:52:14,619 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56ms. Allocated memory is still 167.8MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.41ms. Allocated memory is still 117.4MB. Free memory was 94.2MB in the beginning and 84.9MB 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_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/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_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/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 32bit --witnessprinter.graph.data.programhash 32ffc80931eec32719df7516ac9cef0d342f12da4e57d4e3de062230f15f921e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:52:17,845 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:52:18,021 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-13 21:52:18,067 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:52:18,072 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:52:18,073 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:52:18,073 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:52:18,073 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:52:18,074 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:52:18,074 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:52:18,074 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 21:52:18,074 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 21:52:18,074 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:52:18,074 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:52:18,074 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:52:18,074 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:52:18,075 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:52:18,075 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:52:18,075 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:52:18,075 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 21:52:18,075 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:52:18,075 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 21:52:18,075 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 21:52:18,076 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:52:18,076 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:52:18,076 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:52:18,076 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:52:18,076 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:52:18,077 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:18,079 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:52:18,079 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:52:18,079 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:52:18,080 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:52:18,080 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:52:18,080 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:52:18,080 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:52:18,080 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:18,080 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:52:18,080 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_5202bad7-8951-42fd-a9c8-1e36204425ba/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 32ffc80931eec32719df7516ac9cef0d342f12da4e57d4e3de062230f15f921e [2024-11-13 21:52:18,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:52:18,488 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:52:18,492 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:52:18,493 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:52:18,494 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:52:18,496 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound10.i Unable to find full path for "g++" [2024-11-13 21:52:20,810 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:52:21,117 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:52:21,118 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound10.i [2024-11-13 21:52:21,126 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/data/271b97122/0d327e56950b48e18b17db531f33728f/FLAG6aaec83ad [2024-11-13 21:52:21,377 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/data/271b97122/0d327e56950b48e18b17db531f33728f [2024-11-13 21:52:21,380 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:52:21,382 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:52:21,383 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:52:21,384 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:52:21,388 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:52:21,389 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:52:21" (1/1) ... [2024-11-13 21:52:21,389 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16764ac6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:21, skipping insertion in model container [2024-11-13 21:52:21,390 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:52:21" (1/1) ... [2024-11-13 21:52:21,410 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:52:21,624 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:52:21,654 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:52:21,693 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:52:21,712 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:52:21,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:21 WrapperNode [2024-11-13 21:52:21,713 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:52:21,715 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:52:21,715 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:52:21,715 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:52:21,722 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:21" (1/1) ... [2024-11-13 21:52:21,733 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:21" (1/1) ... [2024-11-13 21:52:21,757 INFO L138 Inliner]: procedures = 18, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 86 [2024-11-13 21:52:21,758 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:52:21,758 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:52:21,759 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:52:21,759 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:52:21,768 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:21" (1/1) ... [2024-11-13 21:52:21,768 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:21" (1/1) ... [2024-11-13 21:52:21,774 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:21" (1/1) ... [2024-11-13 21:52:21,774 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:21" (1/1) ... [2024-11-13 21:52:21,789 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:21" (1/1) ... [2024-11-13 21:52:21,793 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:21" (1/1) ... [2024-11-13 21:52:21,795 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:21" (1/1) ... [2024-11-13 21:52:21,797 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:21" (1/1) ... [2024-11-13 21:52:21,805 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:52:21,806 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:52:21,806 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:52:21,806 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:52:21,809 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:52:21" (1/1) ... [2024-11-13 21:52:21,823 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:52:21,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:52:21,856 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:52:21,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:52:21,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:52:21,886 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:52:21,887 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 21:52:21,887 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 21:52:21,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:52:21,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:52:21,887 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 21:52:21,887 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 21:52:21,988 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:52:21,992 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:52:33,197 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-13 21:52:33,197 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:52:33,408 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:52:33,409 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:52:33,410 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:52:33 BoogieIcfgContainer [2024-11-13 21:52:33,410 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:52:33,412 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:52:33,412 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:52:33,429 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:52:33,430 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:52:33" (1/1) ... [2024-11-13 21:52:33,444 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:52:33,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:33,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-13 21:52:33,523 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-13 21:52:33,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 21:52:33,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:33,530 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:33,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:33,535 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:33,538 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:52:33,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:33,727 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:34,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:35,064 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 21:52:35,069 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:35,092 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:52:35,095 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 21:52:35,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:35,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2024-11-13 21:52:35,236 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-11-13 21:52:35,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 21:52:35,237 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:35,237 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:35,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:35,242 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:35,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:52:40,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:40,509 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:41,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:41,551 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 21:52:41,553 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:42,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 21:52:42,475 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2024-11-13 21:52:43,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:43,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2024-11-13 21:52:43,806 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-11-13 21:52:43,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-13 21:52:43,807 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:43,807 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:43,808 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:43,810 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:43,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 21:52:49,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:49,743 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:52:50,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:52:51,108 INFO L255 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 21:52:51,110 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:52:53,114 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 21:52:53,157 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 21:52:57,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:52:57,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 34 states and 45 transitions. [2024-11-13 21:52:57,927 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 45 transitions. [2024-11-13 21:52:57,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-13 21:52:57,929 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:52:57,929 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:52:57,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:52:57,931 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:52:57,933 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 21:53:04,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:04,356 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:53:05,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:05,779 INFO L255 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 21:53:05,782 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:53:09,281 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-13 21:53:09,328 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 21:53:18,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:18,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 45 states and 61 transitions. [2024-11-13 21:53:18,653 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 61 transitions. [2024-11-13 21:53:18,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-13 21:53:18,656 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:18,656 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:53:18,656 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:53:18,658 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:53:18,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 21:53:25,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:25,403 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:53:26,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:26,788 INFO L255 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:53:26,792 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:53:32,235 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-13 21:53:32,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-13 21:53:44,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:53:44,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 56 states and 77 transitions. [2024-11-13 21:53:44,224 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2024-11-13 21:53:44,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-13 21:53:44,226 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:53:44,226 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:53:44,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:53:44,229 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:53:44,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 21:53:49,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:49,761 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:53:50,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:53:51,003 INFO L255 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 21:53:51,006 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:53:58,470 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 258 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-13 21:53:58,520 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2024-11-13 21:54:11,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:11,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 67 states and 93 transitions. [2024-11-13 21:54:11,764 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2024-11-13 21:54:11,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-13 21:54:11,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:11,766 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:11,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:54:11,768 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:54:11,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 21:54:17,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:17,146 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:54:18,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:18,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 21:54:18,774 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:26,772 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-13 21:54:26,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 21:54:42,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:54:42,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 78 states and 109 transitions. [2024-11-13 21:54:42,233 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 109 transitions. [2024-11-13 21:54:42,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-13 21:54:42,236 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:54:42,236 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:54:42,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:54:42,238 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:54:42,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 21:54:48,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:48,309 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:54:49,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:54:49,837 INFO L255 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 21:54:49,839 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:54:59,704 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 0 proven. 633 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-11-13 21:54:59,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-13 21:55:17,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:17,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 89 states and 125 transitions. [2024-11-13 21:55:17,823 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 125 transitions. [2024-11-13 21:55:17,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-13 21:55:17,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:17,829 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:55:17,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:55:17,832 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:55:17,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 21:55:23,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:23,670 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:55:24,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:55:25,083 INFO L255 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 21:55:25,086 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:55:36,760 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 0 proven. 882 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2024-11-13 21:55:36,819 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 21:55:57,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:55:57,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 100 states and 141 transitions. [2024-11-13 21:55:57,865 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 141 transitions. [2024-11-13 21:55:57,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2024-11-13 21:55:57,871 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:55:57,871 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:55:57,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:55:57,876 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:55:57,881 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 21:56:04,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:04,280 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:56:05,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:05,913 INFO L255 TraceCheckSpWp]: Trace formula consists of 327 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 21:56:05,917 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:56:20,987 INFO L134 CoverageAnalysis]: Checked inductivity of 1270 backedges. 0 proven. 1172 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2024-11-13 21:56:21,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-13 21:56:45,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:56:45,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 111 states and 157 transitions. [2024-11-13 21:56:45,342 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 157 transitions. [2024-11-13 21:56:45,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2024-11-13 21:56:45,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:56:45,345 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:56:45,345 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:56:45,350 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:56:45,359 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-13 21:56:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:51,563 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:56:52,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:56:53,241 INFO L255 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 21:56:53,245 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:57:10,520 INFO L134 CoverageAnalysis]: Checked inductivity of 1613 backedges. 