./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.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_f7ac0422-f69b-426f-b902-08507ae362ed/bin/utaipan-verify-QoSU8krkJ5/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ac0422-f69b-426f-b902-08507ae362ed/bin/utaipan-verify-QoSU8krkJ5/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ac0422-f69b-426f-b902-08507ae362ed/bin/utaipan-verify-QoSU8krkJ5/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ac0422-f69b-426f-b902-08507ae362ed/bin/utaipan-verify-QoSU8krkJ5/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ac0422-f69b-426f-b902-08507ae362ed/bin/utaipan-verify-QoSU8krkJ5/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ac0422-f69b-426f-b902-08507ae362ed/bin/utaipan-verify-QoSU8krkJ5 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ca0a592612bf67ed64c0cb4dbe07151d7191a8039e0f3c4eacc12cd10ecaa237 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 19:55:06,276 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 19:55:06,355 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ac0422-f69b-426f-b902-08507ae362ed/bin/utaipan-verify-QoSU8krkJ5/config/svcomp-Reach-32bit-Taipan_Default.epf [2023-11-21 19:55:06,362 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 19:55:06,362 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 19:55:06,390 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 19:55:06,391 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 19:55:06,391 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 19:55:06,392 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 19:55:06,393 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 19:55:06,393 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-21 19:55:06,394 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-21 19:55:06,395 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-21 19:55:06,395 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-21 19:55:06,396 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-21 19:55:06,396 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-21 19:55:06,397 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-21 19:55:06,397 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-21 19:55:06,398 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-21 19:55:06,398 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-21 19:55:06,399 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-21 19:55:06,399 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-21 19:55:06,400 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 19:55:06,401 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 19:55:06,401 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 19:55:06,402 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 19:55:06,402 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 19:55:06,402 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 19:55:06,403 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 19:55:06,403 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 19:55:06,404 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 19:55:06,404 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 19:55:06,404 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 19:55:06,405 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 19:55:06,405 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 19:55:06,405 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 19:55:06,405 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 19:55:06,406 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 19:55:06,406 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 19:55:06,406 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 19:55:06,407 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 19:55:06,407 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-21 19:55:06,407 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 19:55:06,407 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 19:55:06,408 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 19:55:06,408 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-21 19:55:06,408 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 19:55:06,408 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_f7ac0422-f69b-426f-b902-08507ae362ed/bin/utaipan-verify-QoSU8krkJ5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ac0422-f69b-426f-b902-08507ae362ed/bin/utaipan-verify-QoSU8krkJ5 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca0a592612bf67ed64c0cb4dbe07151d7191a8039e0f3c4eacc12cd10ecaa237 [2023-11-21 19:55:06,648 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 19:55:06,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 19:55:06,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 19:55:06,675 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 19:55:06,675 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 19:55:06,677 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ac0422-f69b-426f-b902-08507ae362ed/bin/utaipan-verify-QoSU8krkJ5/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i [2023-11-21 19:55:09,795 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 19:55:10,315 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 19:55:10,316 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ac0422-f69b-426f-b902-08507ae362ed/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i [2023-11-21 19:55:10,353 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ac0422-f69b-426f-b902-08507ae362ed/bin/utaipan-verify-QoSU8krkJ5/data/f705e7a61/1bee03c19cfe4f9a85345736c80e973a/FLAG9f098cb1a [2023-11-21 19:55:10,370 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ac0422-f69b-426f-b902-08507ae362ed/bin/utaipan-verify-QoSU8krkJ5/data/f705e7a61/1bee03c19cfe4f9a85345736c80e973a [2023-11-21 19:55:10,377 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 19:55:10,381 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 19:55:10,385 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 19:55:10,385 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 19:55:10,392 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 19:55:10,395 