./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_15_good.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_15_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5 --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e9d8f28cb2206ae11934ad9fd6d21e94c333920b3eca3160b41e521af7201a90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 19:57:01,823 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 19:57:01,915 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/config/svcomp-Overflow-64bit-Taipan_Default.epf [2023-11-21 19:57:01,930 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 19:57:01,931 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 19:57:01,970 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 19:57:01,971 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 19:57:01,971 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 19:57:01,972 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 19:57:01,978 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 19:57:01,978 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-21 19:57:01,979 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-21 19:57:01,980 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-21 19:57:01,981 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-21 19:57:01,982 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-21 19:57:01,982 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-21 19:57:01,983 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-21 19:57:01,983 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-21 19:57:01,984 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-21 19:57:01,984 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-21 19:57:01,985 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-21 19:57:01,985 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-21 19:57:01,988 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 19:57:01,989 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 19:57:01,989 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 19:57:01,990 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 19:57:01,990 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 19:57:01,990 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 19:57:01,991 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 19:57:01,991 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 19:57:01,993 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 19:57:01,993 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 19:57:01,993 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 19:57:01,993 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 19:57:01,994 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 19:57:01,994 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 19:57:02,007 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 19:57:02,008 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 19:57:02,008 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 19:57:02,009 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 19:57:02,009 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-21 19:57:02,009 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 19:57:02,009 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 19:57:02,010 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 19:57:02,010 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-21 19:57:02,010 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 19:57:02,011 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9d8f28cb2206ae11934ad9fd6d21e94c333920b3eca3160b41e521af7201a90 [2023-11-21 19:57:02,293 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 19:57:02,322 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 19:57:02,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 19:57:02,326 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 19:57:02,328 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 19:57:02,329 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_15_good.i [2023-11-21 19:57:05,337 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 19:57:05,851 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 19:57:05,852 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_15_good.i [2023-11-21 19:57:05,884 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/data/c2f2dc6b9/41fe914747a1457d88d4062354dd1915/FLAG4216d68c3 [2023-11-21 19:57:05,902 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/data/c2f2dc6b9/41fe914747a1457d88d4062354dd1915 [2023-11-21 19:57:05,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 19:57:05,910 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 19:57:05,914 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 19:57:05,914 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 19:57:05,920 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 19:57:05,921 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 07:57:05" (1/1) ... [2023-11-21 19:57:05,922 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55b2cd0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:57:05, skipping insertion in model container [2023-11-21 19:57:05,922 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 07:57:05" (1/1) ... [2023-11-21 19:57:06,039 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 19:57:06,601 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 19:57:07,934 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:2213) 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.visit(CHandler.java:2339) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:198) 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:383) 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:3412) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2432) 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) [2023-11-21 19:57:07,942 INFO L158 Benchmark]: Toolchain (without parser) took 2031.44ms. Allocated memory is still 117.4MB. Free memory was 81.8MB in the beginning and 56.2MB in the end (delta: 25.6MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-21 19:57:07,950 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 19:57:07,951 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2026.77ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 56.2MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-21 19:57:07,952 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 88.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2026.77ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 56.2MB in the end (delta: 25.2MB). 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_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/config/TaipanReach.xml -i ../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_15_good.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5 --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e9d8f28cb2206ae11934ad9fd6d21e94c333920b3eca3160b41e521af7201a90 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 19:57:10,350 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 19:57:10,487 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/config/svcomp-Overflow-64bit-Taipan_Bitvector.epf [2023-11-21 19:57:10,496 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 19:57:10,497 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 19:57:10,542 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 19:57:10,543 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 19:57:10,543 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 19:57:10,544 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 19:57:10,549 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 19:57:10,550 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-21 19:57:10,550 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-21 19:57:10,550 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-21 19:57:10,552 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-21 19:57:10,553 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-21 19:57:10,553 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-21 19:57:10,554 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 19:57:10,555 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 19:57:10,555 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 19:57:10,556 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 19:57:10,557 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 19:57:10,557 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 19:57:10,558 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 19:57:10,558 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 19:57:10,559 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 19:57:10,559 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 19:57:10,559 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 19:57:10,560 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 19:57:10,560 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 19:57:10,561 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 19:57:10,562 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 19:57:10,562 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 19:57:10,563 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 19:57:10,566 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 19:57:10,566 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 19:57:10,567 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 19:57:10,567 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 19:57:10,567 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 19:57:10,567 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 19:57:10,568 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 19:57:10,569 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 19:57:10,569 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-21 19:57:10,569 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 19:57:10,570 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_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e9d8f28cb2206ae11934ad9fd6d21e94c333920b3eca3160b41e521af7201a90 [2023-11-21 19:57:11,003 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 19:57:11,029 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 19:57:11,034 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 19:57:11,036 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 19:57:11,036 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 19:57:11,038 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/../../sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_15_good.i [2023-11-21 19:57:14,160 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 19:57:14,714 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 19:57:14,714 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/sv-benchmarks/c/Juliet_Test/CWE190_Integer_Overflow__int_rand_square_15_good.i [2023-11-21 19:57:14,762 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/data/3dc72fc9b/0529782556d54cd5a6da4836eb907b3c/FLAG16b792a69 [2023-11-21 19:57:14,781 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/data/3dc72fc9b/0529782556d54cd5a6da4836eb907b3c [2023-11-21 19:57:14,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 19:57:14,786 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 19:57:14,789 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 19:57:14,789 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 19:57:14,795 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 19:57:14,796 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 07:57:14" (1/1) ... [2023-11-21 19:57:14,797 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34c8890c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:57:14, skipping insertion in model container [2023-11-21 19:57:14,797 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 07:57:14" (1/1) ... [2023-11-21 19:57:14,888 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 19:57:15,431 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 19:57:16,586 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 19:57:16,616 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 19:57:16,639 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 19:57:16,775 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 19:57:17,157 WARN L675 CHandler]: The function puts is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 19:57:17,158 WARN L675 CHandler]: The function __ctype_b_loc is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 19:57:17,158 WARN L675 CHandler]: The function iswxdigit is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 19:57:17,158 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 19:57:17,158 WARN L675 CHandler]: The function time is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 19:57:17,166 INFO L206 MainTranslator]: Completed translation [2023-11-21 19:57:17,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:57:17 WrapperNode [2023-11-21 19:57:17,167 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 19:57:17,168 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 19:57:17,168 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 19:57:17,169 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 19:57:17,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:57:17" (1/1) ... [2023-11-21 19:57:17,238 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:57:17" (1/1) ... [2023-11-21 19:57:17,276 INFO L138 Inliner]: procedures = 946, calls = 83, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 195 [2023-11-21 19:57:17,277 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 19:57:17,277 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 19:57:17,277 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 19:57:17,278 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 19:57:17,287 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:57:17" (1/1) ... [2023-11-21 19:57:17,288 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:57:17" (1/1) ... [2023-11-21 19:57:17,294 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:57:17" (1/1) ... [2023-11-21 19:57:17,294 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:57:17" (1/1) ... [2023-11-21 19:57:17,307 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:57:17" (1/1) ... [2023-11-21 19:57:17,310 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:57:17" (1/1) ... [2023-11-21 19:57:17,314 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:57:17" (1/1) ... [2023-11-21 19:57:17,317 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:57:17" (1/1) ... [2023-11-21 19:57:17,323 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 19:57:17,324 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 19:57:17,324 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 19:57:17,324 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 19:57:17,325 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:57:17" (1/1) ... [2023-11-21 19:57:17,331 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 19:57:17,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/z3 [2023-11-21 19:57:17,371 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 19:57:17,427 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 19:57:17,435 INFO L130 BoogieDeclarations]: Found specification of procedure printIntLine [2023-11-21 19:57:17,436 INFO L138 BoogieDeclarations]: Found implementation of procedure printIntLine [2023-11-21 19:57:17,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 19:57:17,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 19:57:17,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 19:57:17,439 INFO L130 BoogieDeclarations]: Found specification of procedure time [2023-11-21 19:57:17,439 INFO L130 BoogieDeclarations]: Found specification of procedure printLine [2023-11-21 19:57:17,439 INFO L138 BoogieDeclarations]: Found implementation of procedure printLine [2023-11-21 19:57:17,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 19:57:17,682 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 19:57:17,684 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 19:57:26,251 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 19:57:26,408 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 19:57:26,408 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 19:57:26,411 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 07:57:26 BoogieIcfgContainer [2023-11-21 19:57:26,411 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 19:57:26,414 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 19:57:26,414 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 19:57:26,419 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 19:57:26,419 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 07:57:14" (1/3) ... [2023-11-21 19:57:26,420 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18b1aa3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 07:57:26, skipping insertion in model container [2023-11-21 19:57:26,420 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:57:17" (2/3) ... [2023-11-21 19:57:26,420 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18b1aa3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 07:57:26, skipping insertion in model container [2023-11-21 19:57:26,421 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 07:57:26" (3/3) ... [2023-11-21 19:57:26,422 INFO L112 eAbstractionObserver]: Analyzing ICFG CWE190_Integer_Overflow__int_rand_square_15_good.i [2023-11-21 19:57:26,441 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 19:57:26,442 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2023-11-21 19:57:26,504 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 19:57:26,511 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6622d7d1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 19:57:26,511 INFO L358 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2023-11-21 19:57:26,516 INFO L276 IsEmpty]: Start isEmpty. Operand has 75 states, 46 states have (on average 1.6304347826086956) internal successors, (75), 66 states have internal predecessors, (75), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 14 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-21 19:57:26,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 19:57:26,535 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:57:26,536 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 19:57:26,537 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-21 19:57:26,544 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:57:26,545 INFO L85 PathProgramCache]: Analyzing trace with hash 1639729578, now seen corresponding path program 1 times [2023-11-21 19:57:26,572 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-21 19:57:26,577 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [122600624] [2023-11-21 19:57:26,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:57:26,578 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-21 19:57:26,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/mathsat [2023-11-21 19:57:26,581 