./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_a9854155-79ea-4acf-8b29-3cfd29234967/bin/utaipan-verify-mE87zJ7Ire/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9854155-79ea-4acf-8b29-3cfd29234967/bin/utaipan-verify-mE87zJ7Ire/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9854155-79ea-4acf-8b29-3cfd29234967/bin/utaipan-verify-mE87zJ7Ire/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9854155-79ea-4acf-8b29-3cfd29234967/bin/utaipan-verify-mE87zJ7Ire/config/TaipanReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9854155-79ea-4acf-8b29-3cfd29234967/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9854155-79ea-4acf-8b29-3cfd29234967/bin/utaipan-verify-mE87zJ7Ire --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2dcad53e9f7fd6e0b6384d19db4719ec6aa2601fd94c6ce0d3c746f1ec6b3601 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:32:30,465 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:32:30,586 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9854155-79ea-4acf-8b29-3cfd29234967/bin/utaipan-verify-mE87zJ7Ire/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-23 20:32:30,601 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:32:30,601 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 20:32:30,639 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:32:30,640 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 20:32:30,640 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 20:32:30,641 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:32:30,649 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 20:32:30,649 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-23 20:32:30,651 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-23 20:32:30,651 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-23 20:32:30,653 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-23 20:32:30,654 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-23 20:32:30,654 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-23 20:32:30,655 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-23 20:32:30,655 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-23 20:32:30,656 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-23 20:32:30,656 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-23 20:32:30,657 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-23 20:32:30,658 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-23 20:32:30,659 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:32:30,659 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:32:30,660 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:32:30,660 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:32:30,661 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:32:30,661 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:32:30,662 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:32:30,662 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:32:30,663 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:32:30,664 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:32:30,664 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:32:30,664 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:32:30,665 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:32:30,665 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:32:30,665 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:32:30,665 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 20:32:30,666 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 20:32:30,666 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:32:30,666 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:32:30,667 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:32:30,667 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:32:30,667 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-23 20:32:30,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:32:30,668 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 20:32:30,668 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:32:30,669 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-23 20:32:30,669 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:32:30,669 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_a9854155-79ea-4acf-8b29-3cfd29234967/bin/utaipan-verify-mE87zJ7Ire/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9854155-79ea-4acf-8b29-3cfd29234967/bin/utaipan-verify-mE87zJ7Ire Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2dcad53e9f7fd6e0b6384d19db4719ec6aa2601fd94c6ce0d3c746f1ec6b3601 [2023-11-23 20:32:30,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:32:31,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:32:31,019 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:32:31,020 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:32:31,020 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:32:31,022 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9854155-79ea-4acf-8b29-3cfd29234967/bin/utaipan-verify-mE87zJ7Ire/../../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i [2023-11-23 20:32:34,275 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:32:34,673 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:32:34,677 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9854155-79ea-4acf-8b29-3cfd29234967/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test4-3.i [2023-11-23 20:32:34,699 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9854155-79ea-4acf-8b29-3cfd29234967/bin/utaipan-verify-mE87zJ7Ire/data/74e3cab55/73a73f01bf28469e9c26523a7dd2cfbf/FLAG370e02f05 [2023-11-23 20:32:34,714 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9854155-79ea-4acf-8b29-3cfd29234967/bin/utaipan-verify-mE87zJ7Ire/data/74e3cab55/73a73f01bf28469e9c26523a7dd2cfbf [2023-11-23 20:32:34,717 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:32:34,718 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:32:34,720 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:32:34,720 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:32:34,736 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:32:34,739 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:32:34" (1/1) ... [2023-11-23 20:32:34,741 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e950f65 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:34, skipping insertion in model container [2023-11-23 20:32:34,741 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:32:34" (1/1) ... [2023-11-23 20:32:34,832 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:32:35,436 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:32:35,461 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:32:35,681 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:32:35,735 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:32:35,735 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:35 WrapperNode [2023-11-23 20:32:35,736 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:32:35,737 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:32:35,737 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:32:35,737 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:32:35,746 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:35" (1/1) ... [2023-11-23 20:32:35,811 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:35" (1/1) ... [2023-11-23 20:32:35,926 INFO L138 Inliner]: procedures = 177, calls = 449, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 1817 [2023-11-23 20:32:35,926 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:32:35,927 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:32:35,927 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:32:35,928 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:32:35,938 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:35" (1/1) ... [2023-11-23 20:32:35,938 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:35" (1/1) ... [2023-11-23 20:32:35,952 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:35" (1/1) ... [2023-11-23 20:32:35,952 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:35" (1/1) ... [2023-11-23 20:32:36,022 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:35" (1/1) ... [2023-11-23 20:32:36,039 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:35" (1/1) ... [2023-11-23 20:32:36,045 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:35" (1/1) ... [2023-11-23 20:32:36,055 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:35" (1/1) ... [2023-11-23 20:32:36,070 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:32:36,071 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:32:36,071 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:32:36,071 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:32:36,072 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:35" (1/1) ... [2023-11-23 20:32:36,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 20:32:36,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9854155-79ea-4acf-8b29-3cfd29234967/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:32:36,107 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9854155-79ea-4acf-8b29-3cfd29234967/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 20:32:36,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9854155-79ea-4acf-8b29-3cfd29234967/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 20:32:36,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:32:36,166 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:32:36,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:32:36,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:32:36,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-23 20:32:36,168 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-23 20:32:36,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:32:36,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:32:36,169 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:32:36,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:32:36,169 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:32:36,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:32:36,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:32:36,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:32:36,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:32:36,454 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:32:36,457 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:32:38,401 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:32:40,237 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:32:40,238 INFO L309 CfgBuilder]: Removed 77 assume(true) statements. [2023-11-23 20:32:40,240 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:32:40 BoogieIcfgContainer [2023-11-23 20:32:40,240 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:32:40,244 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 20:32:40,245 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 20:32:40,249 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 20:32:40,249 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 08:32:34" (1/3) ... [2023-11-23 20:32:40,251 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13d193d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:32:40, skipping insertion in model container [2023-11-23 20:32:40,251 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:32:35" (2/3) ... [2023-11-23 20:32:40,253 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13d193d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 08:32:40, skipping insertion in model container [2023-11-23 20:32:40,254 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:32:40" (3/3) ... [2023-11-23 20:32:40,255 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_BER_test4-3.i [2023-11-23 20:32:40,278 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 20:32:40,278 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2023-11-23 20:32:40,335 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 20:32:40,342 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;@7e02a97b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 20:32:40,342 INFO L358 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2023-11-23 20:32:40,347 INFO L276 IsEmpty]: Start isEmpty. Operand has 171 states, 146 states have (on average 1.7534246575342465) internal successors, (256), 162 states have internal predecessors, (256), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-23 20:32:40,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-23 20:32:40,354 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:32:40,354 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1] [2023-11-23 20:32:40,355 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-11-23 20:32:40,360 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:32:40,361 INFO L85 PathProgramCache]: Analyzing trace with hash 1856523, now seen corresponding path program 1 times [2023-11-23 20:32:40,371 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:32:40,372 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290087678] [2023-11-23 20:32:40,372 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:40,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:32:40,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:32:40,541 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:32:40,542 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 20:32:40,542 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290087678] [2023-11-23 20:32:40,543 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290087678] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:32:40,543 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:32:40,543 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-23 20:32:40,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1362471222] [2023-11-23 20:32:40,546 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:32:40,551 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 20:32:40,551 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 20:32:40,580 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 20:32:40,581 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:32:40,584 INFO L87 Difference]: Start difference. First operand has 171 states, 146 states have (on average 1.7534246575342465) internal successors, (256), 162 states have internal predecessors, (256), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) Second operand has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 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) [2023-11-23 20:32:42,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:32:44,663 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:32:47,393 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 [] [2023-11-23 20:32:48,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:32:48,197 INFO L93 Difference]: Finished difference Result 340 states and 575 transitions. [2023-11-23 20:32:48,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 20:32:48,205 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 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 3 [2023-11-23 20:32:48,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:32:48,215 INFO L225 Difference]: With dead ends: 340 [2023-11-23 20:32:48,215 INFO L226 Difference]: Without dead ends: 141 [2023-11-23 20:32:48,221 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 20:32:48,225 INFO L413 NwaCegarLoop]: 172 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 172 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.6s IncrementalHoareTripleChecker+Time [2023-11-23 20:32:48,226 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 172 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 3 Unknown, 0 Unchecked, 7.6s Time] [2023-11-23 20:32:48,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2023-11-23 20:32:48,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2023-11-23 20:32:48,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 118 states have (on average 1.228813559322034) internal successors, (145), 132 states have internal predecessors, (145), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 7 states have call predecessors, (16), 16 states have call successors, (16) [2023-11-23 20:32:48,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 177 transitions. [2023-11-23 20:32:48,300 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 177 transitions. Word has length 3 [2023-11-23 20:32:48,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:32:48,301 INFO L495 AbstractCegarLoop]: Abstraction has 141 states and 177 transitions. [2023-11-23 20:32:48,301 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 3.0) internal successors, (3), 2 states have internal predecessors, (3), 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) [2023-11-23 20:32:48,303 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 177 transitions. [2023-11-23 20:32:48,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-23 20:32:48,305 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 20:32:48,305 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-11-23 20:32:48,305 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 20:32:48,305 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2023-11-23 20:32:48,306 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:32:48,306 INFO L85 PathProgramCache]: Analyzing trace with hash 57552272, now seen corresponding path program 1 times [2023-11-23 20:32:48,307 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-23 20:32:48,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1809161097] [2023-11-23 20:32:48,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:48,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:32:48,361 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 20:32:48,368 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [45160311] [2023-11-23 20:32:48,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 20:32:48,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:32:48,369 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9854155-79ea-4acf-8b29-3cfd29234967/bin/utaipan-verify-mE87zJ7Ire/z3 [2023-11-23 20:32:48,372 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9854155-79ea-4acf-8b29-3cfd29234967/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 20:32:48,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9854155-79ea-4acf-8b29-3cfd29234967/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 20:32:48,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:32:48,650 INFO L262 TraceCheckSpWp]: Trace formula consists of 57 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-23 20:32:48,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:32:48,678 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:32:48,679 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 20:32:48,679 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-23 20:32:48,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1809161097] [2023-11-23 20:32:48,680 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 20:32:48,680 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [45160311] [2023-11-23 20:32:48,680 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [45160311] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 20:32:48,682 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 20:32:48,682 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-23 20:32:48,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460036612] [2023-11-23 20:32:48,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 20:32:48,684 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-23 20:32:48,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-23 20:32:48,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-23 20:32:48,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:32:48,685 INFO L87 Difference]: Start difference. First operand 141 states and 177 transitions. Second operand has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2023-11-23 20:32:50,645 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.93s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:32:52,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:32:54,787 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-11-23 20:32:56,805 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 [] [2023-11-23 20:32:57,298 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 20:32:57,298 INFO L93 Difference]: Finished difference Result 205 states and 252 transitions. [2023-11-23 20:32:57,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-23 20:32:57,305 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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 4 [2023-11-23 20:32:57,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 20:32:57,305 INFO L225 Difference]: With dead ends: 205 [2023-11-23 20:32:57,306 INFO L226 Difference]: Without dead ends: 0 [2023-11-23 20:32:57,307 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-23 20:32:57,309 INFO L413 NwaCegarLoop]: 56 mSDtfsCounter, 61 mSDsluCounter, 5 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 61 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.6s IncrementalHoareTripleChecker+Time [2023-11-23 20:32:57,309 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 61 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 16 Invalid, 2 Unknown, 0 Unchecked, 8.6s Time] [2023-11-23 20:32:57,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-23 20:32:57,311 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-23 20:32:57,311 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) [2023-11-23 20:32:57,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-23 20:32:57,311 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 4 [2023-11-23 20:32:57,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 20:32:57,312 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-23 20:32:57,312 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 2.0) internal successors, (4), 2 states have internal predecessors, (4), 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) [2023-11-23 20:32:57,312 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-23 20:32:57,312 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 20:32:57,315 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 6 remaining) [2023-11-23 20:32:57,317 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 6 remaining) [2023-11-23 20:32:57,318 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 6 remaining) [2023-11-23 20:32:57,318 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 6 remaining) [2023-11-23 20:32:57,319 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 6 remaining) [2023-11-23 20:32:57,320 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 6 remaining) [2023-11-23 20:32:57,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9854155-79ea-4acf-8b29-3cfd29234967/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 20:32:57,546 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9854155-79ea-4acf-8b29-3cfd29234967/bin/utaipan-verify-mE87zJ7Ire/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 20:32:57,549 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-23 20:32:57,651 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2023-11-23 20:32:57,658 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2023-11-23 20:32:57,658 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2023-11-23 20:32:57,658 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 751) no Hoare annotation was computed. [2023-11-23 20:32:57,658 INFO L899 garLoopResultBuilder]: For program point L758-170(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,659 INFO L895 garLoopResultBuilder]: At program point L758-171(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,659 INFO L899 garLoopResultBuilder]: For program point L758-172(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,659 INFO L899 garLoopResultBuilder]: For program point L758-173(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,659 INFO L895 garLoopResultBuilder]: At program point L758-174(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,660 INFO L899 garLoopResultBuilder]: For program point L758-175(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,660 INFO L895 garLoopResultBuilder]: At program point L758-176(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,660 INFO L899 garLoopResultBuilder]: For program point L758-178(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,660 INFO L899 garLoopResultBuilder]: For program point L758-180(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,660 INFO L895 garLoopResultBuilder]: At program point L758-182(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,660 INFO L899 garLoopResultBuilder]: For program point L758-183(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,661 INFO L899 garLoopResultBuilder]: For program point L758-184(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,661 INFO L895 garLoopResultBuilder]: At program point L758-186(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,661 INFO L899 garLoopResultBuilder]: For program point L758-187(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,661 INFO L899 garLoopResultBuilder]: For program point L758-188(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,661 INFO L895 garLoopResultBuilder]: At program point L758-189(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,661 INFO L899 garLoopResultBuilder]: For program point L758-190(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,662 INFO L899 garLoopResultBuilder]: For program point L758-193(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,662 INFO L895 garLoopResultBuilder]: At program point L758-194(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,662 INFO L899 garLoopResultBuilder]: For program point L759-169(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,662 INFO L895 garLoopResultBuilder]: At program point L759-170(line 759) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,662 INFO L899 garLoopResultBuilder]: For program point L758-202(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,663 INFO L899 garLoopResultBuilder]: For program point L759-171(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,663 INFO L895 garLoopResultBuilder]: At program point L758-203(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,663 INFO L899 garLoopResultBuilder]: For program point L759-172(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,663 INFO L895 garLoopResultBuilder]: At program point L759-173(line 759) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,663 INFO L899 garLoopResultBuilder]: For program point L759-174(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,663 INFO L895 garLoopResultBuilder]: At program point L759-175(line 759) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,664 INFO L899 garLoopResultBuilder]: For program point L759-177(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,665 INFO L899 garLoopResultBuilder]: For program point L758-210(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,665 INFO L899 garLoopResultBuilder]: For program point L759-179(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,665 INFO L899 garLoopResultBuilder]: For program point L758-212(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,665 INFO L895 garLoopResultBuilder]: At program point L759-181(line 759) the Hoare annotation is: false [2023-11-23 20:32:57,665 INFO L899 garLoopResultBuilder]: For program point L759-182(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,667 INFO L895 garLoopResultBuilder]: At program point L758-214(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,668 INFO L899 garLoopResultBuilder]: For program point L759-183(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,668 INFO L899 garLoopResultBuilder]: For program point L758-215(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,668 INFO L895 garLoopResultBuilder]: At program point L759-185(line 759) the Hoare annotation is: false [2023-11-23 20:32:57,668 INFO L899 garLoopResultBuilder]: For program point L759-186(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,668 INFO L899 garLoopResultBuilder]: For program point L759-187(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,669 INFO L895 garLoopResultBuilder]: At program point L759-188(line 759) the Hoare annotation is: false [2023-11-23 20:32:57,669 INFO L899 garLoopResultBuilder]: For program point L759-189(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,669 INFO L899 garLoopResultBuilder]: For program point L759-192(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,669 INFO L895 garLoopResultBuilder]: At program point L759-193(line 759) the Hoare annotation is: false [2023-11-23 20:32:57,669 INFO L899 garLoopResultBuilder]: For program point L758-225(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,673 INFO L902 garLoopResultBuilder]: At program point L765-9(lines 765 772) the Hoare annotation is: true [2023-11-23 20:32:57,673 INFO L899 garLoopResultBuilder]: For program point L759-201(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,674 INFO L895 garLoopResultBuilder]: At program point L759-202(line 759) the Hoare annotation is: false [2023-11-23 20:32:57,674 INFO L899 garLoopResultBuilder]: For program point L758-235(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,674 INFO L895 garLoopResultBuilder]: At program point L758-236(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,674 INFO L899 garLoopResultBuilder]: For program point L758-237(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,674 INFO L899 garLoopResultBuilder]: For program point L759-209(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,674 INFO L899 garLoopResultBuilder]: For program point L759-211(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,675 INFO L895 garLoopResultBuilder]: At program point L759-213(line 759) the Hoare annotation is: false [2023-11-23 20:32:57,675 INFO L899 garLoopResultBuilder]: For program point L759-214(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,675 INFO L895 garLoopResultBuilder]: At program point L758-246(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,675 INFO L895 garLoopResultBuilder]: At program point L758-248(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,675 INFO L899 garLoopResultBuilder]: For program point L758-249(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,677 INFO L899 garLoopResultBuilder]: For program point L758-255(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,678 INFO L899 garLoopResultBuilder]: For program point L759-224(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,678 INFO L899 garLoopResultBuilder]: For program point L758-256(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,679 INFO L895 garLoopResultBuilder]: At program point L758-257(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,680 INFO L899 garLoopResultBuilder]: For program point L758-259(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,680 INFO L899 garLoopResultBuilder]: For program point L758-260(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,680 INFO L895 garLoopResultBuilder]: At program point L758-261(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,680 INFO L899 garLoopResultBuilder]: For program point L758-262(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,680 INFO L899 garLoopResultBuilder]: For program point L758-263(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,680 INFO L895 garLoopResultBuilder]: At program point L758-264(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,681 INFO L899 garLoopResultBuilder]: For program point L758-265(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,682 INFO L899 garLoopResultBuilder]: For program point L759-234(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,682 INFO L895 garLoopResultBuilder]: At program point L758-266(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,682 INFO L895 garLoopResultBuilder]: At program point L759-235(line 759) the Hoare annotation is: false [2023-11-23 20:32:57,682 INFO L899 garLoopResultBuilder]: For program point L758-267(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,682 INFO L899 garLoopResultBuilder]: For program point L759-236(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,682 INFO L899 garLoopResultBuilder]: For program point L758-268(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,683 INFO L895 garLoopResultBuilder]: At program point L758-269(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,683 INFO L895 garLoopResultBuilder]: At program point L759-245(line 759) the Hoare annotation is: false [2023-11-23 20:32:57,683 INFO L895 garLoopResultBuilder]: At program point L759-247(line 759) the Hoare annotation is: false [2023-11-23 20:32:57,683 INFO L899 garLoopResultBuilder]: For program point L759-248(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,683 INFO L899 garLoopResultBuilder]: For program point L759-254(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,684 INFO L899 garLoopResultBuilder]: For program point L759-255(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,684 INFO L895 garLoopResultBuilder]: At program point L759-256(line 759) the Hoare annotation is: false [2023-11-23 20:32:57,684 INFO L899 garLoopResultBuilder]: For program point L759-258(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,685 INFO L899 garLoopResultBuilder]: For program point L759-259(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,685 INFO L895 garLoopResultBuilder]: At program point L759-260(line 759) the Hoare annotation is: false [2023-11-23 20:32:57,685 INFO L899 garLoopResultBuilder]: For program point L759-261(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,685 INFO L899 garLoopResultBuilder]: For program point L759-262(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,685 INFO L895 garLoopResultBuilder]: At program point L759-263(line 759) the Hoare annotation is: false [2023-11-23 20:32:57,686 INFO L899 garLoopResultBuilder]: For program point L759-264(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,686 INFO L895 garLoopResultBuilder]: At program point L759-265(line 759) the Hoare annotation is: false [2023-11-23 20:32:57,686 INFO L899 garLoopResultBuilder]: For program point L759-266(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,686 INFO L899 garLoopResultBuilder]: For program point L759-267(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,686 INFO L895 garLoopResultBuilder]: At program point L759-268(line 759) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,686 INFO L899 garLoopResultBuilder]: For program point L769-3(line 769) no Hoare annotation was computed. [2023-11-23 20:32:57,687 INFO L899 garLoopResultBuilder]: For program point L769-8(line 769) no Hoare annotation was computed. [2023-11-23 20:32:57,687 INFO L899 garLoopResultBuilder]: For program point L769-11(line 769) no Hoare annotation was computed. [2023-11-23 20:32:57,687 INFO L902 garLoopResultBuilder]: At program point L769-12(line 769) the Hoare annotation is: true [2023-11-23 20:32:57,687 INFO L899 garLoopResultBuilder]: For program point L769-13(line 769) no Hoare annotation was computed. [2023-11-23 20:32:57,687 INFO L899 garLoopResultBuilder]: For program point L769-22(line 769) no Hoare annotation was computed. [2023-11-23 20:32:57,687 INFO L902 garLoopResultBuilder]: At program point L769-23(line 769) the Hoare annotation is: true [2023-11-23 20:32:57,688 INFO L899 garLoopResultBuilder]: For program point L770-2(line 770) no Hoare annotation was computed. [2023-11-23 20:32:57,688 INFO L899 garLoopResultBuilder]: For program point L769-34(line 769) no Hoare annotation was computed. [2023-11-23 20:32:57,688 INFO L902 garLoopResultBuilder]: At program point L769-35(line 769) the Hoare annotation is: true [2023-11-23 20:32:57,688 INFO L899 garLoopResultBuilder]: For program point L769-36(line 769) no Hoare annotation was computed. [2023-11-23 20:32:57,689 INFO L899 garLoopResultBuilder]: For program point L769-37(line 769) no Hoare annotation was computed. [2023-11-23 20:32:57,689 INFO L899 garLoopResultBuilder]: For program point L769-38(line 769) no Hoare annotation was computed. [2023-11-23 20:32:57,689 INFO L899 garLoopResultBuilder]: For program point L770-7(line 770) no Hoare annotation was computed. [2023-11-23 20:32:57,689 INFO L902 garLoopResultBuilder]: At program point L769-39(line 769) the Hoare annotation is: true [2023-11-23 20:32:57,690 INFO L899 garLoopResultBuilder]: For program point L770-10(line 770) no Hoare annotation was computed. [2023-11-23 20:32:57,690 INFO L902 garLoopResultBuilder]: At program point L770-11(line 770) the Hoare annotation is: true [2023-11-23 20:32:57,690 INFO L899 garLoopResultBuilder]: For program point L770-12(line 770) no Hoare annotation was computed. [2023-11-23 20:32:57,690 INFO L899 garLoopResultBuilder]: For program point L770-21(line 770) no Hoare annotation was computed. [2023-11-23 20:32:57,690 INFO L902 garLoopResultBuilder]: At program point L770-22(line 770) the Hoare annotation is: true [2023-11-23 20:32:57,690 INFO L899 garLoopResultBuilder]: For program point L770-33(line 770) no Hoare annotation was computed. [2023-11-23 20:32:57,691 INFO L902 garLoopResultBuilder]: At program point L770-34(line 770) the Hoare annotation is: true [2023-11-23 20:32:57,692 INFO L899 garLoopResultBuilder]: For program point L770-35(line 770) no Hoare annotation was computed. [2023-11-23 20:32:57,695 INFO L899 garLoopResultBuilder]: For program point L770-36(line 770) no Hoare annotation was computed. [2023-11-23 20:32:57,695 INFO L899 garLoopResultBuilder]: For program point L770-37(line 770) no Hoare annotation was computed. [2023-11-23 20:32:57,695 INFO L902 garLoopResultBuilder]: At program point L770-38(line 770) the Hoare annotation is: true [2023-11-23 20:32:57,696 INFO L899 garLoopResultBuilder]: For program point L770-39(line 770) no Hoare annotation was computed. [2023-11-23 20:32:57,696 INFO L899 garLoopResultBuilder]: For program point L708(line 708) no Hoare annotation was computed. [2023-11-23 20:32:57,696 INFO L899 garLoopResultBuilder]: For program point L708-1(line 708) no Hoare annotation was computed. [2023-11-23 20:32:57,696 INFO L899 garLoopResultBuilder]: For program point L708-2(lines 708 739) no Hoare annotation was computed. [2023-11-23 20:32:57,696 INFO L899 garLoopResultBuilder]: For program point L709(line 709) no Hoare annotation was computed. [2023-11-23 20:32:57,698 INFO L895 garLoopResultBuilder]: At program point L710(line 710) the Hoare annotation is: false [2023-11-23 20:32:57,698 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 708) no Hoare annotation was computed. [2023-11-23 20:32:57,698 INFO L899 garLoopResultBuilder]: For program point L712(line 712) no Hoare annotation was computed. [2023-11-23 20:32:57,698 INFO L895 garLoopResultBuilder]: At program point L713(line 713) the Hoare annotation is: false [2023-11-23 20:32:57,698 INFO L899 garLoopResultBuilder]: For program point L715(line 715) no Hoare annotation was computed. [2023-11-23 20:32:57,699 INFO L895 garLoopResultBuilder]: At program point L716(line 716) the Hoare annotation is: false [2023-11-23 20:32:57,699 INFO L899 garLoopResultBuilder]: For program point L718(line 718) no Hoare annotation was computed. [2023-11-23 20:32:57,699 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-23 20:32:57,699 INFO L895 garLoopResultBuilder]: At program point L719(line 719) the Hoare annotation is: false [2023-11-23 20:32:57,699 INFO L899 garLoopResultBuilder]: For program point L721(line 721) no Hoare annotation was computed. [2023-11-23 20:32:57,699 INFO L895 garLoopResultBuilder]: At program point L722(line 722) the Hoare annotation is: false [2023-11-23 20:32:57,699 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 757) no Hoare annotation was computed. [2023-11-23 20:32:57,700 INFO L899 garLoopResultBuilder]: For program point L724(line 724) no Hoare annotation was computed. [2023-11-23 20:32:57,700 INFO L895 garLoopResultBuilder]: At program point L725(line 725) the Hoare annotation is: false [2023-11-23 20:32:57,700 INFO L899 garLoopResultBuilder]: For program point L727(line 727) no Hoare annotation was computed. [2023-11-23 20:32:57,702 INFO L895 garLoopResultBuilder]: At program point L728(line 728) the Hoare annotation is: false [2023-11-23 20:32:57,703 INFO L899 garLoopResultBuilder]: For program point L730(line 730) no Hoare annotation was computed. [2023-11-23 20:32:57,703 INFO L895 garLoopResultBuilder]: At program point L731(line 731) the Hoare annotation is: false [2023-11-23 20:32:57,703 INFO L899 garLoopResultBuilder]: For program point L733(line 733) no Hoare annotation was computed. [2023-11-23 20:32:57,703 INFO L895 garLoopResultBuilder]: At program point L734(line 734) the Hoare annotation is: false [2023-11-23 20:32:57,703 INFO L899 garLoopResultBuilder]: For program point L736(line 736) no Hoare annotation was computed. [2023-11-23 20:32:57,703 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 751) no Hoare annotation was computed. [2023-11-23 20:32:57,704 INFO L895 garLoopResultBuilder]: At program point L737(line 737) the Hoare annotation is: false [2023-11-23 20:32:57,704 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 708) no Hoare annotation was computed. [2023-11-23 20:32:57,704 INFO L899 garLoopResultBuilder]: For program point L751-2(lines 751 760) no Hoare annotation was computed. [2023-11-23 20:32:57,704 INFO L899 garLoopResultBuilder]: For program point L751-3(line 751) no Hoare annotation was computed. [2023-11-23 20:32:57,704 INFO L899 garLoopResultBuilder]: For program point L751-4(line 751) no Hoare annotation was computed. [2023-11-23 20:32:57,704 INFO L895 garLoopResultBuilder]: At program point L751-5(lines 751 760) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,705 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 757) no Hoare annotation was computed. [2023-11-23 20:32:57,705 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 20:32:57,705 INFO L899 garLoopResultBuilder]: For program point L757(line 757) no Hoare annotation was computed. [2023-11-23 20:32:57,705 INFO L899 garLoopResultBuilder]: For program point L757-1(line 757) no Hoare annotation was computed. [2023-11-23 20:32:57,705 INFO L899 garLoopResultBuilder]: For program point L758-68(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,705 INFO L895 garLoopResultBuilder]: At program point L758-69(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,706 INFO L899 garLoopResultBuilder]: For program point L758-70(line 758) no Hoare annotation was computed. [2023-11-23 20:32:57,706 INFO L895 garLoopResultBuilder]: At program point L758-71(line 758) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,707 INFO L895 garLoopResultBuilder]: At program point L761-3(lines 761 763) the Hoare annotation is: false [2023-11-23 20:32:57,707 INFO L899 garLoopResultBuilder]: For program point L759-67(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,709 INFO L895 garLoopResultBuilder]: At program point L759-68(line 759) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,709 INFO L899 garLoopResultBuilder]: For program point L759-69(line 759) no Hoare annotation was computed. [2023-11-23 20:32:57,709 INFO L895 garLoopResultBuilder]: At program point L759-70(line 759) the Hoare annotation is: (= |ULTIMATE.start_main_~i~0#1| 0) [2023-11-23 20:32:57,710 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 701 705) no Hoare annotation was computed. [2023-11-23 20:32:57,710 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 701 705) the Hoare annotation is: true [2023-11-23 20:32:57,713 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-23 20:32:57,716 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 20:32:57,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 08:32:57 BoogieIcfgContainer [2023-11-23 20:32:57,735 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 20:32:57,736 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 20:32:57,736 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 20:32:57,736 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 20:32:57,737 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:32:40" (3/4) ... [2023-11-23 20:32:57,739 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 20:32:57,742 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2023-11-23 20:32:57,742 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-23 20:32:57,778 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 266 nodes and edges [2023-11-23 20:32:57,780 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-11-23 20:32:57,782 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-23 20:32:57,783 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 20:32:57,999 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9854155-79ea-4acf-8b29-3cfd29234967/bin/utaipan-verify-mE87zJ7Ire/witness.graphml [2023-11-23 20:32:58,000 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9854155-79ea-4acf-8b29-3cfd29234967/bin/utaipan-verify-mE87zJ7Ire/witness.yml [2023-11-23 20:32:58,000 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 20:32:58,001 INFO L158 Benchmark]: Toolchain (without parser) took 23282.87ms. Allocated memory was 192.9MB in the beginning and 262.1MB in the end (delta: 69.2MB). Free memory was 144.1MB in the beginning and 122.9MB in the end (delta: 21.3MB). Peak memory consumption was 93.0MB. Max. memory is 16.1GB. [2023-11-23 20:32:58,001 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 134.2MB. Free memory is still 76.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:32:58,002 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1016.21ms. Allocated memory is still 192.9MB. Free memory was 143.7MB in the beginning and 152.1MB in the end (delta: -8.4MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-23 20:32:58,002 INFO L158 Benchmark]: Boogie Procedure Inliner took 189.60ms. Allocated memory is still 192.9MB. Free memory was 152.1MB in the beginning and 140.5MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:32:58,002 INFO L158 Benchmark]: Boogie Preprocessor took 142.81ms. Allocated memory is still 192.9MB. Free memory was 140.5MB in the beginning and 128.9MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:32:58,003 INFO L158 Benchmark]: RCFGBuilder took 4170.41ms. Allocated memory was 192.9MB in the beginning and 262.1MB in the end (delta: 69.2MB). Free memory was 128.9MB in the beginning and 94.6MB in the end (delta: 34.3MB). Peak memory consumption was 137.1MB. Max. memory is 16.1GB. [2023-11-23 20:32:58,003 INFO L158 Benchmark]: TraceAbstraction took 17490.35ms. Allocated memory is still 262.1MB. Free memory was 93.5MB in the beginning and 136.5MB in the end (delta: -43.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:32:58,004 INFO L158 Benchmark]: Witness Printer took 264.59ms. Allocated memory is still 262.1MB. Free memory was 136.5MB in the beginning and 122.9MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:32:58,006 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 134.2MB. Free memory is still 76.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1016.21ms. Allocated memory is still 192.9MB. Free memory was 143.7MB in the beginning and 152.1MB in the end (delta: -8.4MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 189.60ms. Allocated memory is still 192.9MB. Free memory was 152.1MB in the beginning and 140.5MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 142.81ms. Allocated memory is still 192.9MB. Free memory was 140.5MB in the beginning and 128.9MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 4170.41ms. Allocated memory was 192.9MB in the beginning and 262.1MB in the end (delta: 69.2MB). Free memory was 128.9MB in the beginning and 94.6MB in the end (delta: 34.3MB). Peak memory consumption was 137.1MB. Max. memory is 16.1GB. * TraceAbstraction took 17490.35ms. Allocated memory is still 262.1MB. Free memory was 93.5MB in the beginning and 136.5MB in the end (delta: -43.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 264.59ms. Allocated memory is still 262.1MB. Free memory was 136.5MB in the beginning and 122.9MB in the end (delta: 13.6MB). 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: 757]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 757]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 751]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 751]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 708]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 708]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 171 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 17.4s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 16.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 5 mSolverCounterUnknown, 64 SdHoareTripleChecker+Valid, 16.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 61 mSDsluCounter, 233 SdHoareTripleChecker+Invalid, 16.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 52 IncrementalHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 228 mSDtfsCounter, 52 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=171occurred 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: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 109 PreInvPairs, 144 NumberOfFragments, 114 HoareAnnotationTreeSize, 109 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 62 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 5 ConstructedInterpolants, 0 QuantifiedInterpolants, 11 SizeOfPredicates, 0 NumberOfNonLiveVariables, 57 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 751]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 758]: Loop Invariant Derived loop invariant: (i == 0) - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 759]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 769]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-23 20:32:58,071 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a9854155-79ea-4acf-8b29-3cfd29234967/bin/utaipan-verify-mE87zJ7Ire/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE