./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_64_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_64_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9 --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 e59e6451743f6261be1c0ee4baaaa60ce8697429a2f300a0e1b0cd12041f7dee --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:39:01,075 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:39:01,144 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-02 21:39:01,148 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:39:01,148 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:39:01,170 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:39:01,171 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:39:01,172 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:39:01,173 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:39:01,173 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:39:01,174 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:39:01,174 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:39:01,175 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:39:01,175 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:39:01,176 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:39:01,176 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:39:01,177 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:39:01,177 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:39:01,178 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:39:01,179 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:39:01,179 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:39:01,180 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:39:01,180 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:39:01,181 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:39:01,181 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:39:01,182 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:39:01,182 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:39:01,183 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:39:01,183 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:39:01,184 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:39:01,184 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:39:01,185 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:39:01,185 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_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e59e6451743f6261be1c0ee4baaaa60ce8697429a2f300a0e1b0cd12041f7dee [2023-12-02 21:39:01,394 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:39:01,415 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:39:01,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:39:01,419 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:39:01,420 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:39:01,421 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_64_good.i [2023-12-02 21:39:04,121 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:39:04,480 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:39:04,481 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_64_good.i [2023-12-02 21:39:04,506 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/data/c43437069/bd3307d882ea4806a3eb1e5b1994a6e0/FLAG819895574 [2023-12-02 21:39:04,518 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/data/c43437069/bd3307d882ea4806a3eb1e5b1994a6e0 [2023-12-02 21:39:04,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:39:04,521 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:39:04,523 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:39:04,523 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:39:04,527 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:39:04,527 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:39:04" (1/1) ... [2023-12-02 21:39:04,528 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8c82ddf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:04, skipping insertion in model container [2023-12-02 21:39:04,528 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:39:04" (1/1) ... [2023-12-02 21:39:04,600 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:39:05,889 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) [2023-12-02 21:39:05,894 INFO L158 Benchmark]: Toolchain (without parser) took 1371.49ms. Allocated memory is still 142.6MB. Free memory was 107.9MB in the beginning and 82.7MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-02 21:39:05,894 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 142.6MB. Free memory is still 99.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:39:05,895 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1369.08ms. Allocated memory is still 142.6MB. Free memory was 107.6MB in the beginning and 82.7MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-02 21:39:05,896 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 142.6MB. Free memory is still 99.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1369.08ms. Allocated memory is still 142.6MB. Free memory was 107.6MB in the beginning and 82.7MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_64_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9 --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 e59e6451743f6261be1c0ee4baaaa60ce8697429a2f300a0e1b0cd12041f7dee --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:39:07,609 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:39:07,685 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-02 21:39:07,717 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:39:07,717 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:39:07,718 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:39:07,719 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:39:07,719 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:39:07,720 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:39:07,720 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:39:07,721 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:39:07,721 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:39:07,722 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:39:07,723 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:39:07,723 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:39:07,724 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:39:07,724 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:39:07,725 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:39:07,725 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:39:07,725 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:39:07,726 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:39:07,727 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:39:07,727 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:39:07,727 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:39:07,728 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:39:07,728 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:39:07,728 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:39:07,729 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:39:07,729 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:39:07,730 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:39:07,730 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:39:07,730 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:39:07,731 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:39:07,731 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:39:07,731 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:39:07,731 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:39:07,732 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_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e59e6451743f6261be1c0ee4baaaa60ce8697429a2f300a0e1b0cd12041f7dee [2023-12-02 21:39:08,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:39:08,063 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:39:08,066 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:39:08,067 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:39:08,068 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:39:08,069 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_64_good.i [2023-12-02 21:39:10,877 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:39:11,205 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:39:11,205 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_64_good.i [2023-12-02 21:39:11,230 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/data/44e5d07b1/d7b3fe9e335f487288faaf2f5c62cb56/FLAG515b6232b [2023-12-02 21:39:11,441 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/data/44e5d07b1/d7b3fe9e335f487288faaf2f5c62cb56 [2023-12-02 21:39:11,443 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:39:11,445 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:39:11,446 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:39:11,446 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:39:11,451 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:39:11,451 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:39:11" (1/1) ... [2023-12-02 21:39:11,453 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d4c126a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:11, skipping insertion in model container [2023-12-02 21:39:11,453 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:39:11" (1/1) ... [2023-12-02 21:39:11,543 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:39:12,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:39:12,960 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 21:39:12,984 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:39:13,082 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:39:13,087 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:39:13,162 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:39:13,474 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:39:13,474 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:39:13,474 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:39:13,474 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:39:13,475 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:39:13,481 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:39:13,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:13 WrapperNode [2023-12-02 21:39:13,481 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:39:13,482 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:39:13,482 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:39:13,482 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:39:13,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:13" (1/1) ... [2023-12-02 21:39:13,523 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:13" (1/1) ... [2023-12-02 21:39:13,558 INFO L138 Inliner]: procedures = 946, calls = 80, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 91 [2023-12-02 21:39:13,559 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:39:13,559 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:39:13,560 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:39:13,560 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:39:13,571 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:13" (1/1) ... [2023-12-02 21:39:13,571 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:13" (1/1) ... [2023-12-02 21:39:13,580 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:13" (1/1) ... [2023-12-02 21:39:13,581 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:13" (1/1) ... [2023-12-02 21:39:13,592 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:13" (1/1) ... [2023-12-02 21:39:13,594 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:13" (1/1) ... [2023-12-02 21:39:13,598 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:13" (1/1) ... [2023-12-02 21:39:13,600 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:13" (1/1) ... [2023-12-02 21:39:13,604 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:39:13,605 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:39:13,605 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:39:13,605 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:39:13,606 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:39:13" (1/1) ... [2023-12-02 21:39:13,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:39:13,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:39:13,639 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:39:13,644 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:39:13,676 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-12-02 21:39:13,677 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-12-02 21:39:13,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:39:13,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:39:13,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:39:13,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:39:13,678 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-02 21:39:13,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-12-02 21:39:13,678 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-12-02 21:39:13,678 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-02 21:39:13,678 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-02 21:39:13,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:39:13,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:39:13,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 21:39:13,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 21:39:13,842 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:39:13,844 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:39:18,091 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:39:18,139 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:39:18,139 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 21:39:18,141 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:39:18 BoogieIcfgContainer [2023-12-02 21:39:18,141 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:39:18,142 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:39:18,142 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:39:18,158 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:39:18,158 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:39:18" (1/1) ... [2023-12-02 21:39:18,168 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:39:18,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:18,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2023-12-02 21:39:18,224 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2023-12-02 21:39:18,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 21:39:18,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:18,229 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:39:18,229 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:39:18,259 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:39:18,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f2fc25e-a89b-45f2-b364-8687cbe5a909/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process