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-21 19:57:26,587 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-21 19:57:26,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:57:26,719 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 19:57:26,724 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 19:57:26,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 19:57:26,814 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 19:57:26,815 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-21 19:57:26,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [122600624] [2023-11-21 19:57:26,816 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [122600624] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:57:26,816 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:57:26,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 19:57:26,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1519195373] [2023-11-21 19:57:26,819 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:57:26,823 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 19:57:26,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-21 19:57:26,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 19:57:26,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 19:57:26,855 INFO L87 Difference]: Start difference. First operand has 75 states, 46 states have (on average 1.6304347826086956) internal successors, (75), 66 states have internal predecessors, (75), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 14 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 19:57:28,995 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 19:57:30,999 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 19:57:33,182 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 19:57:35,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 19:57:35,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:57:35,276 INFO L93 Difference]: Finished difference Result 145 states and 207 transitions. [2023-11-21 19:57:35,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 19:57:35,281 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 11 [2023-11-21 19:57:35,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:57:35,294 INFO L225 Difference]: With dead ends: 145 [2023-11-21 19:57:35,294 INFO L226 Difference]: Without dead ends: 74 [2023-11-21 19:57:35,297 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-21 19:57:35,301 INFO L413 NwaCegarLoop]: 94 mSDtfsCounter, 18 mSDsluCounter, 166 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 260 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2023-11-21 19:57:35,302 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 260 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 60 Invalid, 4 Unknown, 0 Unchecked, 8.4s Time] [2023-11-21 19:57:35,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2023-11-21 19:57:35,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 70. [2023-11-21 19:57:35,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 46 states have (on average 1.5869565217391304) internal successors, (73), 63 states have internal predecessors, (73), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 11 states have call predecessors, (13), 13 states have call successors, (13) [2023-11-21 19:57:35,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 99 transitions. [2023-11-21 19:57:35,365 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 99 transitions. Word has length 11 [2023-11-21 19:57:35,366 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:57:35,366 INFO L495 AbstractCegarLoop]: Abstraction has 70 states and 99 transitions. [2023-11-21 19:57:35,366 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 3.0) internal successors, (9), 4 states have internal predecessors, (9), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 19:57:35,367 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2023-11-21 19:57:35,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 19:57:35,368 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:57:35,369 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 19:57:35,381 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-21 19:57:35,572 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-21 19:57:35,573 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-21 19:57:35,574 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:57:35,574 INFO L85 PathProgramCache]: Analyzing trace with hash -707986518, now seen corresponding path program 1 times [2023-11-21 19:57:35,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-21 19:57:35,575 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [881964965] [2023-11-21 19:57:35,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:57:35,576 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-21 19:57:35,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/mathsat [2023-11-21 19:57:35,577 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-21 19:57:35,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-21 19:57:35,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:57:35,725 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 19:57:35,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 19:57:35,738 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 19:57:35,739 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 19:57:35,740 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-11-21 19:57:35,741 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [881964965] [2023-11-21 19:57:35,741 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [881964965] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:57:35,742 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:57:35,742 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 19:57:35,742 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [219367458] [2023-11-21 19:57:35,742 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:57:35,744 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 19:57:35,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-11-21 19:57:35,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 19:57:35,745 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 19:57:35,746 INFO L87 Difference]: Start difference. First operand 70 states and 99 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 19:57:35,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:57:35,843 INFO L93 Difference]: Finished difference Result 123 states and 170 transitions. [2023-11-21 19:57:35,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 19:57:35,844 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2023-11-21 19:57:35,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:57:35,846 INFO L225 Difference]: With dead ends: 123 [2023-11-21 19:57:35,848 INFO L226 Difference]: Without dead ends: 71 [2023-11-21 19:57:35,849 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 19:57:35,852 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 0 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 160 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-21 19:57:35,853 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 160 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-21 19:57:35,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2023-11-21 19:57:35,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2023-11-21 19:57:35,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 47 states have (on average 1.574468085106383) internal successors, (74), 64 states have internal predecessors, (74), 13 states have call successors, (13), 2 states have call predecessors, (13), 2 states have return successors, (13), 11 states have call predecessors, (13), 13 states have call successors, (13) [2023-11-21 19:57:35,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 100 transitions. [2023-11-21 19:57:35,884 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 100 transitions. Word has length 12 [2023-11-21 19:57:35,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:57:35,886 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 100 transitions. [2023-11-21 19:57:35,887 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-11-21 19:57:35,887 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2023-11-21 19:57:35,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 19:57:35,889 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:57:35,889 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 19:57:35,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-21 19:57:36,094 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-21 19:57:36,095 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2023-11-21 19:57:36,095 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:57:36,096 INFO L85 PathProgramCache]: Analyzing trace with hash -472870484, now seen corresponding path program 1 times [2023-11-21 19:57:36,096 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-11-21 19:57:36,097 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1051794175] [2023-11-21 19:57:36,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:57:36,097 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-21 19:57:36,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/mathsat [2023-11-21 19:57:36,099 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-21 19:57:36,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1a1fe94a-9573-4dc2-b8a0-4b5e690f4d25/bin/utaipan-verify-QoSU8krkJ5/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process