./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_21_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_21_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 161aec8d7d6770080ddaf117823b385cc2ed77ffabe37a9a1ab0d3e2c409601b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:11:24,658 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:11:24,768 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-23 20:11:24,774 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:11:24,774 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:11:24,801 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:11:24,802 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:11:24,803 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:11:24,804 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:11:24,804 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:11:24,805 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:11:24,806 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:11:24,806 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:11:24,807 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:11:24,808 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:11:24,808 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:11:24,809 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:11:24,809 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:11:24,810 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:11:24,810 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:11:24,811 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:11:24,812 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:11:24,812 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:11:24,813 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:11:24,813 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:11:24,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:11:24,814 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:11:24,815 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:11:24,815 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:11:24,816 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:11:24,816 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:11:24,817 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:11:24,818 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_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 161aec8d7d6770080ddaf117823b385cc2ed77ffabe37a9a1ab0d3e2c409601b [2023-11-23 20:11:25,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:11:25,203 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:11:25,206 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:11:25,208 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:11:25,209 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:11:25,210 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_21_good.i [2023-11-23 20:11:28,456 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:11:28,924 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:11:28,925 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_21_good.i [2023-11-23 20:11:28,967 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/data/5c461209e/aceeb72613344f1abdb914912ee0ea9c/FLAG35eba4953 [2023-11-23 20:11:28,987 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/data/5c461209e/aceeb72613344f1abdb914912ee0ea9c [2023-11-23 20:11:28,994 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:11:28,995 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:11:28,998 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:11:28,999 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:11:29,004 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:11:29,005 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:11:28" (1/1) ... [2023-11-23 20:11:29,006 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74f9dde3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:29, skipping insertion in model container [2023-11-23 20:11:29,008 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:11:28" (1/1) ... [2023-11-23 20:11:29,090 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:11:29,537 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:11:30,991 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:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1486) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:949) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1671) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1702) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:383) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3412) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2432) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) 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) [2023-11-23 20:11:31,001 INFO L158 Benchmark]: Toolchain (without parser) took 2000.34ms. Allocated memory is still 178.3MB. Free memory was 125.9MB in the beginning and 101.3MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-23 20:11:31,003 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 136.3MB. Free memory is still 77.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:11:31,004 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1996.10ms. Allocated memory is still 178.3MB. Free memory was 125.6MB in the beginning and 101.3MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-23 20:11:31,005 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 136.3MB. Free memory is still 77.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1996.10ms. Allocated memory is still 178.3MB. Free memory was 125.6MB in the beginning and 101.3MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) 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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_21_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 161aec8d7d6770080ddaf117823b385cc2ed77ffabe37a9a1ab0d3e2c409601b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:11:33,526 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:11:33,658 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-23 20:11:33,715 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:11:33,716 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:11:33,717 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:11:33,718 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:11:33,719 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:11:33,719 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:11:33,724 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:11:33,725 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:11:33,725 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:11:33,725 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:11:33,727 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:11:33,727 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:11:33,728 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:11:33,728 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:11:33,729 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:11:33,729 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:11:33,730 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:11:33,730 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:11:33,731 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:11:33,732 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:11:33,732 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:11:33,732 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:11:33,733 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:11:33,733 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:11:33,734 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:11:33,734 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:11:33,734 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:11:33,736 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:11:33,736 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:11:33,736 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:11:33,736 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:11:33,737 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:11:33,737 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:11:33,737 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 161aec8d7d6770080ddaf117823b385cc2ed77ffabe37a9a1ab0d3e2c409601b [2023-11-23 20:11:34,177 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:11:34,205 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:11:34,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:11:34,209 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:11:34,210 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:11:34,212 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_21_good.i [2023-11-23 20:11:37,472 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:11:37,944 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:11:37,945 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_21_good.i [2023-11-23 20:11:37,981 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/data/a772d161d/978de52b37e04861b484f564c87d738b/FLAG2a1a3aed0 [2023-11-23 20:11:38,001 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/data/a772d161d/978de52b37e04861b484f564c87d738b [2023-11-23 20:11:38,006 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:11:38,009 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:11:38,014 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:11:38,015 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:11:38,020 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:11:38,021 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:11:38" (1/1) ... [2023-11-23 20:11:38,022 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d74db2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:38, skipping insertion in model container [2023-11-23 20:11:38,022 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:11:38" (1/1) ... [2023-11-23 20:11:38,118 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:11:38,648 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:11:39,958 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:11:39,989 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:11:40,013 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-23 20:11:40,103 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:11:40,552 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:11:40,552 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:11:40,552 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:11:40,552 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:11:40,553 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:11:40,561 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:11:40,562 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:40 