./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test2-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fe3d29-f1ac-43a9-8816-7002e25cbddf/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fe3d29-f1ac-43a9-8816-7002e25cbddf/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_58fe3d29-f1ac-43a9-8816-7002e25cbddf/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fe3d29-f1ac-43a9-8816-7002e25cbddf/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test2-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fe3d29-f1ac-43a9-8816-7002e25cbddf/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_58fe3d29-f1ac-43a9-8816-7002e25cbddf/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 da01f7e29b47732481465e941f69a1c8f9dd5529ae81cb8448eb7568570e2356 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:10:37,973 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:10:38,098 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fe3d29-f1ac-43a9-8816-7002e25cbddf/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-21 22:10:38,106 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:10:38,107 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:10:38,148 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:10:38,149 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:10:38,149 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:10:38,150 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:10:38,155 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:10:38,156 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:10:38,157 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:10:38,158 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:10:38,160 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:10:38,161 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:10:38,161 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:10:38,162 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:10:38,162 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:10:38,163 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:10:38,163 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:10:38,164 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:10:38,164 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:10:38,165 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:10:38,165 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:10:38,166 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:10:38,166 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:10:38,167 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:10:38,168 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:10:38,168 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:10:38,169 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:10:38,170 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:10:38,170 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:10:38,171 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:10:38,171 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:10:38,171 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:10:38,172 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:10:38,172 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:10:38,172 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:10:38,172 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:10:38,173 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:10:38,173 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:10:38,174 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:10:38,174 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_58fe3d29-f1ac-43a9-8816-7002e25cbddf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fe3d29-f1ac-43a9-8816-7002e25cbddf/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da01f7e29b47732481465e941f69a1c8f9dd5529ae81cb8448eb7568570e2356 [2023-11-21 22:10:38,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:10:38,471 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:10:38,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:10:38,476 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:10:38,476 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:10:38,477 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fe3d29-f1ac-43a9-8816-7002e25cbddf/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test2-2.i [2023-11-21 22:10:41,637 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:10:42,082 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:10:42,085 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fe3d29-f1ac-43a9-8816-7002e25cbddf/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test2-2.i [2023-11-21 22:10:42,108 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fe3d29-f1ac-43a9-8816-7002e25cbddf/bin/uautomizer-verify-bycVGegfSx/data/0d223fcf3/1342c7f203a0446fae8fcec1c903fbd8/FLAGea4dd4beb [2023-11-21 22:10:42,127 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fe3d29-f1ac-43a9-8816-7002e25cbddf/bin/uautomizer-verify-bycVGegfSx/data/0d223fcf3/1342c7f203a0446fae8fcec1c903fbd8 [2023-11-21 22:10:42,130 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:10:42,132 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:10:42,134 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:10:42,134 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:10:42,141 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:10:42,142 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:10:42" (1/1) ... [2023-11-21 22:10:42,144 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@656944d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:42, skipping insertion in model container [2023-11-21 22:10:42,144 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:10:42" (1/1) ... [2023-11-21 22:10:42,232 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:10:42,769 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_58fe3d29-f1ac-43a9-8816-7002e25cbddf/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test2-2.i[37019,37032] [2023-11-21 22:10:42,884 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_58fe3d29-f1ac-43a9-8816-7002e25cbddf/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test2-2.i[47352,47365] [2023-11-21 22:10:42,919 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:10:42,930 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:10:42,970 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_58fe3d29-f1ac-43a9-8816-7002e25cbddf/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test2-2.i[37019,37032] [2023-11-21 22:10:43,031 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_58fe3d29-f1ac-43a9-8816-7002e25cbddf/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test2-2.i[47352,47365] [2023-11-21 22:10:43,042 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:10:43,090 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:10:43,099 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:10:43,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:43 WrapperNode [2023-11-21 22:10:43,100 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:10:43,101 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:10:43,101 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:10:43,103 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:10:43,112 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:43" (1/1) ... [2023-11-21 22:10:43,181 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:43" (1/1) ... [2023-11-21 22:10:43,314 INFO L138 Inliner]: procedures = 208, calls = 286, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1372 [2023-11-21 22:10:43,316 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:10:43,317 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:10:43,317 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:10:43,318 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:10:43,331 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:43" (1/1) ... [2023-11-21 22:10:43,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:43" (1/1) ... [2023-11-21 22:10:43,351 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:43" (1/1) ... [2023-11-21 22:10:43,461 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 22:10:43,461 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:43" (1/1) ... [2023-11-21 22:10:43,462 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:43" (1/1) ... [2023-11-21 22:10:43,544 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:43" (1/1) ... [2023-11-21 22:10:43,574 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:43" (1/1) ... [2023-11-21 22:10:43,582 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:43" (1/1) ... [2023-11-21 22:10:43,598 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:43" (1/1) ... [2023-11-21 22:10:43,620 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:10:43,621 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:10:43,622 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:10:43,622 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:10:43,623 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:43" (1/1) ... [2023-11-21 22:10:43,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:10:43,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fe3d29-f1ac-43a9-8816-7002e25cbddf/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:10:43,659 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fe3d29-f1ac-43a9-8816-7002e25cbddf/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:10:43,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fe3d29-f1ac-43a9-8816-7002e25cbddf/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:10:43,704 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 22:10:43,704 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 22:10:43,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:10:43,705 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-21 22:10:43,705 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 22:10:43,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:10:43,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 22:10:43,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 22:10:43,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 22:10:43,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 22:10:43,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:10:43,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:10:43,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 22:10:43,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 22:10:43,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:10:43,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:10:43,980 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:10:43,989 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:10:45,581 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:10:47,523 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:10:47,523 INFO L308 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-21 22:10:47,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:10:47 BoogieIcfgContainer [2023-11-21 22:10:47,526 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:10:47,528 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:10:47,528 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:10:47,532 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:10:47,532 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:10:42" (1/3) ... [2023-11-21 22:10:47,533 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@aaf924a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:10:47, skipping insertion in model container [2023-11-21 22:10:47,534 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:10:43" (2/3) ... [2023-11-21 