./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_03_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_03_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL --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 688c2dc37fcbab7d34d76e86ddd886e25ff3a3a1696e8612dd8097345fb642ef --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:28:22,334 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:28:22,467 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:28:22,476 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:28:22,477 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:28:22,529 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:28:22,531 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:28:22,532 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:28:22,533 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:28:22,539 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:28:22,541 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:28:22,542 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:28:22,543 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:28:22,545 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:28:22,546 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:28:22,546 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:28:22,547 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:28:22,548 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:28:22,548 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:28:22,549 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:28:22,550 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:28:22,551 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:28:22,551 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:28:22,552 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:28:22,553 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:28:22,554 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:28:22,554 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:28:22,555 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:28:22,556 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:28:22,556 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:28:22,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:28:22,558 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:28:22,559 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_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 688c2dc37fcbab7d34d76e86ddd886e25ff3a3a1696e8612dd8097345fb642ef [2023-11-19 03:28:22,920 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:28:22,951 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:28:22,954 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:28:22,955 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:28:22,955 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:28:22,969 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_03_good.i [2023-11-19 03:28:26,032 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:28:26,524 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:28:26,525 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_03_good.i [2023-11-19 03:28:26,562 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/data/e1287a758/e0683e81a70a469a9b86eff353fbe483/FLAGe90fa1a11 [2023-11-19 03:28:26,578 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/data/e1287a758/e0683e81a70a469a9b86eff353fbe483 [2023-11-19 03:28:26,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:28:26,586 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:28:26,592 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:28:26,592 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:28:26,597 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:28:26,598 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:28:26" (1/1) ... [2023-11-19 03:28:26,601 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e428c8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:26, skipping insertion in model container [2023-11-19 03:28:26,602 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:28:26" (1/1) ... [2023-11-19 03:28:26,738 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:28:27,238 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:28:28,323 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:2254) 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:1484) 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:1669) 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:1700) 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:1510) 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:3408) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2429) 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) [2023-11-19 03:28:28,335 INFO L158 Benchmark]: Toolchain (without parser) took 1747.42ms. Allocated memory is still 155.2MB. Free memory was 105.6MB in the beginning and 80.9MB in the end (delta: 24.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 03:28:28,335 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory is still 93.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:28:28,336 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1741.04ms. Allocated memory is still 155.2MB. Free memory was 105.6MB in the beginning and 80.9MB in the end (delta: 24.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 03:28:28,338 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 117.4MB. Free memory is still 93.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1741.04ms. Allocated memory is still 155.2MB. Free memory was 105.6MB in the beginning and 80.9MB in the end (delta: 24.6MB). Peak memory consumption was 23.1MB. 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_03_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL --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 688c2dc37fcbab7d34d76e86ddd886e25ff3a3a1696e8612dd8097345fb642ef --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:28:30,668 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:28:30,788 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-19 03:28:30,835 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:28:30,836 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:28:30,836 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:28:30,837 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:28:30,838 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:28:30,838 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:28:30,839 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:28:30,839 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:28:30,840 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:28:30,840 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:28:30,841 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:28:30,841 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:28:30,842 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:28:30,846 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:28:30,850 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:28:30,850 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:28:30,851 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:28:30,853 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:28:30,854 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:28:30,854 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:28:30,855 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:28:30,855 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:28:30,856 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:28:30,856 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:28:30,857 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:28:30,858 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:28:30,858 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:28:30,859 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:28:30,860 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:28:30,860 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:28:30,860 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:28:30,861 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:28:30,861 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:28:30,861 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_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 688c2dc37fcbab7d34d76e86ddd886e25ff3a3a1696e8612dd8097345fb642ef [2023-11-19 03:28:31,271 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:28:31,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:28:31,302 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:28:31,304 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:28:31,304 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:28:31,306 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_03_good.i [2023-11-19 03:28:34,623 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:28:35,160 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:28:35,161 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_03_good.i [2023-11-19 03:28:35,200 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/data/fe11229a3/e433162056ff4bb2b8f7bf0dc1708668/FLAGa30851808 [2023-11-19 03:28:35,222 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/data/fe11229a3/e433162056ff4bb2b8f7bf0dc1708668 [2023-11-19 03:28:35,227 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:28:35,229 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:28:35,232 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:28:35,233 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:28:35,238 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:28:35,241 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:28:35" (1/1) ... [2023-11-19 03:28:35,242 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f474013 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:35, skipping insertion in model container [2023-11-19 03:28:35,242 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:28:35" (1/1) ... [2023-11-19 03:28:35,337 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:28:35,818 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:28:36,998 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:28:37,015 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:28:37,063 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:28:37,229 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:28:37,717 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:28:37,717 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:28:37,717 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:28:37,717 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:28:37,718 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:28:37,727 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:28:37,727 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:37 WrapperNode [2023-11-19 03:28:37,728 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:28:37,729 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:28:37,729 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:28:37,729 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:28:37,737 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:37" (1/1) ... [2023-11-19 03:28:37,778 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:37" (1/1) ... [2023-11-19 03:28:37,811 INFO L138 Inliner]: procedures = 946, calls = 71, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 92 [2023-11-19 03:28:37,812 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:28:37,813 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:28:37,813 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:28:37,813 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:28:37,823 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:37" (1/1) ... [2023-11-19 03:28:37,823 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:37" (1/1) ... [2023-11-19 03:28:37,828 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:37" (1/1) ... [2023-11-19 03:28:37,828 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:37" (1/1) ... [2023-11-19 03:28:37,840 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:37" (1/1) ... [2023-11-19 03:28:37,842 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:37" (1/1) ... [2023-11-19 03:28:37,846 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:37" (1/1) ... [2023-11-19 03:28:37,848 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:37" (1/1) ... [2023-11-19 03:28:37,853 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:28:37,855 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:28:37,855 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:28:37,855 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:28:37,856 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:37" (1/1) ... [2023-11-19 03:28:37,862 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:28:37,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:28:37,903 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:28:37,928 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:28:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-19 03:28:37,956 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-19 03:28:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:28:37,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:28:37,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:28:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-19 03:28:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-19 03:28:37,957 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-19 03:28:37,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:28:38,130 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:28:38,132 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:28:51,724 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:28:51,791 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:28:51,795 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 03:28:51,800 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:28:51 BoogieIcfgContainer [2023-11-19 03:28:51,801 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:28:51,802 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:28:51,802 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:28:51,817 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:28:51,818 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:28:51" (1/1) ... [2023-11-19 03:28:51,827 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:28:51,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:51,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2023-11-19 03:28:51,904 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2023-11-19 03:28:51,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:28:51,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:51,908 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:28:51,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:28:51,909 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:28:51,915 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-19 03:28:52,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:52,052 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:28:52,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:52,094 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:28:52,100 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:52,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:52,228 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:28:52,231 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-19 03:28:52,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:52,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 65 transitions. [2023-11-19 03:28:52,334 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 65 transitions. [2023-11-19 03:28:52,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:28:52,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:52,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:28:52,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:28:52,339 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:28:52,358 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-19 03:28:52,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:52,459 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:28:52,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:52,504 INFO L262 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:28:52,505 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:52,544 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:52,545 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:28:52,551 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-11-19 03:28:52,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:52,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 52 states and 66 transitions. [2023-11-19 03:28:52,603 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 66 transitions. [2023-11-19 03:28:52,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-19 03:28:52,604 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:52,604 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:28:52,604 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:28:52,607 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:28:52,654 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-19 03:28:52,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:52,907 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:28:52,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:52,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:28:52,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:53,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:28:53,028 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-19 03:28:57,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.99s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:28:57,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:57,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 45 states and 56 transitions. [2023-11-19 03:28:57,425 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions. [2023-11-19 03:28:57,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:28:57,426 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:57,426 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:28:57,427 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:28:57,427 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:28:57,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-19 03:28:57,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:57,563 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:28:57,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:57,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 03:28:57,602 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:57,735 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:57,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-19 03:28:57,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:57,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 44 states and 54 transitions. [2023-11-19 03:28:57,884 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2023-11-19 03:28:57,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:28:57,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:57,885 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:28:57,885 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:28:57,891 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:28:57,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-19 03:28:58,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:58,025 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:28:58,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:58,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:28:58,074 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:58,117 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:58,125 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-19 03:28:58,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:58,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 45 states and 55 transitions. [2023-11-19 03:28:58,211 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2023-11-19 03:28:58,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:28:58,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:58,213 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:28:58,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:28:58,214 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:28:58,223 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-19 03:28:58,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:58,533 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:28:58,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:58,590 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:28:58,592 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:28:58,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:28:58,668 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-19 03:28:59,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:59,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 38 states and 45 transitions. [2023-11-19 03:28:59,817 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 45 transitions. [2023-11-19 03:28:59,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:28:59,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:59,818 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:28:59,819 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:28:59,819 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:28:59,822 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-19 03:29:00,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:00,160 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:29:00,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:00,222 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:29:00,223 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:00,282 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:00,297 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-19 03:29:00,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:00,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 36 states and 40 transitions. [2023-11-19 03:29:00,956 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 40 transitions. [2023-11-19 03:29:00,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:29:00,957 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:00,957 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:29:00,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:29:00,959 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:29:00,974 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-11-19 03:29:01,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:01,318 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:29:01,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:01,371 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:29:01,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:01,404 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:01,407 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (9)] Exception during sending of exit command (exit): Broken pipe [2023-11-19 03:29:01,411 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-11-19 03:29:01,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:01,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 35 states and 39 transitions. [2023-11-19 03:29:01,600 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 39 transitions. [2023-11-19 03:29:01,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:29:01,601 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:01,601 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:29:01,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:29:01,603 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:29:01,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-11-19 03:29:01,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:01,924 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:29:01,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:02,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:29:02,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:02,082 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:02,087 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (10)] Forceful destruction successful, exit code 0 [2023-11-19 03:29:04,302 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:29:04,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:04,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 34 states and 37 transitions. [2023-11-19 03:29:04,345 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 37 transitions. [2023-11-19 03:29:04,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:29:04,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:29:04,347 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-19 03:29:04,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 [2023-11-19 03:29:04,348 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-19 03:29:04,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-11-19 03:29:04,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:04,681 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-19 03:29:04,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:29:04,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-19 03:29:04,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:29:04,781 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:29:04,791 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2023-11-19 03:29:06,029 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-19 03:29:06,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:29:06,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 33 states and 36 transitions. [2023-11-19 03:29:06,037 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 36 transitions. [2023-11-19 03:29:06,038 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:29:06,038 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 11 iterations. [2023-11-19 03:29:06,046 INFO L751 CodeCheckObserver]: All specifications hold 10 specifications checked. All of them hold [2023-11-19 03:29:06,117 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:29:06,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:29:06 ImpRootNode [2023-11-19 03:29:06,120 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:29:06,120 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:29:06,120 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:29:06,121 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:29:06,121 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:28:51" (3/4) ... [2023-11-19 03:29:06,128 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:29:06,132 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-11-19 03:29:06,132 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-11-19 03:29:06,137 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2023-11-19 03:29:06,138 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-19 03:29:06,138 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 03:29:06,139 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:29:06,268 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:29:06,268 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:29:06,268 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:29:06,269 INFO L158 Benchmark]: Toolchain (without parser) took 31039.88ms. Allocated memory was 73.4MB in the beginning and 125.8MB in the end (delta: 52.4MB). Free memory was 44.1MB in the beginning and 56.7MB in the end (delta: -12.6MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. [2023-11-19 03:29:06,269 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 73.4MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:29:06,270 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2495.85ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 43.7MB in the beginning and 51.7MB in the end (delta: -8.0MB). Peak memory consumption was 42.2MB. Max. memory is 16.1GB. [2023-11-19 03:29:06,270 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.17ms. Allocated memory is still 104.9MB. Free memory was 51.7MB in the beginning and 47.4MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:29:06,271 INFO L158 Benchmark]: Boogie Preprocessor took 40.85ms. Allocated memory is still 104.9MB. Free memory was 47.4MB in the beginning and 44.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:29:06,271 INFO L158 Benchmark]: RCFGBuilder took 13946.11ms. Allocated memory is still 104.9MB. Free memory was 44.7MB in the beginning and 58.2MB in the end (delta: -13.4MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2023-11-19 03:29:06,272 INFO L158 Benchmark]: CodeCheck took 14317.97ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 57.6MB in the beginning and 62.9MB in the end (delta: -5.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 03:29:06,272 INFO L158 Benchmark]: Witness Printer took 147.94ms. Allocated memory is still 125.8MB. Free memory was 62.9MB in the beginning and 56.7MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:29:06,274 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, 53 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 14.2s, OverallIterations: 11, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 555 SdHoareTripleChecker+Valid, 45.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 112 mSDsluCounter, 212 SdHoareTripleChecker+Invalid, 45.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 8 mSDsCounter, 200 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 601 IncrementalHoareTripleChecker+Invalid, 801 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 200 mSolverCounterUnsat, 204 mSDtfsCounter, 601 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1448 GetRequests, 1412 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 292 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 186 NumberOfCodeBlocks, 186 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 176 ConstructedInterpolants, 0 QuantifiedInterpolants, 238 SizeOfPredicates, 2 NumberOfNonLiveVariables, 650 ConjunctsInSsa, 22 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 30/30 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: 1846]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1848]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1848]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1867]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1869]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1869]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1893]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1893]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1909]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1909]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold - InvariantResult [Line: 1926]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 73.4MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2495.85ms. Allocated memory was 73.4MB in the beginning and 104.9MB in the end (delta: 31.5MB). Free memory was 43.7MB in the beginning and 51.7MB in the end (delta: -8.0MB). Peak memory consumption was 42.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.17ms. Allocated memory is still 104.9MB. Free memory was 51.7MB in the beginning and 47.4MB in the end (delta: 4.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.85ms. Allocated memory is still 104.9MB. Free memory was 47.4MB in the beginning and 44.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 13946.11ms. Allocated memory is still 104.9MB. Free memory was 44.7MB in the beginning and 58.2MB in the end (delta: -13.4MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. * CodeCheck took 14317.97ms. Allocated memory was 104.9MB in the beginning and 125.8MB in the end (delta: 21.0MB). Free memory was 57.6MB in the beginning and 62.9MB in the end (delta: -5.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Witness Printer took 147.94ms. Allocated memory is still 125.8MB. Free memory was 62.9MB in the beginning and 56.7MB in the end (delta: 6.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 03:29:06,322 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_224870d2-4cad-48a7-8b8d-86fa7d43adc0/bin/ukojak-verify-G8NBE6pJGL/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