./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6d35be8b8e312d4eada0f7530ae9d43ecf1865be922a243e0781a735d175935c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:28:51,742 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:28:51,853 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-21 22:28:51,859 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:28:51,860 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:28:51,899 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:28:51,900 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:28:51,900 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:28:51,901 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:28:51,906 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:28:51,907 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:28:51,908 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:28:51,909 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:28:51,911 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:28:51,911 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:28:51,911 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:28:51,912 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:28:51,912 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:28:51,913 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:28:51,913 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:28:51,914 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:28:51,914 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:28:51,915 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:28:51,915 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:28:51,915 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:28:51,916 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:28:51,916 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:28:51,917 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:28:51,917 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:28:51,918 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:28:51,931 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:28:51,931 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:28:51,932 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:28:51,932 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:28:51,932 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:28:51,933 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:28:51,933 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:28:51,933 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:28:51,934 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:28:51,934 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:28:51,934 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:28:51,935 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:28:51,935 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6d35be8b8e312d4eada0f7530ae9d43ecf1865be922a243e0781a735d175935c [2023-11-21 22:28:52,290 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:28:52,324 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:28:52,327 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:28:52,328 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:28:52,329 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:28:52,330 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-2.i [2023-11-21 22:28:55,406 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:28:55,794 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:28:55,796 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-2.i [2023-11-21 22:28:55,818 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/bin/uautomizer-verify-bycVGegfSx/data/3d0272856/d03e86de302d44c0bd1e2c901449d047/FLAGfbc2d0875 [2023-11-21 22:28:55,839 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/bin/uautomizer-verify-bycVGegfSx/data/3d0272856/d03e86de302d44c0bd1e2c901449d047 [2023-11-21 22:28:55,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:28:55,842 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:28:55,844 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:28:55,844 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:28:55,851 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:28:55,852 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:28:55" (1/1) ... [2023-11-21 22:28:55,853 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a8a1cc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:55, skipping insertion in model container [2023-11-21 22:28:55,854 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:28:55" (1/1) ... [2023-11-21 22:28:55,942 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:28:56,489 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-2.i[33021,33034] [2023-11-21 22:28:56,690 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:28:56,711 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:28:56,759 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-2.i[33021,33034] [2023-11-21 22:28:56,879 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:28:56,937 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:28:56,938 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:56 WrapperNode [2023-11-21 22:28:56,939 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:28:56,940 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:28:56,941 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:28:56,941 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:28:56,950 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:56" (1/1) ... [2023-11-21 22:28:57,047 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:56" (1/1) ... [2023-11-21 22:28:57,154 INFO L138 Inliner]: procedures = 177, calls = 400, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1657 [2023-11-21 22:28:57,155 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:28:57,155 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:28:57,155 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:28:57,156 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:28:57,166 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:56" (1/1) ... [2023-11-21 22:28:57,166 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:56" (1/1) ... [2023-11-21 22:28:57,179 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:56" (1/1) ... [2023-11-21 22:28:57,399 WARN L106 HeapSplitter]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure #Ultimate.C_memset is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2023-11-21 22:28:57,399 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:56" (1/1) ... [2023-11-21 22:28:57,399 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:56" (1/1) ... [2023-11-21 22:28:57,492 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:56" (1/1) ... [2023-11-21 22:28:57,522 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:56" (1/1) ... [2023-11-21 22:28:57,531 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:56" (1/1) ... [2023-11-21 22:28:57,547 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:56" (1/1) ... [2023-11-21 22:28:57,576 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:28:57,578 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:28:57,578 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:28:57,578 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:28:57,579 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:56" (1/1) ... [2023-11-21 22:28:57,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:28:57,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:28:57,618 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:28:57,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:28:57,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 22:28:57,675 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 22:28:57,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 22:28:57,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 22:28:57,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 22:28:57,677 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 22:28:57,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:28:57,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:28:57,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:28:57,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 22:28:57,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 22:28:57,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:28:57,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 22:28:57,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:28:57,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:28:57,952 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:28:57,954 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:29:01,283 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:29:03,618 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:29:03,618 INFO L308 CfgBuilder]: Removed 69 assume(true) statements. [2023-11-21 22:29:03,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:29:03 BoogieIcfgContainer [2023-11-21 22:29:03,620 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:29:03,623 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:29:03,623 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:29:03,626 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:29:03,628 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:28:55" (1/3) ... [2023-11-21 22:29:03,628 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17fd2cc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:29:03, skipping insertion in model container [2023-11-21 22:29:03,628 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:56" (2/3) ... [2023-11-21 22:29:03,630 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17fd2cc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:29:03, skipping insertion in model container [2023-11-21 22:29:03,631 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:29:03" (3/3) ... [2023-11-21 22:29:03,634 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_BER_test4-2.i [2023-11-21 22:29:03,654 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:29:03,655 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:29:03,709 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:29:03,717 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=PETRI_NET, 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;@49c13c0a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:29:03,718 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:29:03,725 INFO L276 IsEmpty]: Start isEmpty. Operand has 150 states, 130 states have (on average 1.7384615384615385) internal successors, (226), 141 states have internal predecessors, (226), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-21 22:29:03,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 22:29:03,736 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:29:03,736 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:29:03,737 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:29:03,743 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:29:03,744 INFO L85 PathProgramCache]: Analyzing trace with hash -852981924, now seen corresponding path program 1 times [2023-11-21 22:29:03,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:29:03,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973840910] [2023-11-21 22:29:03,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:29:03,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:29:03,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:29:04,018 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 22:29:04,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:29:04,019 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973840910] [2023-11-21 22:29:04,019 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973840910] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:29:04,020 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:29:04,020 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:29:04,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013251930] [2023-11-21 22:29:04,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:29:04,030 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:29:04,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:29:04,067 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:29:04,068 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:29:04,073 INFO L87 Difference]: Start difference. First operand has 150 states, 130 states have (on average 1.7384615384615385) internal successors, (226), 141 states have internal predecessors, (226), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:29:06,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:29:08,150 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:29:10,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:29:12,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:29:14,358 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:29:16,370 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:29:18,386 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:29:20,392 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:29:22,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:29:24,948 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:29:26,650 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.36s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2023-11-21 22:29:27,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:29:27,259 INFO L93 Difference]: Finished difference Result 397 states and 698 transitions. [2023-11-21 22:29:27,265 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:29:27,266 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2023-11-21 22:29:27,266 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:29:27,277 INFO L225 Difference]: With dead ends: 397 [2023-11-21 22:29:27,278 INFO L226 Difference]: Without dead ends: 231 [2023-11-21 22:29:27,285 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 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 22:29:27,294 INFO L413 NwaCegarLoop]: 171 mSDtfsCounter, 102 mSDsluCounter, 154 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 2 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 23.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 108 SdHoareTripleChecker+Valid, 325 SdHoareTripleChecker+Invalid, 76 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.1s IncrementalHoareTripleChecker+Time [2023-11-21 22:29:27,295 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [108 Valid, 325 Invalid, 76 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 66 Invalid, 8 Unknown, 0 Unchecked, 23.1s Time] [2023-11-21 22:29:27,314 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2023-11-21 22:29:27,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 186. [2023-11-21 22:29:27,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 186 states, 164 states have (on average 1.170731707317073) internal successors, (192), 174 states have internal predecessors, (192), 19 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 10 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-21 22:29:27,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 186 states and 230 transitions. [2023-11-21 22:29:27,357 INFO L78 Accepts]: Start accepts. Automaton has 186 states and 230 transitions. Word has length 8 [2023-11-21 22:29:27,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:29:27,358 INFO L495 AbstractCegarLoop]: Abstraction has 186 states and 230 transitions. [2023-11-21 22:29:27,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 2 states have internal predecessors, (7), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:29:27,358 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 230 transitions. [2023-11-21 22:29:27,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 22:29:27,362 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:29:27,363 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:29:27,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 22:29:27,363 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:29:27,364 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:29:27,364 INFO L85 PathProgramCache]: Analyzing trace with hash 1098039702, now seen corresponding path program 1 times [2023-11-21 22:29:27,365 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:29:27,365 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1998539468] [2023-11-21 22:29:27,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:29:27,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:29:27,503 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:29:27,504 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1334556528] [2023-11-21 22:29:27,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:29:27,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:29:27,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:29:27,508 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:29:27,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-21 22:29:28,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:29:28,072 INFO L262 TraceCheckSpWp]: Trace formula consists of 538 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-21 22:29:28,083 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:29:28,227 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:29:28,227 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-21 22:29:28,352 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 22:29:28,353 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:29:28,353 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1998539468] [2023-11-21 22:29:28,353 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:29:28,354 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1334556528] [2023-11-21 22:29:28,355 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1334556528] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-21 22:29:28,355 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-21 22:29:28,355 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2023-11-21 22:29:28,356 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1255112127] [2023-11-21 22:29:28,357 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-21 22:29:28,359 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-21 22:29:28,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:29:28,364 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-21 22:29:28,364 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-21 22:29:28,364 INFO L87 Difference]: Start difference. First operand 186 states and 230 transitions. Second operand has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 5 states have internal predecessors, (113), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:29:30,391 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:29:32,407 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:29:34,474 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:29:36,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:29:38,842 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:29:40,847 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:29:42,869 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:29:44,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:29:46,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:29:48,027 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:29:50,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:29:52,036 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:29:54,099 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:29:56,000 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.90s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:29:57,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:29:57,583 INFO L93 Difference]: Finished difference Result 491 states and 585 transitions. [2023-11-21 22:29:57,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 22:29:57,584 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 5 states have internal predecessors, (113), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 60 [2023-11-21 22:29:57,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:29:57,585 INFO L225 Difference]: With dead ends: 491 [2023-11-21 22:29:57,585 INFO L226 Difference]: Without dead ends: 0 [2023-11-21 22:29:57,587 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 114 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-21 22:29:57,589 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 214 mSDsluCounter, 161 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 6 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 229 SdHoareTripleChecker+Valid, 271 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.2s IncrementalHoareTripleChecker+Time [2023-11-21 22:29:57,590 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [229 Valid, 271 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 73 Invalid, 10 Unknown, 0 Unchecked, 29.2s Time] [2023-11-21 22:29:57,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-21 22:29:57,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-21 22:29:57,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:29:57,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-21 22:29:57,592 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 60 [2023-11-21 22:29:57,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:29:57,592 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 22:29:57,593 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 5 states have internal predecessors, (113), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 22:29:57,593 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-21 22:29:57,593 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 22:29:57,595 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-21 22:29:57,620 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-21 22:29:57,812 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-21 22:29:57,814 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-21 22:29:57,945 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2023-11-21 22:29:57,946 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-11-21 22:29:57,946 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-21 22:29:57,946 INFO L899 garLoopResultBuilder]: For program point L758-170(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,947 INFO L895 garLoopResultBuilder]: At program point L758-171(line 758) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,947 INFO L899 garLoopResultBuilder]: For program point L758-172(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,947 INFO L899 garLoopResultBuilder]: For program point L758-173(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,947 INFO L895 garLoopResultBuilder]: At program point L758-174(line 758) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,947 INFO L899 garLoopResultBuilder]: For program point L758-175(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,948 INFO L895 garLoopResultBuilder]: At program point L758-176(line 758) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,948 INFO L899 garLoopResultBuilder]: For program point L758-178(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,949 INFO L899 garLoopResultBuilder]: For program point L758-180(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,950 INFO L895 garLoopResultBuilder]: At program point L758-182(line 758) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,950 INFO L899 garLoopResultBuilder]: For program point L758-183(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,950 INFO L899 garLoopResultBuilder]: For program point L758-184(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,950 INFO L895 garLoopResultBuilder]: At program point L758-186(line 758) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,950 INFO L899 garLoopResultBuilder]: For program point L758-187(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,951 INFO L899 garLoopResultBuilder]: For program point L758-188(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,951 INFO L895 garLoopResultBuilder]: At program point L758-189(line 758) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,951 INFO L899 garLoopResultBuilder]: For program point L758-190(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,951 INFO L899 garLoopResultBuilder]: For program point