./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test3-1.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_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/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_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test3-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/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_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/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 2f3a36748f32ca088af5a89c176902d6a78b8f206b767e4775b8a1d3a36bb37f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:23:52,522 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:23:52,644 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-21 22:23:52,656 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:23:52,657 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:23:52,701 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:23:52,702 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:23:52,702 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:23:52,703 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:23:52,710 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:23:52,711 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:23:52,711 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:23:52,712 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:23:52,714 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:23:52,715 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:23:52,715 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:23:52,716 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:23:52,716 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:23:52,718 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:23:52,719 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:23:52,719 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:23:52,720 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:23:52,720 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:23:52,721 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:23:52,721 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:23:52,722 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:23:52,722 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:23:52,723 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:23:52,724 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:23:52,724 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:23:52,725 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:23:52,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:23:52,726 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:23:52,726 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:23:52,726 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:23:52,727 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:23:52,727 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:23:52,727 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:23:52,727 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:23:52,728 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:23:52,728 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:23:52,728 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:23:52,729 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_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f3a36748f32ca088af5a89c176902d6a78b8f206b767e4775b8a1d3a36bb37f [2023-11-21 22:23:52,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:23:53,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:23:53,020 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:23:53,021 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:23:53,022 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:23:53,023 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test3-1.i [2023-11-21 22:23:56,214 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:23:56,555 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:23:56,556 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test3-1.i [2023-11-21 22:23:56,578 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/bin/uautomizer-verify-bycVGegfSx/data/83236b215/4a5aee2303b04ec3843c0a73510bc8a9/FLAGa57773552 [2023-11-21 22:23:56,598 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/bin/uautomizer-verify-bycVGegfSx/data/83236b215/4a5aee2303b04ec3843c0a73510bc8a9 [2023-11-21 22:23:56,601 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:23:56,602 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:23:56,604 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:23:56,604 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:23:56,611 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:23:56,612 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:23:56" (1/1) ... [2023-11-21 22:23:56,613 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b6aac32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:56, skipping insertion in model container [2023-11-21 22:23:56,613 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:23:56" (1/1) ... [2023-11-21 22:23:56,686 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:23:57,028 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 22:23:57,222 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_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test3-1.i[33510,33523] [2023-11-21 22:23:57,431 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:23:57,443 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:23:57,471 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-21 22:23:57,487 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_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_nondet_test3-1.i[33510,33523] [2023-11-21 22:23:57,607 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:23:57,651 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:23:57,651 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:23:57,659 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:23:57,660 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:57 WrapperNode [2023-11-21 22:23:57,660 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:23:57,661 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:23:57,661 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:23:57,662 