WrapperNode [2023-11-23 20:11:40,562 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:11:40,563 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:11:40,563 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:11:40,564 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:11:40,574 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:40" (1/1) ... [2023-11-23 20:11:40,629 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:40" (1/1) ... [2023-11-23 20:11:40,682 INFO L138 Inliner]: procedures = 948, calls = 70, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 87 [2023-11-23 20:11:40,682 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:11:40,683 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:11:40,683 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:11:40,683 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:11:40,693 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:40" (1/1) ... [2023-11-23 20:11:40,693 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:40" (1/1) ... [2023-11-23 20:11:40,700 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:40" (1/1) ... [2023-11-23 20:11:40,700 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:40" (1/1) ... [2023-11-23 20:11:40,716 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:40" (1/1) ... [2023-11-23 20:11:40,730 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:40" (1/1) ... [2023-11-23 20:11:40,734 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:40" (1/1) ... [2023-11-23 20:11:40,736 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:40" (1/1) ... [2023-11-23 20:11:40,741 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:11:40,742 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:11:40,742 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:11:40,743 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:11:40,744 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:11:40" (1/1) ... [2023-11-23 20:11:40,761 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:11:40,773 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:11:40,786 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:11:40,829 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-23 20:11:40,829 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-23 20:11:40,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:11:40,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:11:40,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:11:40,830 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-23 20:11:40,830 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-23 20:11:40,830 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-23 20:11:40,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:11:40,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:11:41,058 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:11:41,060 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:11:52,452 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:11:52,511 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:11:52,512 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:11:52,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:11:52 BoogieIcfgContainer [2023-11-23 20:11:52,523 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:11:52,524 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:11:52,524 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:11:52,536 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:11:52,537 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:11:52" (1/1) ... [2023-11-23 20:11:52,549 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:11:52,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:52,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 45 states and 57 transitions. [2023-11-23 20:11:52,649 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 57 transitions. [2023-11-23 20:11:52,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-23 20:11:52,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:52,655 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:11:52,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:11:52,662 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:11:52,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-23 20:11:52,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:52,836 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:11:52,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:52,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:11:52,885 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:53,004 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:11:53,015 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:11:53,015 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-23 20:11:53,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:53,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 44 states and 56 transitions. [2023-11-23 20:11:53,177 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2023-11-23 20:11:53,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-23 20:11:53,178 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:53,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:11:53,179 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:11:53,180 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:11:53,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-23 20:11:53,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:53,328 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:11:53,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:53,382 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:53,383 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:53,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:11:53,418 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-11-23 20:11:53,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:53,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 45 states and 57 transitions. [2023-11-23 20:11:53,490 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 57 transitions. [2023-11-23 20:11:53,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-23 20:11:53,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:53,491 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:11:53,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:11:53,493 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:11:53,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-23 20:11:53,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:53,871 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:11:53,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:53,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:11:53,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:54,027 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:11:54,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-23 20:11:58,784 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.29s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:11:58,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:58,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 38 states and 47 transitions. [2023-11-23 20:11:58,839 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2023-11-23 20:11:58,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:11:58,841 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:58,841 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:11:58,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:11:58,843 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:11:58,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-23 20:11:58,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:58,973 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:11:59,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:59,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:11:59,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:59,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:11:59,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-23 20:11:59,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:59,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 37 states and 44 transitions. [2023-11-23 20:11:59,319 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 44 transitions. [2023-11-23 20:11:59,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-23 20:11:59,319 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:59,320 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:11:59,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:11:59,322 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:11:59,344 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-23 20:11:59,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:59,478 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:11:59,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:11:59,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:11:59,516 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:11:59,710 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:11:59,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-11-23 20:11:59,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:11:59,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 43 transitions. [2023-11-23 20:11:59,944 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 43 transitions. [2023-11-23 20:11:59,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:11:59,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:11:59,945 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:11:59,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:11:59,947 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:11:59,956 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-23 20:12:00,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:00,097 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:12:00,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:00,152 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:00,153 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:00,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:00,241 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-23 20:12:00,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:00,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 36 states and 42 transitions. [2023-11-23 20:12:00,336 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 42 transitions. [2023-11-23 20:12:00,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-23 20:12:00,337 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:00,337 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:12:00,337 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:12:00,340 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:12:00,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-23 