./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal59.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_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/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_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal59.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/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_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/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 a3f4c7ab054c3ca54ca3af1fb812d6f1a3344e6bef9fc12196defd88e689c26e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:18:05,517 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:18:05,605 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-12-02 13:18:05,611 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:18:05,612 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:18:05,654 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:18:05,655 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:18:05,656 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:18:05,656 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:18:05,657 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:18:05,658 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:18:05,658 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:18:05,659 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:18:05,660 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-12-02 13:18:05,660 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:18:05,661 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:18:05,662 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-12-02 13:18:05,662 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-12-02 13:18:05,663 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:18:05,663 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-12-02 13:18:05,664 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-12-02 13:18:05,665 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-12-02 13:18:05,666 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:18:05,666 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:18:05,667 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 13:18:05,667 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:18:05,668 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:18:05,668 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:18:05,669 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:18:05,669 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:18:05,670 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:18:05,670 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:18:05,670 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:18:05,671 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:18:05,671 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:18:05,671 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:18:05,672 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:18:05,672 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:18:05,672 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-12-02 13:18:05,672 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 13:18:05,673 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:18:05,673 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:18:05,673 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:18:05,674 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:18:05,674 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_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3f4c7ab054c3ca54ca3af1fb812d6f1a3344e6bef9fc12196defd88e689c26e [2023-12-02 13:18:05,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:18:05,975 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:18:05,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:18:05,980 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:18:05,981 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:18:05,982 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal59.c [2023-12-02 13:18:09,407 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:18:09,970 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:18:09,971 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal59.c [2023-12-02 13:18:10,018 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/bin/utaipan-verify-nQ1chXbOIh/data/5d0c0eda2/9b7bd669187a490bae641a7ec9a796d1/FLAG0ff4cc376 [2023-12-02 13:18:10,033 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/bin/utaipan-verify-nQ1chXbOIh/data/5d0c0eda2/9b7bd669187a490bae641a7ec9a796d1 [2023-12-02 13:18:10,036 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:18:10,038 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:18:10,039 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:18:10,039 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:18:10,045 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:18:10,045 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:18:10" (1/1) ... [2023-12-02 13:18:10,047 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40b7df50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:10, skipping insertion in model container [2023-12-02 13:18:10,047 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:18:10" (1/1) ... [2023-12-02 13:18:10,307 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:18:10,689 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_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal59.c[1245,1258] [2023-12-02 13:18:12,362 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:18:12,384 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:18:12,400 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_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal59.c[1245,1258] [2023-12-02 13:18:13,755 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:18:13,773 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:18:13,773 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:13 WrapperNode [2023-12-02 13:18:13,774 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:18:13,775 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:18:13,775 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:18:13,775 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:18:13,784 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:13" (1/1) ... [2023-12-02 13:18:14,104 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:13" (1/1) ... [2023-12-02 13:18:17,978 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 49320 [2023-12-02 13:18:17,979 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:18:17,980 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:18:17,980 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:18:17,980 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:18:17,991 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:13" (1/1) ... [2023-12-02 13:18:17,992 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:13" (1/1) ... [2023-12-02 13:18:18,870 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:13" (1/1) ... [2023-12-02 13:18:18,871 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:13" (1/1) ... [2023-12-02 13:18:19,783 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:13" (1/1) ... [2023-12-02 13:18:19,998 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:13" (1/1) ... [2023-12-02 13:18:20,543 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:13" (1/1) ... [2023-12-02 13:18:20,721 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:13" (1/1) ... [2023-12-02 13:18:21,575 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:18:21,577 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:18:21,577 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:18:21,577 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:18:21,581 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:13" (1/1) ... [2023-12-02 13:18:21,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:18:21,599 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:18:21,613 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:18:21,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:18:21,655 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:18:21,655 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 13:18:21,655 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:18:21,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:18:23,914 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:18:23,916 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:18:56,473 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:21:59,123 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:21:59,123 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 13:21:59,125 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:21:59 BoogieIcfgContainer [2023-12-02 13:21:59,125 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:21:59,127 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:21:59,128 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:21:59,131 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:21:59,131 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:18:10" (1/3) ... [2023-12-02 13:21:59,132 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@454a8f6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:21:59, skipping insertion in model container [2023-12-02 13:21:59,132 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:18:13" (2/3) ... [2023-12-02 13:21:59,132 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@454a8f6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:21:59, skipping insertion in model container [2023-12-02 13:21:59,132 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:21:59" (3/3) ... [2023-12-02 13:21:59,133 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.cal59.c [2023-12-02 13:21:59,154 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:21:59,154 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 13:21:59,205 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 13:21:59,212 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;@62ea403d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 13:21:59,212 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 13:21:59,216 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 13:21:59,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 13:21:59,221 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:21:59,221 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-02 13:21:59,222 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:21:59,227 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:21:59,227 INFO L85 PathProgramCache]: Analyzing trace with hash 1857571078, now seen corresponding path program 1 times [2023-12-02 13:21:59,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-12-02 13:21:59,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1097432159] [2023-12-02 13:21:59,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:21:59,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 13:22:05,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 13:22:05,938 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-02 13:22:09,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-02 13:22:10,217 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-12-02 13:22:10,219 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-12-02 13:22:10,221 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-02 13:22:10,224 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-02 13:22:10,229 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-12-02 13:22:10,234 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-12-02 13:22:10,304 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-12-02 13:22:10,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 01:22:10 BoogieIcfgContainer [2023-12-02 13:22:10,339 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-02 13:22:10,340 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 13:22:10,341 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 13:22:10,341 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 13:22:10,342 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:21:59" (3/4) ... [2023-12-02 13:22:10,344 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-12-02 13:22:10,345 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 13:22:10,347 INFO L158 Benchmark]: Toolchain (without parser) took 240308.78ms. Allocated memory was 136.3MB in the beginning and 14.1GB in the end (delta: 14.0GB). Free memory was 75.1MB in the beginning and 10.7GB in the end (delta: -10.6GB). Peak memory consumption was 3.4GB. Max. memory is 16.1GB. [2023-12-02 13:22:10,348 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 136.3MB. Free memory was 102.3MB in the beginning and 102.1MB in the end (delta: 181.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:22:10,349 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3734.97ms. Allocated memory was 136.3MB in the beginning and 469.8MB in the end (delta: 333.4MB). Free memory was 74.7MB in the beginning and 217.4MB in the end (delta: -142.7MB). Peak memory consumption was 256.6MB. Max. memory is 16.1GB. [2023-12-02 13:22:10,349 INFO L158 Benchmark]: Boogie Procedure Inliner took 4204.28ms. Allocated memory was 469.8MB in the beginning and 3.5GB in the end (delta: 3.0GB). Free memory was 217.4MB in the beginning and 2.7GB in the end (delta: -2.5GB). Peak memory consumption was 616.6MB. Max. memory is 16.1GB. [2023-12-02 13:22:10,350 INFO L158 Benchmark]: Boogie Preprocessor took 3595.66ms. Allocated memory was 3.5GB in the beginning and 8.5GB in the end (delta: 5.1GB). Free memory was 2.7GB in the beginning and 7.5GB in the end (delta: -4.8GB). Peak memory consumption was 346.0MB. Max. memory is 16.1GB. [2023-12-02 13:22:10,351 INFO L158 Benchmark]: RCFGBuilder took 217548.38ms. Allocated memory was 8.5GB in the beginning and 14.1GB in the end (delta: 5.6GB). Free memory was 7.5GB in the beginning and 11.0GB in the end (delta: -3.5GB). Peak memory consumption was 6.8GB. Max. memory is 16.1GB. [2023-12-02 13:22:10,352 INFO L158 Benchmark]: TraceAbstraction took 11212.28ms. Allocated memory is still 14.1GB. Free memory was 11.0GB in the beginning and 10.7GB in the end (delta: 307.1MB). Peak memory consumption was 365.8MB. Max. memory is 16.1GB. [2023-12-02 13:22:10,353 INFO L158 Benchmark]: Witness Printer took 5.08ms. Allocated memory is still 14.1GB. Free memory is still 10.7GB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 13:22:10,357 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 136.3MB. Free memory was 102.3MB in the beginning and 102.1MB in the end (delta: 181.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3734.97ms. Allocated memory was 136.3MB in the beginning and 469.8MB in the end (delta: 333.4MB). Free memory was 74.7MB in the beginning and 217.4MB in the end (delta: -142.7MB). Peak memory consumption was 256.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 4204.28ms. Allocated memory was 469.8MB in the beginning and 3.5GB in the end (delta: 3.0GB). Free memory was 217.4MB in the beginning and 2.7GB in the end (delta: -2.5GB). Peak memory consumption was 616.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 3595.66ms. Allocated memory was 3.5GB in the beginning and 8.5GB in the end (delta: 5.1GB). Free memory was 2.7GB in the beginning and 7.5GB in the end (delta: -4.8GB). Peak memory consumption was 346.0MB. Max. memory is 16.1GB. * RCFGBuilder took 217548.38ms. Allocated memory was 8.5GB in the beginning and 14.1GB in the end (delta: 5.6GB). Free memory was 7.5GB in the beginning and 11.0GB in the end (delta: -3.5GB). Peak memory consumption was 6.8GB. Max. memory is 16.1GB. * TraceAbstraction took 11212.28ms. Allocated memory is still 14.1GB. Free memory was 11.0GB in the beginning and 10.7GB in the end (delta: 307.1MB). Peak memory consumption was 365.8MB. Max. memory is 16.1GB. * Witness Printer took 5.08ms. Allocated memory is still 14.1GB. Free memory is still 10.7GB. 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 772, overapproximation of bitwiseAnd at line 555. 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_51 mask_SORT_51 = (SORT_51)-1 >> (sizeof(SORT_51) * 8 - 3); [L45] const SORT_51 msb_SORT_51 = (SORT_51)1 << (3 - 1); [L47] const SORT_62 mask_SORT_62 = (SORT_62)-1 >> (sizeof(SORT_62) * 8 - 5); [L48] const SORT_62 msb_SORT_62 = (SORT_62)1 << (5 - 1); [L50] const SORT_71 mask_SORT_71 = (SORT_71)-1 >> (sizeof(SORT_71) * 8 - 24); [L51] const SORT_71 msb_SORT_71 = (SORT_71)1 << (24 - 1); [L53] const SORT_98 mask_SORT_98 = (SORT_98)-1 >> (sizeof(SORT_98) * 8 - 6); [L54] const SORT_98 msb_SORT_98 = (SORT_98)1 << (6 - 1); [L56] const SORT_107 mask_SORT_107 = (SORT_107)-1 >> (sizeof(SORT_107) * 8 - 7); [L57] const SORT_107 msb_SORT_107 = (SORT_107)1 << (7 - 1); [L59] const SORT_115 mask_SORT_115 = (SORT_115)-1 >> (sizeof(SORT_115) * 8 - 25); [L60] const SORT_115 msb_SORT_115 = (SORT_115)1 << (25 - 1); [L62] const SORT_403 mask_SORT_403 = (SORT_403)-1 >> (sizeof(SORT_403) * 8 - 9); [L63] const SORT_403 msb_SORT_403 = (SORT_403)1 << (9 - 1); [L65] const SORT_405 mask_SORT_405 = (SORT_405)-1 >> (sizeof(SORT_405) * 8 - 10); [L66] const SORT_405 msb_SORT_405 = (SORT_405)1 << (10 - 1); [L68] const SORT_407 mask_SORT_407 = (SORT_407)-1 >> (sizeof(SORT_407) * 8 - 11); [L69] const SORT_407 msb_SORT_407 = (SORT_407)1 << (11 - 1); [L71] const SORT_742 mask_SORT_742 = (SORT_742)-1 >> (sizeof(SORT_742) * 8 - 14); [L72] const SORT_742 msb_SORT_742 = (SORT_742)1 << (14 - 1); [L74] const SORT_744 mask_SORT_744 = (SORT_744)-1 >> (sizeof(SORT_744) * 8 - 16); [L75] const SORT_744 msb_SORT_744 = (SORT_744)1 << (16 - 1); [L77] const SORT_746 mask_SORT_746 = (SORT_746)-1 >> (sizeof(SORT_746) * 8 - 22); [L78] const SORT_746 msb_SORT_746 = (SORT_746)1 << (22 - 1); [L80] const SORT_749 mask_SORT_749 = (SORT_749)-1 >> (sizeof(SORT_749) * 8 - 30); [L81] const SORT_749 msb_SORT_749 = (SORT_749)1 << (30 - 1); [L83] const SORT_796 mask_SORT_796 = (SORT_796)-1 >> (sizeof(SORT_796) * 8 - 33); [L84] const SORT_796 msb_SORT_796 = (SORT_796)1 << (33 - 1); [L86] const SORT_953 mask_SORT_953 = (SORT_953)-1 >> (sizeof(SORT_953) * 8 - 13); [L87] const SORT_953 msb_SORT_953 = (SORT_953)1 << (13 - 1); [L89] const SORT_956 mask_SORT_956 = (SORT_956)-1 >> (sizeof(SORT_956) * 8 - 15); [L90] const SORT_956 msb_SORT_956 = (SORT_956)1 << (15 - 1); [L92] const SORT_959 mask_SORT_959 = (SORT_959)-1 >> (sizeof(SORT_959) * 8 - 17); [L93] const SORT_959 msb_SORT_959 = (SORT_959)1 << (17 - 1); [L95] const SORT_961 mask_SORT_961 = (SORT_961)-1 >> (sizeof(SORT_961) * 8 - 18); [L96] const SORT_961 msb_SORT_961 = (SORT_961)1 << (18 - 1); [L98] const SORT_1052 mask_SORT_1052 = (SORT_1052)-1 >> (sizeof(SORT_1052) * 8 - 19); [L99] const SORT_1052 msb_SORT_1052 = (SORT_1052)1 << (19 - 1); [L101] const SORT_1054 mask_SORT_1054 = (SORT_1054)-1 >> (sizeof(SORT_1054) * 8 - 20); [L102] const SORT_1054 msb_SORT_1054 = (SORT_1054)1 << (20 - 1); [L104] const SORT_1056 mask_SORT_1056 = (SORT_1056)-1 >> (sizeof(SORT_1056) * 8 - 21); [L105] const SORT_1056 msb_SORT_1056 = (SORT_1056)1 << (21 - 1); [L107] const SORT_1273 mask_SORT_1273 = (SORT_1273)-1 >> (sizeof(SORT_1273) * 8 - 23); [L108] const SORT_1273 msb_SORT_1273 = (SORT_1273)1 << (23 - 1); [L110] const SORT_1421 mask_SORT_1421 = (SORT_1421)-1 >> (sizeof(SORT_1421) * 8 - 26); [L111] const SORT_1421 msb_SORT_1421 = (SORT_1421)1 << (26 - 1); [L113] const SORT_1467 mask_SORT_1467 = (SORT_1467)-1 >> (sizeof(SORT_1467) * 8 - 27); [L114] const SORT_1467 msb_SORT_1467 = (SORT_1467)1 << (27 - 1); [L116] const SORT_1470 mask_SORT_1470 = (SORT_1470)-1 >> (sizeof(SORT_1470) * 8 - 28); [L117] const SORT_1470 msb_SORT_1470 = (SORT_1470)1 << (28 - 1); [L119] const SORT_1473 mask_SORT_1473 = (SORT_1473)-1 >> (sizeof(SORT_1473) * 8 - 29); [L120] const SORT_1473 msb_SORT_1473 = (SORT_1473)1 << (29 - 1); [L122] const SORT_1478 mask_SORT_1478 = (SORT_1478)-1 >> (sizeof(SORT_1478) * 8 - 31); [L123] const SORT_1478 msb_SORT_1478 = (SORT_1478)1 << (31 - 1); [L125] const SORT_3185 mask_SORT_3185 = (SORT_3185)-1 >> (sizeof(SORT_3185) * 8 - 34); [L126] const SORT_3185 msb_SORT_3185 = (SORT_3185)1 << (34 - 1); [L128] const SORT_3 var_178 = 0; [L129] const SORT_62 var_182 = 0; [L130] const SORT_51 var_194 = 0; [L131] const SORT_51 var_198 = 5; [L132] const SORT_51 var_201 = 4; [L133] const SORT_115 var_206 = 0; [L134] const SORT_3 var_263 = 1; [L135] const SORT_1 var_270 = 0; [L136] const SORT_1 var_278 = 3; [L137] const SORT_1 var_280 = 2; [L138] const SORT_1 var_282 = 1; [L139] const SORT_51 var_286 = 1; [L140] const SORT_51 var_289 = 3; [L141] const SORT_51 var_292 = 2; [L142] const SORT_51 var_298 = 7; [L143] const SORT_51 var_301 = 6; [L144] const SORT_9 var_330 = 0; [L145] const SORT_62 var_351 = 11; [L146] const SORT_62 var_353 = 10; [L147] const SORT_62 var_355 = 2; [L148] const SORT_62 var_357 = 9; [L149] const SORT_62 var_372 = 21; [L150] const SORT_62 var_374 = 20; [L151] const SORT_62 var_376 = 19; [L152] const SORT_62 var_378 = 18; [L153] const SORT_62 var_380 = 17; [L154] const SORT_62 var_382 = 16; [L155] const SORT_62 var_384 = 15; [L156] const SORT_62 var_386 = 14; [L157] const SORT_62 var_388 = 8; [L158] const SORT_62 var_390 = 6; [L159] const SORT_62 var_392 = 3; [L160] const SORT_62 var_394 = 5; [L161] const SORT_62 var_411 = 4; [L162] const SORT_62 var_413 = 1; [L163] const SORT_62 var_423 = 7; [L164] const SORT_62 var_441 = 13; [L165] const SORT_62 var_449 = 12; [L166] const SORT_62 var_470 = 23; [L167] const SORT_62 var_473 = 22; [L168] const SORT_62 var_482 = 25; [L169] const SORT_62 var_485 = 27; [L170] const SORT_62 var_488 = 26; [L171] const SORT_62 var_492 = 29; [L172] const SORT_62 var_495 = 31; [L173] const SORT_62 var_498 = 30; [L174] const SORT_62 var_502 = 28; [L175] const SORT_62 var_508 = 24; [L176] const SORT_98 var_531 = 0; [L177] const SORT_9 var_607 = 3; [L178] const SORT_11 var_671 = 0; [L179] const SORT_796 var_797 = 0; [L180] const SORT_9 var_966 = 2; [L181] const SORT_9 var_969 = 1; [L182] const SORT_6 var_1413 = 8; [L183] const SORT_1421 var_1422 = 0; [L184] const SORT_9 var_1507 = 255; [L185] const SORT_98 var_1511 = 1; [L186] const SORT_6 var_1627 = 0; [L187] const SORT_6 var_2565 = 1; [L188] const SORT_6 var_2568 = 3; [L189] const SORT_6 var_2571 = 2; [L190] const SORT_6 var_2575 = 5; [L191] const SORT_6 var_2578 = 7; [L192] const SORT_6 var_2581 = 6; [L193] const SORT_6 var_2585 = 4; [L194] const SORT_6 var_2591 = 9; [L195] const SORT_6 var_2594 = 11; [L196] const SORT_6 var_2597 = 10; [L197] const SORT_6 var_2601 = 13; [L198] const SORT_6 var_2604 = 15; [L199] const SORT_6 var_2607 = 14; [L200] const SORT_6 var_2611 = 12; [L201] const SORT_1470 var_2797 = 0; [L202] const SORT_3185 var_3187 = 0; [L203] const SORT_71 var_3192 = 0; [L204] const SORT_953 var_3226 = 0; [L205] const SORT_21 var_3227 = 0; [L206] const SORT_107 var_3336 = 0; [L208] SORT_1 input_2; [L209] SORT_3 input_4; [L210] SORT_3 input_5; [L211] SORT_6 input_7; [L212] SORT_3 input_8; [L213] SORT_9 input_10; [L214] SORT_11 input_12; [L215] SORT_1 input_13; [L216] SORT_9 input_14; [L217] SORT_9 input_15; [L218] SORT_9 input_16; [L219] SORT_1 input_17; [L220] SORT_9 input_18; [L221] SORT_9 input_19; [L222] SORT_9 input_20; [L223] SORT_21 input_22; [L224] SORT_3 input_23; [L225] SORT_11 input_24; [L226] SORT_9 input_25; [L227] SORT_9 input_26; [L228] SORT_9 input_27; [L229] SORT_1 input_28; [L230] SORT_3 input_29; [L231] SORT_9 input_30; [L232] SORT_9 input_31; [L233] SORT_9 input_32; [L234] SORT_9 input_33; [L235] SORT_9 input_34; [L236] SORT_9 input_35; [L237] SORT_9 input_36; [L238] SORT_9 input_37; [L239] SORT_9 input_38; [L240] SORT_9 input_39; [L241] SORT_9 input_40; [L242] SORT_9 input_41; [L243] SORT_9 input_42; [L244] SORT_9 input_43; [L245] SORT_3 input_44; [L246] SORT_3 input_45; [L247] SORT_3 input_46; [L248] SORT_3 input_47; [L249] SORT_3 input_48; [L250] SORT_9 input_49; [L251] SORT_9 input_50; [L252] SORT_51 input_52; [L253] SORT_3 input_53; [L254] SORT_3 input_54; [L255] SORT_1 input_55; [L256] SORT_51 input_56; [L257] SORT_1 input_57; [L258] SORT_3 input_58; [L259] SORT_3 input_59; [L260] SORT_3 input_60; [L261] SORT_3 input_61; [L262] SORT_62 input_63; [L263] SORT_1 input_64; [L264] SORT_9 input_65; [L265] SORT_11 input_66; [L266] SORT_51 input_67; [L267] SORT_9 input_68; [L268] SORT_3 input_69; [L269] SORT_3 input_70; [L270] SORT_71 input_72; [L271] SORT_9 input_73; [L272] SORT_3 input_74; [L273] SORT_1 input_75; [L274] SORT_62 input_76; [L275] SORT_9 input_77; [L276] SORT_9 input_78; [L277] SORT_9 input_79; [L278] SORT_9 input_80; [L279] SORT_9 input_81; [L280] SORT_9 input_82; [L281] SORT_9 input_83; [L282] SORT_11 input_84; [L283] SORT_3 input_85; [L284] SORT_11 input_86; [L285] SORT_9 input_87; [L286] SORT_9 input_88; [L287] SORT_9 input_89; [L288] SORT_1 input_90; [L289] SORT_3 input_91; [L290] SORT_51 input_92; [L291] SORT_9 input_93; [L292] SORT_9 input_94; [L293] SORT_9 input_95; [L294] SORT_9 input_96; [L295] SORT_1 input_97; [L296] SORT_98 input_99; [L297] SORT_1 input_100; [L298] SORT_98 input_101; [L299] SORT_1 input_102; [L300] SORT_98 input_103; [L301] SORT_1 input_104; [L302] SORT_98 input_105; [L303] SORT_3 input_106; [L304] SORT_107 input_108; [L305] SORT_3 input_109; [L306] SORT_6 input_110; [L307] SORT_1 input_111; [L308] SORT_3 input_112; [L309] SORT_62 input_113; [L310] SORT_9 input_114; [L311] SORT_115 input_116; [L312] SORT_1 input_117; [L313] SORT_3 input_118; [L314] SORT_9 input_119; [L315] SORT_3 input_120; [L316] SORT_3 input_121; [L317] SORT_3 input_122; [L318] SORT_9 input_123; [L319] SORT_9 input_124; [L320] SORT_9 input_125; [L321] SORT_9 input_126; [L322] SORT_3 input_127; [L323] SORT_3 input_128; [L324] SORT_107 input_129; [L325] SORT_9 input_130; [L326] SORT_9 input_131; [L327] SORT_9 input_132; [L328] SORT_9 input_133; [L329] SORT_9 input_134; [L330] SORT_9 input_135; [L331] SORT_9 input_136; [L332] SORT_11 input_137; [L333] SORT_11 input_138; [L334] SORT_9 input_139; [L335] SORT_9 input_140; [L336] SORT_9 input_141; [L337] SORT_3 input_142; [L338] SORT_3 input_143; [L339] SORT_9 input_144; [L340] SORT_71 input_145; [L341] SORT_3 input_146; [L342] SORT_9 input_147; [L343] SORT_11 input_148; [L344] SORT_98 input_149; [L345] SORT_1 input_150; [L346] SORT_98 input_151; [L347] SORT_1 input_152; [L348] SORT_98 input_153; [L349] SORT_1 input_154; [L350] SORT_98 input_155; [L351] SORT_1 input_156; [L352] SORT_51 input_157; [L353] SORT_9 input_158; [L354] SORT_1 input_159; [L355] SORT_9 input_160; [L356] SORT_115 input_161; [L357] SORT_9 input_162; [L358] SORT_51 input_163; [L359] SORT_51 input_164; [L360] SORT_3 input_165; [L361] SORT_6 input_166; [L362] SORT_6 input_167; [L363] SORT_62 input_168; [L364] SORT_62 input_169; [L365] SORT_62 input_170; [L366] SORT_3 input_171; [L367] SORT_3 input_172; [L368] SORT_1 input_173; [L369] SORT_1 input_174; [L370] SORT_1 input_175; [L371] SORT_1 input_176; [L372] SORT_1 input_177; [L374] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L374] SORT_3 state_179 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L375] EXPR __VERIFIER_nondet_uchar() & mask_SORT_62 [L375] SORT_62 state_183 = __VERIFIER_nondet_uchar() & mask_SORT_62; [L376] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L376] SORT_3 state_185 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L377] EXPR __VERIFIER_nondet_uchar() & mask_SORT_51 [L377] SORT_51 state_195 = __VERIFIER_nondet_uchar() & mask_SORT_51; [L378] EXPR __VERIFIER_nondet_uint() & mask_SORT_115 [L378] SORT_115 state_207 = __VERIFIER_nondet_uint() & mask_SORT_115; [L379] EXPR __VERIFIER_nondet_uchar() & mask_SORT_62 [L379] SORT_62 state_234 = __VERIFIER_nondet_uchar() & mask_SORT_62; [L380] EXPR __VERIFIER_nondet_uchar() & mask_SORT_51 [L380] SORT_51 state_243 = __VERIFIER_nondet_uchar() & mask_SORT_51; [L381] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L381] SORT_3 state_267 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L382] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L382] SORT_1 state_271 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L383] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L383] SORT_9 state_331 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L384] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L384] SORT_1 state_555 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L385] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L385] SORT_9 state_637 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L386] EXPR __VERIFIER_nondet_uchar() & mask_SORT_51 [L386] SORT_51 state_649 = __VERIFIER_nondet_uchar() & mask_SORT_51; [L387] EXPR __VERIFIER_nondet_uint() & mask_SORT_11 [L387] SORT_11 state_672 = __VERIFIER_nondet_uint() & mask_SORT_11; [L388] EXPR __VERIFIER_nondet_uchar() & mask_SORT_98 [L388] SORT_98 state_717 = __VERIFIER_nondet_uchar() & mask_SORT_98; [L389] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L389] SORT_1 state_720 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L390] EXPR __VERIFIER_nondet_uchar() & mask_SORT_98 [L390] SORT_98 state_723 = __VERIFIER_nondet_uchar() & mask_SORT_98; [L391] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L391] SORT_1 state_726 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L392] EXPR __VERIFIER_nondet_uchar() & mask_SORT_98 [L392] SORT_98 state_729 = __VERIFIER_nondet_uchar() & mask_SORT_98; [L393] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L393] SORT_1 state_732 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L394] EXPR __VERIFIER_nondet_uchar() & mask_SORT_98 [L394] SORT_98 state_735 = __VERIFIER_nondet_uchar() & mask_SORT_98; [L395] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L395] SORT_1 state_738 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L396] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L396] SORT_9 state_767 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L397] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L397] SORT_9 state_785 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L398] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L398] SORT_9 state_788 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L399] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L399] SORT_9 state_791 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L400] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L400] SORT_9 state_3195 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L401] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L401] SORT_3 state_3203 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L402] EXPR __VERIFIER_nondet_uint() & mask_SORT_11 [L402] SORT_11 state_3211 = __VERIFIER_nondet_uint() & mask_SORT_11; [L403] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L403] SORT_1 state_3214 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L404] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L404] SORT_3 state_3298 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L405] EXPR __VERIFIER_nondet_uchar() & mask_SORT_62 [L405] SORT_62 state_3325 = __VERIFIER_nondet_uchar() & mask_SORT_62; [L406] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L406] SORT_3 state_3333 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L407] EXPR __VERIFIER_nondet_uchar() & mask_SORT_107 [L407] SORT_107 state_3337 = __VERIFIER_nondet_uchar() & mask_SORT_107; [L408] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L408] SORT_3 state_3350 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L409] EXPR __VERIFIER_nondet_uint() & mask_SORT_11 [L409] SORT_11 state_3361 = __VERIFIER_nondet_uint() & mask_SORT_11; [L410] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L410] SORT_3 state_3396 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L411] EXPR __VERIFIER_nondet_uint() & mask_SORT_71 [L411] SORT_71 state_3399 = __VERIFIER_nondet_uint() & mask_SORT_71; [L412] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L412] SORT_9 state_3402 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L413] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L413] SORT_3 state_3414 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L414] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L414] SORT_3 state_3420 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L415] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L415] SORT_9 state_3795 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L416] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L416] SORT_1 state_3803 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L417] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L417] SORT_3 state_3807 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L418] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L418] SORT_1 state_3810 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L419] EXPR __VERIFIER_nondet_uchar() & mask_SORT_6 [L419] SORT_6 state_3822 = __VERIFIER_nondet_uchar() & mask_SORT_6; [L420] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L420] SORT_9 state_3852 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L421] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L421] SORT_9 state_3857 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L422] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L422] SORT_9 state_3862 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L423] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L423] SORT_9 state_3867 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L424] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L424] SORT_9 state_3911 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L425] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L425] SORT_9 state_3942 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L426] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L426] SORT_9 state_3969 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L427] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L427] SORT_9 state_3982 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L428] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L428] SORT_9 state_3998 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L429] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 [L429] SORT_9 state_4009 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L430] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L430] SORT_3 state_4134 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L431] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L431] SORT_1 state_4137 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L432] EXPR __VERIFIER_nondet_uchar() & mask_SORT_6 [L432] SORT_6 state_4140 = __VERIFIER_nondet_uchar() & mask_SORT_6; [L434] SORT_3 init_180_arg_1 = var_178; [L435] state_179 = init_180_arg_1 [L436] SORT_62 init_184_arg_1 = var_182; [L437] state_183 = init_184_arg_1 [L438] SORT_3 init_186_arg_1 = var_178; [L439] state_185 = init_186_arg_1 [L440] SORT_51 init_196_arg_1 = var_194; [L441] state_195 = init_196_arg_1 [L442] SORT_115 init_208_arg_1 = var_206; [L443] state_207 = init_208_arg_1 [L444] SORT_62 init_235_arg_1 = var_182; [L445] state_234 = init_235_arg_1 [L446] SORT_51 init_244_arg_1 = var_194; [L447] state_243 = init_244_arg_1 [L448] SORT_3 init_268_arg_1 = var_178; [L449] state_267 = init_268_arg_1 [L450] SORT_1 init_272_arg_1 = var_270; [L451] state_271 = init_272_arg_1 [L452] SORT_9 init_332_arg_1 = var_330; [L453] state_331 = init_332_arg_1 [L454] SORT_1 init_556_arg_1 = var_270; [L455] state_555 = init_556_arg_1 [L456] SORT_9 init_638_arg_1 = var_330; [L457] state_637 = init_638_arg_1 [L458] SORT_51 init_650_arg_1 = var_194; [L459] state_649 = init_650_arg_1 [L460] SORT_11 init_673_arg_1 = var_671; [L461] state_672 = init_673_arg_1 [L462] SORT_98 init_718_arg_1 = var_531; [L463] state_717 = init_718_arg_1 [L464] SORT_1 init_721_arg_1 = var_270; [L465] state_720 = init_721_arg_1 [L466] SORT_98 init_724_arg_1 = var_531; [L467] state_723 = init_724_arg_1 [L468] SORT_1 init_727_arg_1 = var_270; [L469] state_726 = init_727_arg_1 [L470] SORT_98 init_730_arg_1 = var_531; [L471] state_729 = init_730_arg_1 [L472] SORT_1 init_733_arg_1 = var_270; [L473] state_732 = init_733_arg_1 [L474] SORT_98 init_736_arg_1 = var_531; [L475] state_735 = init_736_arg_1 [L476] SORT_1 init_739_arg_1 = var_270; [L477] state_738 = init_739_arg_1 [L478] SORT_9 init_768_arg_1 = var_330; [L479] state_767 = init_768_arg_1 [L480] SORT_9 init_786_arg_1 = var_330; [L481] state_785 = init_786_arg_1 [L482] SORT_9 init_789_arg_1 = var_330; [L483] state_788 = init_789_arg_1 [L484] SORT_9 init_792_arg_1 = var_330; [L485] state_791 = init_792_arg_1 [L486] SORT_9 init_3196_arg_1 = var_330; [L487] state_3195 = init_3196_arg_1 [L488] SORT_3 init_3204_arg_1 = var_178; [L489] state_3203 = init_3204_arg_1 [L490] SORT_11 init_3212_arg_1 = var_671; [L491] state_3211 = init_3212_arg_1 [L492] SORT_1 init_3215_arg_1 = var_270; [L493] state_3214 = init_3215_arg_1 [L494] SORT_3 init_3299_arg_1 = var_178; [L495] state_3298 = init_3299_arg_1 [L496] SORT_62 init_3326_arg_1 = var_182; [L497] state_3325 = init_3326_arg_1 [L498] SORT_3 init_3334_arg_1 = var_178; [L499] state_3333 = init_3334_arg_1 [L500] SORT_107 init_3338_arg_1 = var_3336; [L501] state_3337 = init_3338_arg_1 [L502] SORT_3 init_3351_arg_1 = var_178; [L503] state_3350 = init_3351_arg_1 [L504] SORT_11 init_3362_arg_1 = var_671; [L505] state_3361 = init_3362_arg_1 [L506] SORT_3 init_3397_arg_1 = var_178; [L507] state_3396 = init_3397_arg_1 [L508] SORT_71 init_3400_arg_1 = var_3192; [L509] state_3399 = init_3400_arg_1 [L510] SORT_9 init_3403_arg_1 = var_330; [L511] state_3402 = init_3403_arg_1 [L512] SORT_3 init_3415_arg_1 = var_178; [L513] state_3414 = init_3415_arg_1 [L514] SORT_3 init_3421_arg_1 = var_178; [L515] state_3420 = init_3421_arg_1 [L516] SORT_9 init_3796_arg_1 = var_330; [L517] state_3795 = init_3796_arg_1 [L518] SORT_1 init_3804_arg_1 = var_270; [L519] state_3803 = init_3804_arg_1 [L520] SORT_3 init_3808_arg_1 = var_178; [L521] state_3807 = init_3808_arg_1 [L522] SORT_1 init_3811_arg_1 = var_270; [L523] state_3810 = init_3811_arg_1 [L524] SORT_6 init_3823_arg_1 = var_1627; [L525] state_3822 = init_3823_arg_1 [L526] SORT_9 init_3853_arg_1 = var_330; [L527] state_3852 = init_3853_arg_1 [L528] SORT_9 init_3858_arg_1 = var_330; [L529] state_3857 = init_3858_arg_1 [L530] SORT_9 init_3863_arg_1 = var_330; [L531] state_3862 = init_3863_arg_1 [L532] SORT_9 init_3868_arg_1 = var_330; [L533] state_3867 = init_3868_arg_1 [L534] SORT_9 init_3912_arg_1 = var_330; [L535] state_3911 = init_3912_arg_1 [L536] SORT_9 init_3943_arg_1 = var_330; [L537] state_3942 = init_3943_arg_1 [L538] SORT_9 init_3970_arg_1 = var_330; [L539] state_3969 = init_3970_arg_1 [L540] SORT_9 init_3983_arg_1 = var_330; [L541] state_3982 = init_3983_arg_1 [L542] SORT_9 init_3999_arg_1 = var_330; [L543] state_3998 = init_3999_arg_1 [L544] SORT_9 init_4010_arg_1 = var_330; [L545] state_4009 = init_4010_arg_1 [L546] SORT_3 init_4135_arg_1 = var_178; [L547] state_4134 = init_4135_arg_1 [L548] SORT_1 init_4138_arg_1 = var_270; [L549] state_4137 = init_4138_arg_1 [L550] SORT_6 init_4141_arg_1 = var_1627; [L551] state_4140 = init_4141_arg_1 VAL [init_180_arg_1=0, init_184_arg_1=0, init_186_arg_1=0, init_196_arg_1=0, init_208_arg_1=0, init_235_arg_1=0, init_244_arg_1=0, init_268_arg_1=0, init_272_arg_1=0, init_3196_arg_1=0, init_3204_arg_1=0, init_3212_arg_1=0, init_3215_arg_1=0, init_3299_arg_1=0, init_3326_arg_1=0, init_332_arg_1=0, init_3334_arg_1=0, init_3338_arg_1=0, init_3351_arg_1=0, init_3362_arg_1=0, init_3397_arg_1=0, init_3400_arg_1=0, init_3403_arg_1=0, init_3415_arg_1=0, init_3421_arg_1=0, init_3796_arg_1=0, init_3804_arg_1=0, init_3808_arg_1=0, init_3811_arg_1=0, init_3823_arg_1=0, init_3853_arg_1=0, init_3858_arg_1=0, init_3863_arg_1=0, init_3868_arg_1=0, init_3912_arg_1=0, init_3943_arg_1=0, init_3970_arg_1=0, init_3983_arg_1=0, init_3999_arg_1=0, init_4010_arg_1=0, init_4135_arg_1=0, init_4138_arg_1=0, init_4141_arg_1=0, init_556_arg_1=0, init_638_arg_1=0, init_650_arg_1=0, init_673_arg_1=0, init_718_arg_1=0, init_721_arg_1=0, init_724_arg_1=0, init_727_arg_1=0, init_730_arg_1=0, init_733_arg_1=0, init_736_arg_1=0, init_739_arg_1=0, init_768_arg_1=0, init_786_arg_1=0, init_789_arg_1=0, init_792_arg_1=0, mask_SORT_1052=524287, mask_SORT_1054=1048575, mask_SORT_1056=2097151, mask_SORT_107=127, mask_SORT_115=33554431, mask_SORT_11=4294967295, mask_SORT_1273=8388607, mask_SORT_1421=67108863, mask_SORT_1467=134217727, mask_SORT_1470=268435455, mask_SORT_1473=536870911, mask_SORT_1478=2147483647, mask_SORT_1=3, mask_SORT_21=4095, mask_SORT_3185=17179869183, mask_SORT_3=1, mask_SORT_403=511, mask_SORT_405=1023, mask_SORT_407=2047, mask_SORT_51=7, mask_SORT_62=31, mask_SORT_6=15, mask_SORT_71=16777215, mask_SORT_742=16383, mask_SORT_744=65535, mask_SORT_746=4194303, mask_SORT_749=1073741823, mask_SORT_796=8589934591, mask_SORT_953=8191, mask_SORT_956=32767, mask_SORT_959=131071, mask_SORT_961=262143, mask_SORT_98=63, mask_SORT_9=255, msb_SORT_1052=262144, msb_SORT_1054=524288, msb_SORT_1056=1048576, msb_SORT_107=64, msb_SORT_115=16777216, msb_SORT_11=2147483648, msb_SORT_1273=4194304, msb_SORT_1421=33554432, msb_SORT_1467=67108864, msb_SORT_1470=134217728, msb_SORT_1473=268435456, msb_SORT_1478=1073741824, msb_SORT_1=2, msb_SORT_21=2048, msb_SORT_3185=8589934592, msb_SORT_3=1, msb_SORT_403=256, msb_SORT_405=512, msb_SORT_407=1024, msb_SORT_51=4, msb_SORT_62=16, msb_SORT_6=8, msb_SORT_71=8388608, msb_SORT_742=8192, msb_SORT_744=32768, msb_SORT_746=2097152, msb_SORT_749=536870912, msb_SORT_796=4294967296, msb_SORT_953=4096, msb_SORT_956=16384, msb_SORT_959=65536, msb_SORT_961=131072, msb_SORT_98=32, msb_SORT_9=128, state_179=0, state_183=0, state_185=0, state_195=0, state_207=0, state_234=0, state_243=0, state_267=0, state_271=0, state_3195=0, state_3203=0, state_3211=0, state_3214=0, state_3298=0, state_331=0, state_3325=0, state_3333=0, state_3337=0, state_3350=0, state_3361=0, state_3396=0, state_3399=0, state_3402=0, state_3414=0, state_3420=0, state_3795=0, state_3803=0, state_3807=0, state_3810=0, state_3822=0, state_3852=0, state_3857=0, state_3862=0, state_3867=0, state_3911=0, state_3942=0, state_3969=0, state_3982=0, state_3998=0, state_4009=0, state_4134=0, state_4137=0, state_4140=0, state_555=0, state_637=0, state_649=0, state_672=0, state_717=0, state_720=0, state_723=0, state_726=0, state_729=0, state_732=0, state_735=0, state_738=0, state_767=0, state_785=0, state_788=0, state_791=0, var_1413=8, var_1422=0, var_1507=255, var_1511=1, var_1627=0, var_178=0, var_182=0, var_194=0, var_198=5, var_201=4, var_206=0, var_2565=1, var_2568=3, var_2571=2, var_2575=5, var_2578=7, var_2581=6, var_2585=4, var_2591=9, var_2594=11, var_2597=10, var_2601=13, var_2604=15, var_2607=14, var_2611=12, var_263=1, var_270=0, var_278=3, var_2797=0, var_280=2, var_282=1, var_286=1, var_289=3, var_292=2, var_298=7, var_301=6, var_3187=0, var_3192=0, var_3226=0, var_3227=0, var_330=0, var_3336=0, var_351=11, var_353=10, var_355=2, var_357=9, var_372=21, var_374=20, var_376=19, var_378=18, var_380=17, var_382=16, var_384=15, var_386=14, var_388=8, var_390=6, var_392=3, var_394=5, var_411=4, var_413=1, var_423=7, var_441=13, var_449=12, var_470=23, var_473=22, var_482=25, var_485=27, var_488=26, var_492=29, var_495=31, var_498=30, var_502=28, var_508=24, var_531=0, var_607=3, var_671=0, var_797=0, var_966=2, var_969=1] [L554] input_2 = __VERIFIER_nondet_uchar() [L555] EXPR input_2 & mask_SORT_1 [L555] input_2 = input_2 & mask_SORT_1 [L556] input_4 = __VERIFIER_nondet_uchar() [L557] input_5 = __VERIFIER_nondet_uchar() [L558] EXPR input_5 & mask_SORT_3 [L558] input_5 = input_5 & mask_SORT_3 [L559] input_7 = __VERIFIER_nondet_uchar() [L560] EXPR input_7 & mask_SORT_6 [L560] input_7 = input_7 & mask_SORT_6 [L561] input_8 = __VERIFIER_nondet_uchar() [L562] EXPR input_8 & mask_SORT_3 [L562] input_8 = input_8 & mask_SORT_3 [L563] input_10 = __VERIFIER_nondet_uchar() [L564] input_12 = __VERIFIER_nondet_uint() [L565] input_13 = __VERIFIER_nondet_uchar() [L566] EXPR input_13 & mask_SORT_1 [L566] input_13 = input_13 & mask_SORT_1 [L567] input_14 = __VERIFIER_nondet_uchar() [L568] input_15 = __VERIFIER_nondet_uchar() [L569] input_16 = __VERIFIER_nondet_uchar() [L570] input_17 = __VERIFIER_nondet_uchar() [L571] EXPR input_17 & mask_SORT_1 [L571] input_17 = input_17 & mask_SORT_1 [L572] input_18 = __VERIFIER_nondet_uchar() [L573] input_19 = __VERIFIER_nondet_uchar() [L574] input_20 = __VERIFIER_nondet_uchar() [L575] input_22 = __VERIFIER_nondet_ushort() [L576] input_23 = __VERIFIER_nondet_uchar() [L577] EXPR input_23 & mask_SORT_3 [L577] input_23 = input_23 & mask_SORT_3 [L578] input_24 = __VERIFIER_nondet_uint() [L579] input_25 = __VERIFIER_nondet_uchar() [L580] EXPR input_25 & mask_SORT_9 [L580] input_25 = input_25 & mask_SORT_9 [L581] input_26 = __VERIFIER_nondet_uchar() [L582] EXPR input_26 & mask_SORT_9 [L582] input_26 = input_26 & mask_SORT_9 [L583] input_27 = __VERIFIER_nondet_uchar() [L584] EXPR input_27 & mask_SORT_9 [L584] input_27 = input_27 & mask_SORT_9 [L585] input_28 = __VERIFIER_nondet_uchar() [L586] EXPR input_28 & mask_SORT_1 [L586] input_28 = input_28 & mask_SORT_1 [L587] input_29 = __VERIFIER_nondet_uchar() [L588] EXPR input_29 & mask_SORT_3 [L588] input_29 = input_29 & mask_SORT_3 [L589] input_30 = __VERIFIER_nondet_uchar() [L590] input_31 = __VERIFIER_nondet_uchar() [L591] input_32 = __VERIFIER_nondet_uchar() [L592] input_33 = __VERIFIER_nondet_uchar() [L593] input_34 = __VERIFIER_nondet_uchar() [L594] input_35 = __VERIFIER_nondet_uchar() [L595] input_36 = __VERIFIER_nondet_uchar() [L596] input_37 = __VERIFIER_nondet_uchar() [L597] input_38 = __VERIFIER_nondet_uchar() [L598] EXPR input_38 & mask_SORT_9 [L598] input_38 = input_38 & mask_SORT_9 [L599] input_39 = __VERIFIER_nondet_uchar() [L600] EXPR input_39 & mask_SORT_9 [L600] input_39 = input_39 & mask_SORT_9 [L601] input_40 = __VERIFIER_nondet_uchar() [L602] EXPR input_40 & mask_SORT_9 [L602] input_40 = input_40 & mask_SORT_9 [L603] input_41 = __VERIFIER_nondet_uchar() [L604] EXPR input_41 & mask_SORT_9 [L604] input_41 = input_41 & mask_SORT_9 [L605] input_42 = __VERIFIER_nondet_uchar() [L606] EXPR input_42 & mask_SORT_9 [L606] input_42 = input_42 & mask_SORT_9 [L607] input_43 = __VERIFIER_nondet_uchar() [L608] EXPR input_43 & mask_SORT_9 [L608] input_43 = input_43 & mask_SORT_9 [L609] input_44 = __VERIFIER_nondet_uchar() [L610] EXPR input_44 & mask_SORT_3 [L610] input_44 = input_44 & mask_SORT_3 [L611] input_45 = __VERIFIER_nondet_uchar() [L612] EXPR input_45 & mask_SORT_3 [L612] input_45 = input_45 & mask_SORT_3 [L613] input_46 = __VERIFIER_nondet_uchar() [L614] input_47 = __VERIFIER_nondet_uchar() [L615] input_48 = __VERIFIER_nondet_uchar() [L616] input_49 = __VERIFIER_nondet_uchar() [L617] input_50 = __VERIFIER_nondet_uchar() [L618] input_52 = __VERIFIER_nondet_uchar() [L619] input_53 = __VERIFIER_nondet_uchar() [L620] EXPR input_53 & mask_SORT_3 [L620] input_53 = input_53 & mask_SORT_3 [L621] input_54 = __VERIFIER_nondet_uchar() [L622] EXPR input_54 & mask_SORT_3 [L622] input_54 = input_54 & mask_SORT_3 [L623] input_55 = __VERIFIER_nondet_uchar() [L624] EXPR input_55 & mask_SORT_1 [L624] input_55 = input_55 & mask_SORT_1 [L625] input_56 = __VERIFIER_nondet_uchar() [L626] EXPR input_56 & mask_SORT_51 [L626] input_56 = input_56 & mask_SORT_51 [L627] input_57 = __VERIFIER_nondet_uchar() [L628] EXPR input_57 & mask_SORT_1 [L628] input_57 = input_57 & mask_SORT_1 [L629] input_58 = __VERIFIER_nondet_uchar() [L630] EXPR input_58 & mask_SORT_3 [L630] input_58 = input_58 & mask_SORT_3 [L631] input_59 = __VERIFIER_nondet_uchar() [L632] input_60 = __VERIFIER_nondet_uchar() [L633] input_61 = __VERIFIER_nondet_uchar() [L634] EXPR input_61 & mask_SORT_3 [L634] input_61 = input_61 & mask_SORT_3 [L635] input_63 = __VERIFIER_nondet_uchar() [L636] EXPR input_63 & mask_SORT_62 [L636] input_63 = input_63 & mask_SORT_62 [L637] input_64 = __VERIFIER_nondet_uchar() [L638] input_65 = __VERIFIER_nondet_uchar() [L639] input_66 = __VERIFIER_nondet_uint() [L640] input_67 = __VERIFIER_nondet_uchar() [L641] input_68 = __VERIFIER_nondet_uchar() [L642] input_69 = __VERIFIER_nondet_uchar() [L643] input_70 = __VERIFIER_nondet_uchar() [L644] input_72 = __VERIFIER_nondet_uint() [L645] input_73 = __VERIFIER_nondet_uchar() [L646] input_74 = __VERIFIER_nondet_uchar() [L647] input_75 = __VERIFIER_nondet_uchar() [L648] input_76 = __VERIFIER_nondet_uchar() [L649] input_77 = __VERIFIER_nondet_uchar() [L650] input_78 = __VERIFIER_nondet_uchar() [L651] input_79 = __VERIFIER_nondet_uchar() [L652] input_80 = __VERIFIER_nondet_uchar() [L653] input_81 = __VERIFIER_nondet_uchar() [L654] input_82 = __VERIFIER_nondet_uchar() [L655] input_83 = __VERIFIER_nondet_uchar() [L656] input_84 = __VERIFIER_nondet_uint() [L657] input_85 = __VERIFIER_nondet_uchar() [L658] input_86 = __VERIFIER_nondet_uint() [L659] input_87 = __VERIFIER_nondet_uchar() [L660] input_88 = __VERIFIER_nondet_uchar() [L661] input_89 = __VERIFIER_nondet_uchar() [L662] input_90 = __VERIFIER_nondet_uchar() [L663] input_91 = __VERIFIER_nondet_uchar() [L664] input_92 = __VERIFIER_nondet_uchar() [L665] input_93 = __VERIFIER_nondet_uchar() [L666] input_94 = __VERIFIER_nondet_uchar() [L667] input_95 = __VERIFIER_nondet_uchar() [L668] input_96 = __VERIFIER_nondet_uchar() [L669] input_97 = __VERIFIER_nondet_uchar() [L670] input_99 = __VERIFIER_nondet_uchar() [L671] input_100 = __VERIFIER_nondet_uchar() [L672] input_101 = __VERIFIER_nondet_uchar() [L673] input_102 = __VERIFIER_nondet_uchar() [L674] input_103 = __VERIFIER_nondet_uchar() [L675] input_104 = __VERIFIER_nondet_uchar() [L676] input_105 = __VERIFIER_nondet_uchar() [L677] input_106 = __VERIFIER_nondet_uchar() [L678] input_108 = __VERIFIER_nondet_uchar() [L679] input_109 = __VERIFIER_nondet_uchar() [L680] input_110 = __VERIFIER_nondet_uchar() [L681] input_111 = __VERIFIER_nondet_uchar() [L682] input_112 = __VERIFIER_nondet_uchar() [L683] input_113 = __VERIFIER_nondet_uchar() [L684] input_114 = __VERIFIER_nondet_uchar() [L685] input_116 = __VERIFIER_nondet_uint() [L686] input_117 = __VERIFIER_nondet_uchar() [L687] input_118 = __VERIFIER_nondet_uchar() [L688] input_119 = __VERIFIER_nondet_uchar() [L689] input_120 = __VERIFIER_nondet_uchar() [L690] input_121 = __VERIFIER_nondet_uchar() [L691] input_122 = __VERIFIER_nondet_uchar() [L692] input_123 = __VERIFIER_nondet_uchar() [L693] input_124 = __VERIFIER_nondet_uchar() [L694] input_125 = __VERIFIER_nondet_uchar() [L695] input_126 = __VERIFIER_nondet_uchar() [L696] input_127 = __VERIFIER_nondet_uchar() [L697] input_128 = __VERIFIER_nondet_uchar() [L698] input_129 = __VERIFIER_nondet_uchar() [L699] input_130 = __VERIFIER_nondet_uchar() [L700] input_131 = __VERIFIER_nondet_uchar() [L701] input_132 = __VERIFIER_nondet_uchar() [L702] input_133 = __VERIFIER_nondet_uchar() [L703] input_134 = __VERIFIER_nondet_uchar() [L704] input_135 = __VERIFIER_nondet_uchar() [L705] input_136 = __VERIFIER_nondet_uchar() [L706] input_137 = __VERIFIER_nondet_uint() [L707] input_138 = __VERIFIER_nondet_uint() [L708] input_139 = __VERIFIER_nondet_uchar() [L709] input_140 = __VERIFIER_nondet_uchar() [L710] input_141 = __VERIFIER_nondet_uchar() [L711] input_142 = __VERIFIER_nondet_uchar() [L712] input_143 = __VERIFIER_nondet_uchar() [L713] input_144 = __VERIFIER_nondet_uchar() [L714] input_145 = __VERIFIER_nondet_uint() [L715] input_146 = __VERIFIER_nondet_uchar() [L716] input_147 = __VERIFIER_nondet_uchar() [L717] input_148 = __VERIFIER_nondet_uint() [L718] input_149 = __VERIFIER_nondet_uchar() [L719] input_150 = __VERIFIER_nondet_uchar() [L720] input_151 = __VERIFIER_nondet_uchar() [L721] input_152 = __VERIFIER_nondet_uchar() [L722] input_153 = __VERIFIER_nondet_uchar() [L723] input_154 = __VERIFIER_nondet_uchar() [L724] input_155 = __VERIFIER_nondet_uchar() [L725] input_156 = __VERIFIER_nondet_uchar() [L726] input_157 = __VERIFIER_nondet_uchar() [L727] input_158 = __VERIFIER_nondet_uchar() [L728] input_159 = __VERIFIER_nondet_uchar() [L729] input_160 = __VERIFIER_nondet_uchar() [L730] input_161 = __VERIFIER_nondet_uint() [L731] input_162 = __VERIFIER_nondet_uchar() [L732] input_163 = __VERIFIER_nondet_uchar() [L733] input_164 = __VERIFIER_nondet_uchar() [L734] input_165 = __VERIFIER_nondet_uchar() [L735] input_166 = __VERIFIER_nondet_uchar() [L736] input_167 = __VERIFIER_nondet_uchar() [L737] input_168 = __VERIFIER_nondet_uchar() [L738] input_169 = __VERIFIER_nondet_uchar() [L739] input_170 = __VERIFIER_nondet_uchar() [L740] input_171 = __VERIFIER_nondet_uchar() [L741] input_172 = __VERIFIER_nondet_uchar() [L742] input_173 = __VERIFIER_nondet_uchar() [L743] input_174 = __VERIFIER_nondet_uchar() [L744] input_175 = __VERIFIER_nondet_uchar() [L745] input_176 = __VERIFIER_nondet_uchar() [L746] input_177 = __VERIFIER_nondet_uchar() [L749] SORT_3 var_181_arg_0 = state_179; [L750] SORT_3 var_181 = ~var_181_arg_0; [L751] SORT_3 var_187_arg_0 = state_185; [L752] SORT_62 var_187_arg_1 = state_183; [L753] SORT_62 var_187_arg_2 = input_113; [L754] SORT_62 var_187 = var_187_arg_0 ? var_187_arg_1 : var_187_arg_2; [L755] EXPR var_187 & mask_SORT_62 [L755] var_187 = var_187 & mask_SORT_62 [L756] SORT_62 var_210_arg_0 = var_187; [L757] SORT_3 var_210 = var_210_arg_0 >> 0; [L758] SORT_3 var_211_arg_0 = var_210; [L759] SORT_3 var_211 = ~var_211_arg_0; [L760] SORT_3 var_209_arg_0 = state_185; [L761] SORT_115 var_209_arg_1 = state_207; [L762] SORT_115 var_209_arg_2 = input_116; [L763] SORT_115 var_209 = var_209_arg_0 ? var_209_arg_1 : var_209_arg_2; [L764] EXPR var_209 & mask_SORT_115 [L764] var_209 = var_209 & mask_SORT_115 [L765] SORT_115 var_225_arg_0 = var_209; [L766] SORT_3 var_225 = var_225_arg_0 >> 0; [L767] SORT_3 var_226_arg_0 = var_225; [L768] SORT_3 var_226 = ~var_226_arg_0; [L769] EXPR var_226 & mask_SORT_3 [L769] var_226 = var_226 & mask_SORT_3 [L770] SORT_3 var_227_arg_0 = var_211; [L771] SORT_3 var_227_arg_1 = var_226; [L772] EXPR ((SORT_1)var_227_arg_0 << 1) | var_227_arg_1 [L772] SORT_1 var_227 = ((SORT_1)var_227_arg_0 << 1) | var_227_arg_1; [L773] EXPR var_227 & mask_SORT_1 [L773] var_227 = var_227 & mask_SORT_1 [L774] SORT_1 var_228_arg_0 = var_227; [L775] SORT_3 var_228 = var_228_arg_0 == mask_SORT_1; [L776] SORT_62 var_230_arg_0 = var_187; [L777] SORT_3 var_230 = var_230_arg_0 >> 0; [L778] SORT_115 var_212_arg_0 = var_209; [L779] SORT_3 var_212 = var_212_arg_0 >> 0; [L780] EXPR var_212 & mask_SORT_3 [L780] var_212 = var_212 & mask_SORT_3 [L781] SORT_3 var_213_arg_0 = var_211; [L782] SORT_3 var_213_arg_1 = var_212; [L783] EXPR ((SORT_1)var_213_arg_0 << 1) | var_213_arg_1 [L783] SORT_1 var_213 = ((SORT_1)var_213_arg_0 << 1) | var_213_arg_1; [L784] EXPR var_213 & mask_SORT_1 [L784] var_213 = var_213 & mask_SORT_1 [L785] SORT_1 var_214_arg_0 = var_213; [L786] SORT_3 var_214 = var_214_arg_0 == mask_SORT_1; [L787] SORT_3 var_197_arg_0 = state_185; [L788] SORT_51 var_197_arg_1 = state_195; [L789] SORT_51 var_197_arg_2 = input_92; [L790] SORT_51 var_197 = var_197_arg_0 ? var_197_arg_1 : var_197_arg_2; [L791] EXPR var_197 & mask_SORT_51 [L791] var_197 = var_197 & mask_SORT_51 [L792] SORT_51 var_202_arg_0 = var_197; [L793] SORT_51 var_202_arg_1 = var_201; [L794] SORT_3 var_202 = var_202_arg_0 == var_202_arg_1; [L795] SORT_3 var_203_arg_0 = var_202; [L796] SORT_3 var_203 = ~var_203_arg_0; [L797] SORT_51 var_199_arg_0 = var_197; [L798] SORT_51 var_199_arg_1 = var_198; [L799] SORT_3 var_199 = var_199_arg_0 == var_199_arg_1; [L800] SORT_3 var_219_arg_0 = var_203; [L801] SORT_3 var_219_arg_1 = var_199; [L802] EXPR ((SORT_1)var_219_arg_0 << 1) | var_219_arg_1 [L802] SORT_1 var_219 = ((SORT_1)var_219_arg_0 << 1) | var_219_arg_1; [L803] EXPR var_219 & mask_SORT_1 [L803] var_219 = var_219 & mask_SORT_1 [L804] SORT_1 var_220_arg_0 = var_219; [L805] SORT_3 var_220 = var_220_arg_0 == mask_SORT_1; [L806] SORT_3 var_221_arg_0 = var_220; [L807] SORT_3 var_221_arg_1 = var_202; [L808] EXPR ((SORT_1)var_221_arg_0 << 1) | var_221_arg_1 [L808] SORT_1 var_221 = ((SORT_1)var_221_arg_0 << 1) | var_221_arg_1; [L809] EXPR var_221 & mask_SORT_1 [L809] var_221 = var_221 & mask_SORT_1 [L810] SORT_1 var_222_arg_0 = var_221; [L811] SORT_3 var_222 = var_222_arg_0 != 0; [L812] SORT_3 var_223_arg_0 = var_214; [L813] SORT_3 var_223_arg_1 = var_222; [L814] EXPR ((SORT_1)var_223_arg_0 << 1) | var_223_arg_1 [L814] SORT_1 var_223 = ((SORT_1)var_223_arg_0 << 1) | var_223_arg_1; [L815] EXPR var_223 & mask_SORT_1 [L815] var_223 = var_223 & mask_SORT_1 [L816] SORT_1 var_224_arg_0 = var_223; [L817] SORT_3 var_224 = var_224_arg_0 == mask_SORT_1; [L818] SORT_3 var_200_arg_0 = var_199; [L819] SORT_3 var_200 = ~var_200_arg_0; [L820] EXPR var_200 & mask_SORT_3 [L820] var_200 = var_200 & mask_SORT_3 [L821] SORT_3 var_204_arg_0 = var_203; [L822] SORT_3 var_204_arg_1 = var_200; [L823] EXPR ((SORT_1)var_204_arg_0 << 1) | var_204_arg_1 [L823] SORT_1 var_204 = ((SORT_1)var_204_arg_0 << 1) | var_204_arg_1; [L824] EXPR var_204 & mask_SORT_1 [L824] var_204 = var_204 & mask_SORT_1 [L825] SORT_1 var_205_arg_0 = var_204; [L826] SORT_3 var_205 = var_205_arg_0 == mask_SORT_1; [L827] SORT_3 var_215_arg_0 = var_214; [L828] SORT_3 var_215_arg_1 = var_205; [L829] EXPR ((SORT_1)var_215_arg_0 << 1) | var_215_arg_1 [L829] SORT_1 var_215 = ((SORT_1)var_215_arg_0 << 1) | var_215_arg_1; [L830] EXPR var_215 & mask_SORT_1 [L830] var_215 = var_215 & mask_SORT_1 [L831] SORT_1 var_216_arg_0 = var_215; [L832] SORT_3 var_216 = var_216_arg_0 == mask_SORT_1; [L833] SORT_62 var_188_arg_0 = var_187; [L834] SORT_3 var_188 = var_188_arg_0 >> 1; [L835] SORT_3 var_189_arg_0 = var_188; [L836] SORT_3 var_189 = ~var_189_arg_0; [L837] SORT_62 var_190_arg_0 = var_187; [L838] SORT_3 var_190 = var_190_arg_0 >> 2; [L839] EXPR var_190 & mask_SORT_3 [L839] var_190 = var_190 & mask_SORT_3 [L840] SORT_3 var_191_arg_0 = var_189; [L841] SORT_3 var_191_arg_1 = var_190; [L842] EXPR ((SORT_1)var_191_arg_0 << 1) | var_191_arg_1 [L842] SORT_1 var_191 = ((SORT_1)var_191_arg_0 << 1) | var_191_arg_1; [L843] EXPR var_191 & mask_SORT_1 [L843] var_191 = var_191 & mask_SORT_1 [L844] SORT_1 var_192_arg_0 = var_191; [L845] SORT_3 var_192 = var_192_arg_0 == mask_SORT_1; [L846] SORT_3 var_193_arg_0 = var_192; [L847] SORT_3 var_193 = ~var_193_arg_0; [L848] EXPR var_193 & mask_SORT_3 [L848] var_193 = var_193 & mask_SORT_3 [L849] SORT_3 var_217_arg_0 = var_216; [L850] SORT_3 var_217_arg_1 = var_193; [L851] EXPR ((SORT_1)var_217_arg_0 << 1) | var_217_arg_1 [L851] SORT_1 var_217 = ((SORT_1)var_217_arg_0 << 1) | var_217_arg_1; [L852] EXPR var_217 & mask_SORT_1 [L852] var_217 = var_217 & mask_SORT_1 [L853] SORT_1 var_218_arg_0 = var_217; [L854] SORT_3 var_218 = var_218_arg_0 == mask_SORT_1; [L855] SORT_3 var_229_arg_0 = var_224; [L856] SORT_3 var_229_arg_1 = var_218; [L857] EXPR ((SORT_1)var_229_arg_0 << 1) | var_229_arg_1 [L857] SORT_1 var_229 = ((SORT_1)var_229_arg_0 << 1) | var_229_arg_1; [L858] EXPR var_229 & mask_SORT_1 [L858] var_229 = var_229 & mask_SORT_1 [L859] SORT_3 var_231_arg_0 = var_230; [L860] SORT_1 var_231_arg_1 = var_229; [L861] EXPR ((SORT_51)var_231_arg_0 << 2) | var_231_arg_1 [L861] SORT_51 var_231 = ((SORT_51)var_231_arg_0 << 2) | var_231_arg_1; [L862] EXPR var_231 & mask_SORT_51 [L862] var_231 = var_231 & mask_SORT_51 [L863] SORT_3 var_232_arg_0 = var_228; [L864] SORT_51 var_232_arg_1 = var_231; [L865] EXPR ((SORT_6)var_232_arg_0 << 3) | var_232_arg_1 [L865] SORT_6 var_232 = ((SORT_6)var_232_arg_0 << 3) | var_232_arg_1; [L866] EXPR var_232 & mask_SORT_6 [L866] var_232 = var_232 & mask_SORT_6 [L867] SORT_6 var_233_arg_0 = var_232; [L868] SORT_3 var_233 = var_233_arg_0 != 0; [L869] SORT_62 var_255_arg_0 = var_187; [L870] SORT_3 var_255 = var_255_arg_0 >> 0; [L871] SORT_3 var_245_arg_0 = state_185; [L872] SORT_51 var_245_arg_1 = state_243; [L873] SORT_51 var_245_arg_2 = input_92; [L874] SORT_51 var_245 = var_245_arg_0 ? var_245_arg_1 : var_245_arg_2; [L875] EXPR var_245 & mask_SORT_51 [L875] var_245 = var_245 & mask_SORT_51 [L876] SORT_51 var_246_arg_0 = var_245; [L877] SORT_51 var_246_arg_1 = var_198; [L878] SORT_3 var_246 = var_246_arg_0 == var_246_arg_1; [L879] SORT_3 var_247_arg_0 = var_246; [L880] SORT_3 var_247 = ~var_247_arg_0; [L881] EXPR var_247 & mask_SORT_3 [L881] var_247 = var_247 & mask_SORT_3 [L882] SORT_3 var_248_arg_0 = var_203; [L883] SORT_3 var_248_arg_1 = var_247; [L884] EXPR ((SORT_1)var_248_arg_0 << 1) | var_248_arg_1 [L884] SORT_1 var_248 = ((SORT_1)var_248_arg_0 << 1) | var_248_arg_1; [L885] EXPR var_248 & mask_SORT_1 [L885] var_248 = var_248 & mask_SORT_1 [L886] SORT_1 var_249_arg_0 = var_248; [L887] SORT_3 var_249 = var_249_arg_0 == mask_SORT_1; [L888] SORT_3 var_250_arg_0 = var_214; [L889] SORT_3 var_250_arg_1 = var_249; [L890] EXPR ((SORT_1)var_250_arg_0 << 1) | var_250_arg_1 [L890] SORT_1 var_250 = ((SORT_1)var_250_arg_0 << 1) | var_250_arg_1; [L891] EXPR var_250 & mask_SORT_1 [L891] var_250 = var_250 & mask_SORT_1 [L892] SORT_1 var_251_arg_0 = var_250; [L893] SORT_3 var_251 = var_251_arg_0 == mask_SORT_1; [L894] SORT_3 var_236_arg_0 = state_185; [L895] SORT_62 var_236_arg_1 = state_234; [L896] SORT_62 var_236_arg_2 = input_113; [L897] SORT_62 var_236 = var_236_arg_0 ? var_236_arg_1 : var_236_arg_2; [L898] SORT_62 var_237_arg_0 = var_236; [L899] SORT_3 var_237 = var_237_arg_0 >> 1; [L900] SORT_3 var_238_arg_0 = var_237; [L901] SORT_3 var_238 = ~var_238_arg_0; [L902] SORT_62 var_239_arg_0 = var_236; [L903] SORT_3 var_239 = var_239_arg_0 >> 2; [L904] EXPR var_239 & mask_SORT_3 [L904] var_239 = var_239 & mask_SORT_3 [L905] SORT_3 var_240_arg_0 = var_238; [L906] SORT_3 var_240_arg_1 = var_239; [L907] EXPR ((SORT_1)var_240_arg_0 << 1) | var_240_arg_1 [L907] SORT_1 var_240 = ((SORT_1)var_240_arg_0 << 1) | var_240_arg_1; [L908] EXPR var_240 & mask_SORT_1 [L908] var_240 = var_240 & mask_SORT_1 [L909] SORT_1 var_241_arg_0 = var_240; [L910] SORT_3 var_241 = var_241_arg_0 == mask_SORT_1; [L911] SORT_3 var_242_arg_0 = var_241; [L912] SORT_3 var_242 = ~var_242_arg_0; [L913] EXPR var_242 & mask_SORT_3 [L913] var_242 = var_242 & mask_SORT_3 [L914] SORT_3 var_252_arg_0 = var_251; [L915] SORT_3 var_252_arg_1 = var_242; [L916] EXPR ((SORT_1)var_252_arg_0 << 1) | var_252_arg_1 [L916] SORT_1 var_252 = ((SORT_1)var_252_arg_0 << 1) | var_252_arg_1; [L917] EXPR var_252 & mask_SORT_1 [L917] var_252 = var_252 & mask_SORT_1 [L918] SORT_1 var_253_arg_0 = var_252; [L919] SORT_3 var_253 = var_253_arg_0 == mask_SORT_1; [L920] SORT_3 var_254_arg_0 = var_224; [L921] SORT_3 var_254_arg_1 = var_253; [L922] EXPR ((SORT_1)var_254_arg_0 << 1) | var_254_arg_1 [L922] SORT_1 var_254 = ((SORT_1)var_254_arg_0 << 1) | var_254_arg_1; [L923] EXPR var_254 & mask_SORT_1 [L923] var_254 = var_254 & mask_SORT_1 [L924] SORT_3 var_256_arg_0 = var_255; [L925] SORT_1 var_256_arg_1 = var_254; [L926] EXPR ((SORT_51)var_256_arg_0 << 2) | var_256_arg_1 [L926] SORT_51 var_256 = ((SORT_51)var_256_arg_0 << 2) | var_256_arg_1; [L927] EXPR var_256 & mask_SORT_51 [L927] var_256 = var_256 & mask_SORT_51 [L928] SORT_3 var_257_arg_0 = var_228; [L929] SORT_51 var_257_arg_1 = var_256; [L930] EXPR ((SORT_6)var_257_arg_0 << 3) | var_257_arg_1 [L930] SORT_6 var_257 = ((SORT_6)var_257_arg_0 << 3) | var_257_arg_1; [L931] EXPR var_257 & mask_SORT_6 [L931] var_257 = var_257 & mask_SORT_6 [L932] SORT_6 var_258_arg_0 = var_257; [L933] SORT_3 var_258 = var_258_arg_0 != 0; [L934] SORT_3 var_259_arg_0 = var_233; [L935] SORT_3 var_259_arg_1 = var_258; [L936] SORT_3 var_259 = var_259_arg_0 == var_259_arg_1; [L937] SORT_3 var_260_arg_0 = var_181; [L938] SORT_3 var_260_arg_1 = var_259; [L939] EXPR var_260_arg_0 | var_260_arg_1 [L939] SORT_3 var_260 = var_260_arg_0 | var_260_arg_1; [L940] SORT_3 var_264_arg_0 = var_260; [L941] SORT_3 var_264 = ~var_264_arg_0; [L942] SORT_3 var_265_arg_0 = var_263; [L943] SORT_3 var_265_arg_1 = var_264; [L944] EXPR var_265_arg_0 & var_265_arg_1 [L944] SORT_3 var_265 = var_265_arg_0 & var_265_arg_1; [L945] EXPR var_265 & mask_SORT_3 [L945] var_265 = var_265 & mask_SORT_3 [L946] SORT_3 bad_266_arg_0 = var_265; [L947] CALL __VERIFIER_assert(!(bad_266_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: 11.0s, 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: 0.2s SsaConstructionTime, 6.2s 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 13:22:10,428 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/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_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/bin/utaipan-verify-nQ1chXbOIh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/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_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/bin/utaipan-verify-nQ1chXbOIh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/bin/utaipan-verify-nQ1chXbOIh/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal59.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/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_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/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 a3f4c7ab054c3ca54ca3af1fb812d6f1a3344e6bef9fc12196defd88e689c26e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 13:22:13,615 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 13:22:13,714 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/bin/utaipan-verify-nQ1chXbOIh/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-12-02 13:22:13,722 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 13:22:13,723 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-02 13:22:13,758 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 13:22:13,758 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-02 13:22:13,759 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-02 13:22:13,760 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 13:22:13,761 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-02 13:22:13,762 INFO L153 SettingsManager]: * User list type=DISABLED [2023-12-02 13:22:13,762 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-12-02 13:22:13,763 INFO L153 SettingsManager]: * Explicit value domain=true [2023-12-02 13:22:13,764 INFO L153 SettingsManager]: * Octagon Domain=false [2023-12-02 13:22:13,764 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-12-02 13:22:13,765 INFO L153 SettingsManager]: * Interval Domain=false [2023-12-02 13:22:13,766 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 13:22:13,767 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 13:22:13,768 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 13:22:13,768 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 13:22:13,769 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 13:22:13,770 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 13:22:13,770 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 13:22:13,771 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 13:22:13,771 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 13:22:13,772 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 13:22:13,772 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 13:22:13,773 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 13:22:13,773 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-02 13:22:13,774 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-02 13:22:13,774 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-02 13:22:13,775 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:22:13,776 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 13:22:13,776 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 13:22:13,776 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 13:22:13,777 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 13:22:13,777 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 13:22:13,777 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-02 13:22:13,777 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 13:22:13,778 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-12-02 13:22:13,778 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 13:22:13,779 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_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/bin/utaipan-verify-nQ1chXbOIh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a3f4c7ab054c3ca54ca3af1fb812d6f1a3344e6bef9fc12196defd88e689c26e [2023-12-02 13:22:14,155 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 13:22:14,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 13:22:14,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 13:22:14,184 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 13:22:14,184 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 13:22:14,186 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/bin/utaipan-verify-nQ1chXbOIh/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal59.c [2023-12-02 13:22:17,580 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 13:22:18,342 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 13:22:18,343 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal59.c [2023-12-02 13:22:18,436 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/bin/utaipan-verify-nQ1chXbOIh/data/524da0171/6b6ea867e5e343a198effc42493a8935/FLAGd1d36d405 [2023-12-02 13:22:18,454 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/bin/utaipan-verify-nQ1chXbOIh/data/524da0171/6b6ea867e5e343a198effc42493a8935 [2023-12-02 13:22:18,457 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 13:22:18,459 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 13:22:18,461 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 13:22:18,461 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 13:22:18,467 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 13:22:18,468 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:22:18" (1/1) ... [2023-12-02 13:22:18,470 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@656f37a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:22:18, skipping insertion in model container [2023-12-02 13:22:18,470 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 01:22:18" (1/1) ... [2023-12-02 13:22:18,722 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 13:22:19,141 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_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal59.c[1245,1258] [2023-12-02 13:22:20,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:22:20,584 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 13:22:20,603 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_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal59.c[1245,1258] [2023-12-02 13:22:21,684 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 13:22:21,709 INFO L206 MainTranslator]: Completed translation [2023-12-02 13:22:21,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:22:21 WrapperNode [2023-12-02 13:22:21,711 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 13:22:21,713 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 13:22:21,713 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 13:22:21,714 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 13:22:21,725 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:22:21" (1/1) ... [2023-12-02 13:22:21,900 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:22:21" (1/1) ... [2023-12-02 