./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk --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 ce929d4b8e516d9e6e8f9406197408f50e5e07a2a68710af0cc8588994ada67a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:28:25,262 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:28:25,359 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-09 00:28:25,368 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:28:25,369 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:28:25,410 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:28:25,411 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:28:25,411 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:28:25,412 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:28:25,414 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:28:25,416 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:28:25,416 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:28:25,417 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:28:25,421 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:28:25,422 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:28:25,422 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:28:25,422 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:28:25,423 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:28:25,423 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:28:25,423 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:28:25,424 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:28:25,425 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:28:25,425 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:28:25,427 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:28:25,427 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:28:25,427 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:28:25,428 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:28:25,428 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:28:25,429 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:28:25,429 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:28:25,429 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:28:25,430 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:28:25,430 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:28:25,430 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:28:25,431 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:28:25,431 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce929d4b8e516d9e6e8f9406197408f50e5e07a2a68710af0cc8588994ada67a [2024-11-09 00:28:25,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:28:25,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:28:25,767 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:28:25,768 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:28:25,769 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:28:25,771 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound5.i Unable to find full path for "g++" [2024-11-09 00:28:27,786 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:28:28,059 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:28:28,063 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound5.i [2024-11-09 00:28:28,073 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/data/730c8d413/d9c1355e3a2046c4b9e32da86b7c821f/FLAG2ed28aac3 [2024-11-09 00:28:28,101 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/data/730c8d413/d9c1355e3a2046c4b9e32da86b7c821f [2024-11-09 00:28:28,108 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:28:28,109 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:28:28,111 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:28,112 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:28:28,119 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:28:28,120 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:28" (1/1) ... [2024-11-09 00:28:28,123 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1155d8e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:28, skipping insertion in model container [2024-11-09 00:28:28,123 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:28" (1/1) ... [2024-11-09 00:28:28,153 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:28:28,432 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:627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3125) 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:1625) 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:1520) 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:1652) 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:3539) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2522) 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) [2024-11-09 00:28:28,444 INFO L158 Benchmark]: Toolchain (without parser) took 333.87ms. Allocated memory is still 125.8MB. Free memory was 93.0MB in the beginning and 82.6MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:28:28,445 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 125.8MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:28:28,446 INFO L158 Benchmark]: CACSL2BoogieTranslator took 328.05ms. Allocated memory is still 125.8MB. Free memory was 93.0MB in the beginning and 82.6MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-09 00:28:28,450 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 125.8MB. Free memory is still 72.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 328.05ms. Allocated memory is still 125.8MB. Free memory was 93.0MB in the beginning and 82.6MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. 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:627) 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk --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 ce929d4b8e516d9e6e8f9406197408f50e5e07a2a68710af0cc8588994ada67a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:28:30,893 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:28:30,999 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-09 00:28:31,029 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:28:31,030 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:28:31,031 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:28:31,031 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:28:31,032 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:28:31,032 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:28:31,033 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:28:31,033 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:28:31,034 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:28:31,034 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:28:31,034 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:28:31,035 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:28:31,035 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:28:31,036 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:28:31,036 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:28:31,036 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:28:31,037 