20:12:00,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:00,489 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:12:00,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:00,541 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-23 20:12:00,542 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:00,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:00,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-23 20:12:00,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:00,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 43 transitions. [2023-11-23 20:12:00,700 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2023-11-23 20:12:00,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-23 20:12:00,701 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:00,701 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:12:00,701 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:12:00,703 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:12:00,735 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-23 20:12:00,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:00,963 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:12:01,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:01,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:12:01,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:01,109 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-23 20:12:01,118 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2023-11-23 20:12:03,067 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:12:03,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:03,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 30 states and 33 transitions. [2023-11-23 20:12:03,151 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 33 transitions. [2023-11-23 20:12:03,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-23 20:12:03,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:03,152 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:12:03,152 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:12:03,158 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:12:03,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-11-23 20:12:03,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:03,509 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:12:03,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:03,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:12:03,577 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:03,691 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:12:03,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2023-11-23 20:12:08,373 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.55s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:12:08,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:08,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 29 states and 32 transitions. [2023-11-23 20:12:08,416 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 32 transitions. [2023-11-23 20:12:08,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-23 20:12:08,417 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:12:08,417 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-23 20:12:08,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 [2023-11-23 20:12:08,423 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-23 20:12:08,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-11-23 20:12:08,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:08,828 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-23 20:12:08,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:12:08,895 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-23 20:12:08,897 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:12:08,914 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:12:08,918 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (11)] Exception during sending of exit command (exit): Broken pipe [2023-11-23 20:12:08,926 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2023-11-23 20:12:11,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:12:11,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:12:11,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 31 transitions. [2023-11-23 20:12:11,169 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 31 transitions. [2023-11-23 20:12:11,170 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 20:12:11,170 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 11 iterations. [2023-11-23 20:12:11,180 INFO L751 CodeCheckObserver]: All specifications hold 8 specifications checked. All of them hold [2023-11-23 20:12:11,285 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-23 20:12:11,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 08:12:11 ImpRootNode [2023-11-23 20:12:11,290 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-23 20:12:11,291 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:12:11,291 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:12:11,292 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:12:11,292 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:11:52" (3/4) ... [2023-11-23 20:12:11,295 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 20:12:11,306 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-23 20:12:11,307 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-23 20:12:11,317 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2023-11-23 20:12:11,318 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2023-11-23 20:12:11,318 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-23 20:12:11,319 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 20:12:11,495 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/witness.graphml [2023-11-23 20:12:11,496 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/witness.yml [2023-11-23 20:12:11,496 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:12:11,497 INFO L158 Benchmark]: Toolchain (without parser) took 33488.78ms. Allocated memory was 69.2MB in the beginning and 113.2MB in the end (delta: 44.0MB). Free memory was 40.1MB in the beginning and 77.8MB in the end (delta: -37.6MB). Peak memory consumption was 54.3MB. Max. memory is 16.1GB. [2023-11-23 20:12:11,498 INFO L158 Benchmark]: CDTParser took 0.66ms. Allocated memory is still 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:12:11,498 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2548.42ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 40.0MB in the beginning and 51.3MB in the end (delta: -11.3MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. [2023-11-23 20:12:11,499 INFO L158 Benchmark]: Boogie Procedure Inliner took 119.21ms. Allocated memory is still 94.4MB. Free memory was 51.3MB in the beginning and 47.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:12:11,499 INFO L158 Benchmark]: Boogie Preprocessor took 58.50ms. Allocated memory is still 94.4MB. Free memory was 47.1MB in the beginning and 45.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:12:11,499 INFO L158 Benchmark]: RCFGBuilder took 11780.87ms. Allocated memory is still 94.4MB. Free memory was 45.0MB in the beginning and 56.3MB in the end (delta: -11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:12:11,500 INFO L158 Benchmark]: CodeCheck took 18766.58ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 56.1MB in the beginning and 36.7MB in the end (delta: 19.4MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. [2023-11-23 20:12:11,500 INFO L158 Benchmark]: Witness Printer took 205.48ms. Allocated memory is still 113.2MB. Free memory was 36.7MB in the beginning and 77.8MB in the end (delta: -41.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:12:11,503 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, 45 locations, 8 error locations. Started 1 CEGAR loops. OverallTime: 18.6s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 535 SdHoareTripleChecker+Valid, 51.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 94 mSDsluCounter, 258 SdHoareTripleChecker+Invalid, 51.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 201 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 545 IncrementalHoareTripleChecker+Invalid, 746 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 201 mSolverCounterUnsat, 254 mSDtfsCounter, 545 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1200 GetRequests, 1154 SyntacticMatches, 0 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 496 ImplicationChecksByTransitivity, 2.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 155 NumberOfCodeBlocks, 155 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 209 SizeOfPredicates, 10 NumberOfNonLiveVariables, 665 ConjunctsInSsa, 30 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 22/22 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: 1843]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1845]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1845]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1866]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1868]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1868]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1890]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1890]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 8 specifications checked. All of them hold - InvariantResult [Line: 1914]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66ms. Allocated memory is still 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2548.42ms. Allocated memory was 69.2MB in the beginning and 94.4MB in the end (delta: 25.2MB). Free memory was 40.0MB in the beginning and 51.3MB in the end (delta: -11.3MB). Peak memory consumption was 53.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 119.21ms. Allocated memory is still 94.4MB. Free memory was 51.3MB in the beginning and 47.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.50ms. Allocated memory is still 94.4MB. Free memory was 47.1MB in the beginning and 45.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 11780.87ms. Allocated memory is still 94.4MB. Free memory was 45.0MB in the beginning and 56.3MB in the end (delta: -11.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 18766.58ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 56.1MB in the beginning and 36.7MB in the end (delta: 19.4MB). Peak memory consumption was 39.5MB. Max. memory is 16.1GB. * Witness Printer took 205.48ms. Allocated memory is still 113.2MB. Free memory was 36.7MB in the beginning and 77.8MB in the end (delta: -41.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-23 20:12:11,566 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_283e7aa5-1d35-41b2-a558-8e7dc41fb6a1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE