./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/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_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/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_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/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 67499ec0709cfdcc368630c5b1d94f26157589b8bf16f22cf5d62554760c6dd7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:28:02,053 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:28:02,176 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-21 22:28:02,185 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:28:02,186 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:28:02,226 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:28:02,227 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:28:02,227 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:28:02,228 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:28:02,233 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:28:02,234 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:28:02,235 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:28:02,236 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:28:02,238 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:28:02,238 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:28:02,239 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:28:02,239 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:28:02,240 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:28:02,240 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:28:02,241 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:28:02,241 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:28:02,242 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:28:02,242 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:28:02,243 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:28:02,243 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:28:02,244 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:28:02,244 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:28:02,245 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:28:02,246 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:28:02,246 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:28:02,247 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:28:02,248 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:28:02,248 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:28:02,248 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:28:02,249 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:28:02,249 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:28:02,249 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:28:02,249 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:28:02,250 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:28:02,250 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:28:02,250 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:28:02,251 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:28:02,251 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_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 67499ec0709cfdcc368630c5b1d94f26157589b8bf16f22cf5d62554760c6dd7 [2023-11-21 22:28:02,553 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:28:02,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:28:02,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:28:02,586 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:28:02,586 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:28:02,587 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-1.i [2023-11-21 22:28:05,719 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:28:06,035 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:28:06,035 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-1.i [2023-11-21 22:28:06,058 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/bin/uautomizer-verify-bycVGegfSx/data/203e9fe96/6772594153324050ab1fb963e5e75970/FLAGd70e47ac7 [2023-11-21 22:28:06,085 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/bin/uautomizer-verify-bycVGegfSx/data/203e9fe96/6772594153324050ab1fb963e5e75970 [2023-11-21 22:28:06,088 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:28:06,089 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:28:06,091 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:28:06,091 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:28:06,097 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:28:06,098 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:28:06" (1/1) ... [2023-11-21 22:28:06,099 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7417072c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:06, skipping insertion in model container [2023-11-21 22:28:06,099 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:28:06" (1/1) ... [2023-11-21 22:28:06,188 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:28:06,615 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_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-1.i[33021,33034] [2023-11-21 22:28:06,726 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_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-1.i[44124,44137] [2023-11-21 22:28:06,729 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_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-1.i[44245,44258] [2023-11-21 22:28:06,742 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:28:06,768 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:28:06,824 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_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-1.i[33021,33034] [2023-11-21 22:28:06,891 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_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-1.i[44124,44137] [2023-11-21 22:28:06,893 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_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test7-1.i[44245,44258] [2023-11-21 