L758-193(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,951 INFO L895 garLoopResultBuilder]: At program point L758-194(line 758) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,951 INFO L899 garLoopResultBuilder]: For program point L759-169(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,952 INFO L895 garLoopResultBuilder]: At program point L759-170(line 759) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,952 INFO L899 garLoopResultBuilder]: For program point L758-202(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,952 INFO L899 garLoopResultBuilder]: For program point L759-171(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,953 INFO L895 garLoopResultBuilder]: At program point L758-203(line 758) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,953 INFO L899 garLoopResultBuilder]: For program point L759-172(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,953 INFO L895 garLoopResultBuilder]: At program point L759-173(line 759) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,953 INFO L899 garLoopResultBuilder]: For program point L759-174(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,955 INFO L895 garLoopResultBuilder]: At program point L759-175(line 759) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,955 INFO L899 garLoopResultBuilder]: For program point L759-177(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,955 INFO L899 garLoopResultBuilder]: For program point L758-210(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,955 INFO L899 garLoopResultBuilder]: For program point L759-179(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,956 INFO L899 garLoopResultBuilder]: For program point L758-212(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,958 INFO L895 garLoopResultBuilder]: At program point L759-181(line 759) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 2) [2023-11-21 22:29:57,959 INFO L899 garLoopResultBuilder]: For program point L759-182(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,959 INFO L895 garLoopResultBuilder]: At program point L758-214(line 758) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,959 INFO L899 garLoopResultBuilder]: For program point L759-183(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,959 INFO L899 garLoopResultBuilder]: For program point L758-215(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,960 INFO L895 garLoopResultBuilder]: At program point L759-185(line 759) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 2) [2023-11-21 22:29:57,960 INFO L899 garLoopResultBuilder]: For program point L759-186(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,960 INFO L899 garLoopResultBuilder]: For program point L759-187(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,960 INFO L895 garLoopResultBuilder]: At program point L759-188(line 759) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 2) [2023-11-21 22:29:57,960 INFO L899 garLoopResultBuilder]: For program point L759-189(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,961 INFO L899 garLoopResultBuilder]: For program point L759-192(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,961 INFO L895 garLoopResultBuilder]: At program point L759-193(line 759) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 2) [2023-11-21 22:29:57,961 INFO L899 garLoopResultBuilder]: For program point L758-225(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,961 INFO L902 garLoopResultBuilder]: At program point L765-9(lines 765 768) the Hoare annotation is: true [2023-11-21 22:29:57,961 INFO L899 garLoopResultBuilder]: For program point L759-201(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,962 INFO L895 garLoopResultBuilder]: At program point L759-202(line 759) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 2) [2023-11-21 22:29:57,962 INFO L899 garLoopResultBuilder]: For program point L758-235(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,962 INFO L895 garLoopResultBuilder]: At program point L758-236(line 758) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,962 INFO L899 garLoopResultBuilder]: For program point L758-237(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,963 INFO L899 garLoopResultBuilder]: For program point L759-209(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,963 INFO L899 garLoopResultBuilder]: For program point L759-211(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,963 INFO L895 garLoopResultBuilder]: At program point L759-213(line 759) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 2) [2023-11-21 22:29:57,963 INFO L899 garLoopResultBuilder]: For program point L759-214(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,964 INFO L895 garLoopResultBuilder]: At program point L758-246(line 758) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,964 INFO L895 garLoopResultBuilder]: At program point L758-248(line 758) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,964 INFO L899 garLoopResultBuilder]: For program point L758-249(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,964 INFO L899 garLoopResultBuilder]: For program point L766-3(line 766) no Hoare annotation was computed. [2023-11-21 22:29:57,964 INFO L899 garLoopResultBuilder]: For program point L758-255(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,964 INFO L899 garLoopResultBuilder]: For program point L759-224(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,965 INFO L899 garLoopResultBuilder]: For program point L758-256(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,965 INFO L899 garLoopResultBuilder]: For program point L766-8(line 766) no Hoare annotation was computed. [2023-11-21 22:29:57,965 INFO L895 garLoopResultBuilder]: At program point L758-257(line 758) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,966 INFO L899 garLoopResultBuilder]: For program point L758-259(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,966 INFO L899 garLoopResultBuilder]: For program point L766-11(line 766) no Hoare annotation was computed. [2023-11-21 22:29:57,966 INFO L899 garLoopResultBuilder]: For program point L758-260(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,966 INFO L902 garLoopResultBuilder]: At program point L766-12(line 766) the Hoare annotation is: true [2023-11-21 22:29:57,966 INFO L895 garLoopResultBuilder]: At program point L758-261(line 758) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,967 INFO L899 garLoopResultBuilder]: For program point L766-13(line 766) no Hoare annotation was computed. [2023-11-21 22:29:57,967 INFO L899 garLoopResultBuilder]: For program point L758-262(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,968 INFO L899 garLoopResultBuilder]: For program point L758-263(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,969 INFO L895 garLoopResultBuilder]: At program point L758-264(line 758) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,969 INFO L899 garLoopResultBuilder]: For program point L758-265(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,969 INFO L899 garLoopResultBuilder]: For program point L759-234(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,969 INFO L895 garLoopResultBuilder]: At program point L758-266(line 758) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,970 INFO L895 garLoopResultBuilder]: At program point L759-235(line 759) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 2) [2023-11-21 22:29:57,970 INFO L899 garLoopResultBuilder]: For program point L758-267(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,970 INFO L899 garLoopResultBuilder]: For program point L759-236(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,970 INFO L899 garLoopResultBuilder]: For program point L758-268(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,970 INFO L895 garLoopResultBuilder]: At program point L758-269(line 758) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,970 INFO L899 garLoopResultBuilder]: For program point L766-22(line 766) no Hoare annotation was computed. [2023-11-21 22:29:57,971 INFO L902 garLoopResultBuilder]: At program point L766-23(line 766) the Hoare annotation is: true [2023-11-21 22:29:57,972 INFO L895 garLoopResultBuilder]: At program point L759-245(line 759) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 2) [2023-11-21 22:29:57,972 INFO L895 garLoopResultBuilder]: At program point L759-247(line 759) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 2) [2023-11-21 22:29:57,972 INFO L899 garLoopResultBuilder]: For program point L759-248(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,973 INFO L899 garLoopResultBuilder]: For program point L766-34(line 766) no Hoare annotation was computed. [2023-11-21 22:29:57,973 INFO L902 garLoopResultBuilder]: At program point L766-35(line 766) the Hoare annotation is: true [2023-11-21 22:29:57,973 INFO L899 garLoopResultBuilder]: For program point L766-36(line 766) no Hoare annotation was computed. [2023-11-21 22:29:57,973 INFO L899 garLoopResultBuilder]: For program point L759-254(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,973 INFO L899 garLoopResultBuilder]: For program point L766-37(line 766) no Hoare annotation was computed. [2023-11-21 22:29:57,973 INFO L899 garLoopResultBuilder]: For program point L759-255(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,974 INFO L899 garLoopResultBuilder]: For program point L766-38(line 766) no Hoare annotation was computed. [2023-11-21 22:29:57,974 INFO L895 garLoopResultBuilder]: At program point L759-256(line 759) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 2) [2023-11-21 22:29:57,974 INFO L902 garLoopResultBuilder]: At program point L766-39(line 766) the Hoare annotation is: true [2023-11-21 22:29:57,974 INFO L899 garLoopResultBuilder]: For program point L766-40(line 766) no Hoare annotation was computed. [2023-11-21 22:29:57,974 INFO L899 garLoopResultBuilder]: For program point L759-258(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,974 INFO L899 garLoopResultBuilder]: For program point L759-259(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,975 INFO L895 garLoopResultBuilder]: At program point L759-260(line 759) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 2) [2023-11-21 22:29:57,975 INFO L899 garLoopResultBuilder]: For program point L759-261(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,975 INFO L899 garLoopResultBuilder]: For program point L759-262(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,975 INFO L895 garLoopResultBuilder]: At program point L759-263(line 759) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 2) [2023-11-21 22:29:57,975 INFO L899 garLoopResultBuilder]: For program point L759-264(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,975 INFO L895 garLoopResultBuilder]: At program point L759-265(line 759) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 2) [2023-11-21 22:29:57,976 INFO L899 garLoopResultBuilder]: For program point L759-266(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,976 INFO L899 garLoopResultBuilder]: For program point L759-267(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,979 INFO L895 garLoopResultBuilder]: At program point L759-268(line 759) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,979 INFO L899 garLoopResultBuilder]: For program point L708(lines 708 739) no Hoare annotation was computed. [2023-11-21 22:29:57,980 INFO L899 garLoopResultBuilder]: For program point L709(line 709) no Hoare annotation was computed. [2023-11-21 22:29:57,980 INFO L895 garLoopResultBuilder]: At program point L710(line 710) the Hoare annotation is: false [2023-11-21 22:29:57,981 INFO L899 garLoopResultBuilder]: For program point L712(line 712) no Hoare annotation was computed. [2023-11-21 22:29:57,981 INFO L895 garLoopResultBuilder]: At program point L713(line 713) the Hoare annotation is: false [2023-11-21 22:29:57,982 INFO L899 garLoopResultBuilder]: For program point L715(line 715) no Hoare annotation was computed. [2023-11-21 22:29:57,982 INFO L895 garLoopResultBuilder]: At program point L716(line 716) the Hoare annotation is: false [2023-11-21 22:29:57,982 INFO L899 garLoopResultBuilder]: For program point L718(line 