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:28:31,037 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:28:31,041 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:28:31,042 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:28:31,042 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:28:31,042 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:28:31,043 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:28:31,043 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:28:31,043 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:28:31,043 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:31,043 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:28:31,044 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:28:31,044 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:28:31,045 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:28:31,045 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:28:31,046 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:28:31,047 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:28:31,047 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:31,047 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:28:31,048 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ce929d4b8e516d9e6e8f9406197408f50e5e07a2a68710af0cc8588994ada67a [2024-11-09 00:28:31,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:28:31,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:28:31,510 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:28:31,511 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:28:31,513 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:28:31,514 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound5.i Unable to find full path for "g++" [2024-11-09 00:28:33,645 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:28:33,899 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:28:33,899 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/sv-benchmarks/c/nla-digbench-scaling/knuth_unwindbound5.i [2024-11-09 00:28:33,907 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/data/8b0c0fbe9/0112b0135906416c917dcef3666f9b95/FLAG3d262d515 [2024-11-09 00:28:33,921 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/data/8b0c0fbe9/0112b0135906416c917dcef3666f9b95 [2024-11-09 00:28:33,924 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:28:33,926 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:28:33,927 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:33,928 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:28:33,932 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:28:33,933 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:33" (1/1) ... [2024-11-09 00:28:33,934 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14db69ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:33, skipping insertion in model container [2024-11-09 00:28:33,934 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:28:33" (1/1) ... [2024-11-09 00:28:33,966 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:28:34,307 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:28:34,328 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:28:34,381 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:28:34,444 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:28:34,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:34 WrapperNode [2024-11-09 00:28:34,446 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:28:34,447 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:28:34,450 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:28:34,451 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:28:34,468 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:34" (1/1) ... [2024-11-09 00:28:34,504 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:34" (1/1) ... [2024-11-09 00:28:34,547 INFO L138 Inliner]: procedures = 18, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 86 [2024-11-09 00:28:34,550 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:28:34,551 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:28:34,551 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:28:34,551 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:28:34,564 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:34" (1/1) ... [2024-11-09 00:28:34,564 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:34" (1/1) ... [2024-11-09 00:28:34,569 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:34" (1/1) ... [2024-11-09 00:28:34,570 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:34" (1/1) ... [2024-11-09 00:28:34,583 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:34" (1/1) ... [2024-11-09 00:28:34,591 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:34" (1/1) ... [2024-11-09 00:28:34,596 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:34" (1/1) ... [2024-11-09 00:28:34,602 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:34" (1/1) ... [2024-11-09 00:28:34,604 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:28:34,609 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:28:34,609 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:28:34,609 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:28:34,610 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:28:34" (1/1) ... [2024-11-09 00:28:34,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:28:34,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:28:34,645 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:28:34,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:28:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:28:34,683 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:28:34,684 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:28:34,685 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:28:34,685 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:28:34,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:28:34,686 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:28:34,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:28:34,774 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:28:34,777 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:28:45,939 INFO L? ?]: Removed 9 outVars from TransFormulas that were not future-live. [2024-11-09 00:28:45,940 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:28:46,069 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:28:46,070 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 00:28:46,070 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:46 BoogieIcfgContainer [2024-11-09 00:28:46,070 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:28:46,071 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:28:46,072 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:28:46,083 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:28:46,083 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:46" (1/1) ... [2024-11-09 00:28:46,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:28:46,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:46,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2024-11-09 00:28:46,148 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2024-11-09 00:28:46,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:28:46,153 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:46,153 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:46,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:28:46,157 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:28:46,166 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-09 00:28:46,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:46,280 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:28:47,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:47,472 INFO L255 TraceCheckSpWp]: Trace formula consists of 38 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-09 00:28:47,477 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:28:47,500 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:28:47,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-09 00:28:47,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:47,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2024-11-09 00:28:47,652 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2024-11-09 00:28:47,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:28:47,653 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:47,653 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:47,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:28:47,658 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:28:47,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-09 00:28:52,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:52,204 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:28:52,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:28:53,244 INFO L255 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-09 00:28:53,246 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:28:54,032 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:28:54,070 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-09 00:28:55,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:28:55,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2024-11-09 00:28:55,437 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2024-11-09 00:28:55,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2024-11-09 00:28:55,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:28:55,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:28:55,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:28:55,442 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:28:55,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 00:29:00,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:00,538 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:29:01,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:01,627 INFO L255 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-09 00:29:01,629 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:29:03,622 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-09 00:29:03,666 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-09 00:29:08,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:29:08,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 34 states and 45 transitions. [2024-11-09 00:29:08,101 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 45 transitions. [2024-11-09 00:29:08,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-11-09 00:29:08,102 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:29:08,103 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:29:08,103 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:29:08,105 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:29:08,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-09 00:29:13,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:13,475 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:29:14,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:14,684 INFO L255 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-09 00:29:14,687 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:29:17,976 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 47 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2024-11-09 00:29:18,021 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-09 00:29:27,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:29:27,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 45 states and 61 transitions. [2024-11-09 00:29:27,592 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 61 transitions. [2024-11-09 00:29:27,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-09 00:29:27,594 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:29:27,594 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:29:27,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:29:27,596 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:29:27,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-09 00:29:33,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:33,244 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:29:34,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:34,541 INFO L255 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-09 00:29:34,544 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:29:39,432 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 0 proven. 132 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-11-09 00:29:39,477 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-09 00:29:50,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:29:50,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 56 states and 77 transitions. [2024-11-09 00:29:50,675 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2024-11-09 00:29:50,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2024-11-09 00:29:50,678 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:29:50,679 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:29:50,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:29:50,682 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:29:50,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 00:29:56,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:56,400 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:29:57,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:29:57,797 INFO L255 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-09 00:29:57,801 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:30:04,596 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 258 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2024-11-09 00:30:04,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-09 00:30:18,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:30:18,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 67 states and 93 transitions. [2024-11-09 00:30:18,696 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 93 transitions. [2024-11-09 00:30:18,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2024-11-09 00:30:18,699 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:30:18,699 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:30:18,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:30:18,703 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:30:18,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-09 00:30:25,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:30:25,443 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:30:26,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:30:26,994 INFO L255 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:30:26,999 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:30:35,902 INFO L134 CoverageAnalysis]: Checked inductivity of 487 backedges. 0 proven. 425 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-11-09 00:30:35,963 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2024-11-09 00:30:52,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:30:52,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 78 states and 109 transitions. [2024-11-09 00:30:52,530 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 109 transitions. [2024-11-09 00:30:52,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2024-11-09 00:30:52,533 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:30:52,534 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:30:52,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:30:52,538 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:30:52,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-09 00:30:58,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:30:58,481 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:30:59,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:30:59,956 INFO L255 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-09 00:30:59,960 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:31:10,496 INFO L134 CoverageAnalysis]: Checked inductivity of 707 backedges. 0 proven. 633 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2024-11-09 00:31:10,547 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-11-09 00:31:30,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:31:30,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 89 states and 125 transitions. [2024-11-09 00:31:30,670 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 125 transitions. [2024-11-09 00:31:30,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-09 00:31:30,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:31:30,674 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 00:31:30,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-09 00:31:30,680 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 00:31:30,684 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-09 00:31:37,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:31:37,865 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-09 00:31:39,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:31:39,626 INFO L255 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-09 00:31:39,629 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 00:31:46,496 INFO L134 CoverageAnalysis]: Checked inductivity of 968 backedges. 412 proven. 430 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2024-11-09 00:31:46,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-09 00:31:53,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:31:53,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 67 states and 92 transitions. [2024-11-09 00:31:53,990 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 92 transitions. [2024-11-09 00:31:53,994 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:31:53,995 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 10 iterations. [2024-11-09 00:31:54,007 INFO L729 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2024-11-09 00:32:17,803 INFO L77 FloydHoareUtils]: At program point L33(line 33) the Hoare annotation is: (= (_ bv0 32) ~counter~0) [2024-11-09 00:32:17,803 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 40) no Hoare annotation was computed. [2024-11-09 00:32:17,803 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:32:17,804 INFO L77 FloydHoareUtils]: At program point L44(lines 40 70) the Hoare annotation is: (not (and (not (= (_ bv2 32) ~counter~0)) (not (= (_ bv5 32) ~counter~0)) (not (= (_ bv1 32) ~counter~0)) (not (= (_ bv3 32) ~counter~0)) (not (= (_ bv4 32) ~counter~0)))) [2024-11-09 00:32:17,804 INFO L77 FloydHoareUtils]: At program point L42(line 42) the Hoare annotation is: (not (and (not (= (_ bv2 32) ~counter~0)) (not (= (_ bv5 32) ~counter~0)) (not (= (_ bv1 32) ~counter~0)) (not (= (_ bv3 32) ~counter~0)) (not (= (_ bv4 32) ~counter~0)))) [2024-11-09 00:32:17,804 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:32:17,805 INFO L77 FloydHoareUtils]: At program point L40-1(line 40) the Hoare annotation is: (not (and (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| (_ bv0 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv2 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv4 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv5 32))))) [2024-11-09 00:32:17,805 INFO L77 FloydHoareUtils]: At program point L40-2(line 40) the Hoare annotation is: (not (and (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| (_ bv0 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv2 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv4 32))) (not (= |ULTIMATE.start_main_#t~post4#1| (_ bv5 32))))) [2024-11-09 00:32:17,808 INFO L77 FloydHoareUtils]: At program point L40-3(lines 40 70) the Hoare annotation is: (or (and (= (_ bv6 32) ~counter~0) (= |ULTIMATE.start_main_#t~post4#1| (_ bv5 32))) (= (_ bv5 32) ~counter~0) (= (_ bv1 32) ~counter~0) (= (_ bv3 32) ~counter~0) (= (_ bv4 32) ~counter~0) (= (_ bv2 32) ~counter~0)) [2024-11-09 00:32:17,808 INFO L77 FloydHoareUtils]: At program point L40-5(lines 40 70) the Hoare annotation is: true [2024-11-09 00:32:17,809 INFO L77 FloydHoareUtils]: At program point L32(line 32) the Hoare annotation is: (= (_ bv0 32) ~counter~0) [2024-11-09 00:32:17,809 INFO L77 FloydHoareUtils]: At program point L32-1(line 32) the Hoare annotation is: (= (_ bv0 32) ~counter~0) [2024-11-09 00:32:17,809 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 40) no Hoare annotation was computed. [2024-11-09 00:32:17,809 INFO L77 FloydHoareUtils]: At program point L57-2(lines 40 70) the Hoare annotation is: (not (and (not (= (_ bv2 32) ~counter~0)) (not (= (_ bv0 32) ~counter~0)) (not (= (_ bv5 32) ~counter~0)) (not (= (_ bv1 32) ~counter~0)) (not (= (_ bv3 32) ~counter~0)) (not (= (_ bv4 32) ~counter~0)))) [2024-11-09 00:32:17,810 INFO L77 FloydHoareUtils]: At program point L43(line 43) the Hoare annotation is: (not (and (not (= (_ bv2 32) ~counter~0)) (not (= (_ bv5 32) ~counter~0)) (not (= (_ bv1 32) ~counter~0)) (not (= (_ bv3 32) ~counter~0)) (not (= (_ bv4 32) ~counter~0)))) [2024-11-09 00:32:17,810 INFO L77 FloydHoareUtils]: At program point L41(line 41) the Hoare annotation is: (not (and (not (= (_ bv2 32) ~counter~0)) (not (= (_ bv5 32) ~counter~0)) (not (= (_ bv1 32) ~counter~0)) (not (= (_ bv3 