./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal33.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal33.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh --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 7b887a5cba43978360b477f2e3ae3728d252da6f7df4b52ec07bb1652ac1dc1e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:23:51,293 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:23:51,366 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-12-02 13:23:51,369 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:23:51,370 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:23:51,402 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:23:51,403 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:23:51,403 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:23:51,404 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:23:51,405 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:23:51,405 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:23:51,406 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:23:51,406 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:23:51,407 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 13:23:51,407 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:23:51,408 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:23:51,408 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 13:23:51,409 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 13:23:51,410 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:23:51,410 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 13:23:51,411 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 13:23:51,411 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 13:23:51,412 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:23:51,413 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:23:51,413 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 13:23:51,413 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:23:51,414 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:23:51,414 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:23:51,415 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:23:51,415 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:23:51,416 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:23:51,416 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:23:51,416 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:23:51,416 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:23:51,417 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:23:51,417 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:23:51,417 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:23:51,417 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:23:51,417 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 13:23:51,418 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 13:23:51,418 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:23:51,418 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:23:51,418 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:23:51,419 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:23:51,419 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_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b887a5cba43978360b477f2e3ae3728d252da6f7df4b52ec07bb1652ac1dc1e [2023-12-02 13:23:51,620 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:23:51,654 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:23:51,657 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:23:51,658 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:23:51,659 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:23:51,660 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal33.c [2023-12-02 13:23:54,412 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:23:54,877 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:23:54,877 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal33.c [2023-12-02 13:23:54,918 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/data/cad14512c/2505e038e6074d3fa4cb67ccc2f1f146/FLAGbd6f9cd4f [2023-12-02 13:23:54,932 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/data/cad14512c/2505e038e6074d3fa4cb67ccc2f1f146 [2023-12-02 13:23:54,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:23:54,937 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:23:54,938 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:23:54,938 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:23:54,943 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:23:54,943 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:23:54" (1/1) ... [2023-12-02 13:23:54,944 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@763737cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:54, skipping insertion in model container [2023-12-02 13:23:54,945 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:23:54" (1/1) ... [2023-12-02 13:23:55,094 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:23:55,405 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal33.c[1245,1258] [2023-12-02 13:23:56,509 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:23:56,546 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:23:56,559 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal33.c[1245,1258] [2023-12-02 13:23:57,385 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:23:57,401 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:23:57,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:57 WrapperNode [2023-12-02 13:23:57,403 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:23:57,405 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:23:57,405 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:23:57,405 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:23:57,413 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:57" (1/1) ... [2023-12-02 13:23:57,703 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:57" (1/1) ... [2023-12-02 13:24:00,568 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 40906 [2023-12-02 13:24:00,569 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:24:00,570 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:24:00,570 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:24:00,570 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:24:00,579 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:57" (1/1) ... [2023-12-02 13:24:00,579 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:57" (1/1) ... [2023-12-02 13:24:01,156 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:57" (1/1) ... [2023-12-02 13:24:01,156 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:57" (1/1) ... [2023-12-02 13:24:01,774 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:57" (1/1) ... [2023-12-02 13:24:02,090 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:57" (1/1) ... [2023-12-02 13:24:02,338 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:57" (1/1) ... [2023-12-02 13:24:02,448 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:57" (1/1) ... [2023-12-02 13:24:02,858 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:24:02,859 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:24:02,860 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:24:02,860 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:24:02,861 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:57" (1/1) ... [2023-12-02 13:24:02,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:24:02,878 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:24:02,890 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:24:02,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:24:02,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:24:02,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 13:24:02,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:24:02,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:24:04,404 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:24:04,406 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:24:25,098 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:26:00,619 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:26:00,619 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 13:26:00,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:26:00 BoogieIcfgContainer [2023-12-02 13:26:00,620 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:26:00,622 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:26:00,622 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:26:00,624 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:26:00,625 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:23:54" (1/3) ... [2023-12-02 13:26:00,625 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a5296a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:26:00, skipping insertion in model container [2023-12-02 13:26:00,625 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:23:57" (2/3) ... [2023-12-02 13:26:00,625 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a5296a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:26:00, skipping insertion in model container [2023-12-02 13:26:00,626 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:26:00" (3/3) ... [2023-12-02 13:26:00,627 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.cal33.c [2023-12-02 13:26:00,642 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:26:00,642 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 13:26:00,686 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 13:26:00,691 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@753659f7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 13:26:00,691 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 13:26:00,694 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) [2023-12-02 13:26:00,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 13:26:00,698 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:26:00,698 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-02 13:26:00,699 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:26:00,703 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:26:00,703 INFO L85 PathProgramCache]: Analyzing trace with hash 1603572925, now seen corresponding path program 1 times [2023-12-02 13:26:00,710 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 13:26:00,710 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [191347910] [2023-12-02 13:26:00,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:26:00,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 13:26:15,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 13:26:15,541 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 13:26:20,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 13:26:21,070 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 13:26:21,072 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 13:26:21,073 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 13:26:21,075 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 13:26:21,079 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 13:26:21,083 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 13:26:21,140 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-02 13:26:21,170 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 01:26:21 BoogieIcfgContainer [2023-12-02 13:26:21,171 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 13:26:21,171 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 13:26:21,171 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 13:26:21,172 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 13:26:21,172 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:26:00" (3/4) ... [2023-12-02 13:26:21,175 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 13:26:21,176 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 13:26:21,177 INFO L158 Benchmark]: Toolchain (without parser) took 146240.08ms. Allocated memory was 144.7MB in the beginning and 12.8GB in the end (delta: 12.7GB). Free memory was 92.5MB in the beginning and 9.9GB in the end (delta: -9.8GB). Peak memory consumption was 2.8GB. Max. memory is 16.1GB. [2023-12-02 13:26:21,177 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 115.3MB. Free memory is still 88.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:26:21,178 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2465.54ms. Allocated memory was 144.7MB in the beginning and 530.6MB in the end (delta: 385.9MB). Free memory was 92.5MB in the beginning and 318.0MB in the end (delta: -225.5MB). Peak memory consumption was 193.6MB. Max. memory is 16.1GB. [2023-12-02 13:26:21,179 INFO L158 Benchmark]: Boogie Procedure Inliner took 3164.39ms. Allocated memory was 530.6MB in the beginning and 4.3GB in the end (delta: 3.8GB). Free memory was 318.0MB in the beginning and 3.6GB in the end (delta: -3.3GB). Peak memory consumption was 599.8MB. Max. memory is 16.1GB. [2023-12-02 13:26:21,180 INFO L158 Benchmark]: Boogie Preprocessor took 2288.79ms. Allocated memory is still 4.3GB. Free memory was 3.6GB in the beginning and 3.4GB in the end (delta: 235.9MB). Peak memory consumption was 353.4MB. Max. memory is 16.1GB. [2023-12-02 13:26:21,180 INFO L158 Benchmark]: RCFGBuilder took 117761.02ms. Allocated memory was 4.3GB in the beginning and 12.5GB in the end (delta: 8.2GB). Free memory was 3.4GB in the beginning and 10.0GB in the end (delta: -6.6GB). Peak memory consumption was 6.7GB. Max. memory is 16.1GB. [2023-12-02 13:26:21,181 INFO L158 Benchmark]: TraceAbstraction took 20548.94ms. Allocated memory was 12.5GB in the beginning and 12.8GB in the end (delta: 310.4MB). Free memory was 10.0GB in the beginning and 9.9GB in the end (delta: 39.9MB). Peak memory consumption was 980.4MB. Max. memory is 16.1GB. [2023-12-02 13:26:21,182 INFO L158 Benchmark]: Witness Printer took 4.52ms. Allocated memory is still 12.8GB. Free memory is still 9.9GB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:26:21,185 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 115.3MB. Free memory is still 88.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2465.54ms. Allocated memory was 144.7MB in the beginning and 530.6MB in the end (delta: 385.9MB). Free memory was 92.5MB in the beginning and 318.0MB in the end (delta: -225.5MB). Peak memory consumption was 193.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 3164.39ms. Allocated memory was 530.6MB in the beginning and 4.3GB in the end (delta: 3.8GB). Free memory was 318.0MB in the beginning and 3.6GB in the end (delta: -3.3GB). Peak memory consumption was 599.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2288.79ms. Allocated memory is still 4.3GB. Free memory was 3.6GB in the beginning and 3.4GB in the end (delta: 235.9MB). Peak memory consumption was 353.4MB. Max. memory is 16.1GB. * RCFGBuilder took 117761.02ms. Allocated memory was 4.3GB in the beginning and 12.5GB in the end (delta: 8.2GB). Free memory was 3.4GB in the beginning and 10.0GB in the end (delta: -6.6GB). Peak memory consumption was 6.7GB. Max. memory is 16.1GB. * TraceAbstraction took 20548.94ms. Allocated memory was 12.5GB in the beginning and 12.8GB in the end (delta: 310.4MB). Free memory was 10.0GB in the beginning and 9.9GB in the end (delta: 39.9MB). Peak memory consumption was 980.4MB. Max. memory is 16.1GB. * Witness Printer took 4.52ms. Allocated memory is still 12.8GB. Free memory is still 9.9GB. 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 435, overapproximation of bitwiseAnd at line 345. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 2); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (2 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 1); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (1 - 1); [L32] const SORT_6 mask_SORT_6 = (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 4); [L33] const SORT_6 msb_SORT_6 = (SORT_6)1 << (4 - 1); [L35] const SORT_9 mask_SORT_9 = (SORT_9)-1 >> (sizeof(SORT_9) * 8 - 8); [L36] const SORT_9 msb_SORT_9 = (SORT_9)1 << (8 - 1); [L38] const SORT_11 mask_SORT_11 = (SORT_11)-1 >> (sizeof(SORT_11) * 8 - 32); [L39] const SORT_11 msb_SORT_11 = (SORT_11)1 << (32 - 1); [L41] const SORT_21 mask_SORT_21 = (SORT_21)-1 >> (sizeof(SORT_21) * 8 - 12); [L42] const SORT_21 msb_SORT_21 = (SORT_21)1 << (12 - 1); [L44] const SORT_29 mask_SORT_29 = (SORT_29)-1 >> (sizeof(SORT_29) * 8 - 3); [L45] const SORT_29 msb_SORT_29 = (SORT_29)1 << (3 - 1); [L47] const SORT_36 mask_SORT_36 = (SORT_36)-1 >> (sizeof(SORT_36) * 8 - 5); [L48] const SORT_36 msb_SORT_36 = (SORT_36)1 << (5 - 1); [L50] const SORT_47 mask_SORT_47 = (SORT_47)-1 >> (sizeof(SORT_47) * 8 - 6); [L51] const SORT_47 msb_SORT_47 = (SORT_47)1 << (6 - 1); [L53] const SORT_100 mask_SORT_100 = (SORT_100)-1 >> (sizeof(SORT_100) * 8 - 14); [L54] const SORT_100 msb_SORT_100 = (SORT_100)1 << (14 - 1); [L56] const SORT_101 mask_SORT_101 = (SORT_101)-1 >> (sizeof(SORT_101) * 8 - 13); [L57] const SORT_101 msb_SORT_101 = (SORT_101)1 << (13 - 1); [L59] const SORT_123 mask_SORT_123 = (SORT_123)-1 >> (sizeof(SORT_123) * 8 - 11); [L60] const SORT_123 msb_SORT_123 = (SORT_123)1 << (11 - 1); [L62] const SORT_142 mask_SORT_142 = (SORT_142)-1 >> (sizeof(SORT_142) * 8 - 15); [L63] const SORT_142 msb_SORT_142 = (SORT_142)1 << (15 - 1); [L65] const SORT_145 mask_SORT_145 = (SORT_145)-1 >> (sizeof(SORT_145) * 8 - 16); [L66] const SORT_145 msb_SORT_145 = (SORT_145)1 << (16 - 1); [L68] const SORT_148 mask_SORT_148 = (SORT_148)-1 >> (sizeof(SORT_148) * 8 - 17); [L69] const SORT_148 msb_SORT_148 = (SORT_148)1 << (17 - 1); [L71] const SORT_151 mask_SORT_151 = (SORT_151)-1 >> (sizeof(SORT_151) * 8 - 18); [L72] const SORT_151 msb_SORT_151 = (SORT_151)1 << (18 - 1); [L74] const SORT_154 mask_SORT_154 = (SORT_154)-1 >> (sizeof(SORT_154) * 8 - 19); [L75] const SORT_154 msb_SORT_154 = (SORT_154)1 << (19 - 1); [L77] const SORT_157 mask_SORT_157 = (SORT_157)-1 >> (sizeof(SORT_157) * 8 - 20); [L78] const SORT_157 msb_SORT_157 = (SORT_157)1 << (20 - 1); [L80] const SORT_160 mask_SORT_160 = (SORT_160)-1 >> (sizeof(SORT_160) * 8 - 21); [L81] const SORT_160 msb_SORT_160 = (SORT_160)1 << (21 - 1); [L83] const SORT_163 mask_SORT_163 = (SORT_163)-1 >> (sizeof(SORT_163) * 8 - 22); [L84] const SORT_163 msb_SORT_163 = (SORT_163)1 << (22 - 1); [L86] const SORT_166 mask_SORT_166 = (SORT_166)-1 >> (sizeof(SORT_166) * 8 - 23); [L87] const SORT_166 msb_SORT_166 = (SORT_166)1 << (23 - 1); [L89] const SORT_169 mask_SORT_169 = (SORT_169)-1 >> (sizeof(SORT_169) * 8 - 24); [L90] const SORT_169 msb_SORT_169 = (SORT_169)1 << (24 - 1); [L92] const SORT_172 mask_SORT_172 = (SORT_172)-1 >> (sizeof(SORT_172) * 8 - 25); [L93] const SORT_172 msb_SORT_172 = (SORT_172)1 << (25 - 1); [L95] const SORT_175 mask_SORT_175 = (SORT_175)-1 >> (sizeof(SORT_175) * 8 - 26); [L96] const SORT_175 msb_SORT_175 = (SORT_175)1 << (26 - 1); [L98] const SORT_178 mask_SORT_178 = (SORT_178)-1 >> (sizeof(SORT_178) * 8 - 27); [L99] const SORT_178 msb_SORT_178 = (SORT_178)1 << (27 - 1); [L101] const SORT_181 mask_SORT_181 = (SORT_181)-1 >> (sizeof(SORT_181) * 8 - 28); [L102] const SORT_181 msb_SORT_181 = (SORT_181)1 << (28 - 1); [L104] const SORT_184 mask_SORT_184 = (SORT_184)-1 >> (sizeof(SORT_184) * 8 - 29); [L105] const SORT_184 msb_SORT_184 = (SORT_184)1 << (29 - 1); [L107] const SORT_187 mask_SORT_187 = (SORT_187)-1 >> (sizeof(SORT_187) * 8 - 30); [L108] const SORT_187 msb_SORT_187 = (SORT_187)1 << (30 - 1); [L110] const SORT_190 mask_SORT_190 = (SORT_190)-1 >> (sizeof(SORT_190) * 8 - 31); [L111] const SORT_190 msb_SORT_190 = (SORT_190)1 << (31 - 1); [L113] const SORT_353 mask_SORT_353 = (SORT_353)-1 >> (sizeof(SORT_353) * 8 - 7); [L114] const SORT_353 msb_SORT_353 = (SORT_353)1 << (7 - 1); [L116] const SORT_356 mask_SORT_356 = (SORT_356)-1 >> (sizeof(SORT_356) * 8 - 9); [L117] const SORT_356 msb_SORT_356 = (SORT_356)1 << (9 - 1); [L119] const SORT_358 mask_SORT_358 = (SORT_358)-1 >> (sizeof(SORT_358) * 8 - 10); [L120] const SORT_358 msb_SORT_358 = (SORT_358)1 << (10 - 1); [L122] const SORT_770 mask_SORT_770 = (SORT_770)-1 >> (sizeof(SORT_770) * 8 - 33); [L123] const SORT_770 msb_SORT_770 = (SORT_770)1 << (33 - 1); [L125] const SORT_3147 mask_SORT_3147 = (SORT_3147)-1 >> (sizeof(SORT_3147) * 8 - 34); [L126] const SORT_3147 msb_SORT_3147 = (SORT_3147)1 << (34 - 1); [L128] const SORT_3 var_79 = 0; [L129] const SORT_11 var_86 = 0; [L130] const SORT_1 var_92 = 0; [L131] const SORT_101 var_102 = 0; [L132] const SORT_21 var_103 = 0; [L133] const SORT_3 var_104 = 1; [L134] const SORT_1 var_106 = 1; [L135] const SORT_1 var_109 = 3; [L136] const SORT_1 var_112 = 2; [L137] const SORT_29 var_237 = 1; [L138] const SORT_29 var_240 = 3; [L139] const SORT_29 var_243 = 2; [L140] const SORT_29 var_247 = 5; [L141] const SORT_29 var_250 = 7; [L142] const SORT_29 var_253 = 6; [L143] const SORT_29 var_257 = 4; [L144] const SORT_9 var_282 = 0; [L145] const SORT_36 var_303 = 11; [L146] const SORT_36 var_305 = 10; [L147] const SORT_36 var_307 = 2; [L148] const SORT_36 var_309 = 9; [L149] const SORT_36 var_324 = 21; [L150] const SORT_36 var_326 = 20; [L151] const SORT_36 var_328 = 19; [L152] const SORT_36 var_330 = 18; [L153] const SORT_36 var_332 = 17; [L154] const SORT_36 var_334 = 16; [L155] const SORT_36 var_336 = 15; [L156] const SORT_36 var_338 = 14; [L157] const SORT_36 var_340 = 8; [L158] const SORT_36 var_342 = 6; [L159] const SORT_36 var_344 = 3; [L160] const SORT_36 var_346 = 5; [L161] const SORT_36 var_363 = 4; [L162] const SORT_36 var_365 = 1; [L163] const SORT_36 var_375 = 7; [L164] const SORT_36 var_393 = 13; [L165] const SORT_36 var_401 = 12; [L166] const SORT_36 var_422 = 23; [L167] const SORT_36 var_425 = 22; [L168] const SORT_36 var_434 = 25; [L169] const SORT_36 var_437 = 27; [L170] const SORT_36 var_440 = 26; [L171] const SORT_36 var_444 = 29; [L172] const SORT_36 var_447 = 31; [L173] const SORT_36 var_450 = 30; [L174] const SORT_36 var_454 = 28; [L175] const SORT_36 var_460 = 24; [L176] const SORT_47 var_483 = 0; [L177] const SORT_9 var_559 = 3; [L178] const SORT_29 var_601 = 0; [L179] const SORT_770 var_771 = 0; [L180] const SORT_9 var_936 = 2; [L181] const SORT_9 var_939 = 1; [L182] const SORT_6 var_1379 = 8; [L183] const SORT_175 var_1387 = 0; [L184] const SORT_9 var_1468 = 255; [L185] const SORT_47 var_1472 = 1; [L186] const SORT_6 var_1588 = 0; [L187] const SORT_36 var_2500 = 0; [L188] const SORT_6 var_2527 = 1; [L189] const SORT_6 var_2530 = 3; [L190] const SORT_6 var_2533 = 2; [L191] const SORT_6 var_2537 = 5; [L192] const SORT_6 var_2540 = 7; [L193] const SORT_6 var_2543 = 6; [L194] const SORT_6 var_2547 = 4; [L195] const SORT_6 var_2553 = 9; [L196] const SORT_6 var_2556 = 11; [L197] const SORT_6 var_2559 = 10; [L198] const SORT_6 var_2563 = 13; [L199] const SORT_6 var_2566 = 15; [L200] const SORT_6 var_2569 = 14; [L201] const SORT_6 var_2573 = 12; [L202] const SORT_181 var_2759 = 0; [L203] const SORT_3147 var_3149 = 0; [L205] SORT_1 input_2; [L206] SORT_3 input_4; [L207] SORT_3 input_5; [L208] SORT_6 input_7; [L209] SORT_3 input_8; [L210] SORT_9 input_10; [L211] SORT_11 input_12; [L212] SORT_1 input_13; [L213] SORT_9 input_14; [L214] SORT_9 input_15; [L215] SORT_9 input_16; [L216] SORT_1 input_17; [L217] SORT_9 input_18; [L218] SORT_9 input_19; [L219] SORT_9 input_20; [L220] SORT_21 input_22; [L221] SORT_3 input_23; [L222] SORT_3 input_24; [L223] SORT_3 input_25; [L224] SORT_3 input_26; [L225] SORT_3 input_27; [L226] SORT_1 input_28; [L227] SORT_29 input_30; [L228] SORT_1 input_31; [L229] SORT_3 input_32; [L230] SORT_3 input_33; [L231] SORT_3 input_34; [L232] SORT_3 input_35; [L233] SORT_36 input_37; [L234] SORT_1 input_38; [L235] SORT_9 input_39; [L236] SORT_11 input_40; [L237] SORT_29 input_41; [L238] SORT_9 input_42; [L239] SORT_1 input_43; [L240] SORT_11 input_44; [L241] SORT_3 input_45; [L242] SORT_1 input_46; [L243] SORT_47 input_48; [L244] SORT_1 input_49; [L245] SORT_47 input_50; [L246] SORT_1 input_51; [L247] SORT_47 input_52; [L248] SORT_1 input_53; [L249] SORT_47 input_54; [L250] SORT_1 input_55; [L251] SORT_3 input_56; [L252] SORT_9 input_57; [L253] SORT_3 input_58; [L254] SORT_3 input_59; [L255] SORT_11 input_60; [L256] SORT_11 input_61; [L257] SORT_9 input_62; [L258] SORT_11 input_63; [L259] SORT_47 input_64; [L260] SORT_1 input_65; [L261] SORT_47 input_66; [L262] SORT_1 input_67; [L263] SORT_47 input_68; [L264] SORT_1 input_69; [L265] SORT_47 input_70; [L266] SORT_1 input_71; [L267] SORT_29 input_72; [L268] SORT_9 input_73; [L269] SORT_1 input_74; [L270] SORT_9 input_75; [L271] SORT_3 input_76; [L272] SORT_1 input_77; [L273] SORT_1 input_78; [L275] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L275] SORT_3 state_80 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L276] EXPR __VERIFIER_nondet_uint() & mask_SORT_11 [L276] SORT_11 state_87 = __VERIFIER_nondet_uint() & mask_SORT_11; [L277] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L277] SORT_3 state_89 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L278] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L278] SORT_1 state_93 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L279] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L279] SORT_3 state_195 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L280] EXPR __VERIFIER_nondet_uint() & mask_SORT_11 [L280] SORT_11 state_204 = __VERIFIER_nondet_uint() & mask_SORT_11; [L281] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L281] SORT_3 state_222 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L282] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L282] SORT_1 state_225 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L283] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L283] SORT_9 state_283 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L284] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L284] SORT_1 state_507 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L285] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L285] SORT_9 state_589 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L286] EXPR __VERIFIER_nondet_uchar() & mask_SORT_29 [L286] SORT_29 state_602 = __VERIFIER_nondet_uchar() & mask_SORT_29; [L287] EXPR __VERIFIER_nondet_uint() & mask_SORT_11 [L287] SORT_11 state_624 = __VERIFIER_nondet_uint() & mask_SORT_11; [L288] EXPR __VERIFIER_nondet_uchar() & mask_SORT_47 [L288] SORT_47 state_669 = __VERIFIER_nondet_uchar() & mask_SORT_47; [L289] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L289] SORT_1 state_672 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L290] EXPR __VERIFIER_nondet_uchar() & mask_SORT_47 [L290] SORT_47 state_675 = __VERIFIER_nondet_uchar() & mask_SORT_47; [L291] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L291] SORT_1 state_678 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L292] EXPR __VERIFIER_nondet_uchar() & mask_SORT_47 [L292] SORT_47 state_681 = __VERIFIER_nondet_uchar() & mask_SORT_47; [L293] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L293] SORT_1 state_684 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L294] EXPR __VERIFIER_nondet_uchar() & mask_SORT_47 [L294] SORT_47 state_687 = __VERIFIER_nondet_uchar() & mask_SORT_47; [L295] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L295] SORT_1 state_690 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L296] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L296] SORT_9 state_715 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L298] SORT_3 init_81_arg_1 = var_79; [L299] state_80 = init_81_arg_1 [L300] SORT_11 init_88_arg_1 = var_86; [L301] state_87 = init_88_arg_1 [L302] SORT_3 init_90_arg_1 = var_79; [L303] state_89 = init_90_arg_1 [L304] SORT_1 init_94_arg_1 = var_92; [L305] state_93 = init_94_arg_1 [L306] SORT_3 init_196_arg_1 = var_79; [L307] state_195 = init_196_arg_1 [L308] SORT_11 init_205_arg_1 = var_86; [L309] state_204 = init_205_arg_1 [L310] SORT_3 init_223_arg_1 = var_79; [L311] state_222 = init_223_arg_1 [L312] SORT_1 init_226_arg_1 = var_92; [L313] state_225 = init_226_arg_1 [L314] SORT_9 init_284_arg_1 = var_282; [L315] state_283 = init_284_arg_1 [L316] SORT_1 init_508_arg_1 = var_92; [L317] state_507 = init_508_arg_1 [L318] SORT_9 init_590_arg_1 = var_282; [L319] state_589 = init_590_arg_1 [L320] SORT_29 init_603_arg_1 = var_601; [L321] state_602 = init_603_arg_1 [L322] SORT_11 init_625_arg_1 = var_86; [L323] state_624 = init_625_arg_1 [L324] SORT_47 init_670_arg_1 = var_483; [L325] state_669 = init_670_arg_1 [L326] SORT_1 init_673_arg_1 = var_92; [L327] state_672 = init_673_arg_1 [L328] SORT_47 init_676_arg_1 = var_483; [L329] state_675 = init_676_arg_1 [L330] SORT_1 init_679_arg_1 = var_92; [L331] state_678 = init_679_arg_1 [L332] SORT_47 init_682_arg_1 = var_483; [L333] state_681 = init_682_arg_1 [L334] SORT_1 init_685_arg_1 = var_92; [L335] state_684 = init_685_arg_1 [L336] SORT_47 init_688_arg_1 = var_483; [L337] state_687 = init_688_arg_1 [L338] SORT_1 init_691_arg_1 = var_92; [L339] state_690 = init_691_arg_1 [L340] SORT_9 init_716_arg_1 = var_282; [L341] state_715 = init_716_arg_1 VAL [init_196_arg_1=0, init_205_arg_1=0, init_223_arg_1=0, init_226_arg_1=0, init_284_arg_1=0, init_508_arg_1=0, init_590_arg_1=0, init_603_arg_1=0, init_625_arg_1=0, init_670_arg_1=0, init_673_arg_1=0, init_676_arg_1=0, init_679_arg_1=0, init_682_arg_1=0, init_685_arg_1=0, init_688_arg_1=0, init_691_arg_1=0, init_716_arg_1=0, init_81_arg_1=0, init_88_arg_1=0, init_90_arg_1=0, init_94_arg_1=0, mask_SORT_100=16383, mask_SORT_101=8191, mask_SORT_11=4294967295, mask_SORT_123=2047, mask_SORT_142=32767, mask_SORT_145=65535, mask_SORT_148=131071, mask_SORT_151=262143, mask_SORT_154=524287, mask_SORT_157=1048575, mask_SORT_160=2097151, mask_SORT_163=4194303, mask_SORT_166=8388607, mask_SORT_169=16777215, mask_SORT_172=33554431, mask_SORT_175=67108863, mask_SORT_178=134217727, mask_SORT_181=268435455, mask_SORT_184=536870911, mask_SORT_187=1073741823, mask_SORT_190=2147483647, mask_SORT_1=3, mask_SORT_21=4095, mask_SORT_29=7, mask_SORT_3147=17179869183, mask_SORT_353=127, mask_SORT_356=511, mask_SORT_358=1023, mask_SORT_36=31, mask_SORT_3=1, mask_SORT_47=63, mask_SORT_6=15, mask_SORT_770=8589934591, mask_SORT_9=255, msb_SORT_100=8192, msb_SORT_101=4096, msb_SORT_11=2147483648, msb_SORT_123=1024, msb_SORT_142=16384, msb_SORT_145=32768, msb_SORT_148=65536, msb_SORT_151=131072, msb_SORT_154=262144, msb_SORT_157=524288, msb_SORT_160=1048576, msb_SORT_163=2097152, msb_SORT_166=4194304, msb_SORT_169=8388608, msb_SORT_172=16777216, msb_SORT_175=33554432, msb_SORT_178=67108864, msb_SORT_181=134217728, msb_SORT_184=268435456, msb_SORT_187=536870912, msb_SORT_190=1073741824, msb_SORT_1=2, msb_SORT_21=2048, msb_SORT_29=4, msb_SORT_3147=8589934592, msb_SORT_353=64, msb_SORT_356=256, msb_SORT_358=512, msb_SORT_36=16, msb_SORT_3=1, msb_SORT_47=32, msb_SORT_6=8, msb_SORT_770=4294967296, msb_SORT_9=128, state_195=0, state_204=0, state_222=0, state_225=0, state_283=0, state_507=0, state_589=0, state_602=0, state_624=0, state_669=0, state_672=0, state_675=0, state_678=0, state_681=0, state_684=0, state_687=0, state_690=0, state_715=0, state_80=0, state_87=0, state_89=0, state_93=0, var_102=0, var_103=0, var_104=1, var_106=1, var_109=3, var_112=2, var_1379=8, var_1387=0, var_1468=255, var_1472=1, var_1588=0, var_237=1, var_240=3, var_243=2, var_247=5, var_2500=0, var_250=7, var_2527=1, var_2530=3, var_2533=2, var_2537=5, var_253=6, var_2540=7, var_2543=6, var_2547=4, var_2553=9, var_2556=11, var_2559=10, var_2563=13, var_2566=15, var_2569=14, var_2573=12, var_257=4, var_2759=0, var_282=0, var_303=11, var_305=10, var_307=2, var_309=9, var_3149=0, var_324=21, var_326=20, var_328=19, var_330=18, var_332=17, var_334=16, var_336=15, var_338=14, var_340=8, var_342=6, var_344=3, var_346=5, var_363=4, var_365=1, var_375=7, var_393=13, var_401=12, var_422=23, var_425=22, var_434=25, var_437=27, var_440=26, var_444=29, var_447=31, var_450=30, var_454=28, var_460=24, var_483=0, var_559=3, var_601=0, var_771=0, var_79=0, var_86=0, var_92=0, var_936=2, var_939=1] [L344] input_2 = __VERIFIER_nondet_uchar() [L345] EXPR input_2 & mask_SORT_1 [L345] input_2 = input_2 & mask_SORT_1 [L346] input_4 = __VERIFIER_nondet_uchar() [L347] input_5 = __VERIFIER_nondet_uchar() [L348] EXPR input_5 & mask_SORT_3 [L348] input_5 = input_5 & mask_SORT_3 [L349] input_7 = __VERIFIER_nondet_uchar() [L350] EXPR input_7 & mask_SORT_6 [L350] input_7 = input_7 & mask_SORT_6 [L351] input_8 = __VERIFIER_nondet_uchar() [L352] EXPR input_8 & mask_SORT_3 [L352] input_8 = input_8 & mask_SORT_3 [L353] input_10 = __VERIFIER_nondet_uchar() [L354] input_12 = __VERIFIER_nondet_uint() [L355] input_13 = __VERIFIER_nondet_uchar() [L356] EXPR input_13 & mask_SORT_1 [L356] input_13 = input_13 & mask_SORT_1 [L357] input_14 = __VERIFIER_nondet_uchar() [L358] input_15 = __VERIFIER_nondet_uchar() [L359] input_16 = __VERIFIER_nondet_uchar() [L360] input_17 = __VERIFIER_nondet_uchar() [L361] EXPR input_17 & mask_SORT_1 [L361] input_17 = input_17 & mask_SORT_1 [L362] input_18 = __VERIFIER_nondet_uchar() [L363] input_19 = __VERIFIER_nondet_uchar() [L364] input_20 = __VERIFIER_nondet_uchar() [L365] input_22 = __VERIFIER_nondet_ushort() [L366] input_23 = __VERIFIER_nondet_uchar() [L367] EXPR input_23 & mask_SORT_3 [L367] input_23 = input_23 & mask_SORT_3 [L368] input_24 = __VERIFIER_nondet_uchar() [L369] EXPR input_24 & mask_SORT_3 [L369] input_24 = input_24 & mask_SORT_3 [L370] input_25 = __VERIFIER_nondet_uchar() [L371] input_26 = __VERIFIER_nondet_uchar() [L372] EXPR input_26 & mask_SORT_3 [L372] input_26 = input_26 & mask_SORT_3 [L373] input_27 = __VERIFIER_nondet_uchar() [L374] EXPR input_27 & mask_SORT_3 [L374] input_27 = input_27 & mask_SORT_3 [L375] input_28 = __VERIFIER_nondet_uchar() [L376] EXPR input_28 & mask_SORT_1 [L376] input_28 = input_28 & mask_SORT_1 [L377] input_30 = __VERIFIER_nondet_uchar() [L378] EXPR input_30 & mask_SORT_29 [L378] input_30 = input_30 & mask_SORT_29 [L379] input_31 = __VERIFIER_nondet_uchar() [L380] EXPR input_31 & mask_SORT_1 [L380] input_31 = input_31 & mask_SORT_1 [L381] input_32 = __VERIFIER_nondet_uchar() [L382] EXPR input_32 & mask_SORT_3 [L382] input_32 = input_32 & mask_SORT_3 [L383] input_33 = __VERIFIER_nondet_uchar() [L384] input_34 = __VERIFIER_nondet_uchar() [L385] input_35 = __VERIFIER_nondet_uchar() [L386] EXPR input_35 & mask_SORT_3 [L386] input_35 = input_35 & mask_SORT_3 [L387] input_37 = __VERIFIER_nondet_uchar() [L388] EXPR input_37 & mask_SORT_36 [L388] input_37 = input_37 & mask_SORT_36 [L389] input_38 = __VERIFIER_nondet_uchar() [L390] input_39 = __VERIFIER_nondet_uchar() [L391] input_40 = __VERIFIER_nondet_uint() [L392] input_41 = __VERIFIER_nondet_uchar() [L393] input_42 = __VERIFIER_nondet_uchar() [L394] input_43 = __VERIFIER_nondet_uchar() [L395] input_44 = __VERIFIER_nondet_uint() [L396] input_45 = __VERIFIER_nondet_uchar() [L397] input_46 = __VERIFIER_nondet_uchar() [L398] input_48 = __VERIFIER_nondet_uchar() [L399] input_49 = __VERIFIER_nondet_uchar() [L400] input_50 = __VERIFIER_nondet_uchar() [L401] input_51 = __VERIFIER_nondet_uchar() [L402] input_52 = __VERIFIER_nondet_uchar() [L403] input_53 = __VERIFIER_nondet_uchar() [L404] input_54 = __VERIFIER_nondet_uchar() [L405] input_55 = __VERIFIER_nondet_uchar() [L406] input_56 = __VERIFIER_nondet_uchar() [L407] input_57 = __VERIFIER_nondet_uchar() [L408] input_58 = __VERIFIER_nondet_uchar() [L409] input_59 = __VERIFIER_nondet_uchar() [L410] input_60 = __VERIFIER_nondet_uint() [L411] input_61 = __VERIFIER_nondet_uint() [L412] input_62 = __VERIFIER_nondet_uchar() [L413] input_63 = __VERIFIER_nondet_uint() [L414] input_64 = __VERIFIER_nondet_uchar() [L415] input_65 = __VERIFIER_nondet_uchar() [L416] input_66 = __VERIFIER_nondet_uchar() [L417] input_67 = __VERIFIER_nondet_uchar() [L418] input_68 = __VERIFIER_nondet_uchar() [L419] input_69 = __VERIFIER_nondet_uchar() [L420] input_70 = __VERIFIER_nondet_uchar() [L421] input_71 = __VERIFIER_nondet_uchar() [L422] input_72 = __VERIFIER_nondet_uchar() [L423] input_73 = __VERIFIER_nondet_uchar() [L424] input_74 = __VERIFIER_nondet_uchar() [L425] input_75 = __VERIFIER_nondet_uchar() [L426] input_76 = __VERIFIER_nondet_uchar() [L427] input_77 = __VERIFIER_nondet_uchar() [L428] input_78 = __VERIFIER_nondet_uchar() [L431] SORT_3 var_82_arg_0 = state_80; [L432] SORT_3 var_82 = ~var_82_arg_0; [L433] SORT_3 var_83_arg_0 = input_33; [L434] SORT_3 var_83_arg_1 = input_32; [L435] EXPR ((SORT_1)var_83_arg_0 << 1) | var_83_arg_1 [L435] SORT_1 var_83 = ((SORT_1)var_83_arg_0 << 1) | var_83_arg_1; [L436] EXPR var_83 & mask_SORT_1 [L436] var_83 = var_83 & mask_SORT_1 [L437] SORT_1 var_84_arg_0 = var_83; [L438] var_84_arg_0 ^= var_84_arg_0 >> 4 [L439] var_84_arg_0 ^= var_84_arg_0 >> 2 [L440] var_84_arg_0 ^= var_84_arg_0 >> 1 [L441] SORT_3 var_84 = var_84_arg_0; [L442] SORT_3 var_85_arg_0 = var_84; [L443] SORT_3 var_85 = ~var_85_arg_0; [L444] EXPR var_85 & mask_SORT_3 [L444] var_85 = var_85 & mask_SORT_3 [L445] SORT_3 var_201_arg_0 = var_85; [L446] SORT_3 var_201 = ~var_201_arg_0; [L447] SORT_3 var_197_arg_0 = state_89; [L448] SORT_3 var_197_arg_1 = state_195; [L449] SORT_3 var_197_arg_2 = input_45; [L450] SORT_3 var_197 = var_197_arg_0 ? var_197_arg_1 : var_197_arg_2; [L451] SORT_3 var_95_arg_0 = state_89; [L452] SORT_1 var_95_arg_1 = state_93; [L453] SORT_1 var_95_arg_2 = input_43; [L454] SORT_1 var_95 = var_95_arg_0 ? var_95_arg_1 : var_95_arg_2; [L455] SORT_1 var_98_arg_0 = var_95; [L456] SORT_3 var_98 = var_98_arg_0 >> 0; [L457] EXPR var_98 & mask_SORT_3 [L457] var_98 = var_98 & mask_SORT_3 [L458] SORT_1 var_96_arg_0 = var_95; [L459] SORT_3 var_96 = var_96_arg_0 >> 1; [L460] EXPR var_96 & mask_SORT_3 [L460] var_96 = var_96 & mask_SORT_3 [L461] SORT_3 var_91_arg_0 = state_89; [L462] SORT_11 var_91_arg_1 = state_87; [L463] SORT_11 var_91_arg_2 = input_44; [L464] SORT_11 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L465] SORT_3 var_97_arg_0 = var_96; [L466] SORT_11 var_97_arg_1 = var_91; [L467] SORT_11 var_97_arg_2 = var_86; [L468] SORT_11 var_97 = var_97_arg_0 ? var_97_arg_1 : var_97_arg_2; [L469] SORT_3 var_99_arg_0 = var_98; [L470] SORT_11 var_99_arg_1 = var_86; [L471] SORT_11 var_99_arg_2 = var_97; [L472] SORT_11 var_99 = var_99_arg_0 ? var_99_arg_1 : var_99_arg_2; [L473] EXPR var_99 & mask_SORT_11 [L473] var_99 = var_99 & mask_SORT_11 [L474] SORT_21 var_105_arg_0 = input_22; [L475] SORT_1 var_105 = var_105_arg_0 >> 0; [L476] EXPR var_105 & mask_SORT_1 [L476] var_105 = var_105 & mask_SORT_1 [L477] SORT_1 var_135_arg_0 = var_105; [L478] SORT_1 var_135_arg_1 = var_106; [L479] SORT_3 var_135 = var_135_arg_0 == var_135_arg_1; [L480] SORT_21 var_132_arg_0 = input_22; [L481] EXPR var_132_arg_0 & mask_SORT_21 [L481] var_132_arg_0 = var_132_arg_0 & mask_SORT_21 [L482] SORT_101 var_132 = var_132_arg_0; [L483] SORT_1 var_133_arg_0 = var_109; [L484] EXPR var_133_arg_0 & mask_SORT_1 [L484] var_133_arg_0 = var_133_arg_0 & mask_SORT_1 [L485] SORT_101 var_133 = var_133_arg_0; [L486] SORT_101 var_134_arg_0 = var_132; [L487] SORT_101 var_134_arg_1 = var_133; [L488] SORT_101 var_134 = var_134_arg_0 + var_134_arg_1; [L489] SORT_1 var_130_arg_0 = var_105; [L490] SORT_1 var_130_arg_1 = var_112; [L491] SORT_3 var_130 = var_130_arg_0 == var_130_arg_1; [L492] SORT_21 var_124_arg_0 = input_22; [L493] SORT_123 var_124 = var_124_arg_0 >> 1; [L494] SORT_123 var_125_arg_0 = var_124; [L495] EXPR var_125_arg_0 & mask_SORT_123 [L495] var_125_arg_0 = var_125_arg_0 & mask_SORT_123 [L496] SORT_21 var_125 = var_125_arg_0; [L497] SORT_3 var_126_arg_0 = var_104; [L498] EXPR var_126_arg_0 & mask_SORT_3 [L498] var_126_arg_0 = var_126_arg_0 & mask_SORT_3 [L499] SORT_21 var_126 = var_126_arg_0; [L500] SORT_21 var_127_arg_0 = var_125; [L501] SORT_21 var_127_arg_1 = var_126; [L502] SORT_21 var_127 = var_127_arg_0 + var_127_arg_1; [L503] SORT_21 var_128_arg_0 = input_22; [L504] SORT_3 var_128 = var_128_arg_0 >> 0; [L505] EXPR var_128 & mask_SORT_3 [L505] var_128 = var_128 & mask_SORT_3 [L506] SORT_21 var_129_arg_0 = var_127; [L507] SORT_3 var_129_arg_1 = var_128; [L508] EXPR ((SORT_101)var_129_arg_0 << 1) | var_129_arg_1 [L508] SORT_101 var_129 = ((SORT_101)var_129_arg_0 << 1) | var_129_arg_1; [L509] SORT_1 var_121_arg_0 = var_105; [L510] SORT_1 var_121_arg_1 = var_109; [L511] SORT_3 var_121 = var_121_arg_0 == var_121_arg_1; [L512] SORT_21 var_118_arg_0 = input_22; [L513] EXPR var_118_arg_0 & mask_SORT_21 [L513] var_118_arg_0 = var_118_arg_0 & mask_SORT_21 [L514] SORT_101 var_118 = var_118_arg_0; [L515] SORT_3 var_119_arg_0 = var_104; [L516] EXPR var_119_arg_0 & mask_SORT_3 [L516] var_119_arg_0 = var_119_arg_0 & mask_SORT_3 [L517] SORT_101 var_119 = var_119_arg_0; [L518] SORT_101 var_120_arg_0 = var_118; [L519] SORT_101 var_120_arg_1 = var_119; [L520] SORT_101 var_120 = var_120_arg_0 + var_120_arg_1; [L521] SORT_1 var_113_arg_0 = var_105; [L522] SORT_1 var_113_arg_1 = var_112; [L523] SORT_3 var_113 = var_113_arg_0 == var_113_arg_1; [L524] SORT_1 var_110_arg_0 = var_105; [L525] SORT_1 var_110_arg_1 = var_109; [L526] SORT_3 var_110 = var_110_arg_0 == var_110_arg_1; [L527] SORT_3 var_114_arg_0 = var_113; [L528] SORT_3 var_114_arg_1 = var_110; [L529] EXPR var_114_arg_0 | var_114_arg_1 [L529] SORT_3 var_114 = var_114_arg_0 | var_114_arg_1; [L530] EXPR var_114 & mask_SORT_3 [L530] var_114 = var_114 & mask_SORT_3 [L531] SORT_3 var_111_arg_0 = var_110; [L532] SORT_3 var_111_arg_1 = var_79; [L533] SORT_3 var_111_arg_2 = var_79; [L534] SORT_3 var_111 = var_111_arg_0 ? var_111_arg_1 : var_111_arg_2; [L535] SORT_1 var_107_arg_0 = var_105; [L536] SORT_1 var_107_arg_1 = var_106; [L537] SORT_3 var_107 = var_107_arg_0 == var_107_arg_1; [L538] SORT_3 var_108_arg_0 = var_107; [L539] SORT_3 var_108_arg_1 = var_79; [L540] SORT_3 var_108_arg_2 = var_104; [L541] SORT_3 var_108 = var_108_arg_0 ? var_108_arg_1 : var_108_arg_2; [L542] SORT_3 var_115_arg_0 = var_114; [L543] SORT_3 var_115_arg_1 = var_111; [L544] SORT_3 var_115_arg_2 = var_108; [L545] SORT_3 var_115 = var_115_arg_0 ? var_115_arg_1 : var_115_arg_2; [L546] EXPR var_115 & mask_SORT_3 [L546] var_115 = var_115 & mask_SORT_3 [L547] SORT_3 var_116_arg_0 = var_115; [L548] SORT_21 var_116_arg_1 = input_22; [L549] SORT_21 var_116_arg_2 = var_103; [L550] SORT_21 var_116 = var_116_arg_0 ? var_116_arg_1 : var_116_arg_2; [L551] EXPR var_116 & mask_SORT_21 [L551] var_116 = var_116 & mask_SORT_21 [L552] SORT_3 var_117_arg_0 = var_79; [L553] SORT_21 var_117_arg_1 = var_116; [L554] EXPR ((SORT_101)var_117_arg_0 << 12) | var_117_arg_1 [L554] SORT_101 var_117 = ((SORT_101)var_117_arg_0 << 12) | var_117_arg_1; [L555] SORT_3 var_122_arg_0 = var_121; [L556] SORT_101 var_122_arg_1 = var_120; [L557] SORT_101 var_122_arg_2 = var_117; [L558] SORT_101 var_122 = var_122_arg_0 ? var_122_arg_1 : var_122_arg_2; [L559] SORT_3 var_131_arg_0 = var_130; [L560] SORT_101 var_131_arg_1 = var_129; [L561] SORT_101 var_131_arg_2 = var_122; [L562] SORT_101 var_131 = var_131_arg_0 ? var_131_arg_1 : var_131_arg_2; [L563] SORT_3 var_136_arg_0 = var_135; [L564] SORT_101 var_136_arg_1 = var_134; [L565] SORT_101 var_136_arg_2 = var_131; [L566] SORT_101 var_136 = var_136_arg_0 ? var_136_arg_1 : var_136_arg_2; [L567] SORT_3 var_137_arg_0 = var_85; [L568] SORT_101 var_137_arg_1 = var_136; [L569] SORT_101 var_137_arg_2 = var_102; [L570] SORT_101 var_137 = var_137_arg_0 ? var_137_arg_1 : var_137_arg_2; [L571] SORT_101 var_138_arg_0 = var_137; [L572] EXPR var_138_arg_0 & mask_SORT_101 [L572] var_138_arg_0 = var_138_arg_0 & mask_SORT_101 [L573] SORT_100 var_138 = var_138_arg_0; [L574] SORT_3 var_139_arg_0 = var_104; [L575] EXPR var_139_arg_0 & mask_SORT_3 [L575] var_139_arg_0 = var_139_arg_0 & mask_SORT_3 [L576] SORT_100 var_139 = var_139_arg_0; [L577] SORT_100 var_140_arg_0 = var_138; [L578] SORT_100 var_140_arg_1 = var_139; [L579] SORT_100 var_140 = var_140_arg_0 - var_140_arg_1; [L580] EXPR var_140 & mask_SORT_100 [L580] var_140 = var_140 & mask_SORT_100 [L581] SORT_100 var_192_arg_0 = var_140; [L582] SORT_3 var_192 = var_192_arg_0 >> 13; [L583] SORT_100 var_189_arg_0 = var_140; [L584] SORT_3 var_189 = var_189_arg_0 >> 13; [L585] SORT_100 var_186_arg_0 = var_140; [L586] SORT_3 var_186 = var_186_arg_0 >> 13; [L587] SORT_100 var_183_arg_0 = var_140; [L588] SORT_3 var_183 = var_183_arg_0 >> 13; [L589] SORT_100 var_180_arg_0 = var_140; [L590] SORT_3 var_180 = var_180_arg_0 >> 13; [L591] SORT_100 var_177_arg_0 = var_140; [L592] SORT_3 var_177 = var_177_arg_0 >> 13; [L593] SORT_100 var_174_arg_0 = var_140; [L594] SORT_3 var_174 = var_174_arg_0 >> 13; [L595] SORT_100 var_171_arg_0 = var_140; [L596] SORT_3 var_171 = var_171_arg_0 >> 13; [L597] SORT_100 var_168_arg_0 = var_140; [L598] SORT_3 var_168 = var_168_arg_0 >> 13; [L599] SORT_100 var_165_arg_0 = var_140; [L600] SORT_3 var_165 = var_165_arg_0 >> 13; [L601] SORT_100 var_162_arg_0 = var_140; [L602] SORT_3 var_162 = var_162_arg_0 >> 13; [L603] SORT_100 var_159_arg_0 = var_140; [L604] SORT_3 var_159 = var_159_arg_0 >> 13; [L605] SORT_100 var_156_arg_0 = var_140; [L606] SORT_3 var_156 = var_156_arg_0 >> 13; [L607] SORT_100 var_153_arg_0 = var_140; [L608] SORT_3 var_153 = var_153_arg_0 >> 13; [L609] SORT_100 var_150_arg_0 = var_140; [L610] SORT_3 var_150 = var_150_arg_0 >> 13; [L611] SORT_100 var_147_arg_0 = var_140; [L612] SORT_3 var_147 = var_147_arg_0 >> 13; [L613] SORT_100 var_144_arg_0 = var_140; [L614] SORT_3 var_144 = var_144_arg_0 >> 13; [L615] SORT_100 var_141_arg_0 = var_140; [L616] SORT_3 var_141 = var_141_arg_0 >> 13; [L617] SORT_3 var_143_arg_0 = var_141; [L618] SORT_100 var_143_arg_1 = var_140; [L619] EXPR ((SORT_142)var_143_arg_0 << 14) | var_143_arg_1 [L619] SORT_142 var_143 = ((SORT_142)var_143_arg_0 << 14) | var_143_arg_1; [L620] EXPR var_143 & mask_SORT_142 [L620] var_143 = var_143 & mask_SORT_142 [L621] SORT_3 var_146_arg_0 = var_144; [L622] SORT_142 var_146_arg_1 = var_143; [L623] EXPR ((SORT_145)var_146_arg_0 << 15) | var_146_arg_1 [L623] SORT_145 var_146 = ((SORT_145)var_146_arg_0 << 15) | var_146_arg_1; [L624] EXPR var_146 & mask_SORT_145 [L624] var_146 = var_146 & mask_SORT_145 [L625] SORT_3 var_149_arg_0 = var_147; [L626] SORT_145 var_149_arg_1 = var_146; [L627] EXPR ((SORT_148)var_149_arg_0 << 16) | var_149_arg_1 [L627] SORT_148 var_149 = ((SORT_148)var_149_arg_0 << 16) | var_149_arg_1; [L628] EXPR var_149 & mask_SORT_148 [L628] var_149 = var_149 & mask_SORT_148 [L629] SORT_3 var_152_arg_0 = var_150; [L630] SORT_148 var_152_arg_1 = var_149; [L631] EXPR ((SORT_151)var_152_arg_0 << 17) | var_152_arg_1 [L631] SORT_151 var_152 = ((SORT_151)var_152_arg_0 << 17) | var_152_arg_1; [L632] EXPR var_152 & mask_SORT_151 [L632] var_152 = var_152 & mask_SORT_151 [L633] SORT_3 var_155_arg_0 = var_153; [L634] SORT_151 var_155_arg_1 = var_152; [L635] EXPR ((SORT_154)var_155_arg_0 << 18) | var_155_arg_1 [L635] SORT_154 var_155 = ((SORT_154)var_155_arg_0 << 18) | var_155_arg_1; [L636] EXPR var_155 & mask_SORT_154 [L636] var_155 = var_155 & mask_SORT_154 [L637] SORT_3 var_158_arg_0 = var_156; [L638] SORT_154 var_158_arg_1 = var_155; [L639] EXPR ((SORT_157)var_158_arg_0 << 19) | var_158_arg_1 [L639] SORT_157 var_158 = ((SORT_157)var_158_arg_0 << 19) | var_158_arg_1; [L640] EXPR var_158 & mask_SORT_157 [L640] var_158 = var_158 & mask_SORT_157 [L641] SORT_3 var_161_arg_0 = var_159; [L642] SORT_157 var_161_arg_1 = var_158; [L643] EXPR ((SORT_160)var_161_arg_0 << 20) | var_161_arg_1 [L643] SORT_160 var_161 = ((SORT_160)var_161_arg_0 << 20) | var_161_arg_1; [L644] EXPR var_161 & mask_SORT_160 [L644] var_161 = var_161 & mask_SORT_160 [L645] SORT_3 var_164_arg_0 = var_162; [L646] SORT_160 var_164_arg_1 = var_161; [L647] EXPR ((SORT_163)var_164_arg_0 << 21) | var_164_arg_1 [L647] SORT_163 var_164 = ((SORT_163)var_164_arg_0 << 21) | var_164_arg_1; [L648] EXPR var_164 & mask_SORT_163 [L648] var_164 = var_164 & mask_SORT_163 [L649] SORT_3 var_167_arg_0 = var_165; [L650] SORT_163 var_167_arg_1 = var_164; [L651] EXPR ((SORT_166)var_167_arg_0 << 22) | var_167_arg_1 [L651] SORT_166 var_167 = ((SORT_166)var_167_arg_0 << 22) | var_167_arg_1; [L652] EXPR var_167 & mask_SORT_166 [L652] var_167 = var_167 & mask_SORT_166 [L653] SORT_3 var_170_arg_0 = var_168; [L654] SORT_166 var_170_arg_1 = var_167; [L655] EXPR ((SORT_169)var_170_arg_0 << 23) | var_170_arg_1 [L655] SORT_169 var_170 = ((SORT_169)var_170_arg_0 << 23) | var_170_arg_1; [L656] EXPR var_170 & mask_SORT_169 [L656] var_170 = var_170 & mask_SORT_169 [L657] SORT_3 var_173_arg_0 = var_171; [L658] SORT_169 var_173_arg_1 = var_170; [L659] EXPR ((SORT_172)var_173_arg_0 << 24) | var_173_arg_1 [L659] SORT_172 var_173 = ((SORT_172)var_173_arg_0 << 24) | var_173_arg_1; [L660] EXPR var_173 & mask_SORT_172 [L660] var_173 = var_173 & mask_SORT_172 [L661] SORT_3 var_176_arg_0 = var_174; [L662] SORT_172 var_176_arg_1 = var_173; [L663] EXPR ((SORT_175)var_176_arg_0 << 25) | var_176_arg_1 [L663] SORT_175 var_176 = ((SORT_175)var_176_arg_0 << 25) | var_176_arg_1; [L664] EXPR var_176 & mask_SORT_175 [L664] var_176 = var_176 & mask_SORT_175 [L665] SORT_3 var_179_arg_0 = var_177; [L666] SORT_175 var_179_arg_1 = var_176; [L667] EXPR ((SORT_178)var_179_arg_0 << 26) | var_179_arg_1 [L667] SORT_178 var_179 = ((SORT_178)var_179_arg_0 << 26) | var_179_arg_1; [L668] EXPR var_179 & mask_SORT_178 [L668] var_179 = var_179 & mask_SORT_178 [L669] SORT_3 var_182_arg_0 = var_180; [L670] SORT_178 var_182_arg_1 = var_179; [L671] EXPR ((SORT_181)var_182_arg_0 << 27) | var_182_arg_1 [L671] SORT_181 var_182 = ((SORT_181)var_182_arg_0 << 27) | var_182_arg_1; [L672] EXPR var_182 & mask_SORT_181 [L672] var_182 = var_182 & mask_SORT_181 [L673] SORT_3 var_185_arg_0 = var_183; [L674] SORT_181 var_185_arg_1 = var_182; [L675] EXPR ((SORT_184)var_185_arg_0 << 28) | var_185_arg_1 [L675] SORT_184 var_185 = ((SORT_184)var_185_arg_0 << 28) | var_185_arg_1; [L676] EXPR var_185 & mask_SORT_184 [L676] var_185 = var_185 & mask_SORT_184 [L677] SORT_3 var_188_arg_0 = var_186; [L678] SORT_184 var_188_arg_1 = var_185; [L679] EXPR ((SORT_187)var_188_arg_0 << 29) | var_188_arg_1 [L679] SORT_187 var_188 = ((SORT_187)var_188_arg_0 << 29) | var_188_arg_1; [L680] EXPR var_188 & mask_SORT_187 [L680] var_188 = var_188 & mask_SORT_187 [L681] SORT_3 var_191_arg_0 = var_189; [L682] SORT_187 var_191_arg_1 = var_188; [L683] EXPR ((SORT_190)var_191_arg_0 << 30) | var_191_arg_1 [L683] SORT_190 var_191 = ((SORT_190)var_191_arg_0 << 30) | var_191_arg_1; [L684] EXPR var_191 & mask_SORT_190 [L684] var_191 = var_191 & mask_SORT_190 [L685] SORT_3 var_193_arg_0 = var_192; [L686] SORT_190 var_193_arg_1 = var_191; [L687] EXPR ((SORT_11)var_193_arg_0 << 31) | var_193_arg_1 [L687] SORT_11 var_193 = ((SORT_11)var_193_arg_0 << 31) | var_193_arg_1; [L688] EXPR var_193 & mask_SORT_11 [L688] var_193 = var_193 & mask_SORT_11 [L689] SORT_11 var_194_arg_0 = var_99; [L690] SORT_11 var_194_arg_1 = var_193; [L691] SORT_3 var_194 = var_194_arg_0 == var_194_arg_1; [L692] SORT_3 var_198_arg_0 = var_194; [L693] SORT_3 var_198_arg_1 = var_85; [L694] EXPR ((SORT_1)var_198_arg_0 << 1) | var_198_arg_1 [L694] SORT_1 var_198 = ((SORT_1)var_198_arg_0 << 1) | var_198_arg_1; [L695] EXPR var_198 & mask_SORT_1 [L695] var_198 = var_198 & mask_SORT_1 [L696] SORT_3 var_199_arg_0 = var_197; [L697] SORT_1 var_199_arg_1 = var_198; [L698] EXPR ((SORT_29)var_199_arg_0 << 2) | var_199_arg_1 [L698] SORT_29 var_199 = ((SORT_29)var_199_arg_0 << 2) | var_199_arg_1; [L699] EXPR var_199 & mask_SORT_29 [L699] var_199 = var_199 & mask_SORT_29 [L700] SORT_29 var_200_arg_0 = var_199; [L701] SORT_3 var_200 = var_200_arg_0 == mask_SORT_29; [L702] SORT_3 var_202_arg_0 = var_201; [L703] SORT_3 var_202_arg_1 = var_200; [L704] EXPR ((SORT_1)var_202_arg_0 << 1) | var_202_arg_1 [L704] SORT_1 var_202 = ((SORT_1)var_202_arg_0 << 1) | var_202_arg_1; [L705] EXPR var_202 & mask_SORT_1 [L705] var_202 = var_202 & mask_SORT_1 [L706] SORT_1 var_203_arg_0 = var_202; [L707] SORT_3 var_203 = var_203_arg_0 != 0; [L708] SORT_3 var_206_arg_0 = state_89; [L709] SORT_11 var_206_arg_1 = state_204; [L710] SORT_11 var_206_arg_2 = input_44; [L711] SORT_11 var_206 = var_206_arg_0 ? var_206_arg_1 : var_206_arg_2; [L712] SORT_3 var_207_arg_0 = var_96; [L713] SORT_11 var_207_arg_1 = var_206; [L714] SORT_11 var_207_arg_2 = var_86; [L715] SORT_11 var_207 = var_207_arg_0 ? var_207_arg_1 : var_207_arg_2; [L716] SORT_3 var_208_arg_0 = var_98; [L717] SORT_11 var_208_arg_1 = var_86; [L718] SORT_11 var_208_arg_2 = var_207; [L719] SORT_11 var_208 = var_208_arg_0 ? var_208_arg_1 : var_208_arg_2; [L720] EXPR var_208 & mask_SORT_11 [L720] var_208 = var_208 & mask_SORT_11 [L721] SORT_11 var_209_arg_0 = var_208; [L722] SORT_11 var_209_arg_1 = var_193; [L723] SORT_3 var_209 = var_209_arg_0 == var_209_arg_1; [L724] SORT_3 var_210_arg_0 = var_209; [L725] SORT_3 var_210_arg_1 = var_85; [L726] EXPR ((SORT_1)var_210_arg_0 << 1) | var_210_arg_1 [L726] SORT_1 var_210 = ((SORT_1)var_210_arg_0 << 1) | var_210_arg_1; [L727] EXPR var_210 & mask_SORT_1 [L727] var_210 = var_210 & mask_SORT_1 [L728] SORT_3 var_211_arg_0 = var_197; [L729] SORT_1 var_211_arg_1 = var_210; [L730] EXPR ((SORT_29)var_211_arg_0 << 2) | var_211_arg_1 [L730] SORT_29 var_211 = ((SORT_29)var_211_arg_0 << 2) | var_211_arg_1; [L731] EXPR var_211 & mask_SORT_29 [L731] var_211 = var_211 & mask_SORT_29 [L732] SORT_29 var_212_arg_0 = var_211; [L733] SORT_3 var_212 = var_212_arg_0 == mask_SORT_29; [L734] SORT_3 var_213_arg_0 = var_201; [L735] SORT_3 var_213_arg_1 = var_212; [L736] EXPR ((SORT_1)var_213_arg_0 << 1) | var_213_arg_1 [L736] SORT_1 var_213 = ((SORT_1)var_213_arg_0 << 1) | var_213_arg_1; [L737] EXPR var_213 & mask_SORT_1 [L737] var_213 = var_213 & mask_SORT_1 [L738] SORT_1 var_214_arg_0 = var_213; [L739] SORT_3 var_214 = var_214_arg_0 != 0; [L740] SORT_3 var_215_arg_0 = var_203; [L741] SORT_3 var_215_arg_1 = var_214; [L742] SORT_3 var_215 = var_215_arg_0 == var_215_arg_1; [L743] SORT_3 var_216_arg_0 = var_82; [L744] SORT_3 var_216_arg_1 = var_215; [L745] EXPR var_216_arg_0 | var_216_arg_1 [L745] SORT_3 var_216 = var_216_arg_0 | var_216_arg_1; [L746] SORT_3 var_219_arg_0 = var_216; [L747] SORT_3 var_219 = ~var_219_arg_0; [L748] SORT_3 var_220_arg_0 = var_104; [L749] SORT_3 var_220_arg_1 = var_219; [L750] EXPR var_220_arg_0 & var_220_arg_1 [L750] SORT_3 var_220 = var_220_arg_0 & var_220_arg_1; [L751] EXPR var_220 & mask_SORT_3 [L751] var_220 = var_220 & mask_SORT_3 [L752] SORT_3 bad_221_arg_0 = var_220; [L753] CALL __VERIFIER_assert(!(bad_221_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 20.4s, 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: 0.1s SsaConstructionTime, 14.5s 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 [2023-12-02 13:26:21,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal33.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh --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 7b887a5cba43978360b477f2e3ae3728d252da6f7df4b52ec07bb1652ac1dc1e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:26:23,635 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:26:23,712 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-12-02 13:26:23,718 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:26:23,719 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:26:23,747 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:26:23,747 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:26:23,748 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:26:23,749 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:26:23,749 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:26:23,750 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:26:23,750 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:26:23,751 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:26:23,751 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:26:23,752 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:26:23,752 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:26:23,753 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:26:23,754 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:26:23,754 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:26:23,755 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:26:23,755 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:26:23,757 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:26:23,757 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 13:26:23,758 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 13:26:23,758 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 13:26:23,758 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:26:23,759 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:26:23,759 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:26:23,760 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 13:26:23,760 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:26:23,760 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:26:23,761 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:26:23,761 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:26:23,761 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:26:23,762 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:26:23,762 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 13:26:23,762 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 13:26:23,762 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:26:23,763 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:26:23,763 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:26:23,763 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:26:23,763 INFO L153 SettingsManager]: * Logic for external solver=AUFBV 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_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b887a5cba43978360b477f2e3ae3728d252da6f7df4b52ec07bb1652ac1dc1e [2023-12-02 13:26:24,047 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:26:24,066 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:26:24,069 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:26:24,070 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:26:24,070 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:26:24,071 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal33.c [2023-12-02 13:26:26,832 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:26:27,417 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:26:27,418 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal33.c [2023-12-02 13:26:27,482 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/data/ad0833025/9cde3bc89a114c01b7c056f66f62c02d/FLAG582f278a3 [2023-12-02 13:26:27,497 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/data/ad0833025/9cde3bc89a114c01b7c056f66f62c02d [2023-12-02 13:26:27,499 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:26:27,500 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:26:27,502 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:26:27,502 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:26:27,507 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:26:27,508 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:26:27" (1/1) ... [2023-12-02 13:26:27,509 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2965310f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:26:27, skipping insertion in model container [2023-12-02 13:26:27,509 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:26:27" (1/1) ... [2023-12-02 13:26:27,693 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:26:28,001 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal33.c[1245,1258] [2023-12-02 13:26:28,903 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:26:28,916 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:26:28,928 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal33.c[1245,1258] [2023-12-02 13:26:29,591 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:26:29,603 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:26:29,603 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:26:29 WrapperNode [2023-12-02 13:26:29,603 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:26:29,604 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:26:29,604 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:26:29,604 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:26:29,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:26:29" (1/1) ... [2023-12-02 13:26:29,713 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:26:29" (1/1) ... [2023-12-02 13:26:30,011 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 10885 [2023-12-02 13:26:30,011 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:26:30,012 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:26:30,012 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:26:30,012 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:26:30,020 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:26:29" (1/1) ... [2023-12-02 13:26:30,020 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:26:29" (1/1) ... [2023-12-02 13:26:30,085 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:26:29" (1/1) ... [2023-12-02 13:26:30,086 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:26:29" (1/1) ... [2023-12-02 13:26:30,304 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:26:29" (1/1) ... [2023-12-02 13:26:30,323 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:26:29" (1/1) ... [2023-12-02 13:26:30,369 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:26:29" (1/1) ... [2023-12-02 13:26:30,394 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:26:29" (1/1) ... [2023-12-02 13:26:30,462 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:26:30,463 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:26:30,463 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:26:30,463 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:26:30,464 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:26:29" (1/1) ... [2023-12-02 13:26:30,477 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:26:30,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:26:30,510 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:26:30,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:26:30,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:26:30,559 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 13:26:30,559 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:26:30,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:26:31,887 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:26:31,889 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:27:21,153 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:27:21,510 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:27:21,511 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 13:27:21,511 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:27:21 BoogieIcfgContainer [2023-12-02 13:27:21,511 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:27:21,514 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:27:21,514 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:27:21,517 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:27:21,518 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:26:27" (1/3) ... [2023-12-02 13:27:21,519 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57e715ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:27:21, skipping insertion in model container [2023-12-02 13:27:21,519 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:26:29" (2/3) ... [2023-12-02 13:27:21,519 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57e715ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:27:21, skipping insertion in model container [2023-12-02 13:27:21,519 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:27:21" (3/3) ... [2023-12-02 13:27:21,521 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.cal33.c [2023-12-02 13:27:21,538 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:27:21,538 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 13:27:21,576 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 13:27:21,581 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@83eca1b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 13:27:21,581 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 13:27:21,585 INFO L276 IsEmpty]: Start isEmpty. Operand has 8 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 13:27:21,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 13:27:21,591 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:27:21,591 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-02 13:27:21,592 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:27:21,597 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:27:21,597 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-12-02 13:27:21,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:27:21,611 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1762110905] [2023-12-02 13:27:21,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:27:21,612 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 [2023-12-02 13:27:21,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:27:21,613 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 13:27:21,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 13:27:23,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:27:23,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 502 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 13:27:23,138 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:27:23,332 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 13:27:23,333 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:27:23,333 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:27:23,334 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1762110905] [2023-12-02 13:27:23,334 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1762110905] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:27:23,335 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:27:23,335 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 13:27:23,336 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515690116] [2023-12-02 13:27:23,337 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:27:23,341 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 13:27:23,342 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:27:23,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 13:27:23,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 13:27:23,370 INFO L87 Difference]: Start difference. First operand has 8 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 7 states have internal predecessors, (10), 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 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 13:27:26,098 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.57s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:27:28,122 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:27:30,147 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:27:32,790 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.51s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:27:34,814 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:27:34,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:27:34,814 INFO L93 Difference]: Finished difference Result 16 states and 24 transitions. [2023-12-02 13:27:34,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 13:27:34,890 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2023-12-02 13:27:34,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:27:34,898 INFO L225 Difference]: With dead ends: 16 [2023-12-02 13:27:34,898 INFO L226 Difference]: Without dead ends: 9 [2023-12-02 13:27:34,900 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-02 13:27:34,904 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 3 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 7 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.4s IncrementalHoareTripleChecker+Time [2023-12-02 13:27:34,906 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 7 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 5 Unknown, 0 Unchecked, 11.4s Time] [2023-12-02 13:27:34,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2023-12-02 13:27:34,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2023-12-02 13:27:34,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 13:27:34,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2023-12-02 13:27:34,931 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 4 [2023-12-02 13:27:34,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:27:34,931 INFO L495 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2023-12-02 13:27:34,931 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-02 13:27:34,932 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2023-12-02 13:27:34,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 13:27:34,932 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:27:34,932 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2023-12-02 13:27:34,940 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/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)] Forceful destruction successful, exit code 0 [2023-12-02 13:27:35,133 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 13:27:35,133 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:27:35,133 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:27:35,134 INFO L85 PathProgramCache]: Analyzing trace with hash -1393329571, now seen corresponding path program 1 times [2023-12-02 13:27:35,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:27:35,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1345605031] [2023-12-02 13:27:35,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:27:35,141 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 [2023-12-02 13:27:35,141 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:27:35,142 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/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) [2023-12-02 13:27:35,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/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 [2023-12-02 13:28:54,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:28:54,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 9269 conjuncts, 86 conjunts are in the unsatisfiable core [2023-12-02 13:28:54,496 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:28:56,192 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 13:28:56,193 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:29:19,646 WARN L293 SmtUtils]: Spent 5.16s on a formula simplification that was a NOOP. DAG size: 229 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 13:29:32,447 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 13:29:32,447 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:29:32,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1345605031] [2023-12-02 13:29:32,448 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1345605031] provided 0 perfect and 2 imperfect interpolant sequences [2023-12-02 13:29:32,448 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [672981514] [2023-12-02 13:29:32,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:29:32,448 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-12-02 13:29:32,449 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/cvc4 [2023-12-02 13:29:32,450 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-12-02 13:29:32,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b250f5ce-e5aa-4fa5-8612-eeb0ba4c1461/bin/utaipan-verify-nQ1chXbOIh/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2023-12-02 13:30:06,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:30:06,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 9269 conjuncts, 278 conjunts are in the unsatisfiable core [2023-12-02 13:30:07,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:30:15,217 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 13:30:15,218 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-12-02 13:32:58,092 WARN L293 SmtUtils]: Spent 1.47m on a formula simplification. DAG size of input: 1148 DAG size of output: 1145 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 13:36:21,135 WARN L293 SmtUtils]: Spent 1.70m on a formula simplification that was a NOOP. DAG size: 1185 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)