./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_06_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_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/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_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_06_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/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_2716f1ae-8038-4d32-9d48-a7e31d67d983/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 f340a344b0cd8a3eb9dda3d5c47e606d7c41a457465c9271467612d4cde1249d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:13:09,148 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:13:09,221 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-12-03 04:13:09,225 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:13:09,226 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:13:09,248 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:13:09,249 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:13:09,249 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:13:09,250 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:13:09,250 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:13:09,251 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:13:09,251 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:13:09,252 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:13:09,252 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:13:09,253 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:13:09,253 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:13:09,254 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:13:09,254 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:13:09,255 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:13:09,255 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:13:09,256 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:13:09,257 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:13:09,257 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:13:09,258 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:13:09,258 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:13:09,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:13:09,259 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:13:09,259 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:13:09,260 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:13:09,260 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:13:09,261 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:13:09,261 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:13:09,261 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_2716f1ae-8038-4d32-9d48-a7e31d67d983/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f340a344b0cd8a3eb9dda3d5c47e606d7c41a457465c9271467612d4cde1249d [2023-12-03 04:13:09,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:13:09,520 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:13:09,522 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:13:09,524 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:13:09,524 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:13:09,525 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_06_good.i [2023-12-03 04:13:12,255 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:13:12,578 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:13:12,579 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_06_good.i [2023-12-03 04:13:12,608 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/data/1714bb1cc/ae6244aa17334d5e82e7561309ed294c/FLAGedf5c3987 [2023-12-03 04:13:12,624 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/data/1714bb1cc/ae6244aa17334d5e82e7561309ed294c [2023-12-03 04:13:12,627 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:13:12,628 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:13:12,630 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:13:12,630 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:13:12,634 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:13:12,635 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:13:12" (1/1) ... [2023-12-03 04:13:12,636 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b846406 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:12, skipping insertion in model container [2023-12-03 04:13:12,637 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:13:12" (1/1) ... [2023-12-03 04:13:12,735 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:13:14,012 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2220) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1486) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:949) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1671) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1702) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:231) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:386) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3421) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2441) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 04:13:14,018 INFO L158 Benchmark]: Toolchain (without parser) took 1388.79ms. Allocated memory is still 167.8MB. Free memory was 125.4MB in the beginning and 120.1MB in the end (delta: 5.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 04:13:14,018 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 115.3MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:13:14,019 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1386.57ms. Allocated memory is still 167.8MB. Free memory was 125.4MB in the beginning and 120.1MB in the end (delta: 5.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 04:13:14,020 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 115.3MB. Free memory is still 82.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1386.57ms. Allocated memory is still 167.8MB. Free memory was 125.4MB in the beginning and 120.1MB in the end (delta: 5.3MB). Peak memory consumption was 10.5MB. 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_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/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_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_06_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/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_2716f1ae-8038-4d32-9d48-a7e31d67d983/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 f340a344b0cd8a3eb9dda3d5c47e606d7c41a457465c9271467612d4cde1249d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:13:15,774 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:13:15,842 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-64bit-Kojak_Bitvector.epf [2023-12-03 04:13:15,871 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:13:15,871 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:13:15,872 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:13:15,872 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:13:15,873 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:13:15,874 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:13:15,874 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:13:15,875 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:13:15,875 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:13:15,876 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:13:15,876 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:13:15,877 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:13:15,877 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:13:15,878 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 04:13:15,878 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:13:15,879 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 04:13:15,879 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:13:15,880 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:13:15,883 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:13:15,884 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:13:15,884 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:13:15,885 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:13:15,885 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:13:15,886 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:13:15,886 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:13:15,886 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:13:15,887 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:13:15,887 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:13:15,887 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:13:15,888 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:13:15,888 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:13:15,888 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:13:15,888 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:13:15,889 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_2716f1ae-8038-4d32-9d48-a7e31d67d983/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f340a344b0cd8a3eb9dda3d5c47e606d7c41a457465c9271467612d4cde1249d [2023-12-03 04:13:16,196 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:13:16,219 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:13:16,221 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:13:16,223 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:13:16,223 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:13:16,225 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_06_good.i [2023-12-03 04:13:19,072 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:13:19,432 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:13:19,433 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_max_square_06_good.i [2023-12-03 04:13:19,462 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/data/139f170ce/11c4832e9ee74164b3af234ea0074ee8/FLAGcb72fc47c [2023-12-03 04:13:19,478 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/data/139f170ce/11c4832e9ee74164b3af234ea0074ee8 [2023-12-03 04:13:19,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:13:19,482 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:13:19,483 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:13:19,483 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:13:19,488 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:13:19,489 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:13:19" (1/1) ... [2023-12-03 04:13:19,490 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c3bbc17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:19, skipping insertion in model container [2023-12-03 04:13:19,490 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:13:19" (1/1) ... [2023-12-03 04:13:19,560 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:13:20,988 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:13:21,002 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:13:21,093 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:13:21,387 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:13:21,387 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:13:21,387 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:13:21,387 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:13:21,393 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:13:21,393 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:21 WrapperNode [2023-12-03 04:13:21,393 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:13:21,394 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:13:21,394 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:13:21,395 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:13:21,402 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:21" (1/1) ... [2023-12-03 04:13:21,436 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:21" (1/1) ... [2023-12-03 04:13:21,466 INFO L138 Inliner]: procedures = 945, calls = 70, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 104 [2023-12-03 04:13:21,466 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:13:21,467 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:13:21,467 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:13:21,467 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:13:21,475 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:21" (1/1) ... [2023-12-03 04:13:21,475 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:21" (1/1) ... [2023-12-03 04:13:21,480 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:21" (1/1) ... [2023-12-03 04:13:21,480 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:21" (1/1) ... [2023-12-03 04:13:21,490 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:21" (1/1) ... [2023-12-03 04:13:21,493 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:21" (1/1) ... [2023-12-03 04:13:21,497 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:21" (1/1) ... [2023-12-03 04:13:21,499 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:21" (1/1) ... [2023-12-03 04:13:21,505 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:13:21,506 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:13:21,506 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:13:21,506 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:13:21,507 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:13:21" (1/1) ... [2023-12-03 04:13:21,513 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:13:21,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:13:21,546 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:13:21,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:13:21,584 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-12-03 04:13:21,584 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-12-03 04:13:21,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:13:21,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:13:21,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:13:21,585 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-12-03 04:13:21,585 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-12-03 04:13:21,585 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-12-03 04:13:21,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:13:21,734 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:13:21,736 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:13:25,483 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:13:25,534 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:13:25,535 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 04:13:25,537 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:13:25 BoogieIcfgContainer [2023-12-03 04:13:25,537 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:13:25,538 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:13:25,538 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:13:25,547 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:13:25,548 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:13:25" (1/1) ... [2023-12-03 04:13:25,557 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 04:13:25,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:25,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 59 states and 75 transitions. [2023-12-03 04:13:25,611 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 75 transitions. [2023-12-03 04:13:25,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 04:13:25,616 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:25,616 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:13:25,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:13:25,647 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:13:25,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-12-03 04:13:25,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:25,756 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:13:25,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:25,783 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:13:25,788 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:25,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:13:25,896 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-12-03 04:13:25,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:25,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 58 states and 74 transitions. [2023-12-03 04:13:25,980 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 74 transitions. [2023-12-03 04:13:25,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 04:13:25,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:25,981 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:13:25,982 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:13:25,983 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:13:25,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2023-12-03 04:13:26,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:26,084 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:13:26,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:26,125 INFO L262 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:13:26,126 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:26,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:13:26,143 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2023-12-03 04:13:26,143 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (3)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 04:13:26,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:26,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 59 states and 75 transitions. [2023-12-03 04:13:26,182 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 75 transitions. [2023-12-03 04:13:26,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-03 04:13:26,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:26,183 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:13:26,183 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:13:26,185 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:13:26,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-03 04:13:26,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:26,424 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:13:26,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:26,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 52 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:13:26,474 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:26,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:13:26,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2023-12-03 04:13:27,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:27,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 54 states and 76 transitions. [2023-12-03 04:13:27,627 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 76 transitions. [2023-12-03 04:13:27,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 04:13:27,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:27,629 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:13:27,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:13:27,630 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:13:27,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2023-12-03 04:13:27,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:27,707 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:13:27,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:27,742 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:13:27,744 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:27,762 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 04:13:27,764 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2023-12-03 04:13:27,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:27,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 52 states and 70 transitions. [2023-12-03 04:13:27,879 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2023-12-03 04:13:27,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 04:13:27,880 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:27,880 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:13:27,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:13:27,882 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:13:27,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2023-12-03 04:13:28,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:28,006 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:13:28,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:28,034 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:13:28,035 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:28,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:13:28,126 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2023-12-03 04:13:28,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:28,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 51 states and 69 transitions. [2023-12-03 04:13:28,229 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2023-12-03 04:13:28,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 04:13:28,230 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:28,230 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:13:28,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:13:28,231 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:13:28,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2023-12-03 04:13:28,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:28,355 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:13:28,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:28,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:13:28,411 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:28,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:13:28,447 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2023-12-03 04:13:28,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:28,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 52 states and 70 transitions. [2023-12-03 04:13:28,502 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 70 transitions. [2023-12-03 04:13:28,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 04:13:28,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:28,503 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:13:28,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:13:28,504 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:13:28,511 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2023-12-03 04:13:28,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:28,623 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:13:28,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:28,673 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:13:28,674 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:28,702 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:13:28,708 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 04:13:28,708 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2023-12-03 04:13:29,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:29,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 52 states and 67 transitions. [2023-12-03 04:13:29,005 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 67 transitions. [2023-12-03 04:13:29,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-03 04:13:29,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:29,006 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:13:29,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:13:29,007 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:13:29,012 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2023-12-03 04:13:29,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:29,229 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:13:29,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:29,279 INFO L262 TraceCheckSpWp]: Trace formula consists of 70 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:13:29,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:29,376 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-03 04:13:29,380 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Exception during sending of exit command (exit): Broken pipe [2023-12-03 04:13:29,383 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2023-12-03 04:13:31,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.67s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:13:31,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:31,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 45 states and 57 transitions. [2023-12-03 04:13:31,748 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 57 transitions. [2023-12-03 04:13:31,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-03 04:13:31,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:31,749 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:13:31,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:13:31,750 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:13:31,750 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2023-12-03 04:13:32,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:32,003 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:13:32,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:32,055 INFO L262 TraceCheckSpWp]: Trace formula consists of 85 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:13:32,056 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:32,116 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 04:13:32,119 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2023-12-03 04:13:33,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:33,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 47 states and 61 transitions. [2023-12-03 04:13:33,236 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 61 transitions. [2023-12-03 04:13:33,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-03 04:13:33,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:33,237 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:13:33,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:13:33,238 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:13:33,239 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2023-12-03 04:13:33,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:33,480 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:13:33,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:33,525 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:13:33,526 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:33,533 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 04:13:33,537 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2023-12-03 04:13:33,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:33,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 48 states and 62 transitions. [2023-12-03 04:13:33,760 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 62 transitions. [2023-12-03 04:13:33,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 04:13:33,761 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:33,761 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:13:33,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:13:33,762 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:13:33,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2023-12-03 04:13:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:33,853 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:13:33,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:33,901 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-03 04:13:33,902 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:33,950 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 04:13:33,952 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2023-12-03 04:13:34,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:34,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 41 states and 46 transitions. [2023-12-03 04:13:34,591 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 46 transitions. [2023-12-03 04:13:34,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-12-03 04:13:34,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:34,592 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:13:34,592 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:13:34,593 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:13:34,595 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2023-12-03 04:13:34,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:34,865 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:13:34,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:34,947 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:13:34,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:35,105 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 04:13:35,109 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2023-12-03 04:13:37,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.86s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:13:37,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:37,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 42 states and 48 transitions. [2023-12-03 04:13:37,550 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 48 transitions. [2023-12-03 04:13:37,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 04:13:37,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 04:13:37,551 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-03 04:13:37,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 [2023-12-03 04:13:37,552 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-03 04:13:37,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2023-12-03 04:13:37,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:37,834 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-12-03 04:13:37,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 04:13:37,905 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-03 04:13:37,907 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 04:13:37,991 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 04:13:37,996 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2023-12-03 04:13:39,283 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-03 04:13:39,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 04:13:39,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 41 states and 47 transitions. [2023-12-03 04:13:39,290 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 47 transitions. [2023-12-03 04:13:39,291 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 04:13:39,291 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 14 iterations. [2023-12-03 04:13:39,296 INFO L751 CodeCheckObserver]: All specifications hold 10 specifications checked. All of them hold [2023-12-03 04:13:39,466 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 04:13:39,469 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 04:13:39 ImpRootNode [2023-12-03 04:13:39,469 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 04:13:39,469 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 04:13:39,469 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 04:13:39,469 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 04:13:39,470 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:13:25" (3/4) ... [2023-12-03 04:13:39,471 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 04:13:39,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printLine [2023-12-03 04:13:39,473 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure printIntLine [2023-12-03 04:13:39,477 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-12-03 04:13:39,477 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-12-03 04:13:39,478 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-12-03 04:13:39,478 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 04:13:39,564 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 04:13:39,564 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 04:13:39,564 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 04:13:39,565 INFO L158 Benchmark]: Toolchain (without parser) took 20083.29ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 67.6MB in the beginning and 47.1MB in the end (delta: 20.5MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. [2023-12-03 04:13:39,565 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 71.3MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:13:39,565 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1910.50ms. Allocated memory is still 96.5MB. Free memory was 67.6MB in the beginning and 45.1MB in the end (delta: 22.5MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2023-12-03 04:13:39,566 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.00ms. Allocated memory is still 96.5MB. Free memory was 45.1MB in the beginning and 41.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:13:39,566 INFO L158 Benchmark]: Boogie Preprocessor took 38.16ms. Allocated memory is still 96.5MB. Free memory was 41.0MB in the beginning and 38.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:13:39,566 INFO L158 Benchmark]: RCFGBuilder took 4031.14ms. Allocated memory is still 96.5MB. Free memory was 38.3MB in the beginning and 43.7MB in the end (delta: -5.4MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2023-12-03 04:13:39,567 INFO L158 Benchmark]: CodeCheck took 13931.08ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 43.7MB in the beginning and 52.3MB in the end (delta: -8.5MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2023-12-03 04:13:39,567 INFO L158 Benchmark]: Witness Printer took 95.13ms. Allocated memory is still 117.4MB. Free memory was 52.3MB in the beginning and 47.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:13:39,569 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 59 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 13.7s, OverallIterations: 14, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1245 SdHoareTripleChecker+Valid, 33.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 420 mSDsluCounter, 913 SdHoareTripleChecker+Invalid, 32.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 216 mSDsCounter, 378 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1280 IncrementalHoareTripleChecker+Invalid, 1658 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 378 mSolverCounterUnsat, 697 mSDtfsCounter, 1280 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2293 GetRequests, 2225 SyntacticMatches, 0 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1286 ImplicationChecksByTransitivity, 2.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 264 NumberOfCodeBlocks, 264 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 251 ConstructedInterpolants, 0 QuantifiedInterpolants, 565 SizeOfPredicates, 6 NumberOfNonLiveVariables, 938 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 40/40 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 1847]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1849]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1849]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1868]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1870]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1870]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1894]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1894]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1910]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 1910]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold - InvariantResult [Line: 1927]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 71.3MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1910.50ms. Allocated memory is still 96.5MB. Free memory was 67.6MB in the beginning and 45.1MB in the end (delta: 22.5MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.00ms. Allocated memory is still 96.5MB. Free memory was 45.1MB in the beginning and 41.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.16ms. Allocated memory is still 96.5MB. Free memory was 41.0MB in the beginning and 38.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 4031.14ms. Allocated memory is still 96.5MB. Free memory was 38.3MB in the beginning and 43.7MB in the end (delta: -5.4MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. * CodeCheck took 13931.08ms. Allocated memory was 96.5MB in the beginning and 117.4MB in the end (delta: 21.0MB). Free memory was 43.7MB in the beginning and 52.3MB in the end (delta: -8.5MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * Witness Printer took 95.13ms. Allocated memory is still 117.4MB. Free memory was 52.3MB in the beginning and 47.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 04:13:39,594 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2716f1ae-8038-4d32-9d48-a7e31d67d983/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: TRUE