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 07:55:10" (1/1) ... [2023-11-21 19:55:10,396 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41cef220 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:55:10, skipping insertion in model container [2023-11-21 19:55:10,397 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 07:55:10" (1/1) ... [2023-11-21 19:55:10,490 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 19:55:10,882 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_f7ac0422-f69b-426f-b902-08507ae362ed/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i[33021,33034] [2023-11-21 19:55:11,087 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_f7ac0422-f69b-426f-b902-08507ae362ed/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i[45234,45247] [2023-11-21 19:55:11,101 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 19:55:11,120 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 19:55:11,170 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_f7ac0422-f69b-426f-b902-08507ae362ed/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i[33021,33034] [2023-11-21 19:55:11,225 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_f7ac0422-f69b-426f-b902-08507ae362ed/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_test8-1.i[45234,45247] [2023-11-21 19:55:11,229 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 19:55:11,283 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 19:55:11,291 INFO L206 MainTranslator]: Completed translation [2023-11-21 19:55:11,292 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:55:11 WrapperNode [2023-11-21 19:55:11,292 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 19:55:11,294 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 19:55:11,294 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 19:55:11,294 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 19:55:11,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:55:11" (1/1) ... [2023-11-21 19:55:11,367 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:55:11" (1/1) ... [2023-11-21 19:55:11,475 INFO L138 Inliner]: procedures = 177, calls = 297, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1329 [2023-11-21 19:55:11,475 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 19:55:11,476 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 19:55:11,476 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 19:55:11,477 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 19:55:11,487 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:55:11" (1/1) ... [2023-11-21 19:55:11,487 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:55:11" (1/1) ... [2023-11-21 19:55:11,496 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:55:11" (1/1) ... [2023-11-21 19:55:11,496 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:55:11" (1/1) ... [2023-11-21 19:55:11,552 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:55:11" (1/1) ... [2023-11-21 19:55:11,568 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:55:11" (1/1) ... [2023-11-21 19:55:11,574 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:55:11" (1/1) ... [2023-11-21 19:55:11,582 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:55:11" (1/1) ... [2023-11-21 19:55:11,594 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 19:55:11,595 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 19:55:11,596 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 19:55:11,596 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 19:55:11,597 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:55:11" (1/1) ... [2023-11-21 19:55:11,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 19:55:11,634 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ac0422-f69b-426f-b902-08507ae362ed/bin/utaipan-verify-QoSU8krkJ5/z3 [2023-11-21 19:55:11,658 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ac0422-f69b-426f-b902-08507ae362ed/bin/utaipan-verify-QoSU8krkJ5/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 19:55:11,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ac0422-f69b-426f-b902-08507ae362ed/bin/utaipan-verify-QoSU8krkJ5/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 19:55:11,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 19:55:11,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 19:55:11,706 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 19:55:11,707 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 19:55:11,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-21 19:55:11,707 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-21 19:55:11,707 INFO L130 BoogieDeclarations]: Found specification of procedure test_int [2023-11-21 19:55:11,707 INFO L138 BoogieDeclarations]: Found implementation of procedure test_int [2023-11-21 19:55:11,707 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 19:55:11,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 19:55:11,708 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 19:55:11,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 19:55:11,708 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-21 19:55:11,708 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 19:55:11,708 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 19:55:11,709 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 19:55:11,709 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 19:55:11,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 19:55:11,921 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 19:55:11,924 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 19:55:13,612 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 19:55:15,444 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 19:55:15,444 INFO L308 CfgBuilder]: Removed 62 assume(true) statements. [2023-11-21 19:55:15,448 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 07:55:15 BoogieIcfgContainer [2023-11-21 19:55:15,448 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 19:55:15,451 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 19:55:15,451 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 19:55:15,455 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 