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:23:57,669 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:57" (1/1) ... [2023-11-21 22:23:57,724 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:57" (1/1) ... [2023-11-21 22:23:57,820 INFO L138 Inliner]: procedures = 178, calls = 282, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1337 [2023-11-21 22:23:57,821 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:23:57,822 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:23:57,822 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:23:57,822 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:23:57,834 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:57" (1/1) ... [2023-11-21 22:23:57,834 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:57" (1/1) ... [2023-11-21 22:23:57,847 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:57" (1/1) ... [2023-11-21 22:23:57,932 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 22:23:57,932 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:57" (1/1) ... [2023-11-21 22:23:57,932 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:57" (1/1) ... [2023-11-21 22:23:58,010 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:57" (1/1) ... [2023-11-21 22:23:58,040 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:57" (1/1) ... [2023-11-21 22:23:58,054 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:57" (1/1) ... [2023-11-21 22:23:58,061 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:57" (1/1) ... [2023-11-21 22:23:58,076 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:23:58,077 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:23:58,078 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:23:58,078 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:23:58,079 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:57" (1/1) ... [2023-11-21 22:23:58,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:23:58,097 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:23:58,111 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:23:58,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:23:58,156 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 22:23:58,157 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 22:23:58,157 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 22:23:58,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 22:23:58,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 22:23:58,158 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 22:23:58,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:23:58,158 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:23:58,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 22:23:58,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:23:58,159 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-21 22:23:58,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 22:23:58,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:23:58,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 22:23:58,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:23:58,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:23:58,367 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:23:58,369 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:23:59,998 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:24:01,966 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:24:01,966 INFO L308 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-21 22:24:01,970 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:24:01 BoogieIcfgContainer [2023-11-21 22:24:01,970 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:24:01,974 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:24:01,974 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:24:01,980 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:24:01,980 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:23:56" (1/3) ... [2023-11-21 22:24:01,982 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38924b61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:24:01, skipping insertion in model container [2023-11-21 22:24:01,983 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:23:57" (2/3) ... [2023-11-21 22:24:01,983 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38924b61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:24:01, skipping insertion in model container [2023-11-21 22:24:01,983 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:24:01" (3/3) ... [2023-11-21 22:24:01,986 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_OAT_nondet_test3-1.i [2023-11-21 22:24:02,012 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:24:02,012 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:24:02,079 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:24:02,087 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;@655d8e11, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:24:02,088 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:24:02,094 INFO L276 IsEmpty]: Start isEmpty. Operand has 123 states, 114 states have (on average 1.7280701754385965) internal successors, (197), 116 states have internal predecessors, (197), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2023-11-21 22:24:02,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 22:24:02,110 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:24:02,110 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:24:02,111 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:24:02,118 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:24:02,119 INFO L85 PathProgramCache]: Analyzing trace with hash 2068310432, now seen corresponding path program 1 times [2023-11-21 22:24:02,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:24:02,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [612500748] [2023-11-21 22:24:02,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:24:02,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:24:02,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:02,384 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 22:24:02,384 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:24:02,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [612500748] [2023-11-21 22:24:02,385 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [612500748] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:24:02,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:24:02,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:24:02,388 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1620013547] [2023-11-21 22:24:02,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:24:02,393 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-21 22:24:02,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:24:02,422 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 22:24:02,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 22:24:02,426 INFO L87 Difference]: Start difference. First operand has 123 states, 114 states have (on average 1.7280701754385965) internal successors, (197), 116 states have internal predecessors, (197), 5 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 22:24:04,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:06,492 WARN L539 Checker$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 22:24:08,524 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:10,547 WARN L539 Checker$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 22:24:11,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:24:11,050 INFO L93 Difference]: Finished difference Result 202 states and 337 transitions. [2023-11-21 22:24:11,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 22:24:11,056 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 11 [2023-11-21 22:24:11,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:24:11,064 INFO L225 Difference]: With dead ends: 202 [2023-11-21 22:24:11,064 INFO L226 Difference]: Without dead ends: 71 [2023-11-21 22:24:11,078 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 22:24:11,082 INFO L413 NwaCegarLoop]: 74 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 74 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2023-11-21 22:24:11,083 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 74 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 15 Invalid, 3 Unknown, 0 Unchecked, 8.6s Time] [2023-11-21 22:24:11,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2023-11-21 22:24:11,138 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2023-11-21 22:24:11,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 64 states have (on average 1.125) internal successors, (72), 64 states have internal predecessors, (72), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-21 22:24:11,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 80 transitions. [2023-11-21 22:24:11,153 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 80 transitions. Word has length 11 [2023-11-21 22:24:11,154 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:24:11,155 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 80 transitions. [2023-11-21 22:24:11,155 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 5.0) internal successors, (10), 2 states have internal predecessors, (10), 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 22:24:11,156 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 80 transitions. [2023-11-21 22:24:11,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 22:24:11,157 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:24:11,157 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:24:11,158 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 22:24:11,158 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:24:11,159 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:24:11,159 INFO L85 PathProgramCache]: Analyzing trace with hash -941326181, now seen corresponding path program 1 times [2023-11-21 22:24:11,159 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:24:11,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592435244] [2023-11-21 22:24:11,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:24:11,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:24:11,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:11,452 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 22:24:11,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:24:11,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592435244] [2023-11-21 22:24:11,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592435244] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:24:11,453 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:24:11,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 22:24:11,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412591599] [2023-11-21 22:24:11,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:24:11,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:24:11,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:24:11,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:24:11,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:24:11,457 INFO L87 Difference]: Start difference. First operand 71 states and 80 transitions. Second operand has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 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 22:24:13,510 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:15,529 WARN L539 Checker$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 22:24:17,554 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:19,563 WARN L539 Checker$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 22:24:21,829 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:23,844 WARN L539 Checker$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 22:24:25,853 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:27,857 WARN L539 Checker$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 22:24:28,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:24:28,650 INFO L93 Difference]: Finished difference Result 159 states and 180 transitions. [2023-11-21 22:24:28,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:24:28,653 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 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 13 [2023-11-21 22:24:28,654 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:24:28,655 INFO L225 Difference]: With dead ends: 159 [2023-11-21 22:24:28,655 INFO L226 Difference]: Without dead ends: 84 [2023-11-21 22:24:28,656 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 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 22:24:28,658 INFO L413 NwaCegarLoop]: 64 mSDtfsCounter, 23 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 3 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 163 SdHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.1s IncrementalHoareTripleChecker+Time [2023-11-21 22:24:28,659 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 163 Invalid, 68 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 58 Invalid, 7 Unknown, 0 Unchecked, 17.1s Time] [2023-11-21 22:24:28,660 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-21 22:24:28,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2023-11-21 22:24:28,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 77 states have (on average 1.103896103896104) internal successors, (85), 77 states have internal predecessors, (85), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2023-11-21 22:24:28,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 93 transitions. [2023-11-21 22:24:28,674 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 93 transitions. Word has length 13 [2023-11-21 22:24:28,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:24:28,674 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 93 transitions. [2023-11-21 22:24:28,675 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.0) internal successors, (12), 3 states have internal predecessors, (12), 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 22:24:28,675 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 93 transitions. [2023-11-21 22:24:28,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 22:24:28,677 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:24:28,678 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 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 22:24:28,678 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-21 22:24:28,678 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:24:28,679 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:24:28,679 INFO L85 PathProgramCache]: Analyzing trace with hash -587105823, now seen corresponding path program 1 times [2023-11-21 22:24:28,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:24:28,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591722157] [2023-11-21 22:24:28,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:24:28,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:24:28,786 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:24:28,787 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1851598481] [2023-11-21 22:24:28,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:24:28,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:24:28,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:24:28,790 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:24:28,823 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-21 22:24:37,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:24:37,190 INFO L262 TraceCheckSpWp]: Trace formula consists of 497 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 22:24:37,202 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:24:37,365 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2023-11-21 22:24:37,403 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 22:24:37,404 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:24:37,404 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:24:37,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591722157] [2023-11-21 22:24:37,404 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 22:24:37,405 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1851598481] [2023-11-21 22:24:37,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1851598481] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:24:37,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:24:37,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-21 22:24:37,406 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2055218578] [2023-11-21 22:24:37,406 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:24:37,408 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-21 22:24:37,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:24:37,409 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-21 22:24:37,411 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-21 22:24:37,411 INFO L87 Difference]: Start difference. First operand 84 states and 93 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-21 22:24:39,461 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:41,465 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:43,472 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:45,520 WARN L539 Checker$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 22:24:47,529 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:24:49,532 WARN L539 Checker$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 22:24:50,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:24:50,639 INFO L93 Difference]: Finished difference Result 84 states and 93 transitions. [2023-11-21 22:24:50,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 22:24:50,644 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 54 [2023-11-21 22:24:50,644 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:24:50,645 INFO L225 Difference]: With dead ends: 84 [2023-11-21 22:24:50,645 INFO L226 Difference]: Without dead ends: 0 [2023-11-21 22:24:50,646 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2023-11-21 22:24:50,647 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 23 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.2s IncrementalHoareTripleChecker+Time [2023-11-21 22:24:50,647 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24 Valid, 147 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 66 Invalid, 6 Unknown, 0 Unchecked, 13.2s Time] [2023-11-21 22:24:50,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-21 22:24:50,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-21 22:24:50,648 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 22:24:50,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-21 22:24:50,649 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2023-11-21 22:24:50,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:24:50,649 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 22:24:50,649 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-21 22:24:50,649 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-21 22:24:50,650 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 22:24:50,652 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-21 22:24:50,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-21 22:24:50,853 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:24:50,855 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-21 22:24:50,988 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2023-11-21 22:24:50,988 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-11-21 22:24:50,988 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-21 22:24:50,989 INFO L899 garLoopResultBuilder]: For program point main_returnLabel#1(lines 732 760) no Hoare annotation was computed. [2023-11-21 22:24:50,989 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-21 22:24:50,989 INFO L899 garLoopResultBuilder]: For program point L737(line 737) no Hoare annotation was computed. [2023-11-21 22:24:50,989 INFO L899 garLoopResultBuilder]: For program point L738-1(lines 738 746) no Hoare annotation was computed. [2023-11-21 22:24:50,989 INFO L899 garLoopResultBuilder]: For program point L738-3(lines 738 746) no Hoare annotation was computed. [2023-11-21 22:24:50,990 INFO L895 garLoopResultBuilder]: At program point L738-4(lines 738 746) the Hoare annotation is: (or (< 0 (mod |ULTIMATE.start_main_~bound~0#1| 4294967296)) (and (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0))) [2023-11-21 22:24:50,990 INFO L899 garLoopResultBuilder]: For program point L738-5(lines 738 746) no Hoare annotation was computed. [2023-11-21 22:24:50,990 INFO L899 garLoopResultBuilder]: For program point L747-1(lines 747 755) no Hoare annotation was computed. [2023-11-21 22:24:50,990 INFO L895 garLoopResultBuilder]: At program point L747-3(lines 747 755) the Hoare annotation is: (or (and (= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) (<= 1 (mod |ULTIMATE.start_main_~bound~0#1| 4294967296))) (and (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0))) [2023-11-21 22:24:50,990 INFO L899 garLoopResultBuilder]: For program point L747-4(lines 747 755) no Hoare annotation was computed. [2023-11-21 22:24:50,990 INFO L899 garLoopResultBuilder]: For program point L745-68(line 745) no Hoare annotation was computed. [2023-11-21 22:24:50,991 INFO L902 garLoopResultBuilder]: At program point L745-69(line 745) the Hoare annotation is: true [2023-11-21 22:24:50,991 INFO L899 garLoopResultBuilder]: For program point L745-70(line 745) no Hoare annotation was computed. [2023-11-21 22:24:50,991 INFO L895 garLoopResultBuilder]: At program point L745-71(line 745) the Hoare annotation is: (< 0 (mod |ULTIMATE.start_main_~bound~0#1| 4294967296)) [2023-11-21 22:24:50,991 INFO L899 garLoopResultBuilder]: For program point L750-3(line 750) no Hoare annotation was computed. [2023-11-21 22:24:50,991 INFO L899 garLoopResultBuilder]: For program point L748-68(line 748) no Hoare annotation was computed. [2023-11-21 22:24:50,992 INFO L902 garLoopResultBuilder]: At program point L748-69(line 748) the Hoare annotation is: true [2023-11-21 22:24:50,992 INFO L899 garLoopResultBuilder]: For program point L748-70(line 748) no Hoare annotation was computed. [2023-11-21 22:24:50,992 INFO L899 garLoopResultBuilder]: For program point L750-8(line 750) no Hoare annotation was computed. [2023-11-21 22:24:50,992 INFO L902 garLoopResultBuilder]: At program point L748-71(line 748) the Hoare annotation is: true [2023-11-21 22:24:50,992 INFO L899 garLoopResultBuilder]: For program point L750-11(line 750) no Hoare annotation was computed. [2023-11-21 22:24:50,992 INFO L895 garLoopResultBuilder]: At program point L750-12(line 750) the Hoare annotation is: false [2023-11-21 22:24:50,993 INFO L899 garLoopResultBuilder]: For program point L750-13(line 750) no Hoare annotation was computed. [2023-11-21 22:24:50,993 INFO L899 garLoopResultBuilder]: For program point L745-170(line 745) no Hoare annotation was computed. [2023-11-21 22:24:50,993 INFO L895 garLoopResultBuilder]: At program point L745-171(line 745) the Hoare annotation is: (< 0 (mod |ULTIMATE.start_main_~bound~0#1| 4294967296)) [2023-11-21 22:24:50,993 INFO L899 garLoopResultBuilder]: For program point L745-172(line 745) no Hoare annotation was computed. [2023-11-21 22:24:50,993 INFO L899 garLoopResultBuilder]: For program point L745-173(line 745) no Hoare annotation was computed. [2023-11-21 22:24:50,994 INFO L895 garLoopResultBuilder]: At program point L745-174(line 745) the Hoare annotation is: (< 0 (mod |ULTIMATE.start_main_~bound~0#1| 4294967296)) [2023-11-21 22:24:50,994 INFO L899 garLoopResultBuilder]: For program point L745-175(line 745) no Hoare annotation was computed. [2023-11-21 22:24:50,994 INFO L895 garLoopResultBuilder]: At program point L745-176(line 745) the Hoare annotation is: (< 0 (mod |ULTIMATE.start_main_~bound~0#1| 4294967296)) [2023-11-21 22:24:50,994 INFO L899 garLoopResultBuilder]: For program point L750-22(line 750) no Hoare annotation was computed. [2023-11-21 22:24:50,994 INFO L899 garLoopResultBuilder]: For program point L745-178(line 745) no Hoare annotation was computed. [2023-11-21 22:24:50,995 INFO L895 garLoopResultBuilder]: At program point L750-23(line 750) the Hoare annotation is: false [2023-11-21 22:24:50,995 INFO L899 garLoopResultBuilder]: For program point L745-180(line 745) no Hoare annotation was computed. [2023-11-21 22:24:50,995 INFO L895 garLoopResultBuilder]: At program point L745-182(line 745) the Hoare annotation is: (and (= |ULTIMATE.start_main_~users~0#1.offset| 0) (<= 1 (mod |ULTIMATE.start_main_~bound~0#1| 4294967296)) (= |ULTIMATE.start_main_~users~0#1.base| 0)) [2023-11-21 22:24:50,995 INFO L899 garLoopResultBuilder]: For program point L745-183(line 745) no Hoare annotation was computed. [2023-11-21 22:24:50,995 INFO L899 garLoopResultBuilder]: For program point L745-184(line 745) no Hoare annotation was computed. [2023-11-21 22:24:50,996 INFO L895 garLoopResultBuilder]: At program point L745-186(line 745) the Hoare annotation is: (and (= |ULTIMATE.start_main_~users~0#1.offset| 0) (<= 1 (mod |ULTIMATE.start_main_~bound~0#1| 4294967296)) (= |ULTIMATE.start_main_~users~0#1.base| 0)) [2023-11-21 22:24:50,996 INFO L899 garLoopResultBuilder]: For program point L745-187(line 745) no Hoare annotation was computed. [2023-11-21 22:24:50,996 INFO L899 garLoopResultBuilder]: For program point L745-188(line 745) no Hoare annotation was computed. [2023-11-21 22:24:50,996 INFO L895 garLoopResultBuilder]: At program point L745-189(line 745) the Hoare annotation is: (and (= |ULTIMATE.start_main_~users~0#1.offset| 0) (<= 1 (mod |ULTIMATE.start_main_~bound~0#1| 4294967296)) (= |ULTIMATE.start_main_~users~0#1.base| 0)) [2023-11-21 22:24:50,996 INFO L899 garLoopResultBuilder]: For program point L750-34(line 750) no Hoare annotation was computed. [2023-11-21 22:24:50,996 INFO L899 garLoopResultBuilder]: For program point L745-190(line 745) no Hoare annotation was computed. [2023-11-21 22:24:50,997 INFO L895 garLoopResultBuilder]: At program point L750-35(line 750) the Hoare annotation is: false [2023-11-21 22:24:50,997 INFO L899 garLoopResultBuilder]: For program point L750-36(line 750) no Hoare annotation was computed. [2023-11-21 22:24:50,997 INFO L899 garLoopResultBuilder]: For program point L750-37(line 750) no Hoare annotation was computed. [2023-11-21 22:24:50,997 INFO L899 garLoopResultBuilder]: For program point L745-193(line 745) no Hoare annotation was computed. [2023-11-21 22:24:50,997 INFO L899 garLoopResultBuilder]: For program point L750-38(line 750) no Hoare annotation was computed. [2023-11-21 22:24:50,998 INFO L895 garLoopResultBuilder]: At program point L745-194(line 745) the Hoare annotation is: (<= 1 (mod |ULTIMATE.start_main_~bound~0#1| 4294967296)) [2023-11-21 22:24:50,998 INFO L895 garLoopResultBuilder]: At program point L750-39(line 750) the Hoare annotation is: false [2023-11-21 22:24:50,998 INFO L899 garLoopResultBuilder]: For program point L750-40(line 750) no Hoare annotation was computed. [2023-11-21 22:24:50,998 INFO L899 garLoopResultBuilder]: For program point L745-202(line 745) no Hoare annotation was computed. [2023-11-21 22:24:50,998 INFO L895 garLoopResultBuilder]: At program point L745-203(line 745) the Hoare annotation is: (<= 1 (mod |ULTIMATE.start_main_~bound~0#1| 4294967296)) [2023-11-21 22:24:50,998 INFO L899 garLoopResultBuilder]: For program point L745-210(line 745) no Hoare annotation was computed. [2023-11-21 22:24:50,999 INFO L899 garLoopResultBuilder]: For program point L745-212(line 745) no Hoare annotation was computed. [2023-11-21 22:24:50,999 INFO L895 garLoopResultBuilder]: At program point L745-214(line 745) the Hoare annotation is: (<= 1 (mod |ULTIMATE.start_main_~bound~0#1| 4294967296)) [2023-11-21 22:24:50,999 INFO L899 garLoopResultBuilder]: For program point L745-215(line 745) no Hoare annotation was computed. [2023-11-21 22:24:50,999 INFO L899 garLoopResultBuilder]: For program point L745-225(line 745) no Hoare annotation was computed. [2023-11-21 22:24:50,999 INFO L899 garLoopResultBuilder]: For program point L745-235(line 745) no Hoare annotation was computed. [2023-11-21 22:24:51,000 INFO L895 garLoopResultBuilder]: At program point L745-236(line 745) the Hoare annotation is: (<= 1 (mod |ULTIMATE.start_main_~bound~0#1| 4294967296)) [2023-11-21 22:24:51,000 INFO L899 garLoopResultBuilder]: For program point L745-237(line 745) no Hoare annotation was computed. [2023-11-21 22:24:51,000 INFO L895 garLoopResultBuilder]: At program point L745-246(line 745) the Hoare annotation is: (<= 1 (mod |ULTIMATE.start_main_~bound~0#1| 4294967296)) [2023-11-21 22:24:51,000 INFO L895 garLoopResultBuilder]: At program point L745-248(line 745) the Hoare annotation is: (<= 1 (mod |ULTIMATE.start_main_~bound~0#1| 4294967296)) [2023-11-21 22:24:51,000 INFO L895 garLoopResultBuilder]: At program point L753(line 753) the Hoare annotation is: false [2023-11-21 22:24:51,001 INFO L899 garLoopResultBuilder]: For program point L745-249(line 745) no Hoare annotation was computed. [2023-11-21 22:24:51,001 INFO L899 garLoopResultBuilder]: For program point L753-1(lines 747 755) no Hoare annotation was computed. [2023-11-21 22:24:51,001 INFO L899 garLoopResultBuilder]: For program point L745-255(line 745) no Hoare annotation was computed. [2023-11-21 22:24:51,001 INFO L899 garLoopResultBuilder]: For program point L745-256(line 745) no Hoare annotation was computed. [2023-11-21 22:24:51,001 INFO L895 garLoopResultBuilder]: At program point L745-257(line 745) the Hoare annotation is: (<= 1 (mod |ULTIMATE.start_main_~bound~0#1| 4294967296)) [2023-11-21 22:24:51,002 INFO L899 garLoopResultBuilder]: For program point L745-259(line 745) no Hoare annotation was computed. [2023-11-21 22:24:51,002 INFO L899 garLoopResultBuilder]: For program point L745-260(line 745) no Hoare annotation was computed. [2023-11-21 22:24:51,002 INFO L895 garLoopResultBuilder]: At program point L745-261(line 745) the Hoare annotation is: (<= 1 (mod |ULTIMATE.start_main_~bound~0#1| 4294967296)) [2023-11-21 22:24:51,002 INFO L899 garLoopResultBuilder]: For program point L745-262(line 745) no Hoare annotation was computed. [2023-11-21 22:24:51,002 INFO L899 garLoopResultBuilder]: For program point L745-263(line 745) no Hoare annotation was computed. [2023-11-21 22:24:51,003 INFO L899 garLoopResultBuilder]: For program point L748-170(line 748) no Hoare annotation was computed. [2023-11-21 22:24:51,003 INFO L895 garLoopResultBuilder]: At program point L745-264(line 745) the Hoare annotation is: (<= 1 (mod |ULTIMATE.start_main_~bound~0#1| 4294967296)) [2023-11-21 22:24:51,003 INFO L902 garLoopResultBuilder]: At program point L748-171(line 748) the Hoare annotation is: true [2023-11-21 22:24:51,003 INFO L899 garLoopResultBuilder]: For program point L745-265(line 745) no Hoare annotation was computed. [2023-11-21 22:24:51,003 INFO L899 garLoopResultBuilder]: For program point L748-172(line 748) no Hoare annotation was computed. [2023-11-21 22:24:51,004 INFO L895 garLoopResultBuilder]: At program point L745-266(line 745) the Hoare annotation is: (< 0 (mod |ULTIMATE.start_main_~bound~0#1| 4294967296)) [2023-11-21 22:24:51,004 INFO L899 garLoopResultBuilder]: For program point L748-173(line 748) no Hoare annotation was computed. [2023-11-21 22:24:51,004 INFO L899 garLoopResultBuilder]: For program point L745-267(line 745) no Hoare annotation was computed. [2023-11-21 22:24:51,004 INFO L902 garLoopResultBuilder]: At program point L748-174(line 748) the Hoare annotation is: true [2023-11-21 22:24:51,004 INFO L899 garLoopResultBuilder]: For program point L745-268(line 745) no Hoare annotation was computed. [2023-11-21 22:24:51,005 INFO L899 garLoopResultBuilder]: For program point L748-175(line 748) no Hoare annotation was computed. [2023-11-21 22:24:51,005 INFO L895 garLoopResultBuilder]: At program point L745-269(line 745) the Hoare annotation is: (< 0 (mod |ULTIMATE.start_main_~bound~0#1| 4294967296)) [2023-11-21 22:24:51,005 INFO L902 garLoopResultBuilder]: At program point L748-176(line 748) the Hoare annotation is: true [2023-11-21 22:24:51,005 INFO L899 garLoopResultBuilder]: For program point L748-178(line 748) no Hoare annotation was computed. [2023-11-21 22:24:51,005 INFO L899 garLoopResultBuilder]: For program point L748-185(line 748) no Hoare annotation was computed. [2023-11-21 22:24:51,006 INFO L895 garLoopResultBuilder]: At program point L748-186(line 748) the Hoare annotation is: false [2023-11-21 22:24:51,006 INFO L899 garLoopResultBuilder]: For program point L748-187(line 748) no Hoare annotation was computed. [2023-11-21 22:24:51,006 INFO L899 garLoopResultBuilder]: For program point L748-188(line 748) no Hoare annotation was computed. [2023-11-21 22:24:51,006 INFO L899 garLoopResultBuilder]: For program point L748-190(line 748) no Hoare annotation was computed. [2023-11-21 22:24:51,007 INFO L895 garLoopResultBuilder]: At program point L748-191(line 748) the Hoare annotation is: false [2023-11-21 22:24:51,007 INFO L899 garLoopResultBuilder]: For program point L748-197(line 748) no Hoare annotation was computed. [2023-11-21 22:24:51,007 INFO L899 garLoopResultBuilder]: For program point L748-198(line 748) no Hoare annotation was computed. [2023-11-21 22:24:51,007 INFO L899 garLoopResultBuilder]: For program point L748-201(line 748) no Hoare annotation was computed. [2023-11-21 22:24:51,007 INFO L899 garLoopResultBuilder]: For program point L748-202(line 748) no Hoare annotation was computed. [2023-11-21 22:24:51,007 INFO L899 garLoopResultBuilder]: For program point L748-204(line 748) no Hoare annotation was computed. [2023-11-21 22:24:51,008 INFO L895 garLoopResultBuilder]: At program point L748-205(line 748) the Hoare annotation is: false [2023-11-21 22:24:51,008 INFO L895 garLoopResultBuilder]: At program point L748-207(line 748) the Hoare annotation is: false [2023-11-21 22:24:51,008 INFO L899 garLoopResultBuilder]: For program point L748-208(line 748) no Hoare annotation was computed. [2023-11-21 22:24:51,008 INFO L895 garLoopResultBuilder]: At program point L748-209(line 748) the Hoare annotation is: false [2023-11-21 22:24:51,008 INFO L899 garLoopResultBuilder]: For program point L748-211(line 748) no Hoare annotation was computed. [2023-11-21 22:24:51,009 INFO L899 garLoopResultBuilder]: For program point L748-213(line 748) no Hoare annotation was computed. [2023-11-21 22:24:51,009 INFO L895 garLoopResultBuilder]: At program point L748-214(line 748) the Hoare annotation is: false [2023-11-21 22:24:51,009 INFO L899 garLoopResultBuilder]: For program point L748-215(line 748) no Hoare annotation was computed. [2023-11-21 22:24:51,009 INFO L899 garLoopResultBuilder]: For program point L748-216(line 748) no Hoare annotation was computed. [2023-11-21 22:24:51,009 INFO L902 garLoopResultBuilder]: At program point L748-217(line 748) the Hoare annotation is: true [2023-11-21 22:24:51,009 INFO L899 garLoopResultBuilder]: For program point L748-218(lines 747 755) no Hoare annotation was computed. [2023-11-21 22:24:51,010 INFO L895 garLoopResultBuilder]: At program point L756-3(lines 756 758) the Hoare annotation is: (and (= |ULTIMATE.start_main_~user~0#1.base| 0) (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) (= |ULTIMATE.start_main_~user~0#1.offset| 0)) [2023-11-21 22:24:51,010 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-21 22:24:51,010 INFO L895 garLoopResultBuilder]: At program point L757(line 757) the Hoare annotation is: false [2023-11-21 22:24:51,010 INFO L899 garLoopResultBuilder]: For program point L757-1(line 757) no Hoare annotation was computed. [2023-11-21 22:24:51,010 INFO L899 garLoopResultBuilder]: For program point L723-2(lines 722 726) no Hoare annotation was computed. [2023-11-21 22:24:51,010 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 722 726) no Hoare annotation was computed. [2023-11-21 22:24:51,011 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 722 726) the Hoare annotation is: true [2023-11-21 22:24:51,011 INFO L899 garLoopResultBuilder]: For program point L724(line 724) no Hoare annotation was computed. [2023-11-21 22:24:51,011 INFO L899 garLoopResultBuilder]: For program point L723(lines 723 725) no Hoare annotation was computed. [2023-11-21 22:24:51,011 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 724) no Hoare annotation was computed. [2023-11-21 22:24:51,015 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-21 22:24:51,017 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 22:24:51,036 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-21 22:24:51,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 10:24:51 BoogieIcfgContainer [2023-11-21 22:24:51,042 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 22:24:51,043 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:24:51,043 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:24:51,043 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:24:51,044 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:24:01" (3/4) ... [2023-11-21 22:24:51,046 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 22:24:51,049 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-21 22:24:51,050 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-21 22:24:51,082 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 237 nodes and edges [2023-11-21 22:24:51,084 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2023-11-21 22:24:51,087 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-21 22:24:51,089 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 22:24:51,292 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/bin/uautomizer-verify-bycVGegfSx/witness.graphml [2023-11-21 22:24:51,292 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/bin/uautomizer-verify-bycVGegfSx/witness.yml [2023-11-21 22:24:51,292 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:24:51,293 INFO L158 Benchmark]: Toolchain (without parser) took 54690.75ms. Allocated memory was 125.8MB in the beginning and 262.1MB in the end (delta: 136.3MB). Free memory was 77.3MB in the beginning and 167.6MB in the end (delta: -90.3MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. [2023-11-21 22:24:51,294 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 96.5MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:24:51,295 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1056.68ms. Allocated memory was 125.8MB in the beginning and 163.6MB in the end (delta: 37.7MB). Free memory was 76.9MB in the beginning and 124.6MB in the end (delta: -47.7MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. [2023-11-21 22:24:51,295 INFO L158 Benchmark]: Boogie Procedure Inliner took 159.78ms. Allocated memory is still 163.6MB. Free memory was 124.6MB in the beginning and 116.