13:22:22,446 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 14415 [2023-12-02 13:22:22,446 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 13:22:22,447 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 13:22:22,448 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 13:22:22,448 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 13:22:22,459 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:22:21" (1/1) ... [2023-12-02 13:22:22,460 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:22:21" (1/1) ... [2023-12-02 13:22:22,553 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:22:21" (1/1) ... [2023-12-02 13:22:22,553 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:22:21" (1/1) ... [2023-12-02 13:22:22,897 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:22:21" (1/1) ... [2023-12-02 13:22:22,924 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:22:21" (1/1) ... [2023-12-02 13:22:22,987 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:22:21" (1/1) ... [2023-12-02 13:22:23,023 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:22:21" (1/1) ... [2023-12-02 13:22:23,222 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 13:22:23,223 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 13:22:23,223 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 13:22:23,224 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 13:22:23,225 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:22:21" (1/1) ... [2023-12-02 13:22:23,232 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-12-02 13:22:23,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/bin/utaipan-verify-nQ1chXbOIh/z3 [2023-12-02 13:22:23,265 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-12-02 13:22:23,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/bin/utaipan-verify-nQ1chXbOIh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-12-02 13:22:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 13:22:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 13:22:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 13:22:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 13:22:25,381 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 13:22:25,385 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 13:24:14,885 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 13:24:15,409 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 13:24:15,409 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 13:24:15,410 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:24:15 BoogieIcfgContainer [2023-12-02 13:24:15,410 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 13:24:15,413 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-02 13:24:15,414 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-02 13:24:15,417 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-02 13:24:15,417 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 01:22:18" (1/3) ... [2023-12-02 13:24:15,418 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@388397e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:24:15, skipping insertion in model container [2023-12-02 13:24:15,418 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 01:22:21" (2/3) ... [2023-12-02 13:24:15,419 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@388397e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 01:24:15, skipping insertion in model container [2023-12-02 13:24:15,419 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 01:24:15" (3/3) ... [2023-12-02 13:24:15,421 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.cal59.c [2023-12-02 13:24:15,440 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-02 13:24:15,440 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-02 13:24:15,487 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-02 13:24:15,495 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;@7ffde5b0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-02 13:24:15,495 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-02 13:24:15,499 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 13:24:15,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 13:24:15,504 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:24:15,504 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-12-02 13:24:15,505 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:24:15,510 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:24:15,510 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-12-02 13:24:15,530 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:24:15,531 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [187029045] [2023-12-02 13:24:15,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:24:15,532 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 13:24:15,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:24:15,533 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/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 13:24:15,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/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 13:24:17,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:24:17,793 INFO L262 TraceCheckSpWp]: Trace formula consists of 483 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 13:24:17,845 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:24:18,109 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 13:24:18,109 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-02 13:24:18,110 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2023-12-02 13:24:18,111 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [187029045] [2023-12-02 13:24:18,112 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [187029045] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-02 13:24:18,112 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-02 13:24:18,112 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-02 13:24:18,114 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1795880669] [2023-12-02 13:24:18,115 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-02 13:24:18,121 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-02 13:24:18,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2023-12-02 13:24:18,154 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-02 13:24:18,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-02 13:24:18,157 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 13:24:21,452 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:24:23,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:24:25,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:24:28,724 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:24:30,766 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-12-02 13:24:30,767 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-02 13:24:30,768 INFO L93 Difference]: Finished difference Result 16 states and 24 transitions. [2023-12-02 13:24:30,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-02 13:24:30,886 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 13:24:30,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-02 13:24:30,895 INFO L225 Difference]: With dead ends: 16 [2023-12-02 13:24:30,895 INFO L226 Difference]: Without dead ends: 9 [2023-12-02 13:24:30,898 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 13:24:30,902 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 3 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.3s 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, 12.5s IncrementalHoareTripleChecker+Time [2023-12-02 13:24:30,904 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 7 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 5 Unknown, 0 Unchecked, 12.5s Time] [2023-12-02 13:24:30,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2023-12-02 13:24:30,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2023-12-02 13:24:30,932 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 13:24:30,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2023-12-02 13:24:30,934 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 4 [2023-12-02 13:24:30,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-02 13:24:30,934 INFO L495 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2023-12-02 13:24:30,935 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 13:24:30,935 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2023-12-02 13:24:30,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 13:24:30,935 INFO L187 NwaCegarLoop]: Found error trace [2023-12-02 13:24:30,936 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2023-12-02 13:24:30,945 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/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 13:24:31,136 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/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 13:24:31,137 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-02 13:24:31,138 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 13:24:31,138 INFO L85 PathProgramCache]: Analyzing trace with hash -1393329571, now seen corresponding path program 1 times [2023-12-02 13:24:31,153 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2023-12-02 13:24:31,153 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1276938701] [2023-12-02 13:24:31,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-02 13:24:31,153 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 13:24:31,153 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/bin/utaipan-verify-nQ1chXbOIh/mathsat [2023-12-02 13:24:31,184 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/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 13:24:31,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_927fdc8e-a1c2-437a-a5b0-e2309d1d5e8f/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 13:27:28,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 13:27:29,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 11981 conjuncts, 170 conjunts are in the unsatisfiable core [2023-12-02 13:27:29,447 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 13:27:32,963 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 13:27:32,963 INFO L327 TraceCheckSpWp]: Computing backward predicates...