./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_31_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_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/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_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_31_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/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_f0dc6298-079c-43e9-9dd5-42483360fc22/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 b937c48122ac1a328ad9e782856960612050621860a4d6f32ee59551169f250d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:16:57,562 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:16:57,626 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 03:16:57,630 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:16:57,630 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:16:57,652 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:16:57,652 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:16:57,653 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:16:57,654 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:16:57,654 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:16:57,655 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:16:57,655 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:16:57,656 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:16:57,656 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:16:57,657 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:16:57,657 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:16:57,657 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:16:57,658 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:16:57,658 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:16:57,659 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:16:57,659 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:16:57,660 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:16:57,660 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:16:57,661 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:16:57,661 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:16:57,661 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:16:57,662 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:16:57,662 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:16:57,662 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:16:57,663 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:16:57,663 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:16:57,664 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:16:57,664 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_f0dc6298-079c-43e9-9dd5-42483360fc22/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b937c48122ac1a328ad9e782856960612050621860a4d6f32ee59551169f250d [2023-12-03 03:16:57,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:16:57,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:16:57,892 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:16:57,893 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:16:57,899 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:16:57,901 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_31_good.i [2023-12-03 03:17:00,597 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:17:00,903 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:17:00,904 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_31_good.i [2023-12-03 03:17:00,928 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/data/d8b650af9/30e2e49b0869494aa1dea5e61f8bf662/FLAG93cac3c16 [2023-12-03 03:17:00,940 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/data/d8b650af9/30e2e49b0869494aa1dea5e61f8bf662 [2023-12-03 03:17:00,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:17:00,943 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:17:00,945 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:17:00,945 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:17:00,949 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:17:00,949 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:17:00" (1/1) ... [2023-12-03 03:17:00,950 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b7976d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:00, skipping insertion in model container [2023-12-03 03:17:00,950 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:17:00" (1/1) ... [2023-12-03 03:17:01,024 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:17:02,249 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.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) [2023-12-03 03:17:02,255 INFO L158 Benchmark]: Toolchain (without parser) took 1310.13ms. Allocated memory is still 159.4MB. Free memory was 115.1MB in the beginning and 90.0MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 03:17:02,255 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 111.1MB. Free memory is still 88.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:17:02,256 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1307.90ms. Allocated memory is still 159.4MB. Free memory was 114.5MB in the beginning and 90.0MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 03:17:02,258 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 111.1MB. Free memory is still 88.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1307.90ms. Allocated memory is still 159.4MB. Free memory was 114.5MB in the beginning and 90.0MB in the end (delta: 24.6MB). 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_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/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_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_31_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/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_f0dc6298-079c-43e9-9dd5-42483360fc22/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 b937c48122ac1a328ad9e782856960612050621860a4d6f32ee59551169f250d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:17:04,007 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:17:04,083 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 03:17:04,114 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:17:04,115 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:17:04,116 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:17:04,117 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:17:04,117 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:17:04,118 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:17:04,118 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:17:04,119 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:17:04,119 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:17:04,120 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:17:04,120 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:17:04,121 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:17:04,121 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:17:04,122 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:17:04,123 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:17:04,123 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:17:04,124 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:17:04,124 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:17:04,127 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:17:04,128 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:17:04,128 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:17:04,129 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:17:04,129 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:17:04,129 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:17:04,129 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:17:04,130 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:17:04,130 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:17:04,130 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:17:04,131 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:17:04,131 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:17:04,131 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:17:04,132 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:17:04,132 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:17:04,132 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_f0dc6298-079c-43e9-9dd5-42483360fc22/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b937c48122ac1a328ad9e782856960612050621860a4d6f32ee59551169f250d [2023-12-03 03:17:04,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:17:04,458 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:17:04,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:17:04,461 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:17:04,462 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:17:04,463 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_31_good.i [2023-12-03 03:17:07,240 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:17:07,575 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:17:07,576 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_31_good.i [2023-12-03 03:17:07,601 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/data/627338163/a4e200b842114e3599535517881b96d2/FLAG7d142b3cd [2023-12-03 03:17:07,613 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/data/627338163/a4e200b842114e3599535517881b96d2 [2023-12-03 03:17:07,615 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:17:07,616 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:17:07,617 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:17:07,617 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:17:07,621 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:17:07,622 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:17:07" (1/1) ... [2023-12-03 03:17:07,622 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56512d98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:07, skipping insertion in model container [2023-12-03 03:17:07,623 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:17:07" (1/1) ... [2023-12-03 03:17:07,678 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:17:08,925 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:17:08,939 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:17:09,048 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:17:09,405 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:17:09,405 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:17:09,405 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:17:09,406 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:17:09,406 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:17:09,411 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:17:09,412 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:09 WrapperNode [2023-12-03 03:17:09,412 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:17:09,413 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:17:09,413 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:17:09,413 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:17:09,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:09" (1/1) ... [2023-12-03 03:17:09,456 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:09" (1/1) ... [2023-12-03 03:17:09,485 INFO L138 Inliner]: procedures = 944, calls = 68, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 81 [2023-12-03 03:17:09,485 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:17:09,486 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:17:09,486 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:17:09,486 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:17:09,493 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:09" (1/1) ... [2023-12-03 03:17:09,493 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:09" (1/1) ... [2023-12-03 03:17:09,496 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:09" (1/1) ... [2023-12-03 