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 22:24:51,296 INFO L158 Benchmark]: Boogie Preprocessor took 254.67ms. Allocated memory is still 163.6MB. Free memory was 116.2MB in the beginning and 99.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 22:24:51,296 INFO L158 Benchmark]: RCFGBuilder took 3893.02ms. Allocated memory was 163.6MB in the beginning and 203.4MB in the end (delta: 39.8MB). Free memory was 99.4MB in the beginning and 100.6MB in the end (delta: -1.1MB). Peak memory consumption was 81.7MB. Max. memory is 16.1GB. [2023-11-21 22:24:51,297 INFO L158 Benchmark]: TraceAbstraction took 49068.05ms. Allocated memory was 203.4MB in the beginning and 262.1MB in the end (delta: 58.7MB). Free memory was 100.6MB in the beginning and 183.3MB in the end (delta: -82.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:24:51,298 INFO L158 Benchmark]: Witness Printer took 249.65ms. Allocated memory is still 262.1MB. Free memory was 183.3MB in the beginning and 167.6MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 22:24:51,301 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 96.5MB. Free memory is still 43.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1056.68ms. Allocated memory was 125.8MB in the beginning and 163.6MB in the end (delta: 37.7MB). Free memory was 76.9MB in the beginning and 124.6MB in the end (delta: -47.7MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 159.78ms. Allocated memory is still 163.6MB. Free memory was 124.6MB in the beginning and 116.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 254.67ms. Allocated memory is still 163.6MB. Free memory was 116.2MB in the beginning and 99.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 3893.02ms. Allocated memory was 163.6MB in the beginning and 203.4MB in the end (delta: 39.8MB). Free memory was 99.4MB in the beginning and 100.6MB in the end (delta: -1.1MB). Peak memory consumption was 81.7MB. Max. memory is 16.1GB. * TraceAbstraction took 49068.05ms. Allocated memory was 203.4MB in the beginning and 262.1MB in the end (delta: 58.7MB). Free memory was 100.6MB in the beginning and 183.3MB in the end (delta: -82.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 249.65ms. Allocated memory is still 262.1MB. Free memory was 183.3MB in the beginning and 167.6MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated * 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: 724]: 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, 123 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 49.0s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 39.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 16 mSolverCounterUnknown, 49 SdHoareTripleChecker+Valid, 38.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 46 mSDsluCounter, 384 SdHoareTripleChecker+Invalid, 38.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 191 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 139 IncrementalHoareTripleChecker+Invalid, 159 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 193 mSDtfsCounter, 139 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 60 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=123occurred in iteration=0, InterpolantAutomatonStates: 11, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 62 PreInvPairs, 99 NumberOfFragments, 180 HoareAnnotationTreeSize, 62 FomulaSimplifications, 78 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 43 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 8.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 78 NumberOfCodeBlocks, 78 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 75 ConstructedInterpolants, 0 QuantifiedInterpolants, 287 SizeOfPredicates, 3 NumberOfNonLiveVariables, 497 ConjunctsInSsa, 6 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 5/5 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: 745]: Loop Invariant Derived loop invariant: (0 < (bound % 4294967296)) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (0 < (bound % 4294967296)) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (0 < (bound % 4294967296)) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (1 <= (bound % 4294967296)) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (1 <= (bound % 4294967296)) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 747]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (1 <= (bound % 4294967296)) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (1 <= (bound % 4294967296)) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (0 < (bound % 4294967296)) - InvariantResult [Line: 738]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (1 <= (bound % 4294967296)) - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (1 <= (bound % 4294967296)) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (1 <= (bound % 4294967296)) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (0 < (bound % 4294967296)) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 750]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (1 <= (bound % 4294967296)) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (1 <= (bound % 4294967296)) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: (0 < (bound % 4294967296)) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2023-11-21 22:24:51,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0eb6afd6-7f73-44b8-8a98-1aa78c5353a0/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