./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_65_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_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/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_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_65_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/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_b802bc58-5da5-4931-9e5e-27944b13fb1c/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 6203a83f1ebfd0c9066404c57a33dd1238ad7c51981fb9b73de7a637b326d592 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:44:02,493 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:44:02,558 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-02 21:44:02,562 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:44:02,563 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:44:02,585 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:44:02,586 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:44:02,586 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:44:02,587 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:44:02,588 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:44:02,588 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:44:02,589 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:44:02,589 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:44:02,590 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:44:02,590 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:44:02,591 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:44:02,591 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:44:02,592 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:44:02,592 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:44:02,593 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:44:02,593 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:44:02,594 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:44:02,594 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:44:02,595 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:44:02,595 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:44:02,596 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:44:02,596 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:44:02,597 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:44:02,597 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:44:02,597 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:44:02,598 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:44:02,598 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:44:02,599 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_b802bc58-5da5-4931-9e5e-27944b13fb1c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6203a83f1ebfd0c9066404c57a33dd1238ad7c51981fb9b73de7a637b326d592 [2023-12-02 21:44:02,811 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:44:02,832 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:44:02,835 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:44:02,836 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:44:02,837 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:44:02,838 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_65_good.i [2023-12-02 21:44:05,595 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:44:05,969 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:44:05,970 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_65_good.i [2023-12-02 21:44:05,999 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/data/87ed71960/72513edec81749efa8308a06b9bb084b/FLAGe2ebccb98 [2023-12-02 21:44:06,189 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/data/87ed71960/72513edec81749efa8308a06b9bb084b [2023-12-02 21:44:06,191 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:44:06,192 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:44:06,193 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:44:06,193 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:44:06,197 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:44:06,197 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:44:06" (1/1) ... [2023-12-02 21:44:06,198 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49622477 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:06, skipping insertion in model container [2023-12-02 21:44:06,198 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:44:06" (1/1) ... [2023-12-02 21:44:06,263 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:44:07,615 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1486) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:949) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1671) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:386) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3421) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2441) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 21:44:07,619 INFO L158 Benchmark]: Toolchain (without parser) took 1425.75ms. Allocated memory is still 132.1MB. Free memory was 92.3MB in the beginning and 67.6MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-02 21:44:07,619 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 94.4MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:44:07,620 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1424.16ms. Allocated memory is still 132.1MB. Free memory was 92.0MB in the beginning and 67.6MB in the end (delta: 24.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-02 21:44:07,622 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 94.4MB. Free memory is still 47.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1424.16ms. Allocated memory is still 132.1MB. Free memory was 92.0MB in the beginning and 67.6MB in the end (delta: 24.4MB). 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_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/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_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_65_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/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_b802bc58-5da5-4931-9e5e-27944b13fb1c/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 6203a83f1ebfd0c9066404c57a33dd1238ad7c51981fb9b73de7a637b326d592 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:44:09,343 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:44:09,420 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-02 21:44:09,455 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:44:09,456 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:44:09,456 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:44:09,457 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:44:09,458 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:44:09,458 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:44:09,459 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:44:09,459 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:44:09,460 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:44:09,460 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:44:09,461 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:44:09,461 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:44:09,462 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:44:09,462 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 21:44:09,463 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:44:09,463 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:44:09,464 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:44:09,465 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:44:09,465 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:44:09,466 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:44:09,466 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:44:09,467 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:44:09,467 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:44:09,468 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:44:09,468 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:44:09,469 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:44:09,469 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:44:09,470 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:44:09,470 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:44:09,470 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:44:09,470 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:44:09,471 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:44:09,471 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:44:09,471 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_b802bc58-5da5-4931-9e5e-27944b13fb1c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6203a83f1ebfd0c9066404c57a33dd1238ad7c51981fb9b73de7a637b326d592 [2023-12-02 21:44:09,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:44:09,797 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:44:09,799 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:44:09,800 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:44:09,801 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:44:09,802 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_65_good.i [2023-12-02 21:44:12,606 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:44:12,962 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:44:12,963 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_fgets_square_65_good.i [2023-12-02 21:44:12,992 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/data/f6634ec5e/4abd88425ebd422fb342703de33dce6e/FLAG96a9a2762 [2023-12-02 21:44:13,008 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/data/f6634ec5e/4abd88425ebd422fb342703de33dce6e [2023-12-02 21:44:13,010 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:44:13,012 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:44:13,013 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:44:13,013 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:44:13,018 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:44:13,019 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:44:13" (1/1) ... [2023-12-02 21:44:13,020 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@766bdfc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:13, skipping insertion in model container [2023-12-02 21:44:13,020 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:44:13" (1/1) ... [2023-12-02 21:44:13,086 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:44:14,267 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:44:14,281 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:44:14,373 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:44:14,667 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:44:14,667 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:44:14,667 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:44:14,667 WARN L675 CHandler]: The function funcPtr is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:44:14,667 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:44:14,667 WARN L675 CHandler]: The function fgets is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:44:14,673 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:44:14,674 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:14 WrapperNode [2023-12-02 21:44:14,674 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:44:14,675 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:44:14,675 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:44:14,675 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:44:14,681 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:14" (1/1) ... [2023-12-02 21:44:14,714 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:14" (1/1) ... [2023-12-02 21:44:14,748 INFO L138 Inliner]: procedures = 947, calls = 72, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 86 [2023-12-02 21:44:14,749 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:44:14,749 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:44:14,750 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:44:14,750 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:44:14,757 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:14" (1/1) ... [2023-12-02 21:44:14,757 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:14" (1/1) ... [2023-12-02 21:44:14,762 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:14" (1/1) ... [2023-12-02 21:44:14,762 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:14" (1/1) ... [2023-12-02 21:44:14,773 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:14" (1/1) ... [2023-12-02 21:44:14,775 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:14" (1/1) ... [2023-12-02 21:44:14,779 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:14" (1/1) ... [2023-12-02 21:44:14,782 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:14" (1/1) ... [2023-12-02 21:44:14,787 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:44:14,788 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:44:14,788 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:44:14,788 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:44:14,789 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:44:14" (1/1) ... [2023-12-02 21:44:14,795 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:44:14,811 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:44:14,830 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:44:14,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:44:14,875 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-12-02 21:44:14,875 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-12-02 21:44:14,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:44:14,876 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:44:14,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:44:14,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:44:14,876 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-02 21:44:14,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2023-12-02 21:44:14,876 INFO L130 BoogieDeclarations]: Found specification of procedure fgets [2023-12-02 21:44:14,876 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-02 21:44:14,877 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-02 21:44:14,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:44:14,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:44:14,877 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~TO~VOID [2023-12-02 21:44:14,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~TO~VOID [2023-12-02 21:44:15,041 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:44:15,044 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:44:19,390 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:44:19,428 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:44:19,428 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 21:44:19,430 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:44:19 BoogieIcfgContainer [2023-12-02 21:44:19,430 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:44:19,431 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:44:19,431 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:44:19,441 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:44:19,441 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:44:19" (1/1) ... [2023-12-02 21:44:19,449 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:44:19,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:19,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 41 states and 49 transitions. [2023-12-02 21:44:19,495 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 49 transitions. [2023-12-02 21:44:19,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 21:44:19,498 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:19,499 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:44:19,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:44:19,500 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:44:19,501 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-02 21:44:19,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:19,696 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:44:19,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:19,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:44:19,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:19,860 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:44:19,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-02 21:44:20,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:20,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 44 states and 54 transitions. [2023-12-02 21:44:20,922 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2023-12-02 21:44:20,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 21:44:20,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:20,923 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:44:20,923 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:44:20,924 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:44:20,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-02 21:44:21,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:21,084 