03:17:09,497 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:09" (1/1) ... [2023-12-03 03:17:09,506 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:09" (1/1) ... [2023-12-03 03:17:09,507 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:09" (1/1) ... [2023-12-03 03:17:09,510 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:09" (1/1) ... [2023-12-03 03:17:09,511 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:09" (1/1) ... [2023-12-03 03:17:09,515 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:17:09,516 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:17:09,516 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:17:09,516 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:17:09,517 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:17:09" (1/1) ... [2023-12-03 03:17:09,522 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:17:09,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:17:09,543 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:17:09,546 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:17:09,574 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-12-03 03:17:09,574 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-12-03 03:17:09,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:17:09,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:17:09,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:17:09,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:17:09,575 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 03:17:09,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-12-03 03:17:09,575 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-12-03 03:17:09,575 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 03:17:09,575 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 03:17:09,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:17:09,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:17:09,728 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:17:09,730 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:17:13,207 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:17:13,260 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:17:13,260 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 03:17:13,262 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:17:13 BoogieIcfgContainer [2023-12-03 03:17:13,262 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:17:13,263 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:17:13,263 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:17:13,272 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:17:13,273 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:17:13" (1/1) ... [2023-12-03 03:17:13,281 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:17:13,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:13,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2023-12-03 03:17:13,332 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2023-12-03 03:17:13,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 03:17:13,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:13,335 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:17:13,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:17:13,348 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:17:13,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 03:17:13,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:13,551 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:17:13,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:13,607 INFO L262 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:17:13,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:17:13,662 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:17:13,667 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 03:17:14,823 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 03:17:14,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:14,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2023-12-03 03:17:14,862 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2023-12-03 03:17:14,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 03:17:14,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:14,863 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:17:14,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:17:14,864 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:17:14,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 03:17:14,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:14,995 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:17:15,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:15,035 INFO L262 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:17:15,036 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:17:15,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:17:15,049 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 03:17:15,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:15,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2023-12-03 03:17:15,515 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2023-12-03 03:17:15,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 03:17:15,516 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:15,516 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:17:15,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:17:15,517 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:17:15,518 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 03:17:15,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:15,614 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:17:15,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:15,668 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:17:15,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:17:15,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:17:15,725 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 03:17:15,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:15,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2023-12-03 03:17:15,813 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2023-12-03 03:17:15,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 03:17:15,814 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:15,814 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:17:15,814 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:17:15,815 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:17:15,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 03:17:15,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:15,925 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:17:15,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:17:16,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:17:16,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:17:16,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:17:16,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2023-12-03 03:17:16,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:17:16,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2023-12-03 03:17:16,086 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2023-12-03 03:17:16,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 03:17:16,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:17:16,087 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:17:16,087 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:17:16,088 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:17:16,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 03:18:01,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:18:01,425 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:18:10,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:18:10,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:18:10,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:18:12,486 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 03:18:12,510 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 03:18:24,050 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.71s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 03:18:25,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 03:18:25,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:18:25,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2023-12-03 03:18:25,544 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2023-12-03 03:18:25,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 03:18:25,545 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:18:25,545 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:18:25,545 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:18:25,546 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:18:25,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 03:19:09,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:19:09,008 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:19:19,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 03:19:19,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 03:19:19,077 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) 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) [2023-12-03 03:19:19,080 INFO L158 Benchmark]: Toolchain (without parser) took 131463.70ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 93.1MB in the beginning and 106.1MB in the end (delta: -13.0MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2023-12-03 03:19:19,081 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory is still 37.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:19:19,081 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1794.98ms. Allocated memory is still 121.6MB. Free memory was 93.1MB in the beginning and 66.3MB in the end (delta: 26.8MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. [2023-12-03 03:19:19,082 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.51ms. Allocated memory is still 121.6MB. Free memory was 66.3MB in the beginning and 62.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:19:19,083 INFO L158 Benchmark]: Boogie Preprocessor took 29.51ms. Allocated memory is still 121.6MB. Free memory was 62.2MB in the beginning and 60.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:19:19,083 INFO L158 Benchmark]: RCFGBuilder took 3746.24ms. Allocated memory is still 121.6MB. Free memory was 60.1MB in the beginning and 86.4MB in the end (delta: -26.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 03:19:19,084 INFO L158 Benchmark]: CodeCheck took 125816.47ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 86.4MB in the beginning and 106.1MB in the end (delta: -19.7MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2023-12-03 03:19:19,087 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 60.8MB. Free memory is still 37.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1794.98ms. Allocated memory is still 121.6MB. Free memory was 93.1MB in the beginning and 66.3MB in the end (delta: 26.8MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.51ms. Allocated memory is still 121.6MB. Free memory was 66.3MB in the beginning and 62.2MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.51ms. Allocated memory is still 121.6MB. Free memory was 62.2MB in the beginning and 60.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3746.24ms. Allocated memory is still 121.6MB. Free memory was 60.1MB in the beginning and 86.4MB in the end (delta: -26.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 125816.47ms. Allocated memory was 121.6MB in the beginning and 146.8MB in the end (delta: 25.2MB). Free memory was 86.4MB in the beginning and 106.1MB in the end (delta: -19.7MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:19:19,296 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-03 03:19:19,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f0dc6298-079c-43e9-9dd5-42483360fc22/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown