./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p13.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje --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 64bit --witnessprinter.graph.data.programhash 7edbd2d714654fb3cac877a34ec7b56a1dc045c2b1f9c322f5dfaacff9b2ba72 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:14:27,059 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:14:27,147 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-09 05:14:27,153 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:14:27,154 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:14:27,190 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:14:27,192 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:14:27,193 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:14:27,193 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:14:27,194 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:14:27,194 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:14:27,194 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:14:27,195 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:14:27,195 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:14:27,195 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:14:27,198 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:14:27,198 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:14:27,198 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:14:27,199 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:14:27,199 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:14:27,199 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:14:27,204 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:14:27,205 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:14:27,205 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:14:27,205 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:14:27,205 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:14:27,206 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:14:27,206 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:14:27,206 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:14:27,207 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:14:27,207 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:14:27,207 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:14:27,210 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:14:27,211 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:14:27,211 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:14:27,212 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:14:27,212 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:14:27,212 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:14:27,212 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:14:27,213 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:14:27,213 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:14:27,213 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:14:27,213 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:14:27,214 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:14:27,214 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_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7edbd2d714654fb3cac877a34ec7b56a1dc045c2b1f9c322f5dfaacff9b2ba72 [2024-11-09 05:14:27,521 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:14:27,555 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:14:27,558 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:14:27,560 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:14:27,560 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:14:27,561 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p13.c Unable to find full path for "g++" [2024-11-09 05:14:29,650 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:14:29,883 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:14:29,884 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p13.c [2024-11-09 05:14:29,904 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/data/c9b343731/75ec16e4f0af4966a08548a8764f040d/FLAGf42154006 [2024-11-09 05:14:30,234 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/data/c9b343731/75ec16e4f0af4966a08548a8764f040d [2024-11-09 05:14:30,237 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:14:30,239 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:14:30,240 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:14:30,240 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:14:30,249 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:14:30,250 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:14:30" (1/1) ... [2024-11-09 05:14:30,251 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b1f8539 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:30, skipping insertion in model container [2024-11-09 05:14:30,252 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:14:30" (1/1) ... [2024-11-09 05:14:30,290 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:14:30,511 WARN L250 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_654bddbd-ec4b-4e43-8106-3591c22b3638/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p13.c[1266,1279] [2024-11-09 05:14:30,654 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:14:30,664 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:14:30,677 WARN L250 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_654bddbd-ec4b-4e43-8106-3591c22b3638/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p13.c[1266,1279] [2024-11-09 05:14:30,790 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:14:30,816 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:14:30,817 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:30 WrapperNode [2024-11-09 05:14:30,817 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:14:30,818 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:14:30,818 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:14:30,818 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:14:30,827 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:30" (1/1) ... [2024-11-09 05:14:30,848 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:30" (1/1) ... [2024-11-09 05:14:31,009 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 731 [2024-11-09 05:14:31,009 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:14:31,010 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:14:31,010 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:14:31,010 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:14:31,022 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:30" (1/1) ... [2024-11-09 05:14:31,022 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:30" (1/1) ... [2024-11-09 05:14:31,051 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:30" (1/1) ... [2024-11-09 05:14:31,051 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:30" (1/1) ... [2024-11-09 05:14:31,086 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:30" (1/1) ... [2024-11-09 05:14:31,092 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:30" (1/1) ... [2024-11-09 05:14:31,103 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:30" (1/1) ... [2024-11-09 05:14:31,108 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:30" (1/1) ... [2024-11-09 05:14:31,133 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:14:31,134 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:14:31,134 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:14:31,134 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:14:31,135 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:30" (1/1) ... [2024-11-09 05:14:31,141 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:14:31,157 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:14:31,172 