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:44:21,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:21,141 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 21:44:21,142 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:21,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:44:21,171 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-12-02 21:44:21,171 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-02 21:44:21,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:21,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 45 states and 55 transitions. [2023-12-02 21:44:21,876 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2023-12-02 21:44:21,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 21:44:21,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:21,876 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:44:21,877 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:44:21,877 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:44:21,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 21:44:21,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:21,970 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:44:21,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:21,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:44:21,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:22,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:44:22,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2023-12-02 21:44:22,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:22,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 44 states and 54 transitions. [2023-12-02 21:44:22,196 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2023-12-02 21:44:22,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 21:44:22,197 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:22,197 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:44:22,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:44:22,198 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:44:22,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-02 21:44:22,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:22,314 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:44:22,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:22,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 21:44:22,356 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:22,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:44:22,385 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-02 21:44:22,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:22,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 45 states and 55 transitions. [2023-12-02 21:44:22,438 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 55 transitions. [2023-12-02 21:44:22,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 21:44:22,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:22,439 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:44:22,439 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:44:22,440 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:44:22,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-02 21:44:22,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:22,575 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:44:22,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:22,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 21:44:22,625 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:22,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:44:22,709 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-12-02 21:44:22,717 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Exception during sending of exit command (exit): Broken pipe [2023-12-02 21:44:23,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:23,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 58 transitions. [2023-12-02 21:44:23,228 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 58 transitions. [2023-12-02 21:44:23,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 21:44:23,229 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:23,229 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:44:23,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:44:23,231 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:44:23,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-02 21:44:23,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:23,503 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:44:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:23,580 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 21:44:23,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 21:44:23,745 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:44:23,749 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-02 21:44:24,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:24,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 51 states and 64 transitions. [2023-12-02 21:44:24,367 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 64 transitions. [2023-12-02 21:44:24,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 21:44:24,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:24,368 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 21:44:24,368 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-02 21:44:24,369 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 21:44:24,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-02 21:45:14,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:45:14,592 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-02 21:45:24,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-02 21:45:24,658 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-02 21:45:24,659 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) [2023-12-02 21:45:24,662 INFO L158 Benchmark]: Toolchain (without parser) took 71650.12ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 53.2MB in the beginning and 56.2MB in the end (delta: -3.0MB). Peak memory consumption was 16.5MB. Max. memory is 16.1GB. [2023-12-02 21:45:24,663 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 58.7MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:45:24,663 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1661.37ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 53.0MB in the beginning and 37.8MB in the end (delta: 15.2MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. [2023-12-02 21:45:24,664 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.91ms. Allocated memory is still 98.6MB. Free memory was 37.8MB in the beginning and 67.2MB in the end (delta: -29.5MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. [2023-12-02 21:45:24,664 INFO L158 Benchmark]: Boogie Preprocessor took 37.89ms. Allocated memory is still 98.6MB. Free memory was 67.2MB in the beginning and 65.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:45:24,665 INFO L158 Benchmark]: RCFGBuilder took 4642.14ms. Allocated memory is still 98.6MB. Free memory was 65.1MB in the beginning and 44.2MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-02 21:45:24,665 INFO L158 Benchmark]: CodeCheck took 65230.30ms. Allocated memory is still 98.6MB. Free memory was 44.2MB in the beginning and 56.2MB in the end (delta: -12.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:45:24,667 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 0.20ms. Allocated memory is still 58.7MB. Free memory is still 34.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1661.37ms. Allocated memory was 81.8MB in the beginning and 98.6MB in the end (delta: 16.8MB). Free memory was 53.0MB in the beginning and 37.8MB in the end (delta: 15.2MB). Peak memory consumption was 38.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.91ms. Allocated memory is still 98.6MB. Free memory was 37.8MB in the beginning and 67.2MB in the end (delta: -29.5MB). Peak memory consumption was 7.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.89ms. Allocated memory is still 98.6MB. Free memory was 67.2MB in the beginning and 65.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 4642.14ms. Allocated memory is still 98.6MB. Free memory was 65.1MB in the beginning and 44.2MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 65230.30ms. Allocated memory is still 98.6MB. Free memory was 44.2MB in the beginning and 56.2MB in the end (delta: -12.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:45:24,694 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b802bc58-5da5-4931-9e5e-27944b13fb1c/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