22:10:47,534 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@aaf924a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:10:47, skipping insertion in model container [2023-11-21 22:10:47,534 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:10:47" (3/3) ... [2023-11-21 22:10:47,536 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_OAT_test2-2.i [2023-11-21 22:10:47,558 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:10:47,558 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-21 22:10:47,616 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:10:47,623 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;@466e0f64, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:10:47,624 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-21 22:10:47,629 INFO L276 IsEmpty]: Start isEmpty. Operand has 131 states, 118 states have (on average 1.7457627118644068) internal successors, (206), 125 states have internal predecessors, (206), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-21 22:10:47,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 22:10:47,639 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:10:47,640 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:10:47,640 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:10:47,646 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:47,647 INFO L85 PathProgramCache]: Analyzing trace with hash 773947228, now seen corresponding path program 1 times [2023-11-21 22:10:47,657 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:47,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515080816] [2023-11-21 22:10:47,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:47,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:47,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:10:47,890 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 22:10:47,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:10:47,892 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515080816] [2023-11-21 22:10:47,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1515080816] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:10:47,893 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:10:47,894 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:10:47,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1132969975] [2023-11-21 22:10:47,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:10:47,903 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-21 22:10:47,905 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:10:47,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 22:10:47,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 22:10:47,955 INFO L87 Difference]: Start difference. First operand has 131 states, 118 states have (on average 1.7457627118644068) internal successors, (206), 125 states have internal predecessors, (206), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) Second operand has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 22:10:50,017 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:10:52,037 WARN L539 Checker$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 22:10:54,084 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:10:56,097 WARN L539 Checker$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 22:10:56,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:10:56,739 INFO L93 Difference]: Finished difference Result 261 states and 448 transitions. [2023-11-21 22:10:56,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 22:10:56,745 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 8 [2023-11-21 22:10:56,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:10:56,755 INFO L225 Difference]: With dead ends: 261 [2023-11-21 22:10:56,756 INFO L226 Difference]: Without dead ends: 114 [2023-11-21 22:10:56,760 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 22:10:56,765 INFO L413 NwaCegarLoop]: 131 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 131 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2023-11-21 22:10:56,768 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 131 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 4 Unknown, 0 Unchecked, 8.7s Time] [2023-11-21 22:10:56,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2023-11-21 22:10:56,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2023-11-21 22:10:56,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 102 states have (on average 1.2058823529411764) internal successors, (123), 108 states have internal predecessors, (123), 8 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (8), 4 states have call predecessors, (8), 8 states have call successors, (8) [2023-11-21 22:10:56,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 139 transitions. [2023-11-21 22:10:56,827 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 139 transitions. Word has length 8 [2023-11-21 22:10:56,827 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:10:56,827 INFO L495 AbstractCegarLoop]: Abstraction has 114 states and 139 transitions. [2023-11-21 22:10:56,828 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 4.0) internal successors, (8), 2 states have internal predecessors, (8), 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 22:10:56,828 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 139 transitions. [2023-11-21 22:10:56,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 22:10:56,831 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:10:56,831 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:10:56,831 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 22:10:56,832 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:10:56,833 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:10:56,833 INFO L85 PathProgramCache]: Analyzing trace with hash 538167708, now seen corresponding path program 1 times [2023-11-21 22:10:56,833 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:10:56,834 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867503965] [2023-11-21 22:10:56,834 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:10:56,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:10:56,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:10:57,644 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 22:10:57,645 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:10:57,646 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867503965] [2023-11-21 22:10:57,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [867503965] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:10:57,647 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:10:57,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 22:10:57,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [288622718] [2023-11-21 22:10:57,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:10:57,649 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:10:57,650 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:10:57,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:10:57,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:10:57,651 INFO L87 Difference]: Start difference. First operand 114 states and 139 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 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 22:10:59,718 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:11:01,725 WARN L539 Checker$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 22:11:03,740 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:11:05,745 WARN L539 Checker$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 22:11:08,128 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:11:10,137 WARN L539 Checker$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 22:11:12,151 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:11:14,164 WARN L539 Checker$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 22:11:16,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:11:18,178 WARN L539 Checker$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 22:11:20,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:11:22,241 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:11:24,247 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:11:26,277 WARN L539 Checker$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 22:11:28,293 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:11:29,398 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:11:30,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:11:30,885 INFO L93 Difference]: Finished difference Result 199 states and 237 transitions. [2023-11-21 22:11:30,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-21 22:11:30,890 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 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 22 [2023-11-21 22:11:30,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:11:30,891 INFO L225 Difference]: With dead ends: 199 [2023-11-21 22:11:30,891 INFO L226 Difference]: Without dead ends: 0 [2023-11-21 22:11:30,893 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 22:11:30,895 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 28 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 65 mSolverCounterSat, 5 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 65 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.2s IncrementalHoareTripleChecker+Time [2023-11-21 22:11:30,896 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 153 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 65 Invalid, 12 Unknown, 0 Unchecked, 33.2s Time] [2023-11-21 22:11:30,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-21 22:11:30,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-21 22:11:30,897 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 22:11:30,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-21 22:11:30,898 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 22 [2023-11-21 22:11:30,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:11:30,898 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 22:11:30,898 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 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 22:11:30,899 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-21 22:11:30,899 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 22:11:30,902 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2023-11-21 22:11:30,902 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2023-11-21 22:11:30,903 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-21 22:11:30,906 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-21 22:11:30,980 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2023-11-21 22:11:30,980 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-11-21 22:11:30,980 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-21 22:11:30,981 INFO L899 garLoopResultBuilder]: For program point L821-212(line 821) no Hoare annotation was computed. [2023-11-21 22:11:30,981 INFO L902 garLoopResultBuilder]: At program point L821-214(line 821) the Hoare annotation is: true [2023-11-21 22:11:30,981 INFO L899 garLoopResultBuilder]: For program point L821-215(line 821) no Hoare annotation was computed. [2023-11-21 22:11:30,982 INFO L899 garLoopResultBuilder]: For program point L828(line 828) no Hoare annotation was computed. [2023-11-21 22:11:30,982 INFO L899 garLoopResultBuilder]: For program point L821-225(line 821) no Hoare annotation was computed. [2023-11-21 22:11:30,982 INFO L899 garLoopResultBuilder]: For program point L821-235(line 821) no Hoare annotation was computed. [2023-11-21 22:11:30,982 INFO L902 garLoopResultBuilder]: At program point L821-236(line 821) the Hoare annotation is: true [2023-11-21 22:11:30,983 INFO L899 garLoopResultBuilder]: For program point L821-237(line 821) no Hoare annotation was computed. [2023-11-21 22:11:30,983 INFO L902 garLoopResultBuilder]: At program point L821-246(line 821) the Hoare annotation is: true [2023-11-21 22:11:30,983 INFO L902 garLoopResultBuilder]: At program point L821-248(line 821) the Hoare annotation is: true [2023-11-21 22:11:30,983 INFO L899 garLoopResultBuilder]: For program point L821-249(line 821) no Hoare annotation was computed. [2023-11-21 22:11:30,984 INFO L899 garLoopResultBuilder]: For program point L821-255(line 821) no Hoare annotation was computed. [2023-11-21 22:11:30,984 INFO L899 garLoopResultBuilder]: For program point L821-256(line 821) no Hoare annotation was computed. [2023-11-21 22:11:30,984 INFO L902 garLoopResultBuilder]: At program point L821-257(line 821) the Hoare annotation is: true [2023-11-21 22:11:30,985 INFO L899 garLoopResultBuilder]: For program point L821-259(line 821) no Hoare annotation was computed. [2023-11-21 22:11:30,985 INFO L899 garLoopResultBuilder]: For program point L821-260(line 821) no Hoare annotation was computed. [2023-11-21 22:11:30,985 INFO L902 garLoopResultBuilder]: At program point L821-261(line 821) the Hoare annotation is: true [2023-11-21 22:11:30,985 INFO L899 garLoopResultBuilder]: For program point L821-262(line 821) no Hoare annotation was computed. [2023-11-21 22:11:30,986 INFO L899 garLoopResultBuilder]: For program point L821-263(line 821) no Hoare annotation was computed. [2023-11-21 22:11:30,986 INFO L899 garLoopResultBuilder]: For program point L824-170(line 824) no Hoare annotation was computed. [2023-11-21 22:11:30,986 INFO L902 garLoopResultBuilder]: At program point L821-264(line 821) the Hoare annotation is: true [2023-11-21 22:11:30,987 INFO L895 garLoopResultBuilder]: At program point L824-171(line 824) the Hoare annotation is: (= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) [2023-11-21 22:11:30,987 INFO L899 garLoopResultBuilder]: For program point L821-265(line 821) no Hoare annotation was computed. [2023-11-21 22:11:30,987 INFO L899 garLoopResultBuilder]: For program point L824-172(line 824) no Hoare annotation was computed. [2023-11-21 22:11:30,988 INFO L902 garLoopResultBuilder]: At program point L821-266(line 821) the Hoare annotation is: true [2023-11-21 22:11:30,988 INFO L899 garLoopResultBuilder]: For program point L824-173(line 824) no Hoare annotation was computed. [2023-11-21 22:11:30,988 INFO L899 garLoopResultBuilder]: For program point L821-267(line 821) no Hoare annotation was computed. [2023-11-21 22:11:30,988 INFO L895 garLoopResultBuilder]: At program point L824-174(line 824) the Hoare annotation is: (= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) [2023-11-21 22:11:30,989 INFO L899 garLoopResultBuilder]: For program point L821-268(line 821) no Hoare annotation was computed. [2023-11-21 22:11:30,989 INFO L899 garLoopResultBuilder]: For program point L824-175(line 824) no Hoare annotation was computed. [2023-11-21 22:11:30,989 INFO L902 garLoopResultBuilder]: At program point L821-269(line 821) the Hoare annotation is: true [2023-11-21 22:11:30,989 INFO L895 garLoopResultBuilder]: At program point L824-176(line 824) the Hoare annotation is: (= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) [2023-11-21 22:11:30,990 INFO L899 garLoopResultBuilder]: For program point L824-178(line 824) no Hoare annotation was computed. [2023-11-21 22:11:30,990 INFO L899 garLoopResultBuilder]: For program point L824-185(line 824) no Hoare annotation was computed. [2023-11-21 22:11:30,990 INFO L895 garLoopResultBuilder]: At program point L824-186(line 824) the Hoare annotation is: false [2023-11-21 22:11:30,990 INFO L899 garLoopResultBuilder]: For program point L824-187(line 824) no Hoare annotation was computed. [2023-11-21 22:11:30,991 INFO L899 garLoopResultBuilder]: For program point L824-188(line 824) no Hoare annotation was computed. [2023-11-21 22:11:30,991 INFO L899 garLoopResultBuilder]: For program point L824-190(line 824) no Hoare annotation was computed. [2023-11-21 22:11:30,991 INFO L895 garLoopResultBuilder]: At program point L824-191(line 824) the Hoare annotation is: false [2023-11-21 22:11:30,991 INFO L899 garLoopResultBuilder]: For program point L824-197(line 824) no Hoare annotation was computed. [2023-11-21 22:11:30,992 INFO L899 garLoopResultBuilder]: For program point L824-198(line 824) no Hoare annotation was computed. [2023-11-21 22:11:30,992 INFO L899 garLoopResultBuilder]: For program point L824-201(line 824) no Hoare annotation was computed. [2023-11-21 22:11:30,992 INFO L899 garLoopResultBuilder]: For program point L824-202(line 824) no Hoare annotation was computed. [2023-11-21 22:11:30,992 INFO L899 garLoopResultBuilder]: For program point L824-204(line 824) no Hoare annotation was computed. [2023-11-21 22:11:30,993 INFO L895 garLoopResultBuilder]: At program point L824-205(line 824) the Hoare annotation is: false [2023-11-21 22:11:30,993 INFO L895 garLoopResultBuilder]: At program point L824-207(line 824) the Hoare annotation is: false [2023-11-21 22:11:30,993 INFO L899 garLoopResultBuilder]: For program point L824-208(line 824) no Hoare annotation was computed. [2023-11-21 22:11:30,993 INFO L895 garLoopResultBuilder]: At program point L824-209(line 824) the Hoare annotation is: false [2023-11-21 22:11:30,994 INFO L899 garLoopResultBuilder]: For program point L824-211(line 824) no Hoare annotation was computed. [2023-11-21 22:11:30,994 INFO L899 garLoopResultBuilder]: For program point L824-213(line 824) no Hoare annotation was computed. [2023-11-21 22:11:30,994 INFO L895 garLoopResultBuilder]: At program point L824-214(line 824) the Hoare