./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_63_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_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/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_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_63_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/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_314547ea-ea85-4101-9e35-fbf8dc33b378/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 d34ac049d69713a8485d859e787c789b29deb03f74444dd542c74ae7027df568 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:47:03,329 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:47:03,415 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 03:47:03,419 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:47:03,420 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:47:03,442 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:47:03,443 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:47:03,443 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:47:03,444 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:47:03,445 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:47:03,445 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:47:03,446 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:47:03,446 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:47:03,447 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:47:03,447 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:47:03,448 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:47:03,448 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:47:03,449 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:47:03,449 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:47:03,450 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:47:03,450 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:47:03,451 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:47:03,451 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:47:03,452 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:47:03,452 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:47:03,453 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:47:03,453 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:47:03,454 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:47:03,454 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:47:03,454 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:47:03,455 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:47:03,455 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:47:03,455 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_314547ea-ea85-4101-9e35-fbf8dc33b378/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d34ac049d69713a8485d859e787c789b29deb03f74444dd542c74ae7027df568 [2023-12-03 03:47:03,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:47:03,694 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:47:03,697 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:47:03,698 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:47:03,698 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:47:03,699 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_63_good.i [2023-12-03 03:47:06,424 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:47:06,752 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:47:06,753 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_63_good.i [2023-12-03 03:47:06,780 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/data/afb7e103b/0df2f26f48294305a04d1f479b308547/FLAG37bf802f5 [2023-12-03 03:47:06,795 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/data/afb7e103b/0df2f26f48294305a04d1f479b308547 [2023-12-03 03:47:06,797 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:47:06,799 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:47:06,800 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:47:06,800 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:47:06,805 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:47:06,806 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:47:06" (1/1) ... [2023-12-03 03:47:06,807 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33d44452 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:06, skipping insertion in model container [2023-12-03 03:47:06,807 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:47:06" (1/1) ... [2023-12-03 03:47:06,877 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:47:08,053 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 03:47:08,058 INFO L158 Benchmark]: Toolchain (without parser) took 1258.06ms. Allocated memory is still 159.4MB. Free memory was 115.5MB in the beginning and 117.0MB in the end (delta: -1.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 03:47:08,058 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 113.2MB. Free memory is still 86.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:47:08,059 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1255.79ms. Allocated memory is still 159.4MB. Free memory was 115.5MB in the beginning and 117.0MB in the end (delta: -1.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 03:47:08,060 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 113.2MB. Free memory is still 86.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1255.79ms. Allocated memory is still 159.4MB. Free memory was 115.5MB in the beginning and 117.0MB in the end (delta: -1.5MB). Peak memory consumption was 18.9MB. 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_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/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_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_63_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/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_314547ea-ea85-4101-9e35-fbf8dc33b378/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 d34ac049d69713a8485d859e787c789b29deb03f74444dd542c74ae7027df568 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:47:09,769 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:47:09,844 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 03:47:09,877 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:47:09,878 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:47:09,879 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:47:09,880 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:47:09,880 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:47:09,881 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:47:09,881 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:47:09,882 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:47:09,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:47:09,883 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:47:09,883 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:47:09,884 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:47:09,884 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:47:09,885 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:47:09,885 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:47:09,886 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:47:09,887 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:47:09,887 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:47:09,888 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:47:09,888 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:47:09,889 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:47:09,889 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:47:09,890 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:47:09,890 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:47:09,891 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:47:09,891 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:47:09,892 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:47:09,892 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:47:09,892 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:47:09,893 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:47:09,893 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:47:09,893 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:47:09,893 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:47:09,894 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_314547ea-ea85-4101-9e35-fbf8dc33b378/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d34ac049d69713a8485d859e787c789b29deb03f74444dd542c74ae7027df568 [2023-12-03 03:47:10,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:47:10,198 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:47:10,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:47:10,201 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:47:10,201 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:47:10,202 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_63_good.i [2023-12-03 03:47:13,083 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:47:13,419 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:47:13,420 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_63_good.i [2023-12-03 03:47:13,447 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/data/50e99a4ab/944f8824a0a34014b42438b7ae8b8a99/FLAGa8c646eb4 [2023-12-03 03:47:13,463 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/data/50e99a4ab/944f8824a0a34014b42438b7ae8b8a99 [2023-12-03 03:47:13,466 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:47:13,467 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:47:13,468 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:47:13,469 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:47:13,474 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:47:13,474 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:47:13" (1/1) ... [2023-12-03 03:47:13,476 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2e7ed32b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:13, skipping insertion in model container [2023-12-03 03:47:13,476 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:47:13" (1/1) ... [2023-12-03 03:47:13,544 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:47:14,922 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:47:14,936 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:47:15,023 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:47:15,329 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:47:15,329 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:47:15,329 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:47:15,329 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:47:15,329 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:47:15,336 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:47:15,336 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:15 WrapperNode [2023-12-03 03:47:15,336 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:47:15,337 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:47:15,337 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:47:15,337 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:47:15,342 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:15" (1/1) ... [2023-12-03 03:47:15,379 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:15" (1/1) ... [2023-12-03 03:47:15,412 INFO L138 Inliner]: procedures = 946, calls = 80, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 89 [2023-12-03 03:47:15,413 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:47:15,413 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:47:15,414 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:47:15,414 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:47:15,423 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:15" (1/1) ... [2023-12-03 03:47:15,423 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:15" (1/1) ... [2023-12-03 03:47:15,428 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:15" (1/1) ... [2023-12-03 03:47:15,428 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:15" (1/1) ... [2023-12-03 03:47:15,439 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:15" (1/1) ... [2023-12-03 03:47:15,441 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:15" (1/1) ... [2023-12-03 03:47:15,445 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:15" (1/1) ... [2023-12-03 03:47:15,447 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:15" (1/1) ... [2023-12-03 03:47:15,453 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:47:15,454 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:47:15,454 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:47:15,454 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:47:15,455 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:47:15" (1/1) ... [2023-12-03 03:47:15,460 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:47:15,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:47:15,485 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:47:15,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:47:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-12-03 03:47:15,523 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-12-03 03:47:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:47:15,523 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:47:15,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:47:15,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:47:15,524 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 03:47:15,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-12-03 03:47:15,524 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-12-03 03:47:15,524 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 03:47:15,524 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 03:47:15,524 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:47:15,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:47:15,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 03:47:15,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:47:15,687 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:47:15,689 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:47:19,298 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:47:19,342 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:47:19,342 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 03:47:19,343 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:47:19 BoogieIcfgContainer [2023-12-03 03:47:19,343 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:47:19,344 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:47:19,344 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:47:19,351 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:47:19,351 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:47:19" (1/1) ... [2023-12-03 03:47:19,360 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 03:47:19,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:19,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2023-12-03 03:47:19,403 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2023-12-03 03:47:19,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 03:47:19,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:19,407 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:47:19,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:47:19,428 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:47:19,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 03:47:19,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:19,645 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:47:19,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:19,706 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:47:19,710 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:47:19,766 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 03:47:19,773 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 03:47:20,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:20,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2023-12-03 03:47:20,258 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2023-12-03 03:47:20,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 03:47:20,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:20,259 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:47:20,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:47:20,260 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:47:20,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 03:47:20,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:20,437 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:47:20,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:20,501 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 03:47:20,503 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:47:20,528 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 03:47:20,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Forceful destruction successful, exit code 0 [2023-12-03 03:47:20,532 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 03:47:20,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:20,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2023-12-03 03:47:20,734 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2023-12-03 03:47:20,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 03:47:20,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:20,734 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:47:20,735 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:47:20,736 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:47:20,736 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 03:47:20,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:20,868 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:47:20,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:20,961 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 03:47:20,963 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:47:21,021 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 03:47:21,024 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 03:47:21,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:21,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2023-12-03 03:47:21,148 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2023-12-03 03:47:21,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-03 03:47:21,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:21,149 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:47:21,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:47:21,150 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:47:21,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 03:47:21,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:21,293 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:47:21,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:47:21,415 INFO L262 TraceCheckSpWp]: Trace formula consists of 131 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 03:47:21,417 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:47:21,442 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 03:47:21,444 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 03:47:21,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:47:21,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2023-12-03 03:47:21,498 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2023-12-03 03:47:21,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 03:47:21,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:47:21,499 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:47:21,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:47:21,500 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:47:21,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 03:48:09,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:48:09,508 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:48:12,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:48:12,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 03:48:12,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 03:48:14,457 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 03:48:14,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 03:48:27,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 8.35s for a HTC check with result VALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2023-12-03 03:48:27,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 03:48:27,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2023-12-03 03:48:27,147 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2023-12-03 03:48:27,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 03:48:27,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 03:48:27,148 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 03:48:27,148 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 03:48:27,149 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 03:48:27,150 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 03:49:17,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 03:49:17,334 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 03:49:27,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 03:49:27,443 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 03:49:27,444 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 03:49:27,447 INFO L158 Benchmark]: Toolchain (without parser) took 133979.58ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 77.2MB in the beginning and 86.7MB in the end (delta: -9.5MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2023-12-03 03:49:27,447 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory was 41.1MB in the beginning and 41.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:49:27,448 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1867.93ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 76.9MB in the beginning and 56.7MB in the end (delta: 20.2MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. [2023-12-03 03:49:27,449 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.92ms. Allocated memory is still 121.6MB. Free memory was 56.7MB in the beginning and 89.4MB in the end (delta: -32.7MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2023-12-03 03:49:27,449 INFO L158 Benchmark]: Boogie Preprocessor took 39.40ms. Allocated memory is still 121.6MB. Free memory was 89.4MB in the beginning and 86.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:49:27,450 INFO L158 Benchmark]: RCFGBuilder took 3889.75ms. Allocated memory is still 121.6MB. Free memory was 86.3MB in the beginning and 64.3MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 03:49:27,450 INFO L158 Benchmark]: CodeCheck took 128102.06ms. Allocated memory is still 121.6MB. Free memory was 64.3MB in the beginning and 86.7MB in the end (delta: -22.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:49:27,454 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 0.18ms. Allocated memory is still 65.0MB. Free memory was 41.1MB in the beginning and 41.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1867.93ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 76.9MB in the beginning and 56.7MB in the end (delta: 20.2MB). Peak memory consumption was 45.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.92ms. Allocated memory is still 121.6MB. Free memory was 56.7MB in the beginning and 89.4MB in the end (delta: -32.7MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.40ms. Allocated memory is still 121.6MB. Free memory was 89.4MB in the beginning and 86.3MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 3889.75ms. Allocated memory is still 121.6MB. Free memory was 86.3MB in the beginning and 64.3MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 128102.06ms. Allocated memory is still 121.6MB. Free memory was 64.3MB in the beginning and 86.7MB in the end (delta: -22.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:49:27,665 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-03 03:49:27,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_314547ea-ea85-4101-9e35-fbf8dc33b378/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown