./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_02_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_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/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_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_02_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/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_b25a4c80-1890-44ec-a2ce-311160e2a61b/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 b36cf8c765ea765c533b4e33caa2c69c28a50777a8e1c35b8c8b0e5dd9abe13d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:46:39,504 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:46:39,570 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 04:46:39,574 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:46:39,575 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:46:39,598 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:46:39,599 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:46:39,599 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:46:39,600 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:46:39,601 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:46:39,602 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:46:39,602 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:46:39,603 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:46:39,603 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:46:39,604 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:46:39,605 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:46:39,605 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:46:39,606 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:46:39,606 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:46:39,607 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:46:39,607 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:46:39,608 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:46:39,609 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:46:39,609 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:46:39,610 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:46:39,610 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:46:39,611 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:46:39,612 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:46:39,612 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:46:39,612 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:46:39,613 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:46:39,613 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:46:39,613 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_b25a4c80-1890-44ec-a2ce-311160e2a61b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b36cf8c765ea765c533b4e33caa2c69c28a50777a8e1c35b8c8b0e5dd9abe13d [2023-12-03 04:46:39,844 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:46:39,865 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:46:39,868 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:46:39,869 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:46:39,870 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:46:39,871 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_02_good.i [2023-12-03 04:46:42,588 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:46:42,905 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:46:42,906 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_02_good.i [2023-12-03 04:46:42,929 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/data/de028c84b/507fb3c2e72648bfad6081f6bb2a9c82/FLAG26a7c05fd [2023-12-03 04:46:42,944 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/data/de028c84b/507fb3c2e72648bfad6081f6bb2a9c82 [2023-12-03 04:46:42,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:46:42,948 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:46:42,949 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:46:42,949 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:46:42,953 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:46:42,954 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:46:42" (1/1) ... [2023-12-03 04:46:42,955 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63493407 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:42, skipping insertion in model container [2023-12-03 04:46:42,955 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:46:42" (1/1) ... [2023-12-03 04:46:43,017 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:46:44,300 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.visit(CHandler.java:1702) 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 04:46:44,304 INFO L158 Benchmark]: Toolchain (without parser) took 1355.34ms. Allocated memory is still 165.7MB. Free memory was 118.3MB in the beginning and 93.2MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 04:46:44,304 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 123.7MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:46:44,305 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1353.09ms. Allocated memory is still 165.7MB. Free memory was 118.3MB in the beginning and 93.8MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 04:46:44,306 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 123.7MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1353.09ms. Allocated memory is still 165.7MB. Free memory was 118.3MB in the beginning and 93.8MB 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_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/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_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_02_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/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_b25a4c80-1890-44ec-a2ce-311160e2a61b/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 b36cf8c765ea765c533b4e33caa2c69c28a50777a8e1c35b8c8b0e5dd9abe13d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:46:45,959 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:46:46,035 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 04:46:46,065 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:46:46,066 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:46:46,067 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:46:46,068 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:46:46,069 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:46:46,069 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:46:46,070 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:46:46,071 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:46:46,072 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:46:46,072 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:46:46,073 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:46:46,073 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:46:46,074 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:46:46,074 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:46:46,075 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:46:46,076 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:46:46,076 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:46:46,077 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:46:46,077 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:46:46,077 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:46:46,078 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:46:46,078 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:46:46,079 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:46:46,079 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:46:46,079 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:46:46,080 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:46:46,080 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:46:46,081 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:46:46,081 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:46:46,081 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:46:46,082 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:46:46,082 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:46:46,082 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:46:46,082 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_b25a4c80-1890-44ec-a2ce-311160e2a61b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b36cf8c765ea765c533b4e33caa2c69c28a50777a8e1c35b8c8b0e5dd9abe13d [2023-12-03 04:46:46,358 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:46:46,375 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:46:46,377 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:46:46,378 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:46:46,379 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:46:46,380 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_02_good.i [2023-12-03 04:46:49,119 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:46:49,503 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:46:49,504 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_02_good.i [2023-12-03 04:46:49,535 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/data/550ea6c60/7dce139d37e5417996a26319a0302614/FLAG72b2a4c72 [2023-12-03 04:46:49,549 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/data/550ea6c60/7dce139d37e5417996a26319a0302614 [2023-12-03 04:46:49,552 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:46:49,554 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:46:49,555 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:46:49,555 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:46:49,560 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:46:49,560 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:46:49" (1/1) ... [2023-12-03 04:46:49,562 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@332b646d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:49, skipping insertion in model container [2023-12-03 04:46:49,562 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:46:49" (1/1) ... [2023-12-03 04:46:49,632 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:46:51,062 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:46:51,084 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:46:51,178 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:46:51,471 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:46:51,471 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:46:51,471 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:46:51,471 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:46:51,471 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:46:51,479 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:46:51,480 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:51 WrapperNode [2023-12-03 04:46:51,480 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:46:51,481 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:46:51,481 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:46:51,481 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:46:51,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:51" (1/1) ... [2023-12-03 04:46:51,525 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:51" (1/1) ... [2023-12-03 04:46:51,559 INFO L138 Inliner]: procedures = 946, calls = 86, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 137 [2023-12-03 04:46:51,560 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:46:51,561 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:46:51,561 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:46:51,561 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:46:51,569 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:51" (1/1) ... [2023-12-03 04:46:51,569 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:51" (1/1) ... [2023-12-03 04:46:51,574 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:51" (1/1) ... [2023-12-03 04:46:51,574 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:51" (1/1) ... [2023-12-03 04:46:51,585 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:51" (1/1) ... [2023-12-03 04:46:51,588 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:51" (1/1) ... [2023-12-03 04:46:51,592 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:51" (1/1) ... [2023-12-03 04:46:51,594 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:51" (1/1) ... [2023-12-03 04:46:51,600 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:46:51,601 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:46:51,601 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:46:51,602 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:46:51,603 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:46:51" (1/1) ... [2023-12-03 04:46:51,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:46:51,619 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:46:51,637 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:46:51,640 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:46:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-12-03 04:46:51,673 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-12-03 04:46:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:46:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:46:51,673 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:46:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:46:51,673 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 04:46:51,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-12-03 04:46:51,674 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-12-03 04:46:51,674 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 04:46:51,674 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 04:46:51,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:46:51,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:46:51,831 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:46:51,833 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:46:56,518 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:46:56,555 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:46:56,555 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-12-03 04:46:56,557 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:46:56 BoogieIcfgContainer [2023-12-03 04:46:56,557 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:46:56,557 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:46:56,557 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:46:56,565 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:46:56,565 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:46:56" (1/1) ... [2023-12-03 04:46:56,574 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:46:56,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:46:56,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 67 states and 89 transitions. [2023-12-03 04:46:56,619 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 89 transitions. [2023-12-03 04:46:56,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 04:46:56,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:46:56,623 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:46:56,624 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:46:56,625 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:46:56,626 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 04:46:56,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:46:56,743 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:46:56,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:46:56,773 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-03 04:46:56,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:46:56,798 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 04:46:56,801 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 04:46:56,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:46:56,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 65 states and 84 transitions. [2023-12-03 04:46:56,828 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 84 transitions. [2023-12-03 04:46:56,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 04:46:56,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:46:56,829 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:46:56,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:46:56,830 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:46:56,831 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 04:46:56,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:46:56,955 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:46:56,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:46:56,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:46:57,000 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:46:57,061 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 04:46:57,063 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 04:46:57,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:46:57,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 64 states and 83 transitions. [2023-12-03 04:46:57,128 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 83 transitions. [2023-12-03 04:46:57,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 04:46:57,129 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:46:57,129 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:46:57,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:46:57,130 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:46:57,136 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 04:46:57,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:46:57,243 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:46:57,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:46:57,296 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:46:57,297 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:46:57,314 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 04:46:57,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-12-03 04:46:57,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:46:57,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 65 states and 84 transitions. [2023-12-03 04:46:57,359 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 84 transitions. [2023-12-03 04:46:57,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 04:46:57,360 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:46:57,360 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:46:57,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:46:57,361 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:46:57,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 04:47:45,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:47:45,004 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:47:55,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 04:47:55,073 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 04:47:55,073 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 04:47:55,077 INFO L158 Benchmark]: Toolchain (without parser) took 65522.64ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 85.0MB in the beginning and 71.3MB in the end (delta: 13.7MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2023-12-03 04:47:55,077 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 65.0MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:47:55,078 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1925.23ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 84.6MB in the beginning and 105.1MB in the end (delta: -20.5MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. [2023-12-03 04:47:55,078 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.36ms. Allocated memory is still 136.3MB. Free memory was 105.1MB in the beginning and 100.0MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 04:47:55,079 INFO L158 Benchmark]: Boogie Preprocessor took 39.65ms. Allocated memory is still 136.3MB. Free memory was 100.0MB in the beginning and 97.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:47:55,080 INFO L158 Benchmark]: RCFGBuilder took 4955.66ms. Allocated memory is still 136.3MB. Free memory was 97.9MB in the beginning and 73.8MB in the end (delta: 24.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 04:47:55,080 INFO L158 Benchmark]: CodeCheck took 58518.17ms. Allocated memory is still 136.3MB. Free memory was 73.6MB in the beginning and 71.3MB in the end (delta: 2.4MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2023-12-03 04:47:55,083 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 65.0MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1925.23ms. Allocated memory was 113.2MB in the beginning and 136.3MB in the end (delta: 23.1MB). Free memory was 84.6MB in the beginning and 105.1MB in the end (delta: -20.5MB). Peak memory consumption was 52.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.36ms. Allocated memory is still 136.3MB. Free memory was 105.1MB in the beginning and 100.0MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.65ms. Allocated memory is still 136.3MB. Free memory was 100.0MB in the beginning and 97.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 4955.66ms. Allocated memory is still 136.3MB. Free memory was 97.9MB in the beginning and 73.8MB in the end (delta: 24.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 58518.17ms. Allocated memory is still 136.3MB. Free memory was 73.6MB in the beginning and 71.3MB in the end (delta: 2.4MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:47:55,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b25a4c80-1890-44ec-a2ce-311160e2a61b/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