19:55:15,456 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 07:55:10" (1/3) ... [2023-11-21 19:55:15,457 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62621d77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 07:55:15, skipping insertion in model container [2023-11-21 19:55:15,457 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 07:55:11" (2/3) ... [2023-11-21 19:55:15,458 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@62621d77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 07:55:15, skipping insertion in model container [2023-11-21 19:55:15,459 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 07:55:15" (3/3) ... [2023-11-21 19:55:15,461 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SAX_test8-1.i [2023-11-21 19:55:15,483 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 19:55:15,484 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2023-11-21 19:55:15,552 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 19:55:15,560 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=FINITE_AUTOMATA, 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;@5013d49b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 19:55:15,560 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2023-11-21 19:55:15,570 INFO L276 IsEmpty]: Start isEmpty. Operand has 156 states, 130 states have (on average 1.7461538461538462) internal successors, (227), 147 states have internal predecessors, (227), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-21 19:55:15,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 19:55:15,580 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:55:15,580 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 19:55:15,581 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 19:55:15,589 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:55:15,589 INFO L85 PathProgramCache]: Analyzing trace with hash 1134234400, now seen corresponding path program 1 times [2023-11-21 19:55:15,600 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:55:15,600 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [585660151] [2023-11-21 19:55:15,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:55:15,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:55:15,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:55:15,835 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 19:55:15,836 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:55:15,836 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [585660151] [2023-11-21 19:55:15,837 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [585660151] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:55:15,837 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:55:15,837 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 19:55:15,840 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439984540] [2023-11-21 19:55:15,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:55:15,847 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-21 19:55:15,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:55:15,900 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 19:55:15,900 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 19:55:15,906 INFO L87 Difference]: Start difference. First operand has 156 states, 130 states have (on average 1.7461538461538462) internal successors, (227), 147 states have internal predecessors, (227), 20 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (20), 6 states have call predecessors, (20), 20 states have call successors, (20) 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 19:55:17,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 19:55:19,982 WARN L539 Checker$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 19:55:22,028 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-21 19:55:24,042 WARN L539 Checker$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 19:55:24,683 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:55:24,684 INFO L93 Difference]: Finished difference Result 264 states and 468 transitions. [2023-11-21 19:55:24,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 19:55:24,692 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 19:55:24,692 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:55:24,702 INFO L225 Difference]: With dead ends: 264 [2023-11-21 19:55:24,702 INFO L226 Difference]: Without dead ends: 95 [2023-11-21 19:55:24,710 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 19:55:24,715 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.7s IncrementalHoareTripleChecker+Time [2023-11-21 19:55:24,718 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 129 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 15 Invalid, 2 Unknown, 0 Unchecked, 8.7s Time] [2023-11-21 19:55:24,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2023-11-21 19:55:24,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2023-11-21 19:55:24,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 72 states have (on average 1.2916666666666667) internal successors, (93), 87 states have internal predecessors, (93), 19 states have call successors, (19), 3 states have call predecessors, (19), 3 states have return successors, (19), 5 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-21 19:55:24,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 131 transitions. [2023-11-21 19:55:24,772 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 131 transitions. Word has length 8 [2023-11-21 19:55:24,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:55:24,773 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 131 transitions. [2023-11-21 19:55:24,773 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 19:55:24,776 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 131 transitions. [2023-11-21 19:55:24,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 19:55:24,780 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 19:55:24,780 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 19:55:24,780 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 19:55:24,781 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 19:55:24,781 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 19:55:24,782 INFO L85 PathProgramCache]: Analyzing trace with hash -1825956520, now seen corresponding path program 1 times [2023-11-21 19:55:24,782 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-21 19:55:24,782 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840711568] [2023-11-21 19:55:24,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:55:24,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 19:55:24,873 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 19:55:24,874 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [221475022] [2023-11-21 19:55:24,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 19:55:24,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 19:55:24,875 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ac0422-f69b-426f-b902-08507ae362ed/bin/utaipan-verify-QoSU8krkJ5/z3 [2023-11-21 19:55:24,877 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ac0422-f69b-426f-b902-08507ae362ed/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 19:55:24,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ac0422-f69b-426f-b902-08507ae362ed/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-21 19:55:25,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 19:55:25,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-21 19:55:25,301 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 19:55:25,435 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 19:55:25,436 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-21 19:55:25,436 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-21 19:55:25,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840711568] [2023-11-21 19:55:25,436 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-21 19:55:25,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [221475022] [2023-11-21 19:55:25,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [221475022] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 19:55:25,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 19:55:25,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 19:55:25,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589689442] [2023-11-21 19:55:25,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 19:55:25,439 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 19:55:25,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-21 19:55:25,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 19:55:25,441 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 19:55:25,441 INFO L87 Difference]: Start difference. First operand 95 states and 131 transitions. Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 19:55:27,469 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 19:55:27,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-21 19:55:27,474 INFO L93 Difference]: Finished difference Result 102 states and 138 transitions. [2023-11-21 19:55:27,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 19:55:27,479 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 36 [2023-11-21 19:55:27,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-21 19:55:27,479 INFO L225 Difference]: With dead ends: 102 [2023-11-21 19:55:27,479 INFO L226 Difference]: Without dead ends: 0 [2023-11-21 19:55:27,481 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 19:55:27,482 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-21 19:55:27,483 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 4 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-21 19:55:27,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-21 19:55:27,484 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-21 19:55:27,484 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 19:55:27,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-21 19:55:27,485 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2023-11-21 19:55:27,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-21 19:55:27,485 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-21 19:55:27,485 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 2 states have internal predecessors, (34), 1 states have call successors, (2), 1 states have call predecessors, (2), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-21 19:55:27,486 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-21 19:55:27,486 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 19:55:27,489 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 2 remaining) [2023-11-21 19:55:27,490 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 2 remaining) [2023-11-21 19:55:27,517 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ac0422-f69b-426f-b902-08507ae362ed/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-21 19:55:27,704 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ac0422-f69b-426f-b902-08507ae362ed/bin/utaipan-verify-QoSU8krkJ5/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 19:55:27,706 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-21 19:55:27,803 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2023-11-21 19:55:27,810 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-11-21 19:55:27,810 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-21 19:55:27,811 INFO L902 garLoopResultBuilder]: At program point L737(line 737) the Hoare annotation is: true [2023-11-21 19:55:27,811 INFO L899 garLoopResultBuilder]: For program point L733(line 733) no Hoare annotation was computed. [2023-11-21 19:55:27,811 INFO L902 garLoopResultBuilder]: At program point L725(line 725) the Hoare annotation is: true [2023-11-21 19:55:27,811 INFO L899 garLoopResultBuilder]: For program point L721(line 721) no Hoare annotation was computed. [2023-11-21 19:55:27,811 INFO L902 garLoopResultBuilder]: At program point L746(line 746) the Hoare annotation is: true [2023-11-21 19:55:27,812 INFO L902 garLoopResultBuilder]: At program point L713(line 713) the Hoare annotation is: true [2023-11-21 19:55:27,812 INFO L899 garLoopResultBuilder]: For program point test_intEXIT(lines 707 755) no Hoare annotation was computed. [2023-11-21 19:55:27,812 INFO L899 garLoopResultBuilder]: For program point L742(line 742) no Hoare annotation was computed. [2023-11-21 19:55:27,812 INFO L899 garLoopResultBuilder]: For program point L709(line 709) no Hoare annotation was computed. [2023-11-21 19:55:27,813 INFO L902 garLoopResultBuilder]: At program point L734(line 734) the Hoare annotation is: true [2023-11-21 19:55:27,813 INFO L899 garLoopResultBuilder]: For program point L730(line 730) no Hoare annotation was computed. [2023-11-21 19:55:27,813 INFO L902 garLoopResultBuilder]: At program point L722(line 722) the Hoare annotation is: true [2023-11-21 19:55:27,814 INFO L899 garLoopResultBuilder]: For program point L751(line 751) no Hoare annotation was computed. [2023-11-21 19:55:27,814 INFO L899 garLoopResultBuilder]: For program point L718(line 718) no Hoare annotation was computed. [2023-11-21 19:55:27,814 INFO L902 garLoopResultBuilder]: At program point L743(line 743) the Hoare annotation is: true [2023-11-21 19:55:27,814 INFO L902 garLoopResultBuilder]: At program point L710(line 710) the Hoare annotation is: true [2023-11-21 19:55:27,815 INFO L899 garLoopResultBuilder]: For program point L739(line 739) no Hoare annotation was computed. [2023-11-21 19:55:27,815 INFO L902 garLoopResultBuilder]: At program point L731(line 731) the Hoare annotation is: true [2023-11-21 19:55:27,815 INFO L899 garLoopResultBuilder]: For program point L727(line 727) no Hoare annotation was computed. [2023-11-21 19:55:27,816 INFO L902 garLoopResultBuilder]: At program point L752(line 752) the Hoare annotation is: true [2023-11-21 19:55:27,816 INFO L902 garLoopResultBuilder]: At program point L719(line 719) the Hoare annotation is: true [2023-11-21 19:55:27,817 INFO L899 garLoopResultBuilder]: For program point L748(line 748) no Hoare annotation was computed. [2023-11-21 19:55:27,817 INFO L899 garLoopResultBuilder]: For program point L715(line 715) no Hoare annotation was computed. [2023-11-21 19:55:27,817 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 707 755) the Hoare annotation is: true [2023-11-21 19:55:27,817 INFO L902 garLoopResultBuilder]: At program point L740(line 740) the Hoare annotation is: true [2023-11-21 19:55:27,818 INFO L899 garLoopResultBuilder]: For program point L736(line 736) no Hoare annotation was computed. [2023-11-21 19:55:27,818 INFO L902 garLoopResultBuilder]: At program point L728(line 728) the Hoare annotation is: true [2023-11-21 19:55:27,818 INFO L899 garLoopResultBuilder]: For program point L724(line 724) no Hoare annotation was computed. [2023-11-21 19:55:27,819 INFO L902 garLoopResultBuilder]: At program point L749(line 749) the Hoare annotation is: true [2023-11-21 19:55:27,819 INFO L902 garLoopResultBuilder]: At program point L716(line 716) the Hoare annotation is: true [2023-11-21 19:55:27,819 INFO L899 garLoopResultBuilder]: For program point L745(line 745) no Hoare annotation was computed. [2023-11-21 19:55:27,819 INFO L899 garLoopResultBuilder]: For program point L712(line 712) no Hoare annotation was computed. [2023-11-21 19:55:27,819 INFO L899 garLoopResultBuilder]: For program point L708(lines 708 754) no Hoare annotation was computed. [2023-11-21 19:55:27,819 INFO L899 garLoopResultBuilder]: For program point L765-1(lines 765 774) no Hoare annotation was computed. [2023-11-21 19:55:27,820 INFO L895 garLoopResultBuilder]: At program point L765-4(lines 765 774) the Hoare annotation is: (and (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0)) [2023-11-21 19:55:27,820 INFO L899 garLoopResultBuilder]: For program point L765-5(lines 765 774) no Hoare annotation was computed. [2023-11-21 19:55:27,820 INFO L895 garLoopResultBuilder]: At program point L773(line 773) the Hoare annotation is: false [2023-11-21 19:55:27,820 INFO L899 garLoopResultBuilder]: For program point L773-1(line 773) no Hoare annotation was computed. [2023-11-21 19:55:27,820 INFO L899 garLoopResultBuilder]: For program point L772-68(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,821 INFO L902 garLoopResultBuilder]: At program point L772-69(line 772) the Hoare annotation is: true [2023-11-21 19:55:27,821 INFO L899 garLoopResultBuilder]: For program point L772-70(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,822 INFO L895 garLoopResultBuilder]: At program point L772-71(line 772) the Hoare annotation is: (and (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0)) [2023-11-21 19:55:27,822 INFO L899 garLoopResultBuilder]: For program point L775-1(lines 775 784) no Hoare annotation was computed. [2023-11-21 19:55:27,822 INFO L899 garLoopResultBuilder]: For program point L775-3(lines 775 784) no Hoare annotation was computed. [2023-11-21 19:55:27,823 INFO L902 garLoopResultBuilder]: At program point L775-4(lines 775 784) the Hoare annotation is: true [2023-11-21 19:55:27,823 INFO L899 garLoopResultBuilder]: For program point L775-5(lines 775 784) no Hoare annotation was computed. [2023-11-21 19:55:27,823 INFO L899 garLoopResultBuilder]: For program point L772-170(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,823 INFO L895 garLoopResultBuilder]: At program point L772-171(line 772) the Hoare annotation is: (and (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0)) [2023-11-21 19:55:27,823 INFO L899 garLoopResultBuilder]: For program point L772-172(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,823 INFO L899 garLoopResultBuilder]: For program point L772-173(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,824 INFO L895 garLoopResultBuilder]: At program point L772-174(line 772) the Hoare annotation is: (and (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0)) [2023-11-21 19:55:27,824 INFO L899 garLoopResultBuilder]: For program point L772-175(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,824 INFO L895 garLoopResultBuilder]: At program point L772-176(line 772) the Hoare annotation is: (and (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0)) [2023-11-21 19:55:27,824 INFO L899 garLoopResultBuilder]: For program point L772-178(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,824 INFO L899 garLoopResultBuilder]: For program point L772-180(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,825 INFO L895 garLoopResultBuilder]: At program point L772-182(line 772) the Hoare annotation is: false [2023-11-21 19:55:27,825 INFO L899 garLoopResultBuilder]: For program point L772-183(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,825 INFO L899 garLoopResultBuilder]: For program point L772-184(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,825 INFO L895 garLoopResultBuilder]: At program point L772-186(line 772) the Hoare annotation is: false [2023-11-21 19:55:27,825 INFO L899 garLoopResultBuilder]: For program point L772-187(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,825 INFO L899 garLoopResultBuilder]: For program point L772-188(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,826 INFO L895 garLoopResultBuilder]: At program point L772-189(line 772) the Hoare annotation is: false [2023-11-21 19:55:27,829 INFO L899 garLoopResultBuilder]: For program point L778-3(line 778) no Hoare annotation was computed. [2023-11-21 19:55:27,832 INFO L899 garLoopResultBuilder]: For program point L772-190(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,832 INFO L899 garLoopResultBuilder]: For program point L776-68(line 776) no Hoare annotation was computed. [2023-11-21 19:55:27,832 INFO L899 garLoopResultBuilder]: For program point L772-193(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,834 INFO L902 garLoopResultBuilder]: At program point L776-69(line 776) the Hoare annotation is: true [2023-11-21 19:55:27,834 INFO L895 garLoopResultBuilder]: At program point L772-194(line 772) the Hoare annotation is: false [2023-11-21 19:55:27,834 INFO L899 garLoopResultBuilder]: For program point L776-70(line 776) no Hoare annotation was computed. [2023-11-21 19:55:27,834 INFO L899 garLoopResultBuilder]: For program point L778-8(line 778) no Hoare annotation was computed. [2023-11-21 19:55:27,837 INFO L902 garLoopResultBuilder]: At program point L776-71(line 776) the Hoare annotation is: true [2023-11-21 19:55:27,837 INFO L899 garLoopResultBuilder]: For program point L778-11(line 778) no Hoare annotation was computed. [2023-11-21 19:55:27,837 INFO L895 garLoopResultBuilder]: At program point L778-12(line 778) the Hoare annotation is: false [2023-11-21 19:55:27,837 INFO L899 garLoopResultBuilder]: For program point L778-13(line 778) no Hoare annotation was computed. [2023-11-21 19:55:27,837 INFO L899 garLoopResultBuilder]: For program point L772-202(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,837 INFO L895 garLoopResultBuilder]: At program point L772-203(line 772) the Hoare annotation is: false [2023-11-21 19:55:27,838 INFO L899 garLoopResultBuilder]: For program point L778-22(line 778) no Hoare annotation was computed. [2023-11-21 19:55:27,839 INFO L895 garLoopResultBuilder]: At program point L778-23(line 778) the Hoare annotation is: false [2023-11-21 19:55:27,839 INFO L899 garLoopResultBuilder]: For program point L772-210(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,839 INFO L899 garLoopResultBuilder]: For program point L772-212(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,839 INFO L895 garLoopResultBuilder]: At program point L772-214(line 772) the Hoare annotation is: false [2023-11-21 19:55:27,839 INFO L899 garLoopResultBuilder]: For program point L772-215(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,839 INFO L899 garLoopResultBuilder]: For program point L778-34(line 778) no Hoare annotation was computed. [2023-11-21 19:55:27,839 INFO L895 garLoopResultBuilder]: At program point L778-35(line 778) the Hoare annotation is: false [2023-11-21 19:55:27,840 INFO L899 garLoopResultBuilder]: For program point L778-36(line 778) no Hoare annotation was computed. [2023-11-21 19:55:27,840 INFO L899 garLoopResultBuilder]: For program point L778-37(line 778) no Hoare annotation was computed. [2023-11-21 19:55:27,840 INFO L899 garLoopResultBuilder]: For program point L778-38(line 778) no Hoare annotation was computed. [2023-11-21 19:55:27,840 INFO L899 garLoopResultBuilder]: For program point L772-225(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,840 INFO L895 garLoopResultBuilder]: At program point L778-39(line 778) the Hoare annotation is: false [2023-11-21 19:55:27,840 INFO L899 garLoopResultBuilder]: For program point L778-40(line 778) no Hoare annotation was computed. [2023-11-21 19:55:27,840 INFO L899 garLoopResultBuilder]: For program point L772-235(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,841 INFO L895 garLoopResultBuilder]: At program point L772-236(line 772) the Hoare annotation is: false [2023-11-21 19:55:27,841 INFO L899 garLoopResultBuilder]: For program point L772-237(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,841 INFO L895 garLoopResultBuilder]: At program point L772-246(line 772) the Hoare annotation is: false [2023-11-21 19:55:27,841 INFO L895 garLoopResultBuilder]: At program point L772-248(line 772) the Hoare annotation is: false [2023-11-21 19:55:27,841 INFO L895 garLoopResultBuilder]: At program point L780(line 780) the Hoare annotation is: false [2023-11-21 19:55:27,841 INFO L899 garLoopResultBuilder]: For program point L772-249(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,841 INFO L899 garLoopResultBuilder]: For program point L780-1(line 780) no Hoare annotation was computed. [2023-11-21 19:55:27,841 INFO L899 garLoopResultBuilder]: For program point L772-255(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,842 INFO L899 garLoopResultBuilder]: For program point L772-256(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,842 INFO L895 garLoopResultBuilder]: At program point L772-257(line 772) the Hoare annotation is: false [2023-11-21 19:55:27,842 INFO L899 garLoopResultBuilder]: For program point L772-259(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,842 INFO L899 garLoopResultBuilder]: For program point L772-260(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,842 INFO L895 garLoopResultBuilder]: At program point L772-261(line 772) the Hoare annotation is: false [2023-11-21 19:55:27,842 INFO L899 garLoopResultBuilder]: For program point L772-262(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,842 INFO L899 garLoopResultBuilder]: For program point L772-263(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,842 INFO L895 garLoopResultBuilder]: At program point L772-264(line 772) the Hoare annotation is: false [2023-11-21 19:55:27,843 INFO L899 garLoopResultBuilder]: For program point L772-265(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,843 INFO L895 garLoopResultBuilder]: At program point L772-266(line 772) the Hoare annotation is: false [2023-11-21 19:55:27,843 INFO L899 garLoopResultBuilder]: For program point L772-267(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,843 INFO L899 garLoopResultBuilder]: For program point L772-268(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,843 INFO L895 garLoopResultBuilder]: At program point L772-269(line 772) the Hoare annotation is: (and (= |ULTIMATE.start_main_~users~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0)) [2023-11-21 19:55:27,844 INFO L899 garLoopResultBuilder]: For program point L772-270(line 772) no Hoare annotation was computed. [2023-11-21 19:55:27,844 INFO L899 garLoopResultBuilder]: For program point L776-170(line 776) no Hoare annotation was computed. [2023-11-21 19:55:27,844 INFO L902 garLoopResultBuilder]: At program point L776-171(line 776) the Hoare annotation is: true [2023-11-21 19:55:27,845 INFO L899 garLoopResultBuilder]: For program point L776-172(line 776) no Hoare annotation was computed. [2023-11-21 19:55:27,845 INFO L899 garLoopResultBuilder]: For program point L776-173(line 776) no Hoare annotation was computed. [2023-11-21 19:55:27,848 INFO L902 garLoopResultBuilder]: At program point L776-174(line 776) the Hoare annotation is: true [2023-11-21 19:55:27,848 INFO L899 garLoopResultBuilder]: For program point L776-175(line 776) no Hoare annotation was computed. [2023-11-21 19:55:27,849 INFO L902 garLoopResultBuilder]: At program point L776-176(line 776) the Hoare annotation is: true [2023-11-21 19:55:27,849 INFO L899 garLoopResultBuilder]: For program point L776-178(line 776) no Hoare annotation was computed. [2023-11-21 19:55:27,849 INFO L899 garLoopResultBuilder]: For program point L776-185(line 776) no Hoare annotation was computed. [2023-11-21 19:55:27,849 INFO L895 garLoopResultBuilder]: At program point L776-186(line 776) the Hoare annotation is: false [2023-11-21 19:55:27,849 INFO L899 garLoopResultBuilder]: For program point L782(line 782) no Hoare annotation was computed. [2023-11-21 19:55:27,850 INFO L899 garLoopResultBuilder]: For program point L776-187(line 776) no Hoare annotation was computed. [2023-11-21 19:55:27,851 INFO L899 garLoopResultBuilder]: For program point L776-188(line 776) no Hoare annotation was computed. [2023-11-21 19:55:27,852 INFO L899 garLoopResultBuilder]: For program point L776-190(line 776) no Hoare annotation was computed. [2023-11-21 19:55:27,852 INFO L895 garLoopResultBuilder]: At program point L776-191(line 776) the Hoare annotation is: false [2023-11-21 19:55:27,852 INFO L899 garLoopResultBuilder]: For program point L776-197(line 776) no Hoare annotation was computed. [2023-11-21 19:55:27,852 INFO L899 garLoopResultBuilder]: For program point L776-198(line 776) no Hoare annotation was computed. [2023-11-21 19:55:27,852 INFO L899 garLoopResultBuilder]: For program point L776-201(line 776) no Hoare annotation was computed. [2023-11-21 19:55:27,852 INFO L899 garLoopResultBuilder]: For program point L776-202(line 776) no Hoare annotation was computed. [2023-11-21 19:55:27,852 INFO L899 garLoopResultBuilder]: For program point L776-204(line 776) no Hoare annotation was computed. [2023-11-21 19:55:27,853 INFO L895 garLoopResultBuilder]: At program point L776-205(line 776) the Hoare annotation is: false [2023-11-21 19:55:27,853 INFO L895 garLoopResultBuilder]: At program point L776-207(line 776) the Hoare annotation is: false [2023-11-21 19:55:27,853 INFO L899 garLoopResultBuilder]: For program point L776-208(line 776) no Hoare annotation was computed. [2023-11-21 19:55:27,853 INFO L895 garLoopResultBuilder]: At program point L776-209(line 776) the Hoare annotation is: false [2023-11-21 19:55:27,853 INFO L899 garLoopResultBuilder]: For program point L776-211(line 776) no Hoare annotation was computed. [2023-11-21 19:55:27,853 INFO L899 garLoopResultBuilder]: For program point L776-213(line 776) no Hoare annotation was computed. [2023-11-21 19:55:27,853 INFO L895 garLoopResultBuilder]: At program point L776-214(line 776) the Hoare annotation is: false [2023-11-21 19:55:27,853 INFO L899 garLoopResultBuilder]: For program point L776-215(line 776) no Hoare annotation was computed. [2023-11-21 19:55:27,854 INFO L899 garLoopResultBuilder]: For program point L776-216(line 776) no Hoare annotation was computed. [2023-11-21 19:55:27,854 INFO L902 garLoopResultBuilder]: At program point L776-217(line 776) the Hoare annotation is: true [2023-11-21 19:55:27,854 INFO L899 garLoopResultBuilder]: For program point L776-218(lines 775 784) no Hoare annotation was computed. [2023-11-21 19:55:27,854 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-21 19:55:27,855 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 782) no Hoare annotation was computed. [2023-11-21 19:55:27,855 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-21 19:55:27,855 INFO L899 garLoopResultBuilder]: For program point L703(line 703) no Hoare annotation was computed. [2023-11-21 19:55:27,855 INFO L899 garLoopResultBuilder]: For program point L702(lines 702 704) no Hoare annotation was computed. [2023-11-21 19:55:27,855 INFO L899 garLoopResultBuilder]: For program point L702-2(lines 701 705) no Hoare annotation was computed. [2023-11-21 19:55:27,855 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 701 705) no Hoare annotation was computed. [2023-11-21 19:55:27,855 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 701 705) the Hoare annotation is: true [2023-11-21 19:55:27,856 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 703) no Hoare annotation was computed. [2023-11-21 19:55:27,861 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-21 19:55:27,864 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 19:55:27,878 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 07:55:27 BoogieIcfgContainer [2023-11-21 19:55:27,879 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 19:55:27,879 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 19:55:27,880 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 19:55:27,880 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 19:55:27,880 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 07:55:15" (3/4) ... [2023-11-21 19:55:27,883 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 19:55:27,887 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-21 19:55:27,888 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure test_int [2023-11-21 19:55:27,888 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-21 19:55:27,923 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 234 nodes and edges [2023-11-21 19:55:27,925 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2023-11-21 19:55:27,927 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-21 19:55:27,930 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 19:55:28,106 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ac0422-f69b-426f-b902-08507ae362ed/bin/utaipan-verify-QoSU8krkJ5/witness.graphml [2023-11-21 19:55:28,107 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ac0422-f69b-426f-b902-08507ae362ed/bin/utaipan-verify-QoSU8krkJ5/witness.yml [2023-11-21 19:55:28,107 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 19:55:28,107 INFO L158 Benchmark]: Toolchain (without parser) took 17726.91ms. Allocated memory was 209.7MB in the beginning and 291.5MB in the end (delta: 81.8MB). Free memory was 171.6MB in the beginning and 168.8MB in the end (delta: 2.8MB). Peak memory consumption was 86.5MB. Max. memory is 16.1GB. [2023-11-21 19:55:28,108 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 140.5MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 19:55:28,108 INFO L158 Benchmark]: CACSL2BoogieTranslator took 907.40ms. Allocated memory is still 209.7MB. Free memory was 171.6MB in the beginning and 137.9MB in the end (delta: 33.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-21 19:55:28,108 INFO L158 Benchmark]: Boogie Procedure Inliner took 181.88ms. Allocated memory is still 209.7MB. Free memory was 137.9MB in the beginning and 128.7MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 19:55:28,109 INFO L158 Benchmark]: Boogie Preprocessor took 118.49ms. Allocated memory is still 209.7MB. Free memory was 128.7MB in the beginning and 120.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-21 19:55:28,109 INFO L158 Benchmark]: RCFGBuilder took 3852.99ms. Allocated memory was 209.7MB in the beginning and 291.5MB in the end (delta: 81.8MB). Free memory was 120.3MB in the beginning and 177.7MB in the end (delta: -57.4MB). Peak memory consumption was 99.3MB. Max. memory is 16.1GB. [2023-11-21 19:55:28,109 INFO L158 Benchmark]: TraceAbstraction took 12427.87ms. Allocated memory is still 291.5MB. Free memory was 177.7MB in the beginning and 183.5MB in the end (delta: -5.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 19:55:28,110 INFO L158 Benchmark]: Witness Printer took 227.45ms. Allocated memory is still 291.5MB. Free memory was 183.5MB in the beginning and 168.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 19:55:28,112 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 140.5MB. Free memory is still 83.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 907.40ms. Allocated memory is still 209.7MB. Free memory was 171.6MB in the beginning and 137.9MB in the end (delta: 33.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 181.88ms. Allocated memory is still 209.7MB. Free memory was 137.9MB in the beginning and 128.7MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 118.49ms. Allocated memory is still 209.7MB. Free memory was 128.7MB in the beginning and 120.3MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3852.99ms. Allocated memory was 209.7MB in the beginning and 291.5MB in the end (delta: 81.8MB). Free memory was 120.3MB in the beginning and 177.7MB in the end (delta: -57.4MB). Peak memory consumption was 99.3MB. Max. memory is 16.1GB. * TraceAbstraction took 12427.87ms. Allocated memory is still 291.5MB. Free memory was 177.7MB in the beginning and 183.5MB in the end (delta: -5.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 227.45ms. Allocated memory is still 291.5MB. Free memory was 183.5MB in the beginning and 168.8MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 782]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - PositiveResult [Line: 703]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 156 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 12.3s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 10.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 10.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 133 SdHoareTripleChecker+Invalid, 10.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 18 IncrementalHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 133 mSDtfsCounter, 18 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 37 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=156occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 58 LocationsWithAnnotation, 129 PreInvPairs, 143 NumberOfFragments, 94 HoareAnnotationTreeSize, 129 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 58 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 44 NumberOfCodeBlocks, 44 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 42 ConstructedInterpolants, 0 QuantifiedInterpolants, 120 SizeOfPredicates, 0 NumberOfNonLiveVariables, 334 ConjunctsInSsa, 5 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: 765]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 778]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 775]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 772]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-21 19:55:28,154 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7ac0422-f69b-426f-b902-08507ae362ed/bin/utaipan-verify-QoSU8krkJ5/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