./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.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_a26add90-f912-4b0c-93a7-42d15f24b798/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/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_a26add90-f912-4b0c-93a7-42d15f24b798/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/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_a26add90-f912-4b0c-93a7-42d15f24b798/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 5b724500cddd07446974ec59df8ac86aa980f4ff713324fa73d397377235cbe2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:27:52,755 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:27:52,866 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-21 22:27:52,873 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:27:52,874 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:27:52,915 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:27:52,918 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:27:52,918 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:27:52,919 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:27:52,924 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:27:52,925 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:27:52,925 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:27:52,926 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:27:52,928 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:27:52,928 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:27:52,929 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:27:52,930 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:27:52,930 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:27:52,930 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:27:52,931 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:27:52,931 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:27:52,932 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:27:52,933 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:27:52,933 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:27:52,933 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:27:52,934 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:27:52,934 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:27:52,935 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:27:52,936 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:27:52,936 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:27:52,938 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:27:52,938 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:27:52,938 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:27:52,939 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:27:52,939 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:27:52,939 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:27:52,940 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:27:52,940 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:27:52,940 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:27:52,940 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:27:52,941 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:27:52,941 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:27:52,941 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_a26add90-f912-4b0c-93a7-42d15f24b798/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b724500cddd07446974ec59df8ac86aa980f4ff713324fa73d397377235cbe2 [2023-11-21 22:27:53,248 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:27:53,270 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:27:53,272 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:27:53,274 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:27:53,276 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:27:53,277 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i [2023-11-21 22:27:56,507 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:27:56,909 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:27:56,909 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i [2023-11-21 22:27:56,942 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/bin/uautomizer-verify-bycVGegfSx/data/fd6fb2471/57c10459091f49e49ecdb6a99c01f156/FLAG3e41c4a1a [2023-11-21 22:27:56,966 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/bin/uautomizer-verify-bycVGegfSx/data/fd6fb2471/57c10459091f49e49ecdb6a99c01f156 [2023-11-21 22:27:56,975 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:27:56,978 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:27:56,979 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:27:56,979 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:27:56,989 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:27:56,989 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:27:56" (1/1) ... [2023-11-21 22:27:56,991 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@815ee7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:56, skipping insertion in model container [2023-11-21 22:27:56,991 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:27:56" (1/1) ... [2023-11-21 22:27:57,076 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:27:57,622 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_a26add90-f912-4b0c-93a7-42d15f24b798/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[33021,33034] [2023-11-21 22:27:57,852 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_a26add90-f912-4b0c-93a7-42d15f24b798/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[49681,49694] [2023-11-21 22:27:57,892 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:27:57,918 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:27:57,962 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_a26add90-f912-4b0c-93a7-42d15f24b798/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[33021,33034] [2023-11-21 22:27:58,088 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_a26add90-f912-4b0c-93a7-42d15f24b798/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[49681,49694] [2023-11-21 22:27:58,123 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:27:58,170 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:27:58,179 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:27:58,180 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:58 WrapperNode [2023-11-21 22:27:58,180 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:27:58,182 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:27:58,182 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:27:58,183 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:27:58,192 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:58" (1/1) ... [2023-11-21 22:27:58,270 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:58" (1/1) ... [2023-11-21 22:27:58,407 INFO L138 Inliner]: procedures = 177, calls = 487, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2208 [2023-11-21 22:27:58,408 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:27:58,408 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:27:58,409 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:27:58,409 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:27:58,421 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:58" (1/1) ... [2023-11-21 22:27:58,421 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:58" (1/1) ... [2023-11-21 22:27:58,438 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:58" (1/1) ... [2023-11-21 22:27:58,648 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 22:27:58,649 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:58" (1/1) ... [2023-11-21 22:27:58,649 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:58" (1/1) ... [2023-11-21 22:27:58,775 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:58" (1/1) ... [2023-11-21 22:27:58,813 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:58" (1/1) ... [2023-11-21 22:27:58,827 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:58" (1/1) ... [2023-11-21 22:27:58,843 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:58" (1/1) ... [2023-11-21 22:27:58,861 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:27:58,862 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:27:58,862 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:27:58,862 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:27:58,863 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:58" (1/1) ... [2023-11-21 22:27:58,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:27:58,881 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:27:58,894 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:27:58,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:27:58,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 22:27:58,952 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 22:27:58,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 22:27:58,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 22:27:58,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 22:27:58,955 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 22:27:58,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:27:58,955 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:27:58,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 22:27:58,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:27:58,956 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-21 22:27:58,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 22:27:58,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:27:58,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 22:27:58,957 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:27:58,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:27:59,236 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:27:59,239 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:28:01,437 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:28:04,263 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:28:04,263 INFO L308 CfgBuilder]: Removed 100 assume(true) statements. [2023-11-21 22:28:04,265 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:28:04 BoogieIcfgContainer [2023-11-21 22:28:04,267 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:28:04,269 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:28:04,269 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:28:04,272 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:28:04,273 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:27:56" (1/3) ... [2023-11-21 22:28:04,274 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ce2f09a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:28:04, skipping insertion in model container [2023-11-21 22:28:04,274 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:27:58" (2/3) ... [2023-11-21 22:28:04,276 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ce2f09a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:28:04, skipping insertion in model container [2023-11-21 22:28:04,276 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:28:04" (3/3) ... [2023-11-21 22:28:04,278 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_BER_test5-3.i [2023-11-21 22:28:04,299 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:28:04,300 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-21 22:28:04,374 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:28:04,382 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;@3e35ed11, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:28:04,382 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-21 22:28:04,389 INFO L276 IsEmpty]: Start isEmpty. Operand has 190 states, 174 states have (on average 1.7528735632183907) internal successors, (305), 181 states have internal predecessors, (305), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2023-11-21 22:28:04,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 22:28:04,399 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:28:04,400 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2023-11-21 22:28:04,401 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:28:04,408 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:28:04,409 INFO L85 PathProgramCache]: Analyzing trace with hash 1819601647, now seen corresponding path program 1 times [2023-11-21 22:28:04,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:28:04,420 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1257040826] [2023-11-21 22:28:04,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:28:04,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:28:04,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:28:04,606 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:28:04,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1257040826] [2023-11-21 22:28:04,607 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-21 22:28:04,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1393216972] [2023-11-21 22:28:04,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:28:04,608 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:28:04,608 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:28:04,612 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:28:04,614 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-21 22:28:04,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:28:04,904 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-21 22:28:04,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:28:04,931 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 22:28:04,931 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:28:04,932 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1393216972] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:28:04,932 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:28:04,932 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:28:04,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1393621726] [2023-11-21 22:28:04,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:28:04,940 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-21 22:28:04,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:28:04,969 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 22:28:04,970 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 22:28:04,975 INFO L87 Difference]: Start difference. First operand has 190 states, 174 states have (on average 1.7528735632183907) internal successors, (305), 181 states have internal predecessors, (305), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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 22:28:07,055 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:28:09,074 WARN L539 Checker$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 22:28:11,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:28:13,119 WARN L539 Checker$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 22:28:13,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:28:13,272 INFO L93 Difference]: Finished difference Result 281 states and 490 transitions. [2023-11-21 22:28:13,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 22:28:13,275 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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) Word has length 6 [2023-11-21 22:28:13,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:28:13,282 INFO L225 Difference]: With dead ends: 281 [2023-11-21 22:28:13,282 INFO L226 Difference]: Without dead ends: 54 [2023-11-21 22:28:13,286 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 5 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 22:28:13,290 INFO L413 NwaCegarLoop]: 89 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 89 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.2s IncrementalHoareTripleChecker+Time [2023-11-21 22:28:13,291 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 89 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 22 Invalid, 2 Unknown, 0 Unchecked, 8.2s Time] [2023-11-21 22:28:13,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2023-11-21 22:28:13,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 54. [2023-11-21 22:28:13,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 46 states have (on average 1.2826086956521738) internal successors, (59), 52 states have internal predecessors, (59), 5 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 5 states have call successors, (5) [2023-11-21 22:28:13,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 69 transitions. [2023-11-21 22:28:13,337 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 69 transitions. Word has length 6 [2023-11-21 22:28:13,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:28:13,338 INFO L495 AbstractCegarLoop]: Abstraction has 54 states and 69 transitions. [2023-11-21 22:28:13,338 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.0) internal successors, (6), 2 states have internal predecessors, (6), 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 22:28:13,339 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 69 transitions. [2023-11-21 22:28:13,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 22:28:13,340 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:28:13,340 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:28:13,364 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-21 22:28:13,563 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-21 22:28:13,563 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:28:13,564 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:28:13,564 INFO L85 PathProgramCache]: Analyzing trace with hash 891893032, now seen corresponding path program 1 times [2023-11-21 22:28:13,564 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:28:13,564 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414590371] [2023-11-21 22:28:13,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:28:13,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:28:13,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:28:13,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:28:13,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414590371] [2023-11-21 22:28:13,652 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-21 22:28:13,653 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [473510737] [2023-11-21 22:28:13,653 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:28:13,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:28:13,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:28:13,655 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:28:13,672 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-21 22:28:13,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:28:13,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 2 conjunts are in the unsatisfiable core [2023-11-21 22:28:13,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:28:13,997 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 22:28:13,997 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 22:28:13,997 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [473510737] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:28:13,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:28:13,998 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:28:13,998 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [898776924] [2023-11-21 22:28:13,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:28:13,999 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 22:28:13,999 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:28:14,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 22:28:14,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 22:28:14,001 INFO L87 Difference]: Start difference. First operand 54 states and 69 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 2 states have internal predecessors, (19), 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 22:28:14,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:28:14,008 INFO L93 Difference]: Finished difference Result 54 states and 69 transitions. [2023-11-21 22:28:14,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 22:28:14,009 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 2 states have internal predecessors, (19), 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) Word has length 19 [2023-11-21 22:28:14,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:28:14,009 INFO L225 Difference]: With dead ends: 54 [2023-11-21 22:28:14,009 INFO L226 Difference]: Without dead ends: 0 [2023-11-21 22:28:14,010 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 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 22:28:14,012 INFO L413 NwaCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-21 22:28:14,013 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-21 22:28:14,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-21 22:28:14,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-21 22:28:14,014 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 22:28:14,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-21 22:28:14,015 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 19 [2023-11-21 22:28:14,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:28:14,015 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 22:28:14,015 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 2 states have internal predecessors, (19), 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 22:28:14,016 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-21 22:28:14,016 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 22:28:14,018 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2023-11-21 22:28:14,019 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2023-11-21 22:28:14,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-21 22:28:14,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-21 22:28:14,242 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-21 22:28:14,322 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2023-11-21 22:28:14,322 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-11-21 22:28:14,323 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-21 22:28:14,323 INFO L899 garLoopResultBuilder]: For program point L761-33(line 761) no Hoare annotation was computed. [2023-11-21 22:28:14,323 INFO L902 garLoopResultBuilder]: At program point L761-34(line 761) the Hoare annotation is: true [2023-11-21 22:28:14,323 INFO L899 garLoopResultBuilder]: For program point L761-35(line 761) no Hoare annotation was computed. [2023-11-21 22:28:14,323 INFO L899 garLoopResultBuilder]: For program point L761-36(line 761) no Hoare annotation was computed. [2023-11-21 22:28:14,324 INFO L899 garLoopResultBuilder]: For program point L761-37(line 761) no Hoare annotation was computed. [2023-11-21 22:28:14,324 INFO L902 garLoopResultBuilder]: At program point L761-38(line 761) the Hoare annotation is: true [2023-11-21 22:28:14,324 INFO L899 garLoopResultBuilder]: For program point L761-39(line 761) no Hoare annotation was computed. [2023-11-21 22:28:14,324 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 752) no Hoare annotation was computed. [2023-11-21 22:28:14,325 INFO L899 garLoopResultBuilder]: For program point L708(lines 708 724) no Hoare annotation was computed. [2023-11-21 22:28:14,325 INFO L899 garLoopResultBuilder]: For program point L709(line 709) no Hoare annotation was computed. [2023-11-21 22:28:14,325 INFO L895 garLoopResultBuilder]: At program point L710(line 710) the Hoare annotation is: false [2023-11-21 22:28:14,325 INFO L899 garLoopResultBuilder]: For program point L712(line 712) no Hoare annotation was computed. [2023-11-21 22:28:14,325 INFO L895 garLoopResultBuilder]: At program point L713(line 713) the Hoare annotation is: false [2023-11-21 22:28:14,326 INFO L899 garLoopResultBuilder]: For program point L715(line 715) no Hoare annotation was computed. [2023-11-21 22:28:14,326 INFO L895 garLoopResultBuilder]: At program point L716(line 716) the Hoare annotation is: false [2023-11-21 22:28:14,326 INFO L899 garLoopResultBuilder]: For program point L718(line 718) no Hoare annotation was computed. [2023-11-21 22:28:14,326 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-21 22:28:14,326 INFO L895 garLoopResultBuilder]: At program point L719(line 719) the Hoare annotation is: false [2023-11-21 22:28:14,327 INFO L899 garLoopResultBuilder]: For program point L721(line 721) no Hoare annotation was computed. [2023-11-21 22:28:14,327 INFO L895 garLoopResultBuilder]: At program point L722(line 722) the Hoare annotation is: false [2023-11-21 22:28:14,327 INFO L899 garLoopResultBuilder]: For program point L736-2(lines 736 745) no Hoare annotation was computed. [2023-11-21 22:28:14,327 INFO L895 garLoopResultBuilder]: At program point L736-3(lines 736 745) the Hoare annotation is: (<= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-21 22:28:14,327 INFO L899 garLoopResultBuilder]: For program point L743-68(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,328 INFO L902 garLoopResultBuilder]: At program point L743-69(line 743) the Hoare annotation is: true [2023-11-21 22:28:14,328 INFO L899 garLoopResultBuilder]: For program point L743-70(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,328 INFO L902 garLoopResultBuilder]: At program point L743-71(line 743) the Hoare annotation is: true [2023-11-21 22:28:14,328 INFO L899 garLoopResultBuilder]: For program point L746-2(lines 746 754) no Hoare annotation was computed. [2023-11-21 22:28:14,328 INFO L895 garLoopResultBuilder]: At program point L746-3(lines 746 754) the Hoare annotation is: false [2023-11-21 22:28:14,329 INFO L899 garLoopResultBuilder]: For program point L744-67(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,329 INFO L895 garLoopResultBuilder]: At program point