0 proven. 1503 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2024-11-13 21:57:10,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-13 21:57:38,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:57:38,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 122 states and 173 transitions. [2024-11-13 21:57:38,709 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 173 transitions. [2024-11-13 21:57:38,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-13 21:57:38,712 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:57:38,712 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:57:38,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:57:38,715 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:57:38,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-13 21:57:46,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:46,237 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:57:47,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:57:48,040 INFO L255 TraceCheckSpWp]: Trace formula consists of 399 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 21:57:48,045 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:58:08,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1997 backedges. 0 proven. 1875 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-13 21:58:08,302 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-11-13 21:58:39,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:58:39,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 133 states and 189 transitions. [2024-11-13 21:58:39,120 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 189 transitions. [2024-11-13 21:58:39,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2024-11-13 21:58:39,124 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:58:39,126 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:58:39,126 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:58:39,128 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:58:39,132 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-13 21:58:46,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:46,103 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:58:47,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:58:47,774 INFO L255 TraceCheckSpWp]: Trace formula consists of 435 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 21:58:47,779 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:59:02,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2422 backedges. 403 proven. 1885 refuted. 0 times theorem prover too weak. 134 trivial. 0 not checked. [2024-11-13 21:59:02,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-13 21:59:15,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:59:15,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 122 states and 172 transitions. [2024-11-13 21:59:15,362 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 172 transitions. [2024-11-13 21:59:15,363 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 21:59:15,364 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 14 iterations. [2024-11-13 21:59:15,372 INFO L729 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2024-11-13 22:00:03,828 INFO L77 FloydHoareUtils]: At program point L33(line 33) the Hoare annotation is: (= (_ bv0 32) ~counter~0) [2024-11-13 22:00:03,829 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 40) no Hoare annotation was computed. [2024-11-13 22:00:03,829 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-13 22:00:03,829 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)))) [2024-11-13 22:00:03,830 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)))) [2024-11-13 22:00:03,830 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:00:03,830 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))))) [2024-11-13 22:00:03,830 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))))) [2024-11-13 22:00:03,830 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)))) [2024-11-13 22:00:03,830 INFO L77 FloydHoareUtils]: At program point L40-5(lines 40 70) the Hoare annotation is: true [2024-11-13 22:00:03,830 INFO L77 FloydHoareUtils]: At program point L32(line 32) the Hoare annotation is: (= (_ bv0 32) ~counter~0) [2024-11-13 22:00:03,831 INFO L77 FloydHoareUtils]: At program point L32-1(line 32) the Hoare annotation is: (= (_ bv0 32) ~counter~0) [2024-11-13 22:00:03,831 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 40) no Hoare annotation was computed. [2024-11-13 22:00:03,831 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)))) [2024-11-13 22:00:03,831 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)))) [2024-11-13 22:00:03,831 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)))) [2024-11-13 22:00:03,831 INFO L77 FloydHoareUtils]: At program point L41-1(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)))) [2024-11-13 22:00:03,831 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 15 17) the Hoare annotation is: (= (_ bv0 32) ~counter~0) [2024-11-13 22:00:03,832 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 15 17) the Hoare annotation is: (= (_ bv0 32) ~counter~0) [2024-11-13 22:00:03,832 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)))) [2024-11-13 22:00:03,832 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)))) [2024-11-13 22:00:03,858 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:00:03 ImpRootNode [2024-11-13 22:00:03,859 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:00:03,859 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:00:03,859 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:00:03,859 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:00:03,860 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:52:33" (3/4) ... [2024-11-13 22:00:03,862 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:00:03,866 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-13 22:00:03,866 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-13 22:00:03,869 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2024-11-13 22:00:03,870 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-13 22:00:03,870 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 22:00:03,870 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:00:03,870 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:00:03,963 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/witness.graphml [2024-11-13 22:00:03,963 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/witness.yml [2024-11-13 22:00:03,964 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:00:03,965 INFO L158 Benchmark]: Toolchain (without parser) took 462582.89ms. Allocated memory is still 117.4MB. Free memory was 94.7MB in the beginning and 74.9MB in the end (delta: 19.7MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2024-11-13 22:00:03,965 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:00:03,966 INFO L158 Benchmark]: CACSL2BoogieTranslator took 330.79ms. Allocated memory is still 117.4MB. Free memory was 94.4MB in the beginning and 81.8MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:00:03,966 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.94ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 80.2MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:00:03,967 INFO L158 Benchmark]: Boogie Preprocessor took 46.97ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 79.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:00:03,968 INFO L158 Benchmark]: RCFGBuilder took 11604.42ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 51.9MB in the end (delta: 26.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 22:00:03,970 INFO L158 Benchmark]: CodeCheck took 450446.57ms. Allocated memory is still 117.4MB. Free memory was 51.9MB in the beginning and 79.9MB in the end (delta: -28.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:00:03,973 INFO L158 Benchmark]: Witness Printer took 104.49ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 74.9MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:00:03,975 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: 401.9s, 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, 277.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 931 mSDsluCounter, 1197 SdHoareTripleChecker+Invalid, 267.1s 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, 178.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 13.9s SatisfiabilityAnalysisTime, 120.6s 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 - 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 0.58ms. Allocated memory is still 83.9MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 330.79ms. Allocated memory is still 117.4MB. Free memory was 94.4MB in the beginning and 81.8MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.94ms. Allocated memory is still 117.4MB. Free memory was 81.6MB in the beginning and 80.2MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.97ms. Allocated memory is still 117.4MB. Free memory was 80.2MB in the beginning and 79.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 11604.42ms. Allocated memory is still 117.4MB. Free memory was 78.8MB in the beginning and 51.9MB in the end (delta: 26.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 450446.57ms. Allocated memory is still 117.4MB. Free memory was 51.9MB in the beginning and 79.9MB in the end (delta: -28.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 104.49ms. Allocated memory is still 117.4MB. Free memory was 79.9MB in the beginning and 74.9MB in the end (delta: 4.9MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-13 22:00:04,189 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-13 22:00:04,236 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5202bad7-8951-42fd-a9c8-1e36204425ba/bin/ukojak-verify-EEHR8qb7sm/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