32) ~counter~0)) (not (= (_ bv4 32) ~counter~0)))) [2024-11-09 00:32:17,810 INFO L77 FloydHoareUtils]: At program point L41-1(line 41) the Hoare annotation is: (not (and (not (= (_ bv2 32) ~counter~0)) (not (= (_ bv5 32) ~counter~0)) (not (= (_ bv1 32) ~counter~0)) (not (= (_ bv3 32) ~counter~0)) (not (= (_ bv4 32) ~counter~0)))) [2024-11-09 00:32:17,810 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 15 17) the Hoare annotation is: (= (_ bv0 32) ~counter~0) [2024-11-09 00:32:17,811 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 15 17) the Hoare annotation is: (= (_ bv0 32) ~counter~0) [2024-11-09 00:32:17,811 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 18 24) the Hoare annotation is: (not (and (not (= (_ bv2 32) ~counter~0)) (not (= (_ bv5 32) ~counter~0)) (not (= (_ bv1 32) ~counter~0)) (not (= (_ bv3 32) ~counter~0)) (not (= (_ bv4 32) ~counter~0)))) [2024-11-09 00:32:17,811 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 18 24) the Hoare annotation is: (not (and (not (= (_ bv2 32) ~counter~0)) (not (= (_ bv5 32) ~counter~0)) (not (= (_ bv1 32) ~counter~0)) (not (= (_ bv3 32) ~counter~0)) (not (= (_ bv4 32) ~counter~0)))) [2024-11-09 00:32:17,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:32:17 ImpRootNode [2024-11-09 00:32:17,852 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:32:17,853 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:32:17,853 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:32:17,853 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:32:17,854 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:28:46" (3/4) ... [2024-11-09 00:32:17,857 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:32:17,861 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-09 00:32:17,862 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-09 00:32:17,866 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2024-11-09 00:32:17,867 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-09 00:32:17,867 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-09 00:32:17,867 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:32:17,868 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:32:17,995 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:32:17,996 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:32:17,996 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:32:17,997 INFO L158 Benchmark]: Toolchain (without parser) took 224070.99ms. Allocated memory is still 75.5MB. Free memory was 52.0MB in the beginning and 34.0MB in the end (delta: 18.0MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2024-11-09 00:32:17,997 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 58.7MB. Free memory is still 35.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:32:17,997 INFO L158 Benchmark]: CACSL2BoogieTranslator took 518.76ms. Allocated memory is still 75.5MB. Free memory was 51.8MB in the beginning and 54.6MB in the end (delta: -2.8MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. [2024-11-09 00:32:17,998 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.50ms. Allocated memory is still 75.5MB. Free memory was 54.6MB in the beginning and 52.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:32:17,998 INFO L158 Benchmark]: Boogie Preprocessor took 56.92ms. Allocated memory is still 75.5MB. Free memory was 52.6MB in the beginning and 51.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:32:17,998 INFO L158 Benchmark]: RCFGBuilder took 11461.70ms. Allocated memory is still 75.5MB. Free memory was 51.1MB in the beginning and 45.2MB in the end (delta: 5.9MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2024-11-09 00:32:17,999 INFO L158 Benchmark]: CodeCheck took 211781.11ms. Allocated memory is still 75.5MB. Free memory was 44.8MB in the beginning and 39.3MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:32:17,999 INFO L158 Benchmark]: Witness Printer took 143.05ms. Allocated memory is still 75.5MB. Free memory was 39.3MB in the beginning and 34.0MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 00:32:18,002 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: 187.9s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 676 SdHoareTripleChecker+Valid, 115.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 468 mSDsluCounter, 629 SdHoareTripleChecker+Invalid, 110.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 222 mSDsCounter, 736 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1745 IncrementalHoareTripleChecker+Invalid, 2481 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 736 mSolverCounterUnsat, 407 mSDtfsCounter, 1745 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4236 GetRequests, 4170 SyntacticMatches, 0 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1341 ImplicationChecksByTransitivity, 69.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 8.8s SatisfiabilityAnalysisTime, 47.0s InterpolantComputationTime, 574 NumberOfCodeBlocks, 574 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 565 ConstructedInterpolants, 0 QuantifiedInterpolants, 1611 SizeOfPredicates, 60 NumberOfNonLiveVariables, 1358 ConjunctsInSsa, 77 ConjunctsInUnsatCore, 9 InterpolantComputations, 2 PerfectInterpolantSequences, 806/2734 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) && (0 != counter)) && (5 != counter)) && (1 != counter)) && (3 != counter)) && (4 != 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) || (1 == counter)) || (3 == counter)) || (4 == counter)) || (2 == counter)) Ensures: ((((((5 == counter) || (1 == counter)) || (3 == counter)) || (4 == counter)) || (2 == counter)) && (counter == \old(counter))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 58.7MB. Free memory is still 35.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 518.76ms. Allocated memory is still 75.5MB. Free memory was 51.8MB in the beginning and 54.6MB in the end (delta: -2.8MB). Peak memory consumption was 18.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.50ms. Allocated memory is still 75.5MB. Free memory was 54.6MB in the beginning and 52.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.92ms. Allocated memory is still 75.5MB. Free memory was 52.6MB in the beginning and 51.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 11461.70ms. Allocated memory is still 75.5MB. Free memory was 51.1MB in the beginning and 45.2MB in the end (delta: 5.9MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * CodeCheck took 211781.11ms. Allocated memory is still 75.5MB. Free memory was 44.8MB in the beginning and 39.3MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Witness Printer took 143.05ms. Allocated memory is still 75.5MB. Free memory was 39.3MB in the beginning and 34.0MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-11-09 00:32:18,220 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-09 00:32:18,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d94400b0-d28f-4aee-ae0c-bfe05de1d833/bin/ukojak-verify-ImItNfHLgk/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