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:14:31,176 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:14:31,208 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:14:31,209 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:14:31,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:14:31,209 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:14:31,400 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:14:31,403 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:14:32,396 INFO L? ?]: Removed 379 outVars from TransFormulas that were not future-live. [2024-11-09 05:14:32,400 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:14:33,251 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:14:33,251 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:14:33,252 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:14:33 BoogieIcfgContainer [2024-11-09 05:14:33,252 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:14:33,254 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:14:33,255 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:14:33,259 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:14:33,259 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:14:30" (1/3) ... [2024-11-09 05:14:33,260 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c13fafe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:14:33, skipping insertion in model container [2024-11-09 05:14:33,260 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:30" (2/3) ... [2024-11-09 05:14:33,261 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c13fafe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:14:33, skipping insertion in model container [2024-11-09 05:14:33,261 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:14:33" (3/3) ... [2024-11-09 05:14:33,262 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p13.c [2024-11-09 05:14:33,284 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:14:33,285 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:14:33,355 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:14:33,365 INFO L333 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, 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;@7e3f6700, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:14:33,366 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:14:33,370 INFO L276 IsEmpty]: Start isEmpty. Operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 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) [2024-11-09 05:14:33,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 05:14:33,376 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:14:33,377 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-11-09 05:14:33,378 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:14:33,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:14:33,383 INFO L85 PathProgramCache]: Analyzing trace with hash 20730910, now seen corresponding path program 1 times [2024-11-09 05:14:33,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:14:33,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2018229857] [2024-11-09 05:14:33,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:14:33,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:14:33,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:14:33,754 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 05:14:33,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:14:33,980 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 05:14:33,982 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 05:14:33,983 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 05:14:33,986 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 05:14:33,990 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-09 05:14:34,009 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-09 05:14:34,022 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:14:34,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:14:34 BoogieIcfgContainer [2024-11-09 05:14:34,026 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:14:34,026 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:14:34,026 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:14:34,026 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:14:34,027 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:14:33" (3/4) ... [2024-11-09 05:14:34,029 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 05:14:34,030 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:14:34,032 INFO L158 Benchmark]: Toolchain (without parser) took 3792.90ms. Allocated memory was 142.6MB in the beginning and 186.6MB in the end (delta: 44.0MB). Free memory was 101.8MB in the beginning and 84.2MB in the end (delta: 17.6MB). Peak memory consumption was 63.6MB. Max. memory is 16.1GB. [2024-11-09 05:14:34,032 INFO L158 Benchmark]: CDTParser took 1.33ms. Allocated memory is still 102.8MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:14:34,033 INFO L158 Benchmark]: CACSL2BoogieTranslator took 577.00ms. Allocated memory is still 142.6MB. Free memory was 101.3MB in the beginning and 78.3MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2024-11-09 05:14:34,034 INFO L158 Benchmark]: Boogie Procedure Inliner took 191.69ms. Allocated memory was 142.6MB in the beginning and 186.6MB in the end (delta: 44.0MB). Free memory was 78.3MB in the beginning and 150.3MB in the end (delta: -72.0MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2024-11-09 05:14:34,035 INFO L158 Benchmark]: Boogie Preprocessor took 123.30ms. Allocated memory is still 186.6MB. Free memory was 150.3MB in the beginning and 144.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-09 05:14:34,035 INFO L158 Benchmark]: RCFGBuilder took 2118.01ms. Allocated memory is still 186.6MB. Free memory was 144.0MB in the beginning and 132.5MB in the end (delta: 11.5MB). Peak memory consumption was 89.1MB. Max. memory is 16.1GB. [2024-11-09 05:14:34,036 INFO L158 Benchmark]: TraceAbstraction took 772.02ms. Allocated memory is still 186.6MB. Free memory was 131.4MB in the beginning and 84.2MB in the end (delta: 47.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-09 05:14:34,036 INFO L158 Benchmark]: Witness Printer took 4.38ms. Allocated memory is still 186.6MB. Free memory is still 84.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:14:34,040 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.33ms. Allocated memory is still 102.8MB. Free memory is still 53.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 577.00ms. Allocated memory is still 142.6MB. Free memory was 101.3MB in the beginning and 78.3MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 191.69ms. Allocated memory was 142.6MB in the beginning and 186.6MB in the end (delta: 44.0MB). Free memory was 78.3MB in the beginning and 150.3MB in the end (delta: -72.0MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 123.30ms. Allocated memory is still 186.6MB. Free memory was 150.3MB in the beginning and 144.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2118.01ms. Allocated memory is still 186.6MB. Free memory was 144.0MB in the beginning and 132.5MB in the end (delta: 11.5MB). Peak memory consumption was 89.1MB. Max. memory is 16.1GB. * TraceAbstraction took 772.02ms. Allocated memory is still 186.6MB. Free memory was 131.4MB in the beginning and 84.2MB in the end (delta: 47.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Witness Printer took 4.38ms. Allocated memory is still 186.6MB. Free memory is still 84.2MB. There was no memory consumed. 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 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 163, overapproximation of bitwiseAnd at line 150. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 8); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (8 - 1); [L32] const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 32); [L33] const SORT_10 msb_SORT_10 = (SORT_10)1 << (32 - 1); [L35] const SORT_31 mask_SORT_31 = (SORT_31)-1 >> (sizeof(SORT_31) * 8 - 4); [L36] const SORT_31 msb_SORT_31 = (SORT_31)1 << (4 - 1); [L38] const SORT_67 mask_SORT_67 = (SORT_67)-1 >> (sizeof(SORT_67) * 8 - 10); [L39] const SORT_67 msb_SORT_67 = (SORT_67)1 << (10 - 1); [L41] const SORT_1 var_7 = 0; [L42] const SORT_10 var_12 = 0; [L43] const SORT_1 var_21 = 1; [L44] const SORT_67 var_68 = 0; [L45] const SORT_10 var_119 = 104; [L46] const SORT_10 var_136 = 1; [L48] SORT_1 input_2; [L49] SORT_3 input_4; [L50] SORT_1 input_5; [L51] SORT_1 input_6; [L52] SORT_1 input_29; [L53] SORT_31 input_32; [L54] SORT_31 input_34; [L55] SORT_1 input_36; [L56] SORT_1 input_38; [L57] SORT_1 input_44; [L58] SORT_1 input_46; [L59] SORT_1 input_48; [L60] SORT_3 input_52; [L61] SORT_1 input_55; [L62] SORT_1 input_63; [L63] SORT_1 input_73; [L64] SORT_1 input_79; [L65] SORT_1 input_81; [L66] SORT_1 input_95; [L67] SORT_1 input_101; [L68] SORT_1 input_107; [L69] SORT_1 input_113; [L70] SORT_1 input_114; [L71] SORT_1 input_115; [L72] SORT_67 input_134; [L73] SORT_1 input_143; [L74] SORT_1 input_144; [L75] SORT_1 input_145; [L77] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L77] SORT_1 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L78] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L78] SORT_1 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L79] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L79] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L80] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L80] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L81] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L81] SORT_1 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L82] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L82] SORT_1 state_42 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L83] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L83] SORT_1 state_50 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L84] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L85] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L86] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L87] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L88] EXPR __VERIFIER_nondet_ushort() & mask_SORT_67 [L88] SORT_67 state_69 = __VERIFIER_nondet_ushort() & mask_SORT_67; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L89] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L91] SORT_1 init_9_arg_1 = var_7; [L92] state_8 = init_9_arg_1 [L93] SORT_1 init_15_arg_1 = var_7; [L94] state_14 = init_15_arg_1 [L95] SORT_1 init_26_arg_1 = var_7; [L96] state_25 = init_26_arg_1 [L97] SORT_1 init_28_arg_1 = var_7; [L98] state_27 = init_28_arg_1 [L99] SORT_1 init_41_arg_1 = var_7; [L100] state_40 = init_41_arg_1 [L101] SORT_1 init_43_arg_1 = var_7; [L102] state_42 = init_43_arg_1 [L103] SORT_1 init_51_arg_1 = var_21; [L104] state_50 = init_51_arg_1 [L105] SORT_1 init_58_arg_1 = var_7; [L106] state_57 = init_58_arg_1 [L107] SORT_1 init_60_arg_1 = var_7; [L108] state_59 = init_60_arg_1 [L109] SORT_1 init_62_arg_1 = var_7; [L110] state_61 = init_62_arg_1 [L111] SORT_1 init_66_arg_1 = var_7; [L112] state_65 = init_66_arg_1 [L113] SORT_67 init_70_arg_1 = var_68; [L114] state_69 = init_70_arg_1 [L115] SORT_1 init_72_arg_1 = var_7; [L116] state_71 = init_72_arg_1 VAL [mask_SORT_1=1, mask_SORT_67=1023, state_14=0, state_25=0, state_27=0, state_40=0, state_42=0, state_50=1, state_57=0, state_59=0, state_61=0, state_65=0, state_69=0, state_71=0, state_8=0, var_119=104, var_12=0, var_136=1, var_21=1, var_68=0, var_7=0] [L119] input_2 = __VERIFIER_nondet_uchar() [L120] input_4 = __VERIFIER_nondet_uchar() [L121] input_5 = __VERIFIER_nondet_uchar() [L122] input_6 = __VERIFIER_nondet_uchar() [L123] input_29 = __VERIFIER_nondet_uchar() [L124] input_32 = __VERIFIER_nondet_uchar() [L125] input_34 = __VERIFIER_nondet_uchar() [L126] input_36 = __VERIFIER_nondet_uchar() [L127] input_38 = __VERIFIER_nondet_uchar() [L128] input_44 = __VERIFIER_nondet_uchar() [L129] input_46 = __VERIFIER_nondet_uchar() [L130] input_48 = __VERIFIER_nondet_uchar() [L131] input_52 = __VERIFIER_nondet_uchar() [L132] input_55 = __VERIFIER_nondet_uchar() [L133] input_63 = __VERIFIER_nondet_uchar() [L134] input_73 = __VERIFIER_nondet_uchar() [L135] input_79 = __VERIFIER_nondet_uchar() [L136] input_81 = __VERIFIER_nondet_uchar() [L137] input_95 = __VERIFIER_nondet_uchar() [L138] input_101 = __VERIFIER_nondet_uchar() [L139] input_107 = __VERIFIER_nondet_uchar() [L140] input_113 = __VERIFIER_nondet_uchar() [L141] input_114 = __VERIFIER_nondet_uchar() [L142] input_115 = __VERIFIER_nondet_uchar() [L143] input_134 = __VERIFIER_nondet_ushort() [L144] input_143 = __VERIFIER_nondet_uchar() [L145] input_144 = __VERIFIER_nondet_uchar() [L146] input_145 = __VERIFIER_nondet_uchar() [L149] SORT_1 var_11_arg_0 = state_8; [L150] EXPR var_11_arg_0 & mask_SORT_1 [L150] var_11_arg_0 = var_11_arg_0 & mask_SORT_1 [L151] SORT_10 var_11 = var_11_arg_0; [L152] SORT_10 var_13_arg_0 = var_11; [L153] SORT_10 var_13_arg_1 = var_12; [L154] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L155] SORT_1 var_16_arg_0 = state_14; [L156] EXPR var_16_arg_0 & mask_SORT_1 [L156] var_16_arg_0 = var_16_arg_0 & mask_SORT_1 [L157] SORT_10 var_16 = var_16_arg_0; [L158] SORT_10 var_17_arg_0 = var_16; [L159] SORT_10 var_17_arg_1 = var_12; [L160] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L161] SORT_1 var_18_arg_0 = var_13; [L162] SORT_1 var_18_arg_1 = var_17; [L163] EXPR var_18_arg_0 | var_18_arg_1 [L163] SORT_1 var_18 = var_18_arg_0 | var_18_arg_1; [L164] SORT_1 var_22_arg_0 = var_18; [L165] SORT_1 var_22 = ~var_22_arg_0; [L166] SORT_1 var_23_arg_0 = var_21; [L167] SORT_1 var_23_arg_1 = var_22; [L168] EXPR var_23_arg_0 & var_23_arg_1 [L168] SORT_1 var_23 = var_23_arg_0 & var_23_arg_1; [L169] EXPR var_23 & mask_SORT_1 [L169] var_23 = var_23 & mask_SORT_1 [L170] SORT_1 bad_24_arg_0 = var_23; [L171] CALL __VERIFIER_assert(!(bad_24_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 05:14:34,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p13.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje --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 64bit --witnessprinter.graph.data.programhash 7edbd2d714654fb3cac877a34ec7b56a1dc045c2b1f9c322f5dfaacff9b2ba72 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:14:36,502 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:14:36,610 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2024-11-09 05:14:36,616 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:14:36,618 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:14:36,658 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:14:36,660 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:14:36,661 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:14:36,662 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:14:36,663 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:14:36,664 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:14:36,664 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:14:36,664 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:14:36,665 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:14:36,665 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:14:36,667 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:14:36,668 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:14:36,668 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:14:36,669 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:14:36,669 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:14:36,669 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:14:36,674 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:14:36,674 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:14:36,674 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 05:14:36,674 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:14:36,675 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 05:14:36,675 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:14:36,675 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:14:36,675 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:14:36,676 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:14:36,676 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:14:36,676 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:14:36,676 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:14:36,677 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:14:36,678 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:14:36,679 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:14:36,679 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 05:14:36,679 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 05:14:36,679 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:14:36,680 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:14:36,680 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7edbd2d714654fb3cac877a34ec7b56a1dc045c2b1f9c322f5dfaacff9b2ba72 [2024-11-09 05:14:37,085 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:14:37,110 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:14:37,114 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:14:37,116 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:14:37,116 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:14:37,118 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p13.c Unable to find full path for "g++" [2024-11-09 05:14:39,296 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:14:39,579 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:14:39,580 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p13.c [2024-11-09 05:14:39,596 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/data/e69ca4b65/0b5f12fc13b148e19b668aa90796872a/FLAGb15f3a056 [2024-11-09 05:14:39,614 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/data/e69ca4b65/0b5f12fc13b148e19b668aa90796872a [2024-11-09 05:14:39,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:14:39,617 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:14:39,619 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:14:39,619 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:14:39,623 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:14:39,624 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:14:39" (1/1) ... [2024-11-09 05:14:39,625 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@719bed92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:39, skipping insertion in model container [2024-11-09 05:14:39,625 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:14:39" (1/1) ... [2024-11-09 05:14:39,673 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:14:39,865 WARN L250 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_654bddbd-ec4b-4e43-8106-3591c22b3638/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p13.c[1266,1279] [2024-11-09 05:14:40,051 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:14:40,071 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:14:40,087 WARN L250 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_654bddbd-ec4b-4e43-8106-3591c22b3638/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p13.c[1266,1279] [2024-11-09 05:14:40,182 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:14:40,201 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:14:40,201 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:40 WrapperNode [2024-11-09 05:14:40,202 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:14:40,203 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:14:40,203 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:14:40,203 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:14:40,211 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:40" (1/1) ... [2024-11-09 05:14:40,230 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:40" (1/1) ... [2024-11-09 05:14:40,299 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 467 [2024-11-09 05:14:40,299 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:14:40,300 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:14:40,300 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:14:40,300 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:14:40,311 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:40" (1/1) ... [2024-11-09 05:14:40,311 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:40" (1/1) ... [2024-11-09 05:14:40,319 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:40" (1/1) ... [2024-11-09 05:14:40,324 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:40" (1/1) ... [2024-11-09 05:14:40,346 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:40" (1/1) ... [2024-11-09 05:14:40,353 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:40" (1/1) ... [2024-11-09 05:14:40,359 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:40" (1/1) ... [2024-11-09 05:14:40,361 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:40" (1/1) ... [2024-11-09 05:14:40,374 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:14:40,375 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:14:40,378 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:14:40,379 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:14:40,380 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:40" (1/1) ... [2024-11-09 05:14:40,390 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:14:40,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:14:40,417 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:14:40,424 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:14:40,458 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:14:40,459 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 05:14:40,459 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:14:40,459 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:14:40,664 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:14:40,667 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:14:41,160 INFO L? ?]: Removed 59 outVars from TransFormulas that were not future-live. [2024-11-09 05:14:41,160 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:14:41,171 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:14:41,172 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:14:41,172 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:14:41 BoogieIcfgContainer [2024-11-09 05:14:41,173 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:14:41,177 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:14:41,178 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:14:41,181 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:14:41,181 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:14:39" (1/3) ... [2024-11-09 05:14:41,182 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@446d198c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:14:41, skipping insertion in model container [2024-11-09 05:14:41,183 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:14:40" (2/3) ... [2024-11-09 05:14:41,183 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@446d198c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:14:41, skipping insertion in model container [2024-11-09 05:14:41,183 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:14:41" (3/3) ... [2024-11-09 05:14:41,186 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p13.c [2024-11-09 05:14:41,206 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:14:41,206 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:14:41,269 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:14:41,278 INFO L333 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, 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;@4dc8720b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:14:41,278 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:14:41,282 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 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) [2024-11-09 05:14:41,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 05:14:41,292 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:14:41,294 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-09 05:14:41,294 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:14:41,301 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:14:41,302 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2024-11-09 05:14:41,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:14:41,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [265862760] [2024-11-09 05:14:41,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:14:41,320 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:14:41,320 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:14:41,323 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:14:41,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-09 05:14:41,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:14:41,513 INFO L255 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-09 05:14:41,526 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:14:41,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:14:41,756 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:14:41,757 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:14:41,757 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [265862760] [2024-11-09 05:14:41,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [265862760] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:14:41,758 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:14:41,758 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 05:14:41,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611950216] [2024-11-09 05:14:41,761 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:14:41,765 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:14:41,766 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:14:41,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:14:41,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:14:41,790 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 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) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2024-11-09 05:14:41,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:14:41,852 INFO L93 Difference]: Finished difference Result 19 states and 27 transitions. [2024-11-09 05:14:41,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 05:14:41,855 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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 5 [2024-11-09 05:14:41,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:14:41,863 INFO L225 Difference]: With dead ends: 19 [2024-11-09 05:14:41,863 INFO L226 Difference]: Without dead ends: 10 [2024-11-09 05:14:41,866 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:14:41,870 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-09 05:14:41,871 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-09 05:14:41,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-11-09 05:14:41,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2024-11-09 05:14:41,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:14:41,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-09 05:14:41,902 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2024-11-09 05:14:41,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:14:41,902 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-09 05:14:41,903 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 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) [2024-11-09 05:14:41,903 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-09 05:14:41,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 05:14:41,904 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:14:41,904 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2024-11-09 05:14:41,907 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-09 05:14:42,104 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:14:42,105 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:14:42,106 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:14:42,106 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2024-11-09 05:14:42,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:14:42,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [792427627] [2024-11-09 05:14:42,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:14:42,107 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:14:42,107 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:14:42,111 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:14:42,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-09 05:14:42,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:14:42,358 INFO L255 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-09 05:14:42,365 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:14:42,661 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:14:42,661 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:14:45,584 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse5 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|)) (.cse4 (= |c_ULTIMATE.start_main_~state_71~0#1| (_ bv0 8)))) (let ((.cse3 (not .cse4)) (.cse8 (forall ((|v_ULTIMATE.start_main_~var_23_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_18_arg_0~0#1_10| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_23_arg_0~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_18_arg_0~0#1_10|))))))))))))))) (.cse6 (forall ((|v_ULTIMATE.start_main_~var_23_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_18_arg_0~0#1_10| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_23_arg_0~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv1 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_18_arg_0~0#1_10|)))))))))))))))) (let ((.cse0 (and (or .cse3 (let ((.cse9 (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse5 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_14~0#1|)))))))))))))) (and (or .cse8 .cse9) (or .cse6 (not .cse9))))) (or .cse4 (let ((.cse10 (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse5 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_7~0#1|)))))))))))))) (and (or .cse10 .cse8) (or .cse6 (not .cse10)))))))) (and (or (let ((.cse1 (= (_ bv0 8) |c_ULTIMATE.start_main_~state_57~0#1|))) (and (or .cse0 (not .cse1)) (or .cse1 (and (or (let ((.cse2 (forall ((|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse5 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))))))) |c_ULTIMATE.start_main_~var_12~0#1|))))) (and (or .cse2 .cse3) (or .cse2 .cse4))) .cse6) (or (let ((.cse7 (forall ((|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (= ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse5 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))))))) |c_ULTIMATE.start_main_~var_12~0#1|)))) (and (or .cse7 .cse4) (or .cse7 .cse3))) .cse8))))) (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~state_65~0#1_7| (_ BitVec 8))) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_65~0#1_7|))))))))))))) (or (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~state_65~0#1_7| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse5 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_65~0#1_7|))))))))))) .cse0))))) is different from false [2024-11-09 05:14:47,666 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2024-11-09 05:14:47,668 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:14:47,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [792427627] [2024-11-09 05:14:47,669 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [792427627] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:14:47,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [277035836] [2024-11-09 05:14:47,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:14:47,670 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:14:47,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:14:47,673 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:14:47,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-09 05:14:48,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:14:48,031 INFO L255 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-09 05:14:48,039 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:14:48,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:14:48,641 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:14:52,957 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse10 (= |c_ULTIMATE.start_main_~state_71~0#1| (_ bv0 8))) (.cse8 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (let ((.cse3 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~state_65~0#1_9| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_65~0#1_9|)))))))))))) (.cse12 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_7~0#1|)))))) (.cse9 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_14~0#1|)))))) (.cse4 (not .cse10)) (.cse5 (forall ((|v_ULTIMATE.start_main_~var_23_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_18_arg_0~0#1_10| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_23_arg_0~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_18_arg_0~0#1_10|))))))))))))))) (.cse7 (forall ((|v_ULTIMATE.start_main_~var_23_arg_0~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_18_arg_0~0#1_10| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_23_arg_0~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv1 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_18_arg_0~0#1_10|))))))))))))))) (.cse2 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~state_65~0#1_9| (_ BitVec 8))) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_65~0#1_9|))))))))))))) (.cse0 (= (_ bv0 8) |c_ULTIMATE.start_main_~state_57~0#1|))) (and (or (not .cse0) (let ((.cse1 (and (or .cse4 (let ((.cse6 (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 .cse9))))))))) (and (or .cse5 .cse6) (or .cse7 (not .cse6))))) (or .cse10 (let ((.cse11 (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 .cse12))))))))) (and (or .cse11 .cse5) (or .cse7 (not .cse11)))))))) (and (or .cse1 .cse2) (or .cse3 .cse1)))) (or (and (or .cse3 (and (or (let ((.cse13 (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse12))))))))))))) (and (or .cse13 .cse5) (or (not .cse13) .cse7))) .cse10) (or (let ((.cse14 (= ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse9)))))))))) |c_ULTIMATE.start_main_~var_12~0#1|))) (and (or .cse5 .cse14) (or (not .cse14) .cse7))) .cse4))) (or (let ((.cse15 (and (or (forall ((|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (= ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))))))) |c_ULTIMATE.start_main_~var_12~0#1|)) .cse5) (or .cse7 (forall ((|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (not (= ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse8 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))))))) |c_ULTIMATE.start_main_~var_12~0#1|))))))) (and (or .cse15 .cse4) (or .cse15 .cse10))) .cse2)) .cse0)))) is different from false [2024-11-09 05:14:55,798 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 2 not checked. [2024-11-09 05:14:55,798 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [277035836] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:14:55,798 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1109302987] [2024-11-09 05:14:55,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:14:55,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:14:55,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:14:55,801 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-09 05:14:55,804 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-09 05:14:55,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:14:55,994 INFO L255 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-09 05:14:55,999 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:14:57,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:14:57,028 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:15:00,972 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:15:00,973 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1109302987] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:15:00,973 INFO L185 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2024-11-09 05:15:00,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 6, 6] total 15 [2024-11-09 05:15:00,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [861190131] [2024-11-09 05:15:00,974 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2024-11-09 05:15:00,975 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-09 05:15:00,975 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:15:00,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-09 05:15:00,977 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=124, Unknown=2, NotChecked=46, Total=210 [2024-11-09 05:15:00,977 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 15 states, 15 states have (on average 1.8666666666666667) internal successors, (28), 15 states have internal predecessors, (28), 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) [2024-11-09 05:15:02,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:15:02,471 INFO L93 Difference]: Finished difference Result 18 states and 19 transitions. [2024-11-09 05:15:02,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-09 05:15:02,473 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 1.8666666666666667) internal successors, (28), 15 states have internal predecessors, (28), 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 [2024-11-09 05:15:02,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:15:02,473 INFO L225 Difference]: With dead ends: 18 [2024-11-09 05:15:02,474 INFO L226 Difference]: Without dead ends: 16 [2024-11-09 05:15:02,474 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 28 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 8.6s TimeCoverageRelationStatistics Valid=103, Invalid=245, Unknown=2, NotChecked=70, Total=420 [2024-11-09 05:15:02,476 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 14 mSDsluCounter, 28 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 18 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-09 05:15:02,476 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 32 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 22 Invalid, 0 Unknown, 18 Unchecked, 0.3s Time] [2024-11-09 05:15:02,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2024-11-09 05:15:02,480 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 15. [2024-11-09 05:15:02,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 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) [2024-11-09 05:15:02,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2024-11-09 05:15:02,481 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 8 [2024-11-09 05:15:02,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:15:02,482 INFO L471 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2024-11-09 05:15:02,482 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 1.8666666666666667) internal successors, (28), 15 states have internal predecessors, (28), 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) [2024-11-09 05:15:02,482 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2024-11-09 05:15:02,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 05:15:02,483 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:15:02,483 INFO L215 NwaCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1] [2024-11-09 05:15:02,486 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2024-11-09 05:15:02,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-09 05:15:02,897 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-09 05:15:03,084 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-09 05:15:03,084 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:15:03,084 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:15:03,085 INFO L85 PathProgramCache]: Analyzing trace with hash 1580781475, now seen corresponding path program 2 times [2024-11-09 05:15:03,085 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:15:03,086 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1446297625] [2024-11-09 05:15:03,086 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-09 05:15:03,086 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:15:03,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:15:03,089 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:15:03,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-11-09 05:15:03,427 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-09 05:15:03,427 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 05:15:03,432 INFO L255 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-09 05:15:03,441 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:15:05,111 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:15:05,111 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:15:35,451 WARN L286 SmtUtils]: Spent 6.36s on a formula simplification that was a NOOP. DAG size: 305 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-09 05:15:50,554 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:15:50,554 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:15:50,554 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1446297625] [2024-11-09 05:15:50,554 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1446297625] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-09 05:15:50,555 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [241087089] [2024-11-09 05:15:50,555 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-09 05:15:50,555 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-09 05:15:50,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/cvc4 [2024-11-09 05:15:50,558 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-09 05:15:50,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_654bddbd-ec4b-4e43-8106-3591c22b3638/bin/utaipan-verify-YMUCfTKeje/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-09 05:15:51,057 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-09 05:15:51,057 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-09 05:15:51,064 INFO L255 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 40 conjuncts are in the unsatisfiable core [2024-11-09 05:15:51,074 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:15:54,650 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:15:54,651 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-09 05:15:58,467 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse3 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|)) (.cse7 (= |c_ULTIMATE.start_main_~state_71~0#1| (_ bv0 8)))) (let ((.cse9 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_14~0#1|)))))) (.cse10 (not .cse7)) (.cse2 (forall ((|v_ULTIMATE.start_main_~var_23_arg_0~0#1_36| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_18_arg_0~0#1_36| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_23_arg_0~0#1_36|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv1 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_18_arg_0~0#1_36|))))))))))))))) (.cse1 (forall ((|v_ULTIMATE.start_main_~var_23_arg_0~0#1_36| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_18_arg_0~0#1_36| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_23_arg_0~0#1_36|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_18_arg_0~0#1_36|)))))))))) .cse3))))) (.cse6 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_7~0#1|))))))) (and (or (let ((.cse4 (= (_ bv0 8) |c_ULTIMATE.start_main_~state_57~0#1|))) (and (or (let ((.cse0 (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse3 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_21~0#1|)))))))))))))))) (and (or .cse0 .cse1) (or .cse2 (not .cse0)))) .cse4) (or (not .cse4) (and (or (let ((.cse5 (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse3 .cse6))))))))) (and (or (not .cse5) .cse2) (or .cse5 .cse1))) .cse7) (or (let ((.cse8 (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse3 .cse9))))))))) (and (or .cse2 (not .cse8)) (or .cse1 .cse8))) .cse10))))) (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~state_65~0#1_17| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_65~0#1_17|))))))))) (_ bv0 8))))) (or (and (or (let ((.cse11 (= ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse3 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse9)))))))))) |c_ULTIMATE.start_main_~var_12~0#1|))) (and (or .cse1 .cse11) (or (not .cse11) .cse2))) .cse10) (or (let ((.cse12 (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse3 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse6))))))))))))) (and (or (not .cse12) .cse2) (or .cse12 .cse1))) .cse7)) (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~state_65~0#1_17| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse3 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_65~0#1_17|))))))))) (_ bv0 8))))))) is different from false [2024-11-09 05:16:28,256 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse88 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_7~0#1|))))) (let ((.cse89 ((_ zero_extend 24) ((_ extract 7 0) .cse88)))) (let ((.cse80 ((_ zero_extend 24) ((_ extract 7 0) .cse89)))) (let ((.cse81 ((_ zero_extend 24) ((_ extract 7 0) .cse80))) (.cse26 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (let ((.cse66 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 .cse89)))) (.cse25 (forall ((|v_ULTIMATE.start_main_~var_23_arg_0~0#1_36| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_18_arg_0~0#1_36| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse26 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_23_arg_0~0#1_36|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv1 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_18_arg_0~0#1_36|))))))))))))))) (.cse23 (forall ((|v_ULTIMATE.start_main_~var_23_arg_0~0#1_36| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_18_arg_0~0#1_36| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_23_arg_0~0#1_36|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_18_arg_0~0#1_36|)))))))))) .cse26))))) (.cse38 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 .cse81)))) (.cse83 (= ((_ extract 7 0) (bvand .cse26 .cse88)) (_ bv0 8)))) (let ((.cse8 (not .cse83)) (.cse76 (let ((.cse87 (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 .cse38)))))) (and (or (not .cse87) .cse25) (or .cse87 .cse23)))) (.cse84 ((_ zero_extend 16) |c_ULTIMATE.start_main_~mask_SORT_67~0#1|)) (.cse78 (let ((.cse86 (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 .cse66)))))) (and (or (not .cse86) .cse25) (or .cse86 .cse23)))) (.cse85 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_21~0#1|))))) (let ((.cse29 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse85)))))))) (.cse53 (= (_ bv0 8) ((_ extract 7 0) (bvand .cse26 .cse85)))) (.cse54 (= |c_ULTIMATE.start_main_~state_40~0#1| (_ bv0 8))) (.cse13 (or .cse78 .cse83)) (.cse4 (forall ((|ULTIMATE.start_main_~state_69~0#1| (_ BitVec 16))) (bvugt ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) |ULTIMATE.start_main_~state_69~0#1|) .cse84))) |c_ULTIMATE.start_main_~var_119~0#1|))) (.cse6 (forall ((|ULTIMATE.start_main_~state_69~0#1| (_ BitVec 16))) (not (bvugt ((_ zero_extend 16) ((_ extract 15 0) (bvand ((_ zero_extend 16) |ULTIMATE.start_main_~state_69~0#1|) .cse84))) |c_ULTIMATE.start_main_~var_119~0#1|)))) (.cse7 (or .cse83 .cse76)) (.cse74 (or .cse8 (let ((.cse82 (= (_ bv0 32) |c_ULTIMATE.start_main_~var_12~0#1|))) (and (or (not .cse82) .cse25) (or .cse82 .cse23))))) (.cse3 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~state_65~0#1_17| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse26 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_65~0#1_17|))))))))) (_ bv0 8)))) (.cse22 (= (_ bv0 8) |c_ULTIMATE.start_main_~state_14~0#1|)) (.cse77 (= (_ bv0 8) ((_ extract 7 0) (bvand .cse26 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse81)))))))) (.cse79 (= (_ bv0 8) ((_ extract 7 0) (bvand .cse80 .cse26)))) (.cse39 (= |c_ULTIMATE.start_main_~state_71~0#1| (_ bv0 8)))) (let ((.cse1 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~state_65~0#1_18| (_ BitVec 8))) (not (= (_ bv0 8) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_65~0#1_18|))))))) .cse26)))))) (.cse30 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~state_65~0#1_18| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_65~0#1_18|))))))) .cse26))))) (.cse49 (not .cse39)) (.cse18 (or .cse76 .cse79)) (.cse17 (or .cse78 .cse79)) (.cse16 (not .cse79)) (.cse20 (or .cse78 .cse77)) (.cse19 (not .cse77)) (.cse21 (or .cse76 .cse77)) (.cse45 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_14~0#1|)))))) (.cse2 (not .cse22)) (.cse48 (or (let ((.cse75 (and .cse7 .cse74))) (and (or .cse4 .cse75) (or .cse75 .cse6))) .cse3)) (.cse47 (and .cse74 .cse13)) (.cse15 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|v_ULTIMATE.start_main_~state_65~0#1_17| (_ BitVec 8))) (not (= ((_ extract 7 0) (bvand .cse26 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |v_ULTIMATE.start_main_~state_65~0#1_17|))))))))) (_ bv0 8))))) (.cse52 (not .cse54)) (.cse55 (not .cse53)) (.cse50 (let ((.cse73 (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 .cse29)))))) (and (or .cse73 .cse23) (or .cse25 (not .cse73))))) (.cse0 (= (_ bv0 8) |c_ULTIMATE.start_main_~state_57~0#1|))) (and (or .cse0 (let ((.cse51 (= (_ bv0 8) ((_ extract 7 0) (bvand .cse26 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_57~0#1|)))))))) (let ((.cse11 (and (or .cse55 .cse54) (or (not .cse51) .cse52))) (.cse14 (or .cse50 (and (or .cse51 .cse52) (or .cse53 .cse54))))) (and (or .cse1 (let ((.cse27 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse29)))))) (let ((.cse12 (let ((.cse28 (= ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 .cse27)))))) |c_ULTIMATE.start_main_~var_12~0#1|))) (and (or (not .cse28) .cse25) (or .cse23 .cse28)))) (.cse9 (let ((.cse24 (= ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse27)))))))))) |c_ULTIMATE.start_main_~var_12~0#1|))) (and (or .cse23 .cse24) (or (not .cse24) .cse25))))) (and (or .cse2 (and (or .cse3 (let ((.cse5 (and .cse7 (or .cse8 .cse9)))) (and (or .cse4 .cse5) (or .cse5 .cse6)))) (or (let ((.cse10 (and (or .cse11 (and (or .cse8 .cse12) .cse13)) .cse14))) (and (or .cse10 .cse6) (or .cse10 .cse4))) .cse15))) (or (and (or (and (or (and .cse14 (or .cse11 (and (or .cse16 .cse12) .cse17))) .cse15) (or (and (or .cse16 .cse9) .cse18) .cse3)) .cse4) (or .cse6 (and (or (and .cse14 (or .cse11 (and (or .cse12 .cse19) .cse20))) .cse15) (or (and .cse21 (or .cse19 .cse9)) .cse3)))) .cse22))))) (or .cse30 (and (or (let ((.cse36 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse38)))))) (let ((.cse31 (let ((.cse37 (= ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 .cse36)))))) |c_ULTIMATE.start_main_~var_12~0#1|))) (and (or .cse23 .cse37) (or (not .cse37) .cse25)))) (.cse32 (let ((.cse35 (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse36))))))))))))) (and (or (not .cse35) .cse25) (or .cse23 .cse35))))) (and (or (and (or (and (or (and .cse14 (or .cse11 (and (or .cse31 .cse19) .cse20))) .cse15) (or (and (or .cse19 .cse32) .cse21) .cse3)) .cse6) (or .cse4 (and (or (and (or .cse16 .cse32) .cse18) .cse3) (or (and .cse14 (or .cse11 (and .cse17 (or .cse16 .cse31)))) .cse15)))) .cse22) (or .cse2 (and (or (let ((.cse33 (and .cse14 (or .cse11 (and (or .cse8 .cse31) .cse13))))) (and (or .cse6 .cse33) (or .cse4 .cse33))) .cse15) (or (let ((.cse34 (and .cse7 (or .cse8 .cse32)))) (and (or .cse34 .cse6) (or .cse4 .cse34))) .cse3)))))) .cse39) (or (and (or (let ((.cse43 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse45))))))))))))) (let ((.cse40 (let ((.cse44 (= ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse43)))))))))) |c_ULTIMATE.start_main_~var_12~0#1|))) (and (or (not .cse44) .cse25) (or .cse44 .cse23)))) (.cse41 (let ((.cse42 (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 .cse43))))))))) (and (or .cse42 .cse23) (or .cse25 (not .cse42)))))) (and (or (and (or (and (or .cse19 .cse40) .cse21) .cse3) (or (and .cse14 (or .cse11 (and (or .cse41 .cse19) .cse20))) .cse15)) .cse6) (or .cse4 (and (or (and .cse18 (or .cse16 .cse40)) .cse3) (or .cse15 (and (or .cse11 (and .cse17 (or .cse16 .cse41))) .cse14))))))) .cse22) (or .cse2 (and (or (let ((.cse46 (and (or .cse11 .cse47) .cse14))) (and (or .cse6 .cse46) (or .cse4 .cse46))) .cse15) .cse48))) .cse49))))))) (or (let ((.cse56 (let ((.cse59 (or .cse50 .cse53 .cse54)) (.cse58 (and .cse52 .cse55))) (and (or (let ((.cse64 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse66)))))) (let ((.cse57 (let ((.cse65 (= ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 .cse64)))))) |c_ULTIMATE.start_main_~var_12~0#1|))) (and (or (not .cse65) .cse25) (or .cse65 .cse23)))) (.cse60 (let ((.cse63 (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse64))))))) .cse26)))))) (and (or .cse63 .cse23) (or .cse25 (not .cse63)))))) (and (or (and (or .cse4 (and (or .cse15 (and (or (and (or .cse16 .cse57) .cse17) .cse58) .cse59)) (or (and (or .cse60 .cse16) .cse18) .cse3))) (or .cse6 (and (or (and .cse59 (or .cse58 (and (or .cse19 .cse57) .cse20))) .cse15) (or (and (or .cse60 .cse19) .cse21) .cse3)))) .cse22) (or (and (or (let ((.cse61 (and (or (and (or .cse8 .cse57) .cse13) .cse58) .cse59))) (and (or .cse61 .cse6) (or .cse4 .cse61))) .cse15) (or (let ((.cse62 (and .cse7 (or .cse60 .cse8)))) (and (or .cse6 .cse62) (or .cse4 .cse62))) .cse3)) .cse2)))) .cse39) (or .cse49 (and (or (let ((.cse70 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 .cse45))))))))) (let ((.cse68 (let ((.cse71 (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 .cse70))))))))) (and (or .cse23 .cse71) (or (not .cse71) .cse25)))) (.cse67 (let ((.cse69 (= ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse26 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse70)))))))))) |c_ULTIMATE.start_main_~var_12~0#1|))) (and (or (not .cse69) .cse25) (or .cse69 .cse23))))) (and (or .cse4 (and (or (and (or .cse16 .cse67) .cse18) .cse3) (or (and (or .cse58 (and .cse17 (or .cse16 .cse68))) .cse59) .cse15))) (or .cse6 (and (or (and .cse59 (or .cse58 (and (or .cse19 .cse68) .cse20))) .cse15) (or (and (or .cse19 .cse67) .cse21) .cse3)))))) .cse22) (or .cse2 (and .cse48 (or (let ((.cse72 (and .cse59 (or .cse58 .cse47)))) (and (or .cse72 .cse4) (or .cse72 .cse6))) .cse15))))))))) (and (or .cse1 .cse56) (or .cse30 .cse56))) (not .cse0))))))))))) is different from false