./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_67_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/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_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_67_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/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_712c71df-5036-423f-8148-a1db2289e278/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 f3e414f0a82951fa7e3d9ce86e362b6f11ce1ca124f82f7c518101b4d6e5266b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:37:37,703 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:37:37,771 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 04:37:37,776 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:37:37,776 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:37:37,800 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:37:37,801 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:37:37,801 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:37:37,802 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:37:37,803 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:37:37,803 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:37:37,804 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:37:37,804 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:37:37,805 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:37:37,806 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:37:37,806 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:37:37,807 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:37:37,807 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:37:37,808 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:37:37,808 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:37:37,809 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:37:37,809 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:37:37,810 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:37:37,810 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:37:37,811 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:37:37,811 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:37:37,812 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:37:37,812 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:37:37,813 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:37:37,813 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:37:37,814 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:37:37,814 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:37:37,815 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_712c71df-5036-423f-8148-a1db2289e278/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3e414f0a82951fa7e3d9ce86e362b6f11ce1ca124f82f7c518101b4d6e5266b [2023-12-03 04:37:38,048 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:37:38,067 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:37:38,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:37:38,071 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:37:38,072 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:37:38,073 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_67_good.i [2023-12-03 04:37:40,813 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:37:41,128 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:37:41,129 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_67_good.i [2023-12-03 04:37:41,154 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/data/ef803c1bf/f9fbb91a2d3c4dc4833705b89547cb1a/FLAG39608411d [2023-12-03 04:37:41,168 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/data/ef803c1bf/f9fbb91a2d3c4dc4833705b89547cb1a [2023-12-03 04:37:41,170 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:37:41,171 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:37:41,172 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:37:41,172 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:37:41,175 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:37:41,176 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:37:41" (1/1) ... [2023-12-03 04:37:41,177 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fb33a50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:41, skipping insertion in model container [2023-12-03 04:37:41,177 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:37:41" (1/1) ... [2023-12-03 04:37:41,253 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:37:42,634 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) [2023-12-03 04:37:42,638 INFO L158 Benchmark]: Toolchain (without parser) took 1466.15ms. Allocated memory is still 180.4MB. Free memory was 133.4MB in the beginning and 108.2MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 04:37:42,639 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 127.9MB. Free memory is still 70.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:37:42,639 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1464.56ms. Allocated memory is still 180.4MB. Free memory was 132.7MB in the beginning and 108.2MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 04:37:42,641 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 127.9MB. Free memory is still 70.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1464.56ms. Allocated memory is still 180.4MB. Free memory was 132.7MB in the beginning and 108.2MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/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_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_67_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/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_712c71df-5036-423f-8148-a1db2289e278/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 f3e414f0a82951fa7e3d9ce86e362b6f11ce1ca124f82f7c518101b4d6e5266b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:37:44,368 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:37:44,444 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 04:37:44,472 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:37:44,472 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:37:44,473 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:37:44,474 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:37:44,474 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:37:44,475 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:37:44,475 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:37:44,476 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:37:44,477 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:37:44,477 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:37:44,477 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:37:44,478 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:37:44,478 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:37:44,479 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:37:44,479 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:37:44,480 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:37:44,480 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:37:44,481 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:37:44,482 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:37:44,482 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:37:44,483 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:37:44,483 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:37:44,484 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:37:44,484 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:37:44,484 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:37:44,485 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:37:44,485 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:37:44,486 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:37:44,486 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:37:44,486 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:37:44,487 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:37:44,487 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:37:44,487 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:37:44,487 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_712c71df-5036-423f-8148-a1db2289e278/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3e414f0a82951fa7e3d9ce86e362b6f11ce1ca124f82f7c518101b4d6e5266b [2023-12-03 04:37:44,769 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:37:44,787 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:37:44,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:37:44,791 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:37:44,791 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:37:44,792 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_67_good.i [2023-12-03 04:37:47,561 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:37:47,921 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:37:47,922 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_67_good.i [2023-12-03 04:37:47,953 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/data/e9305a620/2d0846b92fc64b148ae663ad5217c9ff/FLAGbf436df09 [2023-12-03 04:37:47,968 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/data/e9305a620/2d0846b92fc64b148ae663ad5217c9ff [2023-12-03 04:37:47,971 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:37:47,972 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:37:47,974 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:37:47,974 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:37:47,979 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:37:47,980 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:37:47" (1/1) ... [2023-12-03 04:37:47,981 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73d3dce5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:47, skipping insertion in model container [2023-12-03 04:37:47,981 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:37:47" (1/1) ... [2023-12-03 04:37:48,048 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:37:49,288 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:37:49,301 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:37:49,387 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:37:49,635 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:37:49,635 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:37:49,636 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:37:49,636 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:37:49,636 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:37:49,643 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:37:49,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:49 WrapperNode [2023-12-03 04:37:49,643 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:37:49,644 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:37:49,644 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:37:49,644 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:37:49,650 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:49" (1/1) ... [2023-12-03 04:37:49,684 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:49" (1/1) ... [2023-12-03 04:37:49,714 INFO L138 Inliner]: procedures = 946, calls = 86, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 103 [2023-12-03 04:37:49,714 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:37:49,715 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:37:49,715 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:37:49,715 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:37:49,723 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:49" (1/1) ... [2023-12-03 04:37:49,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:49" (1/1) ... [2023-12-03 04:37:49,728 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:49" (1/1) ... [2023-12-03 04:37:49,728 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:49" (1/1) ... [2023-12-03 04:37:49,738 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:49" (1/1) ... [2023-12-03 04:37:49,740 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:49" (1/1) ... [2023-12-03 04:37:49,743 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:49" (1/1) ... [2023-12-03 04:37:49,745 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:49" (1/1) ... [2023-12-03 04:37:49,749 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:37:49,750 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:37:49,750 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:37:49,750 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:37:49,751 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:37:49" (1/1) ... [2023-12-03 04:37:49,756 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:37:49,771 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:37:49,783 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:37:49,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:37:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-12-03 04:37:49,823 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-12-03 04:37:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:37:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:37:49,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:37:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:37:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 04:37:49,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-12-03 04:37:49,824 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-12-03 04:37:49,824 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 04:37:49,824 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 04:37:49,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:37:49,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:37:49,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 04:37:49,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:37:49,990 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:37:49,991 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:37:54,558 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:37:54,602 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:37:54,602 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 04:37:54,604 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:37:54 BoogieIcfgContainer [2023-12-03 04:37:54,604 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:37:54,604 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:37:54,605 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:37:54,612 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:37:54,612 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:37:54" (1/1) ... [2023-12-03 04:37:54,620 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:37:54,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:37:54,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2023-12-03 04:37:54,670 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2023-12-03 04:37:54,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 04:37:54,673 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:37:54,673 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:37:54,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:37:54,698 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:37:54,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 04:37:54,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:37:54,930 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:37:55,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:37:55,010 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 04:37:55,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:37:55,089 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 04:37:55,093 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 04:37:55,094 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 04:37:56,433 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:37:56,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:37:56,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2023-12-03 04:37:56,475 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2023-12-03 04:37:56,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 04:37:56,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:37:56,476 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:37:56,476 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:37:56,477 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:37:56,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 04:37:56,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:37:56,703 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:37:56,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:37:56,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 04:37:56,778 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:37:56,796 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 04:37:56,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 04:37:57,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:37:57,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2023-12-03 04:37:57,755 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2023-12-03 04:37:57,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 04:37:57,755 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:37:57,756 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:37:57,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:37:57,757 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:37:57,757 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 04:37:57,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:37:57,890 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:37:57,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:37:57,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:37:57,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:37:58,037 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 04:37:58,039 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 04:37:58,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:37:58,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2023-12-03 04:37:58,177 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2023-12-03 04:37:58,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 04:37:58,177 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:37:58,178 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:37:58,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:37:58,179 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:37:58,180 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 04:37:58,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:37:58,338 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:37:58,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:37:58,475 INFO L262 TraceCheckSpWp]: Trace formula consists of 146 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:37:58,476 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:37:58,501 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 04:37:58,503 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 04:37:58,503 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 04:37:58,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:37:58,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2023-12-03 04:37:58,561 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2023-12-03 04:37:58,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 04:37:58,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:37:58,562 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:37:58,563 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:37:58,564 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:37:58,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 04:38:46,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:38:46,657 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:38:52,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:38:52,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:38:52,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:38:54,637 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 04:38:54,664 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 04:39:08,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 04:39:09,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:39:09,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2023-12-03 04:39:09,536 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2023-12-03 04:39:09,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 04:39:09,536 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:39:09,537 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:39:09,537 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:39:09,538 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:39:09,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 04:39:57,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:39:57,282 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:40:02,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:40:02,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:40:02,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:40:02,601 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 04:40:02,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 04:40:02,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:40:02,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2023-12-03 04:40:02,635 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2023-12-03 04:40:02,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 04:40:02,636 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:40:02,636 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:40:02,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:40:02,637 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:40:02,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-03 04:40:50,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:40:50,966 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:40:56,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:40:56,547 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 04:40:56,548 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:40:56,685 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 04:40:56,710 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-03 04:40:56,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:40:56,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2023-12-03 04:40:56,734 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2023-12-03 04:40:56,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 04:40:56,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:40:56,735 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:40:56,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:40:56,736 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:40:56,737 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-03 04:41:46,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:41:46,690 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:41:56,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 04:41:56,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2023-12-03 04:41:56,783 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 04:41:56,786 INFO L158 Benchmark]: Toolchain (without parser) took 248813.53ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 69.9MB in the beginning and 36.2MB in the end (delta: 33.7MB). Peak memory consumption was 57.4MB. Max. memory is 16.1GB. [2023-12-03 04:41:56,787 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory is still 42.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:41:56,787 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1669.60ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 69.6MB in the beginning and 83.8MB in the end (delta: -14.2MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2023-12-03 04:41:56,788 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.24ms. Allocated memory is still 119.5MB. Free memory was 83.8MB in the beginning and 79.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:41:56,789 INFO L158 Benchmark]: Boogie Preprocessor took 33.96ms. Allocated memory is still 119.5MB. Free memory was 79.6MB in the beginning and 76.5MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:41:56,789 INFO L158 Benchmark]: RCFGBuilder took 4854.15ms. Allocated memory is still 119.5MB. Free memory was 76.5MB in the beginning and 53.4MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 04:41:56,790 INFO L158 Benchmark]: CodeCheck took 242180.78ms. Allocated memory is still 119.5MB. Free memory was 53.4MB in the beginning and 36.2MB in the end (delta: 17.2MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2023-12-03 04:41:56,793 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 0.21ms. Allocated memory is still 67.1MB. Free memory is still 42.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1669.60ms. Allocated memory was 98.6MB in the beginning and 119.5MB in the end (delta: 21.0MB). Free memory was 69.6MB in the beginning and 83.8MB in the end (delta: -14.2MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.24ms. Allocated memory is still 119.5MB. Free memory was 83.8MB in the beginning and 79.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.96ms. Allocated memory is still 119.5MB. Free memory was 79.6MB in the beginning and 76.5MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 4854.15ms. Allocated memory is still 119.5MB. Free memory was 76.5MB in the beginning and 53.4MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 242180.78ms. Allocated memory is still 119.5MB. Free memory was 53.4MB in the beginning and 36.2MB in the end (delta: 17.2MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:41:56,999 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_712c71df-5036-423f-8148-a1db2289e278/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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