annotation is: false [2023-11-21 22:11:30,994 INFO L899 garLoopResultBuilder]: For program point L824-215(line 824) no Hoare annotation was computed. [2023-11-21 22:11:30,995 INFO L899 garLoopResultBuilder]: For program point L824-216(line 824) no Hoare annotation was computed. [2023-11-21 22:11:30,995 INFO L895 garLoopResultBuilder]: At program point L824-217(line 824) the Hoare annotation is: (= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) [2023-11-21 22:11:30,995 INFO L899 garLoopResultBuilder]: For program point L824-218(lines 823 830) no Hoare annotation was computed. [2023-11-21 22:11:30,995 INFO L902 garLoopResultBuilder]: At program point L832-9(lines 832 835) the Hoare annotation is: true [2023-11-21 22:11:30,996 INFO L899 garLoopResultBuilder]: For program point L833-3(line 833) no Hoare annotation was computed. [2023-11-21 22:11:30,996 INFO L899 garLoopResultBuilder]: For program point L833-8(line 833) no Hoare annotation was computed. [2023-11-21 22:11:30,996 INFO L899 garLoopResultBuilder]: For program point L833-11(line 833) no Hoare annotation was computed. [2023-11-21 22:11:30,996 INFO L902 garLoopResultBuilder]: At program point L833-12(line 833) the Hoare annotation is: true [2023-11-21 22:11:30,997 INFO L899 garLoopResultBuilder]: For program point L833-13(line 833) no Hoare annotation was computed. [2023-11-21 22:11:30,997 INFO L899 garLoopResultBuilder]: For program point L833-22(line 833) no Hoare annotation was computed. [2023-11-21 22:11:30,997 INFO L902 garLoopResultBuilder]: At program point L833-23(line 833) the Hoare annotation is: true [2023-11-21 22:11:30,997 INFO L899 garLoopResultBuilder]: For program point L833-34(line 833) no Hoare annotation was computed. [2023-11-21 22:11:30,998 INFO L902 garLoopResultBuilder]: At program point L833-35(line 833) the Hoare annotation is: true [2023-11-21 22:11:30,998 INFO L899 garLoopResultBuilder]: For program point L833-36(line 833) no Hoare annotation was computed. [2023-11-21 22:11:30,998 INFO L899 garLoopResultBuilder]: For program point L833-37(line 833) no Hoare annotation was computed. [2023-11-21 22:11:30,998 INFO L899 garLoopResultBuilder]: For program point L833-38(line 833) no Hoare annotation was computed. [2023-11-21 22:11:30,999 INFO L902 garLoopResultBuilder]: At program point L833-39(line 833) the Hoare annotation is: true [2023-11-21 22:11:30,999 INFO L899 garLoopResultBuilder]: For program point L833-40(line 833) no Hoare annotation was computed. [2023-11-21 22:11:30,999 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-21 22:11:30,999 INFO L899 garLoopResultBuilder]: For program point L787(lines 787 803) no Hoare annotation was computed. [2023-11-21 22:11:31,000 INFO L899 garLoopResultBuilder]: For program point L788(line 788) no Hoare annotation was computed. [2023-11-21 22:11:31,000 INFO L895 garLoopResultBuilder]: At program point L789(line 789) the Hoare annotation is: false [2023-11-21 22:11:31,000 INFO L899 garLoopResultBuilder]: For program point L791(line 791) no Hoare annotation was computed. [2023-11-21 22:11:31,000 INFO L895 garLoopResultBuilder]: At program point L792(line 792) the Hoare annotation is: false [2023-11-21 22:11:31,001 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 828) no Hoare annotation was computed. [2023-11-21 22:11:31,001 INFO L899 garLoopResultBuilder]: For program point L794(line 794) no Hoare annotation was computed. [2023-11-21 22:11:31,001 INFO L895 garLoopResultBuilder]: At program point L795(line 795) the Hoare annotation is: false [2023-11-21 22:11:31,001 INFO L899 garLoopResultBuilder]: For program point L797(line 797) no Hoare annotation was computed. [2023-11-21 22:11:31,002 INFO L895 garLoopResultBuilder]: At program point L798(line 798) the Hoare annotation is: false [2023-11-21 22:11:31,002 INFO L899 garLoopResultBuilder]: For program point L800(line 800) no Hoare annotation was computed. [2023-11-21 22:11:31,002 INFO L895 garLoopResultBuilder]: At program point L801(line 801) the Hoare annotation is: false [2023-11-21 22:11:31,002 INFO L899 garLoopResultBuilder]: For program point L814-1(lines 814 822) no Hoare annotation was computed. [2023-11-21 22:11:31,003 INFO L899 garLoopResultBuilder]: For program point L814-3(lines 814 822) no Hoare annotation was computed. [2023-11-21 22:11:31,003 INFO L902 garLoopResultBuilder]: At program point L814-4(lines 814 822) the Hoare annotation is: true [2023-11-21 22:11:31,003 INFO L899 garLoopResultBuilder]: For program point L814-5(lines 814 822) no Hoare annotation was computed. [2023-11-21 22:11:31,003 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-21 22:11:31,004 INFO L899 garLoopResultBuilder]: For program point L823-1(lines 823 830) no Hoare annotation was computed. [2023-11-21 22:11:31,004 INFO L899 garLoopResultBuilder]: For program point L823-3(lines 823 830) no Hoare annotation was computed. [2023-11-21 22:11:31,004 INFO L895 garLoopResultBuilder]: At program point L823-4(lines 823 830) the Hoare annotation is: (= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) [2023-11-21 22:11:31,004 INFO L899 garLoopResultBuilder]: For program point L823-5(lines 823 830) no Hoare annotation was computed. [2023-11-21 22:11:31,005 INFO L899 garLoopResultBuilder]: For program point L821-68(line 821) no Hoare annotation was computed. [2023-11-21 22:11:31,005 INFO L902 garLoopResultBuilder]: At program point L821-69(line 821) the Hoare annotation is: true [2023-11-21 22:11:31,005 INFO L899 garLoopResultBuilder]: For program point L821-70(line 821) no Hoare annotation was computed. [2023-11-21 22:11:31,005 INFO L902 garLoopResultBuilder]: At program point L821-71(line 821) the Hoare annotation is: true [2023-11-21 22:11:31,006 INFO L899 garLoopResultBuilder]: For program point L824-68(line 824) no Hoare annotation was computed. [2023-11-21 22:11:31,006 INFO L895 garLoopResultBuilder]: At program point L824-69(line 824) the Hoare annotation is: (= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) [2023-11-21 22:11:31,006 INFO L899 garLoopResultBuilder]: For program point L824-70(line 824) no Hoare annotation was computed. [2023-11-21 22:11:31,006 INFO L895 garLoopResultBuilder]: At program point L824-71(line 824) the Hoare annotation is: (= (select (select |#memory_int| |ULTIMATE.start_main_~#i~0#1.base|) |ULTIMATE.start_main_~#i~0#1.offset|) 0) [2023-11-21 22:11:31,007 INFO L899 garLoopResultBuilder]: For program point L821-170(line 821) no Hoare annotation was computed. [2023-11-21 22:11:31,007 INFO L902 garLoopResultBuilder]: At program point L821-171(line 821) the Hoare annotation is: true [2023-11-21 22:11:31,007 INFO L899 garLoopResultBuilder]: For program point L821-172(line 821) no Hoare annotation was computed. [2023-11-21 22:11:31,007 INFO L899 garLoopResultBuilder]: For program point L821-173(line 821) no Hoare annotation was computed. [2023-11-21 22:11:31,008 INFO L902 garLoopResultBuilder]: At program point L821-174(line 821) the Hoare annotation is: true [2023-11-21 22:11:31,008 INFO L899 garLoopResultBuilder]: For program point L821-175(line 821) no Hoare annotation was computed. [2023-11-21 22:11:31,008 INFO L902 garLoopResultBuilder]: At program point L821-176(line 821) the Hoare annotation is: true [2023-11-21 22:11:31,008 INFO L899 garLoopResultBuilder]: For program point L821-178(line 821) no Hoare annotation was computed. [2023-11-21 22:11:31,009 INFO L899 garLoopResultBuilder]: For program point L821-180(line 821) no Hoare annotation was computed. [2023-11-21 22:11:31,009 INFO L902 garLoopResultBuilder]: At program point L821-182(line 821) the Hoare annotation is: true [2023-11-21 22:11:31,009 INFO L899 garLoopResultBuilder]: For program point L821-183(line 821) no Hoare annotation was computed. [2023-11-21 22:11:31,009 INFO L899 garLoopResultBuilder]: For program point L821-184(line 821) no Hoare annotation was computed. [2023-11-21 22:11:31,009 INFO L902 garLoopResultBuilder]: At program point L821-186(line 821) the Hoare annotation is: true [2023-11-21 22:11:31,010 INFO L899 garLoopResultBuilder]: For program point L821-187(line 821) no Hoare annotation was computed. [2023-11-21 22:11:31,010 INFO L899 garLoopResultBuilder]: For program point L821-188(line 821) no Hoare annotation was computed. [2023-11-21 22:11:31,010 INFO L902 garLoopResultBuilder]: At program point L821-189(line 821) the Hoare annotation is: true [2023-11-21 22:11:31,010 INFO L899 garLoopResultBuilder]: For program point L821-190(line 821) no Hoare annotation was computed. [2023-11-21 22:11:31,011 INFO L899 garLoopResultBuilder]: For program point L821-193(line 821) no Hoare annotation was computed. [2023-11-21 22:11:31,011 INFO L902 garLoopResultBuilder]: At program point L821-194(line 821) the Hoare annotation is: true [2023-11-21 22:11:31,011 INFO L899 garLoopResultBuilder]: For program point L821-202(line 821) no Hoare annotation was computed. [2023-11-21 22:11:31,011 INFO L902 garLoopResultBuilder]: At program point L821-203(line 821) the Hoare annotation is: true [2023-11-21 22:11:31,012 INFO L899 garLoopResultBuilder]: For program point L821-210(line 821) no Hoare annotation was computed. [2023-11-21 22:11:31,012 INFO L899 garLoopResultBuilder]: For program point L782(line 782) no Hoare annotation was computed. [2023-11-21 22:11:31,012 INFO L899 garLoopResultBuilder]: For program point L781(lines 781 783) no Hoare annotation was computed. [2023-11-21 22:11:31,012 INFO L899 garLoopResultBuilder]: For program point L781-2(lines 780 784) no Hoare annotation was computed. [2023-11-21 22:11:31,013 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 780 784) no Hoare annotation was computed. [2023-11-21 22:11:31,013 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 780 784) the Hoare annotation is: true [2023-11-21 22:11:31,013 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 782) no Hoare annotation was computed. [2023-11-21 22:11:31,018 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-21 22:11:31,021 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 22:11:31,038 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-21 22:11:31,040 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-21 22:11:31,040 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-21 22:11:31,041 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-21 22:11:31,041 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-21 22:11:31,042 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-21 22:11:31,042 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-21 22:11:31,043 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 10:11:31 BoogieIcfgContainer [2023-11-21 22:11:31,043 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 22:11:31,044 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:11:31,044 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:11:31,044 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:11:31,045 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:10:47" (3/4) ... [2023-11-21 22:11:31,048 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 22:11:31,052 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-21 22:11:31,053 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-21 22:11:31,087 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 243 nodes and edges [2023-11-21 22:11:31,090 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2023-11-21 22:11:31,094 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-21 22:11:31,097 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 22:11:31,323 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fe3d29-f1ac-43a9-8816-7002e25cbddf/bin/uautomizer-verify-bycVGegfSx/witness.graphml [2023-11-21 22:11:31,324 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fe3d29-f1ac-43a9-8816-7002e25cbddf/bin/uautomizer-verify-bycVGegfSx/witness.yml [2023-11-21 22:11:31,324 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:11:31,325 INFO L158 Benchmark]: Toolchain (without parser) took 49192.71ms. Allocated memory was 211.8MB in the beginning and 260.0MB in the end (delta: 48.2MB). Free memory was 178.1MB in the beginning and 135.4MB in the end (delta: 42.6MB). Peak memory consumption was 92.3MB. Max. memory is 16.1GB. [2023-11-21 22:11:31,325 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:11:31,326 INFO L158 Benchmark]: CACSL2BoogieTranslator took 966.36ms. Allocated memory is still 211.8MB. Free memory was 177.5MB in the beginning and 141.4MB in the end (delta: 36.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-21 22:11:31,326 INFO L158 Benchmark]: Boogie Procedure Inliner took 215.11ms. Allocated memory is still 211.8MB. Free memory was 141.4MB in the beginning and 132.6MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 22:11:31,327 INFO L158 Benchmark]: Boogie Preprocessor took 303.28ms. Allocated memory is still 211.8MB. Free memory was 132.6MB in the beginning and 115.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 22:11:31,327 INFO L158 Benchmark]: RCFGBuilder took 3904.41ms. Allocated memory was 211.8MB in the beginning and 260.0MB in the end (delta: 48.2MB). Free memory was 115.8MB in the beginning and 148.6MB in the end (delta: -32.8MB). Peak memory consumption was 94.5MB. Max. memory is 16.1GB. [2023-11-21 22:11:31,328 INFO L158 Benchmark]: TraceAbstraction took 43515.09ms. Allocated memory is still 260.0MB. Free memory was 147.5MB in the beginning and 152.2MB in the end (delta: -4.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:11:31,328 INFO L158 Benchmark]: Witness Printer took 280.02ms. Allocated memory is still 260.0MB. Free memory was 152.2MB in the beginning and 135.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 22:11:31,331 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 117.4MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 966.36ms. Allocated memory is still 211.8MB. Free memory was 177.5MB in the beginning and 141.4MB in the end (delta: 36.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 215.11ms. Allocated memory is still 211.8MB. Free memory was 141.4MB in the beginning and 132.6MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 303.28ms. Allocated memory is still 211.8MB. Free memory was 132.6MB in the beginning and 115.8MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 3904.41ms. Allocated memory was 211.8MB in the beginning and 260.0MB in the end (delta: 48.2MB). Free memory was 115.8MB in the beginning and 148.6MB in the end (delta: -32.8MB). Peak memory consumption was 94.5MB. Max. memory is 16.1GB. * TraceAbstraction took 43515.09ms. Allocated memory is still 260.0MB. Free memory was 147.5MB in the beginning and 152.2MB in the end (delta: -4.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 280.02ms. Allocated memory is still 260.0MB. Free memory was 152.2MB in the beginning and 135.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. 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 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated - 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: 828]: 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: 782]: 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, 131 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 43.4s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 42.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 16 mSolverCounterUnknown, 28 SdHoareTripleChecker+Valid, 41.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 28 mSDsluCounter, 284 SdHoareTripleChecker+Invalid, 41.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 94 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 89 IncrementalHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 190 mSDtfsCounter, 89 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=131occurred in iteration=0, InterpolantAutomatonStates: 7, 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, 46 LocationsWithAnnotation, 71 PreInvPairs, 114 NumberOfFragments, 88 HoareAnnotationTreeSize, 71 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 46 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 30 NumberOfCodeBlocks, 30 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 28 ConstructedInterpolants, 0 QuantifiedInterpolants, 36 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 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: 833]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 824]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 824]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 824]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 824]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 824]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 824]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 824]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 824]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 823]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 824]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 832]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 824]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 824]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 824]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 833]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-21 22:11:31,446 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58fe3d29-f1ac-43a9-8816-7002e25cbddf/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