./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_44_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_44_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi --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 64175b8812307875d06f0b70b63f6fc69a9e6c1db8f5188f07a3fbc3275da347 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:18:14,136 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:18:14,263 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-24 22:18:14,270 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:18:14,271 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:18:14,306 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:18:14,307 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:18:14,307 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:18:14,309 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:18:14,314 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:18:14,314 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:18:14,315 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:18:14,316 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:18:14,317 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:18:14,318 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:18:14,318 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:18:14,319 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:18:14,319 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:18:14,320 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:18:14,320 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:18:14,321 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:18:14,322 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:18:14,324 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:18:14,325 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:18:14,325 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:18:14,326 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:14,326 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:18:14,327 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:18:14,327 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:18:14,328 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:18:14,329 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:18:14,330 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:18:14,330 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_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64175b8812307875d06f0b70b63f6fc69a9e6c1db8f5188f07a3fbc3275da347 [2023-11-24 22:18:14,652 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:18:14,690 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:18:14,693 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:18:14,695 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:18:14,695 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:18:14,697 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_44_good.i [2023-11-24 22:18:18,141 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:18:18,732 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:18:18,734 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_44_good.i [2023-11-24 22:18:18,774 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/data/1c0bf5ff0/28b8dd81d09444b5971c74ca5707dcb0/FLAG9dbfa8be4 [2023-11-24 22:18:18,798 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/data/1c0bf5ff0/28b8dd81d09444b5971c74ca5707dcb0 [2023-11-24 22:18:18,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:18:18,808 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:18:18,815 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:18,815 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:18:18,822 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:18:18,823 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:18" (1/1) ... [2023-11-24 22:18:18,824 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@139bdf9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:18, skipping insertion in model container [2023-11-24 22:18:18,826 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:18" (1/1) ... [2023-11-24 22:18:18,946 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:18:21,417 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:2220) 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.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:386) 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:3421) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2441) 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) [2023-11-24 22:18:21,431 INFO L158 Benchmark]: Toolchain (without parser) took 2621.55ms. Allocated memory is still 151.0MB. Free memory was 114.6MB in the beginning and 89.4MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-24 22:18:21,432 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 113.2MB. Free memory is still 59.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:18:21,433 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2613.71ms. Allocated memory is still 151.0MB. Free memory was 114.6MB in the beginning and 89.4MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-24 22:18:21,435 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 113.2MB. Free memory is still 59.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2613.71ms. Allocated memory is still 151.0MB. Free memory was 114.6MB in the beginning and 89.4MB in the end (delta: 25.2MB). 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_44_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi --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 64175b8812307875d06f0b70b63f6fc69a9e6c1db8f5188f07a3fbc3275da347 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:18:24,099 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:18:24,255 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-24 22:18:24,323 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:18:24,325 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:18:24,326 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:18:24,327 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:18:24,327 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:18:24,329 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:18:24,334 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:18:24,335 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:18:24,335 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:18:24,336 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:18:24,338 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:18:24,338 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:18:24,339 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:18:24,339 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:18:24,340 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:18:24,340 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:18:24,341 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:18:24,342 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:18:24,343 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:18:24,344 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:18:24,344 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:18:24,345 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:18:24,345 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:18:24,346 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:18:24,346 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:24,347 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:18:24,347 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:18:24,349 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:18:24,349 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:18:24,349 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:18:24,350 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:18:24,350 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:18:24,351 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:18:24,351 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_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64175b8812307875d06f0b70b63f6fc69a9e6c1db8f5188f07a3fbc3275da347 [2023-11-24 22:18:24,843 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:18:24,869 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:18:24,875 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:18:24,876 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:18:24,877 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:18:24,878 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_44_good.i [2023-11-24 22:18:28,226 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:18:28,735 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:18:28,736 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fscanf_square_44_good.i [2023-11-24 22:18:28,763 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/data/497eb129f/d5030fe0e98c4e53aee1bcd86b3b5d64/FLAG6b864dfc7 [2023-11-24 22:18:28,782 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/data/497eb129f/d5030fe0e98c4e53aee1bcd86b3b5d64 [2023-11-24 22:18:28,788 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:18:28,791 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:18:28,797 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:28,798 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:18:28,804 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:18:28,804 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:28" (1/1) ... [2023-11-24 22:18:28,806 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5278dd6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:28, skipping insertion in model container [2023-11-24 22:18:28,806 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:28" (1/1) ... [2023-11-24 22:18:28,905 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:18:30,929 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:30,945 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:18:31,067 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:31,546 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:18:31,546 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:18:31,546 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:18:31,547 WARN L675 CHandler]: The function funcPtr is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:18:31,547 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:18:31,556 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:18:31,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31 WrapperNode [2023-11-24 22:18:31,556 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:31,557 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:31,558 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:18:31,558 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:18:31,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,617 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,654 INFO L138 Inliner]: procedures = 946, calls = 69, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 76 [2023-11-24 22:18:31,659 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:31,660 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:18:31,660 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:18:31,660 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:18:31,676 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,677 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,689 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,694 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,718 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,720 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,724 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,727 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,732 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:18:31,733 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:18:31,734 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:18:31,734 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:18:31,735 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:31" (1/1) ... [2023-11-24 22:18:31,741 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:31,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:18:31,784 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:18:31,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:18:31,829 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-24 22:18:31,829 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-24 22:18:31,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:18:31,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:18:31,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:18:31,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:18:31,830 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-24 22:18:31,830 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-24 22:18:31,831 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-24 22:18:31,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:18:31,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:18:31,831 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~TO~VOID [2023-11-24 22:18:31,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~TO~VOID [2023-11-24 22:18:31,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:18:31,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:18:32,115 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:18:32,119 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:18:35,820 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:18:35,858 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:18:35,858 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:18:35,860 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:35 BoogieIcfgContainer [2023-11-24 22:18:35,861 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:18:35,862 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:18:35,862 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:18:35,873 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:18:35,873 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:35" (1/1) ... [2023-11-24 22:18:35,883 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:18:35,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:35,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 37 states and 43 transitions. [2023-11-24 22:18:35,968 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 43 transitions. [2023-11-24 22:18:35,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-24 22:18:35,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:35,975 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:18:35,975 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:18:35,983 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:18:35,993 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 22:18:36,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:36,273 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:18:36,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:36,344 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:18:36,349 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:36,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:36,449 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:18:36,450 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2023-11-24 22:18:37,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:37,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 40 states and 48 transitions. [2023-11-24 22:18:37,226 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2023-11-24 22:18:37,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:18:37,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:37,227 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:18:37,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:18:37,235 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:18:37,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-24 22:18:37,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:37,384 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:18:37,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:37,406 INFO L262 TraceCheckSpWp]: Trace formula consists of 53 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:37,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:37,495 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:37,503 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-24 22:18:37,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:37,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 39 states and 47 transitions. [2023-11-24 22:18:37,628 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 47 transitions. [2023-11-24 22:18:37,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-24 22:18:37,629 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:37,629 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:18:37,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:18:37,632 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:18:37,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-24 22:18:37,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:37,831 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:18:37,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:37,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-24 22:18:37,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:37,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:37,924 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-11-24 22:18:37,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-11-24 22:18:39,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:39,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 40 states and 48 transitions. [2023-11-24 22:18:39,129 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2023-11-24 22:18:39,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 22:18:39,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:39,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:18:39,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:18:39,131 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:18:39,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-24 22:18:39,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:39,236 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:18:39,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:39,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-24 22:18:39,286 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:39,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:39,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-24 22:18:39,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:39,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 41 states and 49 transitions. [2023-11-24 22:18:39,392 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2023-11-24 22:18:39,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 22:18:39,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:39,392 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:18:39,393 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:18:39,394 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:18:39,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-24 22:18:39,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:39,558 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:18:39,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:39,614 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-24 22:18:39,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:39,710 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:39,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-24 22:18:40,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:40,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 43 states and 52 transitions. [2023-11-24 22:18:40,379 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 52 transitions. [2023-11-24 22:18:40,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-24 22:18:40,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:40,381 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:18:40,381 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:18:40,383 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:18:40,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-24 22:18:40,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:40,715 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:18:40,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:18:40,829 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-24 22:18:40,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:18:41,056 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 22:18:41,065 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-11-24 22:18:42,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:18:42,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 46 transitions. [2023-11-24 22:18:42,042 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 46 transitions. [2023-11-24 22:18:42,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 22:18:42,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:18:42,043 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:18:42,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:18:42,046 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:18:42,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3fae403a-d27a-4f32-afb4-a24c5cf68540/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process