22:28:06,898 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:28:06,944 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 22:28:06,977 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:28:06,977 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:06 WrapperNode [2023-11-21 22:28:06,977 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:28:06,979 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:28:06,984 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:28:06,984 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:28:06,991 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:06" (1/1) ... [2023-11-21 22:28:07,033 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:06" (1/1) ... [2023-11-21 22:28:07,186 INFO L138 Inliner]: procedures = 176, calls = 277, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1329 [2023-11-21 22:28:07,186 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:28:07,187 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:28:07,188 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:28:07,188 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:28:07,207 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:06" (1/1) ... [2023-11-21 22:28:07,207 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:06" (1/1) ... [2023-11-21 22:28:07,219 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:06" (1/1) ... [2023-11-21 22:28:07,298 WARN L106 HeapSplitter]: Omit memory slicing because it failed with the following exception: Unsupported: Procedure #Ultimate.C_memset is not part of the Ultimate memory model but has specification other that is not a ModifiesSpecification [2023-11-21 22:28:07,298 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:06" (1/1) ... [2023-11-21 22:28:07,298 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:06" (1/1) ... [2023-11-21 22:28:07,341 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:06" (1/1) ... [2023-11-21 22:28:07,356 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:06" (1/1) ... [2023-11-21 22:28:07,361 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:06" (1/1) ... [2023-11-21 22:28:07,369 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:06" (1/1) ... [2023-11-21 22:28:07,381 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:28:07,382 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:28:07,382 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:28:07,382 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:28:07,383 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:06" (1/1) ... [2023-11-21 22:28:07,404 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:28:07,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:28:07,430 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:28:07,456 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:28:07,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 22:28:07,492 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 22:28:07,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 22:28:07,493 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 22:28:07,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 22:28:07,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:28:07,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 22:28:07,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 22:28:07,494 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-21 22:28:07,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 22:28:07,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 22:28:07,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 22:28:07,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:28:07,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:28:07,778 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:28:07,781 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:28:09,384 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:28:11,255 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:28:11,256 INFO L308 CfgBuilder]: Removed 63 assume(true) statements. [2023-11-21 22:28:11,258 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:28:11 BoogieIcfgContainer [2023-11-21 22:28:11,259 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:28:11,262 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:28:11,262 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:28:11,266 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:28:11,267 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:28:06" (1/3) ... [2023-11-21 22:28:11,269 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@233a38c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:28:11, skipping insertion in model container [2023-11-21 22:28:11,269 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:06" (2/3) ... [2023-11-21 22:28:11,271 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@233a38c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:28:11, skipping insertion in model container [2023-11-21 22:28:11,271 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:28:11" (3/3) ... [2023-11-21 22:28:11,274 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SAX_test7-1.i [2023-11-21 22:28:11,296 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:28:11,296 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-21 22:28:11,368 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:28:11,376 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;@1be204a6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:28:11,376 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-21 22:28:11,382 INFO L276 IsEmpty]: Start isEmpty. Operand has 116 states, 109 states have (on average 1.7522935779816513) internal successors, (191), 111 states have internal predecessors, (191), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-21 22:28:11,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 22:28:11,391 