718) no Hoare annotation was computed. [2023-11-21 22:29:57,990 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-21 22:29:57,990 INFO L895 garLoopResultBuilder]: At program point L719(line 719) the Hoare annotation is: false [2023-11-21 22:29:57,990 INFO L899 garLoopResultBuilder]: For program point L721(line 721) no Hoare annotation was computed. [2023-11-21 22:29:57,990 INFO L895 garLoopResultBuilder]: At program point L722(line 722) the Hoare annotation is: false [2023-11-21 22:29:57,991 INFO L899 garLoopResultBuilder]: For program point L724(line 724) no Hoare annotation was computed. [2023-11-21 22:29:57,991 INFO L895 garLoopResultBuilder]: At program point L725(line 725) the Hoare annotation is: false [2023-11-21 22:29:57,991 INFO L899 garLoopResultBuilder]: For program point L727(line 727) no Hoare annotation was computed. [2023-11-21 22:29:57,991 INFO L895 garLoopResultBuilder]: At program point L728(line 728) the Hoare annotation is: false [2023-11-21 22:29:57,991 INFO L899 garLoopResultBuilder]: For program point L730(line 730) no Hoare annotation was computed. [2023-11-21 22:29:57,991 INFO L895 garLoopResultBuilder]: At program point L731(line 731) the Hoare annotation is: false [2023-11-21 22:29:57,992 INFO L899 garLoopResultBuilder]: For program point L733(line 733) no Hoare annotation was computed. [2023-11-21 22:29:57,992 INFO L895 garLoopResultBuilder]: At program point L734(line 734) the Hoare annotation is: false [2023-11-21 22:29:57,992 INFO L899 garLoopResultBuilder]: For program point L736(line 736) no Hoare annotation was computed. [2023-11-21 22:29:57,992 INFO L895 garLoopResultBuilder]: At program point L737(line 737) the Hoare annotation is: false [2023-11-21 22:29:57,992 INFO L899 garLoopResultBuilder]: For program point L751-2(lines 751 760) no Hoare annotation was computed. [2023-11-21 22:29:57,993 INFO L895 garLoopResultBuilder]: At program point L751-3(lines 751 760) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,993 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-21 22:29:57,993 INFO L899 garLoopResultBuilder]: For program point L758-68(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,993 INFO L895 garLoopResultBuilder]: At program point L758-69(line 758) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,993 INFO L899 garLoopResultBuilder]: For program point L758-70(line 758) no Hoare annotation was computed. [2023-11-21 22:29:57,993 INFO L895 garLoopResultBuilder]: At program point L758-71(line 758) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,996 INFO L895 garLoopResultBuilder]: At program point L761-3(lines 761 763) the Hoare annotation is: false [2023-11-21 22:29:57,996 INFO L899 garLoopResultBuilder]: For program point L759-67(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,996 INFO L895 garLoopResultBuilder]: At program point L759-68(line 759) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,996 INFO L899 garLoopResultBuilder]: For program point L759-69(line 759) no Hoare annotation was computed. [2023-11-21 22:29:57,997 INFO L895 garLoopResultBuilder]: At program point L759-70(line 759) the Hoare annotation is: (< |ULTIMATE.start_main_~i~0#1| 9) [2023-11-21 22:29:57,997 INFO L899 garLoopResultBuilder]: For program point L703(line 703) no Hoare annotation was computed. [2023-11-21 22:29:57,997 INFO L899 garLoopResultBuilder]: For program point L702(lines 702 704) no Hoare annotation was computed. [2023-11-21 22:29:57,997 INFO L899 garLoopResultBuilder]: For program point L702-2(lines 701 705) no Hoare annotation was computed. [2023-11-21 22:29:57,997 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 701 705) no Hoare annotation was computed. [2023-11-21 22:29:57,998 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 701 705) the Hoare annotation is: true [2023-11-21 22:29:57,998 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 703) no Hoare annotation was computed. [2023-11-21 22:29:58,003 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-21 22:29:58,005 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 22:29:58,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 10:29:58 BoogieIcfgContainer [2023-11-21 22:29:58,023 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 22:29:58,024 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:29:58,024 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:29:58,024 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:29:58,025 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:29:03" (3/4) ... [2023-11-21 22:29:58,027 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 22:29:58,030 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-21 22:29:58,031 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-21 22:29:58,068 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 265 nodes and edges [2023-11-21 22:29:58,070 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-11-21 22:29:58,071 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-21 22:29:58,073 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 22:29:58,273 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/bin/uautomizer-verify-bycVGegfSx/witness.graphml [2023-11-21 22:29:58,274 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/bin/uautomizer-verify-bycVGegfSx/witness.yml [2023-11-21 22:29:58,275 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:29:58,275 INFO L158 Benchmark]: Toolchain (without parser) took 62432.94ms. Allocated memory was 159.4MB in the beginning and 255.9MB in the end (delta: 96.5MB). Free memory was 110.0MB in the beginning and 81.0MB in the end (delta: 29.0MB). Peak memory consumption was 128.2MB. Max. memory is 16.1GB. [2023-11-21 22:29:58,275 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 159.4MB. Free memory is still 128.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:29:58,276 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1095.31ms. Allocated memory is still 159.4MB. Free memory was 109.7MB in the beginning and 73.2MB in the end (delta: 36.5MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-21 22:29:58,276 INFO L158 Benchmark]: Boogie Procedure Inliner took 214.69ms. Allocated memory is still 159.4MB. Free memory was 73.2MB in the beginning and 63.1MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 22:29:58,277 INFO L158 Benchmark]: Boogie Preprocessor took 421.44ms. Allocated memory was 159.4MB in the beginning and 211.8MB in the end (delta: 52.4MB). Free memory was 63.1MB in the beginning and 155.5MB in the end (delta: -92.4MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2023-11-21 22:29:58,277 INFO L158 Benchmark]: RCFGBuilder took 6042.79ms. Allocated memory was 211.8MB in the beginning and 255.9MB in the end (delta: 44.0MB). Free memory was 155.5MB in the beginning and 182.7MB in the end (delta: -27.2MB). Peak memory consumption was 138.5MB. Max. memory is 16.1GB. [2023-11-21 22:29:58,278 INFO L158 Benchmark]: TraceAbstraction took 54400.31ms. Allocated memory is still 255.9MB. Free memory was 181.6MB in the beginning and 94.7MB in the end (delta: 87.0MB). Peak memory consumption was 85.9MB. Max. memory is 16.1GB. [2023-11-21 22:29:58,278 INFO L158 Benchmark]: Witness Printer took 250.68ms. Allocated memory is still 255.9MB. Free memory was 94.7MB in the beginning and 81.0MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 22:29:58,281 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 159.4MB. Free memory is still 128.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1095.31ms. Allocated memory is still 159.4MB. Free memory was 109.7MB in the beginning and 73.2MB in the end (delta: 36.5MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 214.69ms. Allocated memory is still 159.4MB. Free memory was 73.2MB in the beginning and 63.1MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 421.44ms. Allocated memory was 159.4MB in the beginning and 211.8MB in the end (delta: 52.4MB). Free memory was 63.1MB in the beginning and 155.5MB in the end (delta: -92.4MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. * RCFGBuilder took 6042.79ms. Allocated memory was 211.8MB in the beginning and 255.9MB in the end (delta: 44.0MB). Free memory was 155.5MB in the beginning and 182.7MB in the end (delta: -27.2MB). Peak memory consumption was 138.5MB. Max. memory is 16.1GB. * TraceAbstraction took 54400.31ms. Allocated memory is still 255.9MB. Free memory was 181.6MB in the beginning and 94.7MB in the end (delta: 87.0MB). Peak memory consumption was 85.9MB. Max. memory is 16.1GB. * Witness Printer took 250.68ms. Allocated memory is still 255.9MB. Free memory was 94.7MB in the beginning and 81.0MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 703]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 150 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 54.3s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 52.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 18 mSolverCounterUnknown, 337 SdHoareTripleChecker+Valid, 52.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 316 mSDsluCounter, 596 SdHoareTripleChecker+Invalid, 52.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 315 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 139 IncrementalHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 281 mSDtfsCounter, 139 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 120 GetRequests, 115 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=186occurred in iteration=1, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 45 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 141 PreInvPairs, 269 NumberOfFragments, 136 HoareAnnotationTreeSize, 141 FomulaSimplifications, 459 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 58 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 125 ConstructedInterpolants, 0 QuantifiedInterpolants, 339 SizeOfPredicates, 0 NumberOfNonLiveVariables, 538 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 0/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i < 9) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i < 9) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i < 9) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i < 9) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i < 9) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i < 9) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i < 9) - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i < 9) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i < 9) - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i < 9) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i < 9) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i < 9) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i < 2) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i < 2) - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i < 9) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i < 2) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i < 9) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i < 9) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i < 9) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i < 2) - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: (i < 9) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i < 2) - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i < 9) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i < 9) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i < 9) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i < 9) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i < 9) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i < 2) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i < 2) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i < 9) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i < 2) - InvariantResult [Line: 766]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i < 2) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i < 2) RESULT: Ultimate proved your program to be correct! [2023-11-21 22:29:58,419 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ff0c8c0-7dd9-4fe0-9019-dbe1c314f650/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE