./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2 --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 b410dff271a7565d92c181615912a2ba6fcc1b46b47a2ddfeb98ac4bf099e59a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:38:50,609 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:38:50,696 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-21 18:38:50,701 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:38:50,702 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:38:50,726 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:38:50,727 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:38:50,728 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:38:50,728 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:38:50,729 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:38:50,730 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:38:50,730 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:38:50,731 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:38:50,731 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:38:50,732 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:38:50,732 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:38:50,733 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:38:50,733 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:38:50,733 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:38:50,734 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:38:50,734 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:38:50,735 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:38:50,735 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:38:50,736 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:38:50,736 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:38:50,737 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:38:50,737 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:38:50,738 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:38:50,738 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:38:50,738 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:38:50,739 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:38:50,739 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:38:50,739 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_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b410dff271a7565d92c181615912a2ba6fcc1b46b47a2ddfeb98ac4bf099e59a [2023-11-21 18:38:51,007 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:38:51,045 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:38:51,048 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:38:51,049 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:38:51,050 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:38:51,051 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_good.i [2023-11-21 18:38:54,179 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:38:54,630 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:38:54,631 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_good.i [2023-11-21 18:38:54,671 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/data/e3ac6dd74/661f545c635c4173bffa1d505d199b5b/FLAG7f83abb89 [2023-11-21 18:38:54,692 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/data/e3ac6dd74/661f545c635c4173bffa1d505d199b5b [2023-11-21 18:38:54,698 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:38:54,701 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:38:54,703 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:38:54,703 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:38:54,709 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:38:54,711 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:38:54" (1/1) ... [2023-11-21 18:38:54,712 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@469a8115 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:54, skipping insertion in model container [2023-11-21 18:38:54,713 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:38:54" (1/1) ... [2023-11-21 18:38:54,819 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:38:55,283 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:38:56,825 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2213) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1486) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:949) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1671) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleLoops(CHandler.java:3563) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1469) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:225) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:383) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3412) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2432) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-21 18:38:56,839 INFO L158 Benchmark]: Toolchain (without parser) took 2137.14ms. Allocated memory is still 144.7MB. Free memory was 109.8MB in the beginning and 84.7MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-21 18:38:56,840 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 76.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:38:56,841 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2134.51ms. Allocated memory is still 144.7MB. Free memory was 109.8MB in the beginning and 84.7MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-21 18:38:56,843 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 76.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2134.51ms. Allocated memory is still 144.7MB. Free memory was 109.8MB in the beginning and 84.7MB 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_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2 --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 b410dff271a7565d92c181615912a2ba6fcc1b46b47a2ddfeb98ac4bf099e59a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:38:59,356 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:38:59,489 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-11-21 18:38:59,529 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:38:59,530 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:38:59,531 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:38:59,532 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:38:59,532 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:38:59,533 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:38:59,538 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:38:59,539 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:38:59,539 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:38:59,540 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:38:59,542 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:38:59,542 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:38:59,543 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:38:59,543 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:38:59,544 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:38:59,544 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:38:59,544 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:38:59,545 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:38:59,546 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:38:59,546 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:38:59,547 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:38:59,547 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:38:59,548 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:38:59,548 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:38:59,549 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:38:59,549 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:38:59,550 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:38:59,551 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:38:59,551 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:38:59,552 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:38:59,552 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:38:59,552 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:38:59,552 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:38:59,553 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_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b410dff271a7565d92c181615912a2ba6fcc1b46b47a2ddfeb98ac4bf099e59a [2023-11-21 18:38:59,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:39:00,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:39:00,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:39:00,026 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:39:00,027 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:39:00,028 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_good.i [2023-11-21 18:39:03,226 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:39:03,793 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:39:03,794 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_17_good.i [2023-11-21 18:39:03,833 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/data/ae9875473/39d76fd57d6843f08d76735fcf47da4a/FLAG9c83a2cb8 [2023-11-21 18:39:03,852 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/data/ae9875473/39d76fd57d6843f08d76735fcf47da4a [2023-11-21 18:39:03,858 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:39:03,860 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:39:03,865 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:03,866 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:39:03,871 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:39:03,872 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:03" (1/1) ... [2023-11-21 18:39:03,873 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14b404e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:03, skipping insertion in model container [2023-11-21 18:39:03,874 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:03" (1/1) ... [2023-11-21 18:39:03,975 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:39:04,516 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:39:05,861 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:05,880 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:39:05,919 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 18:39:05,998 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:06,300 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:06,300 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:06,300 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:06,301 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:06,301 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:06,310 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:39:06,310 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:06 WrapperNode [2023-11-21 18:39:06,310 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:06,312 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:06,312 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:39:06,312 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:39:06,320 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:06" (1/1) ... [2023-11-21 18:39:06,374 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:06" (1/1) ... [2023-11-21 18:39:06,416 INFO L138 Inliner]: procedures = 944, calls = 61, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 114 [2023-11-21 18:39:06,416 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:06,417 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:39:06,417 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:39:06,417 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:39:06,427 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:06" (1/1) ... [2023-11-21 18:39:06,427 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:06" (1/1) ... [2023-11-21 18:39:06,435 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:06" (1/1) ... [2023-11-21 18:39:06,436 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:06" (1/1) ... [2023-11-21 18:39:06,448 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:06" (1/1) ... [2023-11-21 18:39:06,452 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:06" (1/1) ... [2023-11-21 18:39:06,456 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:06" (1/1) ... [2023-11-21 18:39:06,458 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:06" (1/1) ... [2023-11-21 18:39:06,464 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:39:06,465 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:39:06,465 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:39:06,465 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:39:06,466 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:06" (1/1) ... [2023-11-21 18:39:06,472 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:06,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:39:06,506 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:39:06,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:39:06,543 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-21 18:39:06,544 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-21 18:39:06,544 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:39:06,544 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:39:06,544 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:39:06,544 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 18:39:06,544 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 18:39:06,545 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 18:39:06,545 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:39:06,735 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:39:06,738 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:39:14,582 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:39:14,723 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:39:14,727 INFO L308 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-21 18:39:14,729 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:14 BoogieIcfgContainer [2023-11-21 18:39:14,729 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:39:14,730 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:39:14,730 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:39:14,741 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:39:14,742 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:14" (1/1) ... [2023-11-21 18:39:14,752 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:39:14,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:14,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 48 states and 56 transitions. [2023-11-21 18:39:14,847 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 56 transitions. [2023-11-21 18:39:14,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:39:14,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:14,855 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:39:14,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:39:14,863 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:39:14,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-21 18:39:15,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:15,041 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:39:15,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:15,078 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:39:15,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:15,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:15,109 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:39:15,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-21 18:39:15,154 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:15,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 47 states and 55 transitions. [2023-11-21 18:39:15,157 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 55 transitions. [2023-11-21 18:39:15,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:39:15,158 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:15,158 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:39:15,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:39:15,160 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:39:15,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-11-21 18:39:15,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:15,338 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:39:15,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:15,372 INFO L262 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:39:15,374 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:15,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:15,461 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:39:15,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-11-21 18:39:15,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:15,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 50 states and 59 transitions. [2023-11-21 18:39:15,570 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 59 transitions. [2023-11-21 18:39:15,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:39:15,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:15,571 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:39:15,571 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:39:15,572 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:39:15,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-11-21 18:39:15,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:15,731 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:39:15,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:15,757 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-21 18:39:15,758 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:15,795 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:39:15,797 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:39:15,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-11-21 18:39:15,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:15,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 47 states and 54 transitions. [2023-11-21 18:39:15,912 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 54 transitions. [2023-11-21 18:39:15,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:39:15,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:15,913 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:39:15,913 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:39:15,914 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:39:15,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-11-21 18:39:16,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:16,022 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:39:16,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:16,048 INFO L262 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 18:39:16,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:16,052 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:39:16,054 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2023-11-21 18:39:16,060 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-11-21 18:39:16,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:16,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 46 states and 53 transitions. [2023-11-21 18:39:16,074 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 53 transitions. [2023-11-21 18:39:16,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:39:16,075 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:16,075 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:39:16,075 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:39:16,076 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:39:16,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-11-21 18:39:16,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:16,217 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:39:16,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:16,240 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:39:16,241 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:16,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:39:16,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-11-21 18:39:16,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:16,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 45 states and 52 transitions. [2023-11-21 18:39:16,462 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 52 transitions. [2023-11-21 18:39:16,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:39:16,463 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:16,463 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:39:16,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:39:16,468 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:39:16,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-11-21 18:39:16,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:16,601 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:39:16,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:16,637 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 18:39:16,639 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:16,722 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:39:16,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (7)] Forceful destruction successful, exit code 0 [2023-11-21 18:39:16,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:16,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 48 states and 56 transitions. [2023-11-21 18:39:16,878 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 56 transitions. [2023-11-21 18:39:16,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:39:16,878 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:16,879 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:39:16,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:39:16,880 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:39:16,917 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-11-21 18:39:17,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:17,006 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-21 18:39:17,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:39:17,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 18:39:17,061 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:39:17,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:39:17,115 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (8)] Forceful destruction successful, exit code 0 [2023-11-21 18:39:17,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:39:17,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 49 states and 57 transitions. [2023-11-21 18:39:17,186 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 57 transitions. [2023-11-21 18:39:17,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:39:17,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:39:17,187 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-21 18:39:17,187 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 [2023-11-21 18:39:17,188 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-21 18:39:17,207 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f5993801-473d-4e2b-814f-484e088f77a1/bin/ukojak-verify-i0I2FZA1j2/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process