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:28:11,392 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:28:11,393 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:28:11,401 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:28:11,402 INFO L85 PathProgramCache]: Analyzing trace with hash 103126310, now seen corresponding path program 1 times [2023-11-21 22:28:11,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:28:11,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094941211] [2023-11-21 22:28:11,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:28:11,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:28:11,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:28:11,663 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 22:28:11,663 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:28:11,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094941211] [2023-11-21 22:28:11,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2094941211] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:28:11,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:28:11,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 22:28:11,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [859537522] [2023-11-21 22:28:11,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:28:11,674 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-21 22:28:11,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:28:11,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 22:28:11,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 22:28:11,712 INFO L87 Difference]: Start difference. First operand has 116 states, 109 states have (on average 1.7522935779816513) internal successors, (191), 111 states have internal predecessors, (191), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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 22:28:13,768 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:28:15,797 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:28:17,838 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:28:19,860 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 22:28:20,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:28:20,278 INFO L93 Difference]: Finished difference Result 188 states and 318 transitions. [2023-11-21 22:28:20,282 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 22:28:20,283 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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 7 [2023-11-21 22:28:20,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:28:20,290 INFO L225 Difference]: With dead ends: 188 [2023-11-21 22:28:20,291 INFO L226 Difference]: Without dead ends: 64 [2023-11-21 22:28:20,294 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 22:28:20,298 INFO L413 NwaCegarLoop]: 66 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 66 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.5s IncrementalHoareTripleChecker+Time [2023-11-21 22:28:20,300 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 66 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 3 Unknown, 0 Unchecked, 8.5s Time] [2023-11-21 22:28:20,318 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2023-11-21 22:28:20,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2023-11-21 22:28:20,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 59 states have (on average 1.11864406779661) internal successors, (66), 59 states have internal predecessors, (66), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2023-11-21 22:28:20,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 72 transitions. [2023-11-21 22:28:20,345 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 72 transitions. Word has length 7 [2023-11-21 22:28:20,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:28:20,346 INFO L495 AbstractCegarLoop]: Abstraction has 64 states and 72 transitions. [2023-11-21 22:28:20,346 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 3.5) internal successors, (7), 2 states have internal predecessors, (7), 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 22:28:20,346 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 72 transitions. [2023-11-21 22:28:20,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 22:28:20,347 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:28:20,347 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:28:20,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 22:28:20,348 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:28:20,348 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:28:20,349 INFO L85 PathProgramCache]: Analyzing trace with hash -487601652, now seen corresponding path program 1 times [2023-11-21 22:28:20,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:28:20,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [540454640] [2023-11-21 22:28:20,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:28:20,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:28:20,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:28:20,553 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 22:28:20,554 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 22:28:20,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [540454640] [2023-11-21 22:28:20,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [540454640] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 22:28:20,554 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 22:28:20,555 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-21 22:28:20,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1476422508] [2023-11-21 22:28:20,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 22:28:20,556 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-21 22:28:20,557 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 22:28:20,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-21 22:28:20,558 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-21 22:28:20,558 INFO L87 Difference]: Start difference. First operand 64 states and 72 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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 22:28:22,617 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:28:24,623 WARN L539 Checker$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 22:28:26,637 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-21 22:28:26,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 22:28:26,641 INFO L93 Difference]: Finished difference Result 74 states and 84 transitions. [2023-11-21 22:28:26,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-21 22:28:26,645 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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 9 [2023-11-21 22:28:26,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 22:28:26,645 INFO L225 Difference]: With dead ends: 74 [2023-11-21 22:28:26,645 INFO L226 Difference]: Without dead ends: 0 [2023-11-21 22:28:26,646 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 22:28:26,648 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 9 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 10 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.1s IncrementalHoareTripleChecker+Time [2023-11-21 22:28:26,648 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9 Valid, 10 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 9 Invalid, 2 Unknown, 0 Unchecked, 6.1s Time] [2023-11-21 22:28:26,649 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-21 22:28:26,649 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-21 22:28:26,650 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 22:28:26,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-21 22:28:26,650 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 9 [2023-11-21 22:28:26,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 22:28:26,650 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 22:28:26,650 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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 22:28:26,651 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-21 22:28:26,651 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 22:28:26,654 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2023-11-21 22:28:26,656 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2023-11-21 22:28:26,657 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-21 22:28:26,660 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-21 22:28:26,741 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2023-11-21 22:28:26,741 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-11-21 22:28:26,741 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-21 22:28:26,742 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 734) no Hoare annotation was computed. [2023-11-21 22:28:26,742 INFO L899 garLoopResultBuilder]: For program point L715-1(lines 715 723) no Hoare annotation was computed. [2023-11-21 22:28:26,742 INFO L899 garLoopResultBuilder]: For program point L715-3(lines 715 723) no Hoare annotation was computed. [2023-11-21 22:28:26,748 INFO L895 garLoopResultBuilder]: At program point L715-4(lines 715 723) 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 22:28:26,749 INFO L899 garLoopResultBuilder]: For program point L715-5(lines 715 723) no Hoare annotation was computed. [2023-11-21 22:28:26,752 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-21 22:28:26,753 INFO L899 garLoopResultBuilder]: For program point L724-1(lines 724 732) no Hoare annotation was computed. [2023-11-21 22:28:26,753 INFO L899 garLoopResultBuilder]: For program point L724-3(lines 724 732) no Hoare annotation was computed. [2023-11-21 22:28:26,754 INFO L895 garLoopResultBuilder]: At program point L724-4(lines 724 732) the Hoare annotation is: false [2023-11-21 22:28:26,756 INFO L899 garLoopResultBuilder]: For program point L724-5(lines 724 732) no Hoare annotation was computed. [2023-11-21 22:28:26,756 INFO L899 garLoopResultBuilder]: For program point L722-68(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,757 INFO L895 garLoopResultBuilder]: At program point L722-69(line 722) 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 22:28:26,757 INFO L899 garLoopResultBuilder]: For program point L722-70(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,758 INFO L895 garLoopResultBuilder]: At program point L722-71(line 722) 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 22:28:26,763 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 730) no Hoare annotation was computed. [2023-11-21 22:28:26,763 INFO L899 garLoopResultBuilder]: For program point L727-3(line 727) no Hoare annotation was computed. [2023-11-21 22:28:26,763 INFO L899 garLoopResultBuilder]: For program point L725-68(line 725) no Hoare annotation was computed. [2023-11-21 22:28:26,764 INFO L902 garLoopResultBuilder]: At program point L725-69(line 725) the Hoare annotation is: true [2023-11-21 22:28:26,764 INFO L899 garLoopResultBuilder]: For program point L725-70(line 725) no Hoare annotation was computed. [2023-11-21 22:28:26,764 INFO L899 garLoopResultBuilder]: For program point L727-8(line 727) no Hoare annotation was computed. [2023-11-21 22:28:26,764 INFO L902 garLoopResultBuilder]: At program point L725-71(line 725) the Hoare annotation is: true [2023-11-21 22:28:26,764 INFO L899 garLoopResultBuilder]: For program point L727-11(line 727) no Hoare annotation was computed. [2023-11-21 22:28:26,765 INFO L895 garLoopResultBuilder]: At program point L727-12(line 727) the Hoare annotation is: false [2023-11-21 22:28:26,765 INFO L899 garLoopResultBuilder]: For program point L727-13(line 727) no Hoare annotation was computed. [2023-11-21 22:28:26,765 INFO L899 garLoopResultBuilder]: For program point L722-170(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,765 INFO L895 garLoopResultBuilder]: At program point L722-171(line 722) 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 22:28:26,765 INFO L899 garLoopResultBuilder]: For program point L722-172(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,766 INFO L899 garLoopResultBuilder]: For program point L722-173(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,766 INFO L895 garLoopResultBuilder]: At program point L722-174(line 722) 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 22:28:26,766 INFO L899 garLoopResultBuilder]: For program point L722-175(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,766 INFO L895 garLoopResultBuilder]: At program point L722-176(line 722) 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 22:28:26,769 INFO L899 garLoopResultBuilder]: For program point L727-22(line 727) no Hoare annotation was computed. [2023-11-21 22:28:26,769 INFO L899 garLoopResultBuilder]: For program point L722-178(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,769 INFO L895 garLoopResultBuilder]: At program point L727-23(line 727) the Hoare annotation is: false [2023-11-21 22:28:26,769 INFO L899 garLoopResultBuilder]: For program point L722-180(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,770 INFO L895 garLoopResultBuilder]: At program point L722-182(line 722) the Hoare annotation is: false [2023-11-21 22:28:26,770 INFO L899 garLoopResultBuilder]: For program point L722-183(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,770 INFO L899 garLoopResultBuilder]: For program point L722-184(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,770 INFO L895 garLoopResultBuilder]: At program point L722-186(line 722) the Hoare annotation is: false [2023-11-21 22:28:26,770 INFO L899 garLoopResultBuilder]: For program point L722-187(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,771 INFO L899 garLoopResultBuilder]: For program point L722-188(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,771 INFO L895 garLoopResultBuilder]: At program point L722-189(line 722) the Hoare annotation is: false [2023-11-21 22:28:26,771 INFO L899 garLoopResultBuilder]: For program point L727-34(line 727) no Hoare annotation was computed. [2023-11-21 22:28:26,771 INFO L899 garLoopResultBuilder]: For program point L722-190(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,772 INFO L895 garLoopResultBuilder]: At program point L727-35(line 727) the Hoare annotation is: false [2023-11-21 22:28:26,772 INFO L899 garLoopResultBuilder]: For program point L727-36(line 727) no Hoare annotation was computed. [2023-11-21 22:28:26,772 INFO L899 garLoopResultBuilder]: For program point L727-37(line 727) no Hoare annotation was computed. [2023-11-21 22:28:26,772 INFO L899 garLoopResultBuilder]: For program point L722-193(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,773 INFO L899 garLoopResultBuilder]: For program point L727-38(line 727) no Hoare annotation was computed. [2023-11-21 22:28:26,773 INFO L895 garLoopResultBuilder]: At program point L722-194(line 722) the Hoare annotation is: false [2023-11-21 22:28:26,773 INFO L895 garLoopResultBuilder]: At program point L727-39(line 727) the Hoare annotation is: false [2023-11-21 22:28:26,773 INFO L899 garLoopResultBuilder]: For program point L727-40(line 727) no Hoare annotation was computed. [2023-11-21 22:28:26,773 INFO L899 garLoopResultBuilder]: For program point L722-202(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,774 INFO L895 garLoopResultBuilder]: At program point L722-203(line 722) the Hoare annotation is: false [2023-11-21 22:28:26,774 INFO L899 garLoopResultBuilder]: For program point L722-210(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,774 INFO L899 garLoopResultBuilder]: For program point L722-212(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,774 INFO L895 garLoopResultBuilder]: At program point L722-214(line 722) the Hoare annotation is: false [2023-11-21 22:28:26,774 INFO L899 garLoopResultBuilder]: For program point L722-215(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,775 INFO L899 garLoopResultBuilder]: For program point L722-225(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,775 INFO L899 garLoopResultBuilder]: For program point L722-235(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,775 INFO L895 garLoopResultBuilder]: At program point L722-236(line 722) the Hoare annotation is: false [2023-11-21 22:28:26,775 INFO L899 garLoopResultBuilder]: For program point L722-237(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,775 INFO L895 garLoopResultBuilder]: At program point L722-246(line 722) the Hoare annotation is: false [2023-11-21 22:28:26,776 INFO L895 garLoopResultBuilder]: At program point L722-248(line 722) the Hoare annotation is: false [2023-11-21 22:28:26,776 INFO L899 garLoopResultBuilder]: For program point L730(line 730) no Hoare annotation was computed. [2023-11-21 22:28:26,776 INFO L899 garLoopResultBuilder]: For program point L722-249(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,776 INFO L899 garLoopResultBuilder]: For program point L722-255(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,776 INFO L899 garLoopResultBuilder]: For program point L722-256(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,779 INFO L895 garLoopResultBuilder]: At program point L722-257(line 722) the Hoare annotation is: false [2023-11-21 22:28:26,783 INFO L899 garLoopResultBuilder]: For program point L722-259(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,784 INFO L899 garLoopResultBuilder]: For program point L722-260(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,784 INFO L895 garLoopResultBuilder]: At program point L722-261(line 722) the Hoare annotation is: false [2023-11-21 22:28:26,786 INFO L899 garLoopResultBuilder]: For program point L722-262(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,786 INFO L899 garLoopResultBuilder]: For program point L722-263(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,786 INFO L899 garLoopResultBuilder]: For program point L725-170(line 725) no Hoare annotation was computed. [2023-11-21 22:28:26,787 INFO L895 garLoopResultBuilder]: At program point L722-264(line 722) the Hoare annotation is: false [2023-11-21 22:28:26,787 INFO L902 garLoopResultBuilder]: At program point L725-171(line 725) the Hoare annotation is: true [2023-11-21 22:28:26,787 INFO L899 garLoopResultBuilder]: For program point L722-265(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,787 INFO L899 garLoopResultBuilder]: For program point L725-172(line 725) no Hoare annotation was computed. [2023-11-21 22:28:26,788 INFO L895 garLoopResultBuilder]: At program point L722-266(line 722) the Hoare annotation is: false [2023-11-21 22:28:26,788 INFO L899 garLoopResultBuilder]: For program point L725-173(line 725) no Hoare annotation was computed. [2023-11-21 22:28:26,788 INFO L899 garLoopResultBuilder]: For program point L722-267(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,788 INFO L902 garLoopResultBuilder]: At program point L725-174(line 725) the Hoare annotation is: true [2023-11-21 22:28:26,788 INFO L899 garLoopResultBuilder]: For program point L722-268(line 722) no Hoare annotation was computed. [2023-11-21 22:28:26,788 INFO L899 garLoopResultBuilder]: For program point L725-175(line 725) no Hoare annotation was computed. [2023-11-21 22:28:26,789 INFO L895 garLoopResultBuilder]: At program point L722-269(line 722) 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 22:28:26,789 INFO L902 garLoopResultBuilder]: At program point L725-176(line 725) the Hoare annotation is: true [2023-11-21 22:28:26,789 INFO L899 garLoopResultBuilder]: For program point L725-178(line 725) no Hoare annotation was computed. [2023-11-21 22:28:26,789 INFO L899 garLoopResultBuilder]: For program point L725-185(line 725) no Hoare annotation was computed. [2023-11-21 22:28:26,791 INFO L895 garLoopResultBuilder]: At program point L725-186(line 725) the Hoare annotation is: false [2023-11-21 22:28:26,791 INFO L899 garLoopResultBuilder]: For program point L725-187(line 725) no Hoare annotation was computed. [2023-11-21 22:28:26,792 INFO L899 garLoopResultBuilder]: For program point L725-188(line 725) no Hoare annotation was computed. [2023-11-21 22:28:26,792 INFO L899 garLoopResultBuilder]: For program point L725-190(line 725) no Hoare annotation was computed. [2023-11-21 22:28:26,792 INFO L895 garLoopResultBuilder]: At program point L725-191(line 725) the Hoare annotation is: false [2023-11-21 22:28:26,792 INFO L899 garLoopResultBuilder]: For program point L725-197(line 725) no Hoare annotation was computed. [2023-11-21 22:28:26,792 INFO L899 garLoopResultBuilder]: For program point L725-198(line 725) no Hoare annotation was computed. [2023-11-21 22:28:26,793 INFO L899 garLoopResultBuilder]: For program point L725-201(line 725) no Hoare annotation was computed. [2023-11-21 22:28:26,793 INFO L899 garLoopResultBuilder]: For program point L725-202(line 725) no Hoare annotation was computed. [2023-11-21 22:28:26,793 INFO L899 garLoopResultBuilder]: For program point L725-204(line 725) no Hoare annotation was computed. [2023-11-21 22:28:26,793 INFO L895 garLoopResultBuilder]: At program point L725-205(line 725) the Hoare annotation is: false [2023-11-21 22:28:26,793 INFO L895 garLoopResultBuilder]: At program point L725-207(line 725) the Hoare annotation is: false [2023-11-21 22:28:26,793 INFO L899 garLoopResultBuilder]: For program point L725-208(line 725) no Hoare annotation was computed. [2023-11-21 22:28:26,793 INFO L895 garLoopResultBuilder]: At program point L725-209(line 725) the Hoare annotation is: false [2023-11-21 22:28:26,794 INFO L899 garLoopResultBuilder]: For program point L725-211(line 725) no Hoare annotation was computed. [2023-11-21 22:28:26,794 INFO L899 garLoopResultBuilder]: For program point L725-213(line 725) no Hoare annotation was computed. [2023-11-21 22:28:26,794 INFO L895 garLoopResultBuilder]: At program point L725-214(line 725) the Hoare annotation is: false [2023-11-21 22:28:26,794 INFO L899 garLoopResultBuilder]: For program point L725-215(line 725) no Hoare annotation was computed. [2023-11-21 22:28:26,794 INFO L899 garLoopResultBuilder]: For program point L725-216(line 725) no Hoare annotation was computed. [2023-11-21 22:28:26,795 INFO L902 garLoopResultBuilder]: At program point L725-217(line 725) the Hoare annotation is: true [2023-11-21 22:28:26,795 INFO L899 garLoopResultBuilder]: For program point L725-218(lines 724 732) no Hoare annotation was computed. [2023-11-21 22:28:26,795 INFO L895 garLoopResultBuilder]: At program point L733-3(lines 733 735) the Hoare annotation is: false [2023-11-21 22:28:26,795 INFO L899 garLoopResultBuilder]: For program point L734(line 734) no Hoare annotation was computed. [2023-11-21 22:28:26,795 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-21 22:28:26,799 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-21 22:28:26,805 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 22:28:26,822 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-21 22:28:26,825 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-21 22:28:26,825 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-21 22:28:26,826 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-21 22:28:26,827 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-21 22:28:26,827 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-21 22:28:26,827 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated [2023-11-21 22:28:26,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 10:28:26 BoogieIcfgContainer [2023-11-21 22:28:26,828 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 22:28:26,829 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:28:26,829 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:28:26,829 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:28:26,830 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:28:11" (3/4) ... [2023-11-21 22:28:26,832 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 22:28:26,837 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-21 22:28:26,875 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 233 nodes and edges [2023-11-21 22:28:26,879 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2023-11-21 22:28:26,886 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-21 22:28:26,889 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 22:28:27,116 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/bin/uautomizer-verify-bycVGegfSx/witness.graphml [2023-11-21 22:28:27,116 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/bin/uautomizer-verify-bycVGegfSx/witness.yml [2023-11-21 22:28:27,117 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:28:27,117 INFO L158 Benchmark]: Toolchain (without parser) took 21028.00ms. Allocated memory was 121.6MB in the beginning and 239.1MB in the end (delta: 117.4MB). Free memory was 78.6MB in the beginning and 99.4MB in the end (delta: -20.8MB). Peak memory consumption was 97.5MB. Max. memory is 16.1GB. [2023-11-21 22:28:27,118 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 121.6MB. Free memory is still 93.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:28:27,118 INFO L158 Benchmark]: CACSL2BoogieTranslator took 886.95ms. Allocated memory is still 121.6MB. Free memory was 78.2MB in the beginning and 88.8MB in the end (delta: -10.6MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. [2023-11-21 22:28:27,119 INFO L158 Benchmark]: Boogie Procedure Inliner took 207.87ms. Allocated memory was 121.6MB in the beginning and 155.2MB in the end (delta: 33.6MB). Free memory was 88.8MB in the beginning and 118.2MB in the end (delta: -29.4MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2023-11-21 22:28:27,120 INFO L158 Benchmark]: Boogie Preprocessor took 193.86ms. Allocated memory is still 155.2MB. Free memory was 118.2MB in the beginning and 101.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 22:28:27,126 INFO L158 Benchmark]: RCFGBuilder took 3877.40ms. Allocated memory was 155.2MB in the beginning and 239.1MB in the end (delta: 83.9MB). Free memory was 101.4MB in the beginning and 179.1MB in the end (delta: -77.7MB). Peak memory consumption was 84.6MB. Max. memory is 16.1GB. [2023-11-21 22:28:27,126 INFO L158 Benchmark]: TraceAbstraction took 15566.17ms. Allocated memory is still 239.1MB. Free memory was 178.0MB in the beginning and 115.1MB in the end (delta: 62.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2023-11-21 22:28:27,127 INFO L158 Benchmark]: Witness Printer took 287.81ms. Allocated memory is still 239.1MB. Free memory was 115.1MB in the beginning and 99.4MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 22:28:27,130 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 121.6MB. Free memory is still 93.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 886.95ms. Allocated memory is still 121.6MB. Free memory was 78.2MB in the beginning and 88.8MB in the end (delta: -10.6MB). Peak memory consumption was 42.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 207.87ms. Allocated memory was 121.6MB in the beginning and 155.2MB in the end (delta: 33.6MB). Free memory was 88.8MB in the beginning and 118.2MB in the end (delta: -29.4MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 193.86ms. Allocated memory is still 155.2MB. Free memory was 118.2MB in the beginning and 101.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 3877.40ms. Allocated memory was 155.2MB in the beginning and 239.1MB in the end (delta: 83.9MB). Free memory was 101.4MB in the beginning and 179.1MB in the end (delta: -77.7MB). Peak memory consumption was 84.6MB. Max. memory is 16.1GB. * TraceAbstraction took 15566.17ms. Allocated memory is still 239.1MB. Free memory was 178.0MB in the beginning and 115.1MB in the end (delta: 62.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Witness Printer took 287.81ms. Allocated memory is still 239.1MB. Free memory was 115.1MB in the beginning and 99.4MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #memory_int[~#i~0!base][~#i~0!offset] could not be translated - 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: 730]: 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: 734]: 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 2 procedures, 116 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 15.5s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 14.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5 mSolverCounterUnknown, 9 SdHoareTripleChecker+Valid, 14.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9 mSDsluCounter, 76 SdHoareTripleChecker+Invalid, 14.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 22 IncrementalHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 71 mSDtfsCounter, 22 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 5 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=116occurred in iteration=0, InterpolantAutomatonStates: 6, 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, 40 LocationsWithAnnotation, 50 PreInvPairs, 63 NumberOfFragments, 82 HoareAnnotationTreeSize, 50 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 40 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 16 NumberOfCodeBlocks, 16 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 14 ConstructedInterpolants, 0 QuantifiedInterpolants, 22 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: 722]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 733]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 727]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 724]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 715]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 722]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 725]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2023-11-21 22:28:27,200 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_14ec0f73-8a06-4aa8-904d-18b76bb7cd2a/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