L744-68(line 744) the Hoare annotation is: false [2023-11-21 22:28:14,329 INFO L899 garLoopResultBuilder]: For program point L744-69(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,329 INFO L895 garLoopResultBuilder]: At program point L744-70(line 744) the Hoare annotation is: false [2023-11-21 22:28:14,329 INFO L899 garLoopResultBuilder]: For program point L743-170(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,330 INFO L902 garLoopResultBuilder]: At program point L743-171(line 743) the Hoare annotation is: true [2023-11-21 22:28:14,330 INFO L899 garLoopResultBuilder]: For program point L743-172(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,330 INFO L899 garLoopResultBuilder]: For program point L743-173(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,330 INFO L902 garLoopResultBuilder]: At program point L743-174(line 743) the Hoare annotation is: true [2023-11-21 22:28:14,330 INFO L899 garLoopResultBuilder]: For program point L743-175(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,331 INFO L902 garLoopResultBuilder]: At program point L743-176(line 743) the Hoare annotation is: true [2023-11-21 22:28:14,331 INFO L899 garLoopResultBuilder]: For program point L743-178(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,331 INFO L899 garLoopResultBuilder]: For program point L743-180(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,331 INFO L895 garLoopResultBuilder]: At program point L743-182(line 743) the Hoare annotation is: false [2023-11-21 22:28:14,331 INFO L899 garLoopResultBuilder]: For program point L743-183(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,332 INFO L899 garLoopResultBuilder]: For program point L743-184(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,332 INFO L895 garLoopResultBuilder]: At program point L743-186(line 743) the Hoare annotation is: false [2023-11-21 22:28:14,332 INFO L899 garLoopResultBuilder]: For program point L743-187(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,332 INFO L899 garLoopResultBuilder]: For program point L743-188(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,332 INFO L895 garLoopResultBuilder]: At program point L743-189(line 743) the Hoare annotation is: false [2023-11-21 22:28:14,332 INFO L899 garLoopResultBuilder]: For program point L743-190(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,333 INFO L899 garLoopResultBuilder]: For program point L743-193(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,333 INFO L895 garLoopResultBuilder]: At program point L743-194(line 743) the Hoare annotation is: false [2023-11-21 22:28:14,333 INFO L899 garLoopResultBuilder]: For program point L744-169(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,333 INFO L895 garLoopResultBuilder]: At program point L744-170(line 744) the Hoare annotation is: false [2023-11-21 22:28:14,333 INFO L899 garLoopResultBuilder]: For program point L743-202(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,334 INFO L899 garLoopResultBuilder]: For program point L744-171(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,334 INFO L895 garLoopResultBuilder]: At program point L743-203(line 743) the Hoare annotation is: false [2023-11-21 22:28:14,334 INFO L899 garLoopResultBuilder]: For program point L744-172(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,334 INFO L895 garLoopResultBuilder]: At program point L744-173(line 744) the Hoare annotation is: false [2023-11-21 22:28:14,334 INFO L899 garLoopResultBuilder]: For program point L744-174(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,335 INFO L895 garLoopResultBuilder]: At program point L744-175(line 744) the Hoare annotation is: false [2023-11-21 22:28:14,335 INFO L899 garLoopResultBuilder]: For program point L744-177(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,335 INFO L899 garLoopResultBuilder]: For program point L743-210(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,335 INFO L899 garLoopResultBuilder]: For program point L744-179(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,335 INFO L899 garLoopResultBuilder]: For program point L743-212(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,336 INFO L895 garLoopResultBuilder]: At program point L744-181(line 744) the Hoare annotation is: false [2023-11-21 22:28:14,336 INFO L899 garLoopResultBuilder]: For program point L744-182(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,336 INFO L895 garLoopResultBuilder]: At program point L743-214(line 743) the Hoare annotation is: false [2023-11-21 22:28:14,336 INFO L899 garLoopResultBuilder]: For program point L744-183(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,336 INFO L899 garLoopResultBuilder]: For program point L743-215(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,337 INFO L895 garLoopResultBuilder]: At program point L744-185(line 744) the Hoare annotation is: false [2023-11-21 22:28:14,337 INFO L899 garLoopResultBuilder]: For program point L744-186(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,337 INFO L899 garLoopResultBuilder]: For program point L744-187(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,337 INFO L895 garLoopResultBuilder]: At program point L744-188(line 744) the Hoare annotation is: false [2023-11-21 22:28:14,337 INFO L899 garLoopResultBuilder]: For program point L744-189(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,338 INFO L899 garLoopResultBuilder]: For program point L744-192(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,338 INFO L899 garLoopResultBuilder]: For program point L748-68(line 748) no Hoare annotation was computed. [2023-11-21 22:28:14,338 INFO L895 garLoopResultBuilder]: At program point L744-193(line 744) the Hoare annotation is: false [2023-11-21 22:28:14,338 INFO L902 garLoopResultBuilder]: At program point L748-69(line 748) the Hoare annotation is: true [2023-11-21 22:28:14,338 INFO L899 garLoopResultBuilder]: For program point L743-225(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,339 INFO L899 garLoopResultBuilder]: For program point L748-70(line 748) no Hoare annotation was computed. [2023-11-21 22:28:14,339 INFO L895 garLoopResultBuilder]: At program point L748-71(line 748) the Hoare annotation is: false [2023-11-21 22:28:14,339 INFO L899 garLoopResultBuilder]: For program point L744-201(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,339 INFO L895 garLoopResultBuilder]: At program point L744-202(line 744) the Hoare annotation is: false [2023-11-21 22:28:14,339 INFO L899 garLoopResultBuilder]: For program point L743-235(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,340 INFO L895 garLoopResultBuilder]: At program point L743-236(line 743) the Hoare annotation is: false [2023-11-21 22:28:14,340 INFO L899 garLoopResultBuilder]: For program point L743-237(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,340 INFO L899 garLoopResultBuilder]: For program point L744-209(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,340 INFO L899 garLoopResultBuilder]: For program point L744-211(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,340 INFO L895 garLoopResultBuilder]: At program point L744-213(line 744) the Hoare annotation is: false [2023-11-21 22:28:14,341 INFO L899 garLoopResultBuilder]: For program point L744-214(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,341 INFO L895 garLoopResultBuilder]: At program point L743-246(line 743) the Hoare annotation is: false [2023-11-21 22:28:14,341 INFO L895 garLoopResultBuilder]: At program point L743-248(line 743) the Hoare annotation is: false [2023-11-21 22:28:14,341 INFO L899 garLoopResultBuilder]: For program point L743-249(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,341 INFO L899 garLoopResultBuilder]: For program point L743-255(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,342 INFO L899 garLoopResultBuilder]: For program point L744-224(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,342 INFO L899 garLoopResultBuilder]: For program point L743-256(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,342 INFO L895 garLoopResultBuilder]: At program point L743-257(line 743) the Hoare annotation is: false [2023-11-21 22:28:14,342 INFO L899 garLoopResultBuilder]: For program point L743-259(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,342 INFO L899 garLoopResultBuilder]: For program point L743-260(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,342 INFO L895 garLoopResultBuilder]: At program point L743-261(line 743) the Hoare annotation is: false [2023-11-21 22:28:14,343 INFO L899 garLoopResultBuilder]: For program point L743-262(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,343 INFO L899 garLoopResultBuilder]: For program point L743-263(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,343 INFO L895 garLoopResultBuilder]: At program point L743-264(line 743) the Hoare annotation is: false [2023-11-21 22:28:14,343 INFO L899 garLoopResultBuilder]: For program point L743-265(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,343 INFO L899 garLoopResultBuilder]: For program point L744-234(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,344 INFO L895 garLoopResultBuilder]: At program point L743-266(line 743) the Hoare annotation is: false [2023-11-21 22:28:14,344 INFO L895 garLoopResultBuilder]: At program point L744-235(line 744) the Hoare annotation is: false [2023-11-21 22:28:14,344 INFO L899 garLoopResultBuilder]: For program point L743-267(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,344 INFO L899 garLoopResultBuilder]: For program point L744-236(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,344 INFO L899 garLoopResultBuilder]: For program point L743-268(line 743) no Hoare annotation was computed. [2023-11-21 22:28:14,345 INFO L902 garLoopResultBuilder]: At program point L743-269(line 743) the Hoare annotation is: true [2023-11-21 22:28:14,345 INFO L895 garLoopResultBuilder]: At program point L744-245(line 744) the Hoare annotation is: false [2023-11-21 22:28:14,345 INFO L895 garLoopResultBuilder]: At program point L744-247(line 744) the Hoare annotation is: false [2023-11-21 22:28:14,345 INFO L899 garLoopResultBuilder]: For program point L744-248(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,345 INFO L899 garLoopResultBuilder]: For program point L752(line 752) no Hoare annotation was computed. [2023-11-21 22:28:14,346 INFO L899 garLoopResultBuilder]: For program point L744-254(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,346 INFO L899 garLoopResultBuilder]: For program point L744-255(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,346 INFO L895 garLoopResultBuilder]: At program point L744-256(line 744) the Hoare annotation is: false [2023-11-21 22:28:14,346 INFO L899 garLoopResultBuilder]: For program point L744-258(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,346 INFO L899 garLoopResultBuilder]: For program point L744-259(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,347 INFO L895 garLoopResultBuilder]: At program point L744-260(line 744) the Hoare annotation is: false [2023-11-21 22:28:14,347 INFO L899 garLoopResultBuilder]: For program point L744-261(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,347 INFO L899 garLoopResultBuilder]: For program point L744-262(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,347 INFO L895 garLoopResultBuilder]: At program point L744-263(line 744) the Hoare annotation is: false [2023-11-21 22:28:14,347 INFO L899 garLoopResultBuilder]: For program point L744-264(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,348 INFO L895 garLoopResultBuilder]: At program point L744-265(line 744) the Hoare annotation is: false [2023-11-21 22:28:14,348 INFO L899 garLoopResultBuilder]: For program point L744-266(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,348 INFO L899 garLoopResultBuilder]: For program point L744-267(line 744) no Hoare annotation was computed. [2023-11-21 22:28:14,348 INFO L895 garLoopResultBuilder]: At program point L744-268(line 744) the Hoare annotation is: false [2023-11-21 22:28:14,348 INFO L899 garLoopResultBuilder]: For program point L748-170(line 748) no Hoare annotation was computed. [2023-11-21 22:28:14,348 INFO L895 garLoopResultBuilder]: At program point L748-171(line 748) the Hoare annotation is: false [2023-11-21 22:28:14,349 INFO L899 garLoopResultBuilder]: For program point L748-172(line 748) no Hoare annotation was computed. [2023-11-21 22:28:14,349 INFO L899 garLoopResultBuilder]: For program point L748-173(line 748) no Hoare annotation was computed. [2023-11-21 22:28:14,349 INFO L895 garLoopResultBuilder]: At program point L748-174(line 748) the Hoare annotation is: false [2023-11-21 22:28:14,349 INFO L899 garLoopResultBuilder]: For program point L748-175(line 748) no Hoare annotation was computed. [2023-11-21 22:28:14,349 INFO L895 garLoopResultBuilder]: At program point L748-176(line 748) the Hoare annotation is: false [2023-11-21 22:28:14,350 INFO L899 garLoopResultBuilder]: For program point L748-178(line 748) no Hoare annotation was computed. [2023-11-21 22:28:14,350 INFO L899 garLoopResultBuilder]: For program point L748-185(line 748) no Hoare annotation was computed. [2023-11-21 22:28:14,350 INFO L895 garLoopResultBuilder]: At program point L748-186(line 748) the Hoare annotation is: false [2023-11-21 22:28:14,350 INFO L899 garLoopResultBuilder]: For program point L748-187(line 748) no Hoare annotation was computed. [2023-11-21 22:28:14,350 INFO L899 garLoopResultBuilder]: For program point L748-188(line 748) no Hoare annotation was computed. [2023-11-21 22:28:14,351 INFO L899 garLoopResultBuilder]: For program point L748-190(line 748) no Hoare annotation was computed. [2023-11-21 22:28:14,351 INFO L895 garLoopResultBuilder]: At program point L748-191(line 748) the Hoare annotation is: false [2023-11-21 22:28:14,351 INFO L899 garLoopResultBuilder]: For program point L748-197(line 748) no Hoare annotation was computed. [2023-11-21 22:28:14,351 INFO L899 garLoopResultBuilder]: For program point L748-198(line 748) no Hoare annotation was computed. [2023-11-21 22:28:14,351 INFO L899 garLoopResultBuilder]: For program point L748-201(line 748) no Hoare annotation was computed. [2023-11-21 22:28:14,351 INFO L899 garLoopResultBuilder]: For program point L748-202(line 748) no Hoare annotation was computed. [2023-11-21 22:28:14,352 INFO L899 garLoopResultBuilder]: For program point L748-204(line 748) no Hoare annotation was computed. [2023-11-21 22:28:14,352 INFO L895 garLoopResultBuilder]: At program point L748-205(line 748) the Hoare annotation is: false [2023-11-21 22:28:14,352 INFO L895 garLoopResultBuilder]: At program point L748-207(line 748) the Hoare annotation is: false [2023-11-21 22:28:14,352 INFO L899 garLoopResultBuilder]: For program point L748-208(line 748) no Hoare annotation was computed. [2023-11-21 22:28:14,352 INFO L895 garLoopResultBuilder]: At program point L748-209(line 748) the Hoare annotation is: false [2023-11-21 22:28:14,353 INFO L899 garLoopResultBuilder]: For program point L748-211(line 748) no Hoare annotation was computed. [2023-11-21 22:28:14,353 INFO L899 garLoopResultBuilder]: For program point L748-213(line 748) no Hoare annotation was computed. [2023-11-21 22:28:14,353 INFO L895 garLoopResultBuilder]: At program point L748-214(line 748) the Hoare annotation is: false [2023-11-21 22:28:14,353 INFO L899 garLoopResultBuilder]: For program point L748-215(line 748) no Hoare annotation was computed. [2023-11-21 22:28:14,353 INFO L899 garLoopResultBuilder]: For program point L748-216(line 748) no Hoare annotation was computed. [2023-11-21 22:28:14,354 INFO L895 garLoopResultBuilder]: At program point L748-217(line 748) the Hoare annotation is: false [2023-11-21 22:28:14,354 INFO L899 garLoopResultBuilder]: For program point L748-218(lines 746 754) no Hoare annotation was computed. [2023-11-21 22:28:14,354 INFO L902 garLoopResultBuilder]: At program point L756-9(lines 756 763) the Hoare annotation is: true [2023-11-21 22:28:14,354 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-21 22:28:14,354 INFO L899 garLoopResultBuilder]: For program point L760-3(line 760) no Hoare annotation was computed. [2023-11-21 22:28:14,354 INFO L899 garLoopResultBuilder]: For program point L760-8(line 760) no Hoare annotation was computed. [2023-11-21 22:28:14,355 INFO L899 garLoopResultBuilder]: For program point L760-11(line 760) no Hoare annotation was computed. [2023-11-21 22:28:14,355 INFO L902 garLoopResultBuilder]: At program point L760-12(line 760) the Hoare annotation is: true [2023-11-21 22:28:14,355 INFO L899 garLoopResultBuilder]: For program point L760-13(line 760) no Hoare annotation was computed. [2023-11-21 22:28:14,355 INFO L899 garLoopResultBuilder]: For program point L760-22(line 760) no Hoare annotation was computed. [2023-11-21 22:28:14,355 INFO L902 garLoopResultBuilder]: At program point L760-23(line 760) the Hoare annotation is: true [2023-11-21 22:28:14,355 INFO L899 garLoopResultBuilder]: For program point L761-2(line 761) no Hoare annotation was computed. [2023-11-21 22:28:14,356 INFO L899 garLoopResultBuilder]: For program point L760-34(line 760) no Hoare annotation was computed. [2023-11-21 22:28:14,356 INFO L902 garLoopResultBuilder]: At program point L760-35(line 760) the Hoare annotation is: true [2023-11-21 22:28:14,356 INFO L899 garLoopResultBuilder]: For program point L760-36(line 760) no Hoare annotation was computed. [2023-11-21 22:28:14,356 INFO L899 garLoopResultBuilder]: For program point L760-37(line 760) no Hoare annotation was computed. [2023-11-21 22:28:14,356 INFO L899 garLoopResultBuilder]: For program point L760-38(line 760) no Hoare annotation was computed. [2023-11-21 22:28:14,356 INFO L899 garLoopResultBuilder]: For program point L761-7(line 761) no Hoare annotation was computed. [2023-11-21 22:28:14,357 INFO L902 garLoopResultBuilder]: At program point L760-39(line 760) the Hoare annotation is: true [2023-11-21 22:28:14,357 INFO L899 garLoopResultBuilder]: For program point L761-10(line 761) no Hoare annotation was computed. [2023-11-21 22:28:14,357 INFO L902 garLoopResultBuilder]: At program point L761-11(line 761) the Hoare annotation is: true [2023-11-21 22:28:14,357 INFO L899 garLoopResultBuilder]: For program point L761-12(line 761) no Hoare annotation was computed. [2023-11-21 22:28:14,357 INFO L899 garLoopResultBuilder]: For program point L761-21(line 761) no Hoare annotation was computed. [2023-11-21 22:28:14,357 INFO L902 garLoopResultBuilder]: At program point L761-22(line 761) the Hoare annotation is: true [2023-11-21 22:28:14,358 INFO L899 garLoopResultBuilder]: For program point L703(line 703) no Hoare annotation was computed. [2023-11-21 22:28:14,358 INFO L899 garLoopResultBuilder]: For program point L702(lines 702 704) no Hoare annotation was computed. [2023-11-21 22:28:14,358 INFO L899 garLoopResultBuilder]: For program point L702-2(lines 701 705) no Hoare annotation was computed. [2023-11-21 22:28:14,358 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 701 705) no Hoare annotation was computed. [2023-11-21 22:28:14,358 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 701 705) the Hoare annotation is: true [2023-11-21 22:28:14,359 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 703) no Hoare annotation was computed. [2023-11-21 22:28:14,362 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-21 22:28:14,364 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 22:28:14,392 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 10:28:14 BoogieIcfgContainer [2023-11-21 22:28:14,392 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 22:28:14,393 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:28:14,393 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:28:14,393 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:28:14,394 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:28:04" (3/4) ... [2023-11-21 22:28:14,397 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 22:28:14,400 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-21 22:28:14,401 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-21 22:28:14,518 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 353 nodes and edges [2023-11-21 22:28:14,521 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2023-11-21 22:28:14,523 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-21 22:28:14,525 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 22:28:14,738 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/bin/uautomizer-verify-bycVGegfSx/witness.graphml [2023-11-21 22:28:14,739 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/bin/uautomizer-verify-bycVGegfSx/witness.yml [2023-11-21 22:28:14,739 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:28:14,740 INFO L158 Benchmark]: Toolchain (without parser) took 17762.03ms. Allocated memory was 195.0MB in the beginning and 335.5MB in the end (delta: 140.5MB). Free memory was 153.3MB in the beginning and 252.7MB in the end (delta: -99.4MB). Peak memory consumption was 208.3MB. Max. memory is 16.1GB. [2023-11-21 22:28:14,740 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 195.0MB. Free memory is still 169.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:28:14,740 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1201.87ms. Allocated memory is still 195.0MB. Free memory was 152.9MB in the beginning and 111.3MB in the end (delta: 41.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-21 22:28:14,741 INFO L158 Benchmark]: Boogie Procedure Inliner took 225.67ms. Allocated memory is still 195.0MB. Free memory was 110.9MB in the beginning and 98.2MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 22:28:14,741 INFO L158 Benchmark]: Boogie Preprocessor took 452.77ms. Allocated memory is still 195.0MB. Free memory was 97.8MB in the beginning and 147.4MB in the end (delta: -49.5MB). Peak memory consumption was 42.2MB. Max. memory is 16.1GB. [2023-11-21 22:28:14,742 INFO L158 Benchmark]: RCFGBuilder took 5404.73ms. Allocated memory was 195.0MB in the beginning and 335.5MB in the end (delta: 140.5MB). Free memory was 147.4MB in the beginning and 198.2MB in the end (delta: -50.8MB). Peak memory consumption was 184.0MB. Max. memory is 16.1GB. [2023-11-21 22:28:14,742 INFO L158 Benchmark]: TraceAbstraction took 10123.79ms. Allocated memory is still 335.5MB. Free memory was 198.2MB in the beginning and 94.4MB in the end (delta: 103.8MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. [2023-11-21 22:28:14,742 INFO L158 Benchmark]: Witness Printer took 346.04ms. Allocated memory is still 335.5MB. Free memory was 94.4MB in the beginning and 252.7MB in the end (delta: -158.3MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2023-11-21 22:28:14,744 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 195.0MB. Free memory is still 169.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1201.87ms. Allocated memory is still 195.0MB. Free memory was 152.9MB in the beginning and 111.3MB in the end (delta: 41.6MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 225.67ms. Allocated memory is still 195.0MB. Free memory was 110.9MB in the beginning and 98.2MB in the end (delta: 12.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 452.77ms. Allocated memory is still 195.0MB. Free memory was 97.8MB in the beginning and 147.4MB in the end (delta: -49.5MB). Peak memory consumption was 42.2MB. Max. memory is 16.1GB. * RCFGBuilder took 5404.73ms. Allocated memory was 195.0MB in the beginning and 335.5MB in the end (delta: 140.5MB). Free memory was 147.4MB in the beginning and 198.2MB in the end (delta: -50.8MB). Peak memory consumption was 184.0MB. Max. memory is 16.1GB. * TraceAbstraction took 10123.79ms. Allocated memory is still 335.5MB. Free memory was 198.2MB in the beginning and 94.4MB in the end (delta: 103.8MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. * Witness Printer took 346.04ms. Allocated memory is still 335.5MB. Free memory was 94.4MB in the beginning and 252.7MB in the end (delta: -158.3MB). Peak memory consumption was 7.3MB. 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: 752]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - 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, 190 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 10.0s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 8.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 8.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 89 SdHoareTripleChecker+Invalid, 8.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 23 IncrementalHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 89 mSDtfsCounter, 23 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=190occurred in iteration=0, InterpolantAutomatonStates: 5, 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 69 LocationsWithAnnotation, 88 PreInvPairs, 105 NumberOfFragments, 71 HoareAnnotationTreeSize, 88 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 69 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 50 NumberOfCodeBlocks, 50 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 23 ConstructedInterpolants, 0 QuantifiedInterpolants, 25 SizeOfPredicates, 0 NumberOfNonLiveVariables, 186 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 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 2 specifications checked. All of them hold - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: (i <= 0) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2023-11-21 22:28:14,784 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a26add90-f912-4b0c-93a7-42d15f24b798/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