./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_51_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/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_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_51_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/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_8a83d138-71de-407c-91a6-870aecc2e965/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 2bf39ea5f9858928457b56bb272c93df0f4c82d860523c58421bc3db0b9c1610 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:48:56,442 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:48:56,506 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 00:48:56,512 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:48:56,512 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:48:56,535 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:48:56,536 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:48:56,537 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:48:56,538 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:48:56,538 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:48:56,539 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:48:56,539 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:48:56,540 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:48:56,540 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:48:56,541 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:48:56,541 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:48:56,542 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:48:56,542 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 00:48:56,543 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:48:56,543 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:48:56,544 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:48:56,545 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:48:56,545 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:48:56,545 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:48:56,546 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:48:56,546 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:48:56,547 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:48:56,547 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:48:56,548 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:48:56,548 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:48:56,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:48:56,549 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:48:56,549 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_8a83d138-71de-407c-91a6-870aecc2e965/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bf39ea5f9858928457b56bb272c93df0f4c82d860523c58421bc3db0b9c1610 [2023-12-03 00:48:56,768 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:48:56,788 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:48:56,790 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:48:56,792 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:48:56,792 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:48:56,793 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_51_good.i [2023-12-03 00:48:59,508 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:48:59,828 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:48:59,829 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_51_good.i [2023-12-03 00:48:59,854 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/data/9b117157c/a7943f255e464c80ad811efed3ff204c/FLAG5d553b9bc [2023-12-03 00:48:59,868 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/data/9b117157c/a7943f255e464c80ad811efed3ff204c [2023-12-03 00:48:59,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:48:59,872 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:48:59,874 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:48:59,874 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:48:59,878 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:48:59,878 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:48:59" (1/1) ... [2023-12-03 00:48:59,879 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1caa11de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:48:59, skipping insertion in model container [2023-12-03 00:48:59,879 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:48:59" (1/1) ... [2023-12-03 00:48:59,954 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:49:01,368 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1486) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:949) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1671) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:386) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3421) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2441) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 00:49:01,372 INFO L158 Benchmark]: Toolchain (without parser) took 1498.60ms. Allocated memory is still 161.5MB. Free memory was 116.4MB in the beginning and 91.6MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 00:49:01,372 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:49:01,373 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1496.39ms. Allocated memory is still 161.5MB. Free memory was 116.4MB in the beginning and 91.6MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 00:49:01,374 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1496.39ms. Allocated memory is still 161.5MB. Free memory was 116.4MB in the beginning and 91.6MB in the end (delta: 24.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/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_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_51_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/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_8a83d138-71de-407c-91a6-870aecc2e965/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 2bf39ea5f9858928457b56bb272c93df0f4c82d860523c58421bc3db0b9c1610 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:49:03,095 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:49:03,186 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 00:49:03,218 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:49:03,219 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:49:03,219 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:49:03,220 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:49:03,221 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:49:03,221 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:49:03,222 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:49:03,222 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:49:03,223 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:49:03,223 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:49:03,224 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:49:03,224 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 00:49:03,225 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 00:49:03,225 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 00:49:03,226 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 00:49:03,226 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:49:03,227 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:49:03,227 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:49:03,228 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:49:03,228 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:49:03,229 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:49:03,229 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:49:03,229 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 00:49:03,230 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:49:03,230 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:49:03,231 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:49:03,231 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:49:03,231 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:49:03,232 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 00:49:03,232 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 00:49:03,232 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:49:03,232 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 00:49:03,233 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 00:49:03,233 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_8a83d138-71de-407c-91a6-870aecc2e965/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2bf39ea5f9858928457b56bb272c93df0f4c82d860523c58421bc3db0b9c1610 [2023-12-03 00:49:03,519 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:49:03,537 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:49:03,540 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:49:03,541 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:49:03,541 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:49:03,543 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_51_good.i [2023-12-03 00:49:06,297 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:49:06,611 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:49:06,612 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_51_good.i [2023-12-03 00:49:06,639 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/data/161ef9063/dcd099767eec4366b87994a9af96fa6e/FLAG07ca6d144 [2023-12-03 00:49:06,654 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/data/161ef9063/dcd099767eec4366b87994a9af96fa6e [2023-12-03 00:49:06,657 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:49:06,659 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:49:06,660 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:49:06,660 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:49:06,665 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:49:06,666 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:49:06" (1/1) ... [2023-12-03 00:49:06,667 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@893c9aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:49:06, skipping insertion in model container [2023-12-03 00:49:06,667 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:49:06" (1/1) ... [2023-12-03 00:49:06,733 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:49:08,100 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:49:08,114 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:49:08,223 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:49:08,508 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:49:08,508 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:49:08,508 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:49:08,509 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 00:49:08,514 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:49:08,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:49:08 WrapperNode [2023-12-03 00:49:08,515 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:49:08,516 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:49:08,516 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:49:08,516 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:49:08,524 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:49:08" (1/1) ... [2023-12-03 00:49:08,560 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:49:08" (1/1) ... [2023-12-03 00:49:08,592 INFO L138 Inliner]: procedures = 945, calls = 62, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 80 [2023-12-03 00:49:08,593 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:49:08,593 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:49:08,593 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:49:08,594 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:49:08,603 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:49:08" (1/1) ... [2023-12-03 00:49:08,603 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:49:08" (1/1) ... [2023-12-03 00:49:08,608 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:49:08" (1/1) ... [2023-12-03 00:49:08,608 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:49:08" (1/1) ... [2023-12-03 00:49:08,618 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:49:08" (1/1) ... [2023-12-03 00:49:08,620 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:49:08" (1/1) ... [2023-12-03 00:49:08,624 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:49:08" (1/1) ... [2023-12-03 00:49:08,626 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:49:08" (1/1) ... [2023-12-03 00:49:08,631 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:49:08,632 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:49:08,632 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:49:08,632 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:49:08,633 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:49:08" (1/1) ... [2023-12-03 00:49:08,639 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:49:08,650 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:49:08,664 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:49:08,678 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:49:08,697 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-12-03 00:49:08,697 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-12-03 00:49:08,697 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:49:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:49:08,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:49:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 00:49:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 00:49:08,698 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 00:49:08,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 00:49:08,859 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:49:08,861 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:49:11,052 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:49:11,102 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:49:11,102 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 00:49:11,104 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:49:11 BoogieIcfgContainer [2023-12-03 00:49:11,104 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:49:11,105 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:49:11,105 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:49:11,115 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:49:11,115 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:49:11" (1/1) ... [2023-12-03 00:49:11,123 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:49:11,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:49:11,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 29 states and 33 transitions. [2023-12-03 00:49:11,183 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 33 transitions. [2023-12-03 00:49:11,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-03 00:49:11,187 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:49:11,188 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:49:11,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:49:11,189 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:49:11,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 00:49:11,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:49:11,403 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:49:11,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:49:11,448 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:49:11,452 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:49:11,504 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 00:49:11,508 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 00:49:12,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:49:12,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 28 states and 32 transitions. [2023-12-03 00:49:12,469 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 32 transitions. [2023-12-03 00:49:12,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 00:49:12,469 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:49:12,470 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:49:12,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:49:12,471 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:49:12,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 00:49:12,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:49:12,625 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:49:12,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:49:12,663 INFO L262 TraceCheckSpWp]: Trace formula consists of 42 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:49:12,664 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:49:12,675 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 00:49:12,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 00:49:12,678 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 00:49:13,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:49:13,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 31 transitions. [2023-12-03 00:49:13,155 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2023-12-03 00:49:13,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 00:49:13,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:49:13,156 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:49:13,156 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:49:13,157 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:49:13,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 00:49:13,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:49:13,242 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:49:13,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:49:13,290 INFO L262 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 00:49:13,292 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:49:13,345 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 00:49:13,347 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 00:49:13,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:49:13,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 26 states and 30 transitions. [2023-12-03 00:49:13,432 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 30 transitions. [2023-12-03 00:49:13,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 00:49:13,432 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:49:13,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:49:13,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:49:13,434 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:49:13,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 00:49:13,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:49:13,532 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:49:13,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:49:13,621 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 00:49:13,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:49:13,645 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 00:49:13,647 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 00:49:13,647 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 00:49:13,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:49:13,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 31 transitions. [2023-12-03 00:49:13,724 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2023-12-03 00:49:13,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 00:49:13,725 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:49:13,725 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 00:49:13,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 00:49:13,727 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 00:49:13,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 00:50:02,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:50:02,782 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 00:50:12,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-12-03 00:50:12,843 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2023-12-03 00:50:12,843 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 00:50:12,847 INFO L158 Benchmark]: Toolchain (without parser) took 66187.57ms. Allocated memory is still 109.1MB. Free memory was 85.5MB in the beginning and 67.9MB in the end (delta: 17.7MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2023-12-03 00:50:12,847 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 65.0MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:50:12,848 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1855.35ms. Allocated memory is still 109.1MB. Free memory was 85.1MB in the beginning and 72.3MB in the end (delta: 12.9MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. [2023-12-03 00:50:12,848 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.58ms. Allocated memory is still 109.1MB. Free memory was 72.3MB in the beginning and 68.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 00:50:12,848 INFO L158 Benchmark]: Boogie Preprocessor took 38.05ms. Allocated memory is still 109.1MB. Free memory was 68.1MB in the beginning and 66.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:50:12,849 INFO L158 Benchmark]: RCFGBuilder took 2471.96ms. Allocated memory is still 109.1MB. Free memory was 66.0MB in the beginning and 45.7MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-03 00:50:12,849 INFO L158 Benchmark]: CodeCheck took 61740.74ms. Allocated memory is still 109.1MB. Free memory was 45.7MB in the beginning and 67.9MB in the end (delta: -22.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:50:12,852 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 0.24ms. Allocated memory is still 65.0MB. Free memory is still 41.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1855.35ms. Allocated memory is still 109.1MB. Free memory was 85.1MB in the beginning and 72.3MB in the end (delta: 12.9MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.58ms. Allocated memory is still 109.1MB. Free memory was 72.3MB in the beginning and 68.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.05ms. Allocated memory is still 109.1MB. Free memory was 68.1MB in the beginning and 66.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2471.96ms. Allocated memory is still 109.1MB. Free memory was 66.0MB in the beginning and 45.7MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 61740.74ms. Allocated memory is still 109.1MB. Free memory was 45.7MB in the beginning and 67.9MB in the end (delta: -22.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 00:50:12,878 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8a83d138-71de-407c-91a6-870aecc2e965/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