./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.6.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.6.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 61ff0c478cd6e8d41d810ae4d1198eff2eb63a9a5783db9909f1ae30395ad01a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:37:04,230 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:37:04,388 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-09 05:37:04,397 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:37:04,397 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:37:04,442 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:37:04,443 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:37:04,444 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:37:04,445 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:37:04,447 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:37:04,447 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:37:04,448 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:37:04,449 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:37:04,449 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-09 05:37:04,449 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:37:04,451 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:37:04,454 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-09 05:37:04,454 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-09 05:37:04,454 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:37:04,455 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-09 05:37:04,455 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-09 05:37:04,460 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-09 05:37:04,460 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:37:04,461 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:37:04,461 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 05:37:04,462 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:37:04,462 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:37:04,462 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:37:04,462 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:37:04,463 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:37:04,463 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:37:04,466 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:37:04,467 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:37:04,467 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:37:04,468 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:37:04,468 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:37:04,469 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:37:04,469 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:37:04,470 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:37:04,471 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-09 05:37:04,471 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 05:37:04,472 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:37:04,472 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:37:04,472 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-09 05:37:04,472 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_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 61ff0c478cd6e8d41d810ae4d1198eff2eb63a9a5783db9909f1ae30395ad01a [2024-11-09 05:37:04,883 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:37:04,917 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:37:04,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:37:04,922 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:37:04,923 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:37:04,924 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.6.prop1-back-serstep.c Unable to find full path for "g++" [2024-11-09 05:37:07,361 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:37:07,700 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:37:07,701 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.6.prop1-back-serstep.c [2024-11-09 05:37:07,715 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/data/371c9c2d5/d96b89e9fad646f39d82d0ac1d13e6f5/FLAGce04ff9af [2024-11-09 05:37:07,735 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/data/371c9c2d5/d96b89e9fad646f39d82d0ac1d13e6f5 [2024-11-09 05:37:07,739 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:37:07,741 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:37:07,744 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:37:07,744 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:37:07,752 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:37:07,753 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:37:07" (1/1) ... [2024-11-09 05:37:07,755 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3aa00178 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:07, skipping insertion in model container [2024-11-09 05:37:07,755 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:37:07" (1/1) ... [2024-11-09 05:37:07,811 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:37:08,121 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.6.prop1-back-serstep.c[1174,1187] [2024-11-09 05:37:08,420 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:37:08,441 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:37:08,458 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.6.prop1-back-serstep.c[1174,1187] [2024-11-09 05:37:08,639 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:37:08,663 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:37:08,663 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:08 WrapperNode [2024-11-09 05:37:08,664 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:37:08,665 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:37:08,666 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:37:08,667 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:37:08,677 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:08" (1/1) ... [2024-11-09 05:37:08,742 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:08" (1/1) ... [2024-11-09 05:37:09,058 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1950 [2024-11-09 05:37:09,059 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:37:09,060 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:37:09,061 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:37:09,061 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:37:09,074 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:08" (1/1) ... [2024-11-09 05:37:09,075 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:08" (1/1) ... [2024-11-09 05:37:09,266 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:08" (1/1) ... [2024-11-09 05:37:09,266 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:08" (1/1) ... [2024-11-09 05:37:09,374 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:08" (1/1) ... [2024-11-09 05:37:09,391 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:08" (1/1) ... [2024-11-09 05:37:09,410 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:08" (1/1) ... [2024-11-09 05:37:09,433 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:08" (1/1) ... [2024-11-09 05:37:09,471 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:37:09,472 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:37:09,473 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:37:09,474 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:37:09,475 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:08" (1/1) ... [2024-11-09 05:37:09,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:37:09,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:37:09,524 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:37:09,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:37:09,659 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:37:09,659 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 05:37:09,659 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:37:09,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:37:09,988 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:37:09,990 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:37:13,508 INFO L? ?]: Removed 993 outVars from TransFormulas that were not future-live. [2024-11-09 05:37:13,510 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:37:17,844 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:37:17,844 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:37:17,845 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:37:17 BoogieIcfgContainer [2024-11-09 05:37:17,845 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:37:17,848 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:37:17,848 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:37:17,852 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:37:17,853 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:37:07" (1/3) ... [2024-11-09 05:37:17,854 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a3e045 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:37:17, skipping insertion in model container [2024-11-09 05:37:17,854 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:08" (2/3) ... [2024-11-09 05:37:17,855 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a3e045 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:37:17, skipping insertion in model container [2024-11-09 05:37:17,855 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:37:17" (3/3) ... [2024-11-09 05:37:17,858 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.adding.6.prop1-back-serstep.c [2024-11-09 05:37:17,880 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:37:17,880 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:37:17,961 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:37:17,968 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3f0a19ed, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:37:17,968 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:37:17,972 INFO L276 IsEmpty]: Start isEmpty. Operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:17,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-09 05:37:17,979 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:17,980 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-11-09 05:37:17,981 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:37:17,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:17,987 INFO L85 PathProgramCache]: Analyzing trace with hash 101183450, now seen corresponding path program 1 times [2024-11-09 05:37:17,998 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:17,998 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [611928083] [2024-11-09 05:37:17,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:17,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:18,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:19,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:37:19,871 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-09 05:37:19,871 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [611928083] [2024-11-09 05:37:19,872 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [611928083] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:19,872 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:19,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-09 05:37:19,875 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [415380177] [2024-11-09 05:37:19,875 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:19,879 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:37:19,880 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-09 05:37:19,904 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:37:19,904 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:37:19,906 INFO L87 Difference]: Start difference. First 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) 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) [2024-11-09 05:37:22,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-09 05:37:23,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:23,803 INFO L93 Difference]: Finished difference Result 15 states and 20 transitions. [2024-11-09 05:37:23,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 05:37:23,806 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 [2024-11-09 05:37:23,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:23,816 INFO L225 Difference]: With dead ends: 15 [2024-11-09 05:37:23,816 INFO L226 Difference]: Without dead ends: 9 [2024-11-09 05:37:23,819 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:37:23,824 INFO L432 NwaCegarLoop]: 2 mSDtfsCounter, 2 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.9s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:23,825 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 6 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 10 Invalid, 1 Unknown, 0 Unchecked, 3.9s Time] [2024-11-09 05:37:23,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2024-11-09 05:37:23,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2024-11-09 05:37:23,864 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) [2024-11-09 05:37:23,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2024-11-09 05:37:23,866 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 4 [2024-11-09 05:37:23,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:23,867 INFO L471 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2024-11-09 05:37:23,868 INFO L472 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) [2024-11-09 05:37:23,868 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2024-11-09 05:37:23,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-09 05:37:23,869 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:23,869 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2024-11-09 05:37:23,869 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-09 05:37:23,870 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:37:23,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:23,871 INFO L85 PathProgramCache]: Analyzing trace with hash -622181821, now seen corresponding path program 1 times [2024-11-09 05:37:23,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-09 05:37:23,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836515347] [2024-11-09 05:37:23,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:23,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 05:37:36,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:37:36,961 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-09 05:37:48,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-09 05:37:48,172 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-09 05:37:48,172 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-09 05:37:48,174 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-09 05:37:48,177 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-09 05:37:48,182 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-09 05:37:48,252 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-09 05:37:48,253 WARN L290 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2024-11-09 05:37:48,302 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-09 05:37:48,314 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 05:37:48 BoogieIcfgContainer [2024-11-09 05:37:48,315 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-09 05:37:48,316 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 05:37:48,316 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 05:37:48,316 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 05:37:48,317 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:37:17" (3/4) ... [2024-11-09 05:37:48,320 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-09 05:37:48,322 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 05:37:48,323 INFO L158 Benchmark]: Toolchain (without parser) took 40582.05ms. Allocated memory was 153.1MB in the beginning and 1.8GB in the end (delta: 1.6GB). Free memory was 90.6MB in the beginning and 856.4MB in the end (delta: -765.8MB). Peak memory consumption was 873.4MB. Max. memory is 16.1GB. [2024-11-09 05:37:48,325 INFO L158 Benchmark]: CDTParser took 1.43ms. Allocated memory is still 153.1MB. Free memory was 127.2MB in the beginning and 127.0MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:37:48,325 INFO L158 Benchmark]: CACSL2BoogieTranslator took 920.91ms. Allocated memory is still 153.1MB. Free memory was 90.2MB in the beginning and 95.3MB in the end (delta: -5.0MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2024-11-09 05:37:48,326 INFO L158 Benchmark]: Boogie Procedure Inliner took 393.54ms. Allocated memory is still 153.1MB. Free memory was 95.3MB in the beginning and 49.8MB in the end (delta: 45.5MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2024-11-09 05:37:48,328 INFO L158 Benchmark]: Boogie Preprocessor took 410.55ms. Allocated memory is still 153.1MB. Free memory was 49.8MB in the beginning and 87.8MB in the end (delta: -37.9MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2024-11-09 05:37:48,329 INFO L158 Benchmark]: RCFGBuilder took 8372.76ms. Allocated memory was 153.1MB in the beginning and 547.4MB in the end (delta: 394.3MB). Free memory was 87.8MB in the beginning and 373.2MB in the end (delta: -285.4MB). Peak memory consumption was 224.2MB. Max. memory is 16.1GB. [2024-11-09 05:37:48,333 INFO L158 Benchmark]: TraceAbstraction took 30466.59ms. Allocated memory was 547.4MB in the beginning and 1.8GB in the end (delta: 1.2GB). Free memory was 373.2MB in the beginning and 856.4MB in the end (delta: -483.2MB). Peak memory consumption was 759.4MB. Max. memory is 16.1GB. [2024-11-09 05:37:48,334 INFO L158 Benchmark]: Witness Printer took 6.27ms. Allocated memory is still 1.8GB. Free memory is still 856.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 05:37:48,337 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.43ms. Allocated memory is still 153.1MB. Free memory was 127.2MB in the beginning and 127.0MB in the end (delta: 167.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 920.91ms. Allocated memory is still 153.1MB. Free memory was 90.2MB in the beginning and 95.3MB in the end (delta: -5.0MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 393.54ms. Allocated memory is still 153.1MB. Free memory was 95.3MB in the beginning and 49.8MB in the end (delta: 45.5MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 410.55ms. Allocated memory is still 153.1MB. Free memory was 49.8MB in the beginning and 87.8MB in the end (delta: -37.9MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. * RCFGBuilder took 8372.76ms. Allocated memory was 153.1MB in the beginning and 547.4MB in the end (delta: 394.3MB). Free memory was 87.8MB in the beginning and 373.2MB in the end (delta: -285.4MB). Peak memory consumption was 224.2MB. Max. memory is 16.1GB. * TraceAbstraction took 30466.59ms. Allocated memory was 547.4MB in the beginning and 1.8GB in the end (delta: 1.2GB). Free memory was 373.2MB in the beginning and 856.4MB in the end (delta: -483.2MB). Peak memory consumption was 759.4MB. Max. memory is 16.1GB. * Witness Printer took 6.27ms. Allocated memory is still 1.8GB. Free memory is still 856.4MB. 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 188, overapproximation of shiftRight at line 192, overapproximation of bitwiseAnd at line 101. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 5); [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (5 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 16); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (16 - 1); [L35] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L36] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L38] const SORT_3 var_5 = 0; [L39] const SORT_1 var_12 = 0; [L40] const SORT_3 var_34 = 1; [L41] const SORT_3 var_37 = 0; [L42] const SORT_1 var_62 = 1; [L43] const SORT_4 var_65 = 600; [L44] const SORT_3 var_66 = 0; [L45] const SORT_4 var_68 = 16; [L46] const SORT_4 var_171 = 949; [L48] SORT_3 input_44; [L49] SORT_3 input_46; [L50] SORT_3 input_48; [L51] SORT_1 input_50; [L52] SORT_1 input_52; [L53] SORT_1 input_54; [L54] SORT_1 input_56; [L55] SORT_1 input_58; [L56] SORT_1 input_60; [L57] SORT_1 input_64; [L58] SORT_1 input_74; [L59] SORT_1 input_78; [L60] SORT_1 input_81; [L61] SORT_1 input_96; [L62] SORT_1 input_100; [L64] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L64] SORT_3 state_6 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L65] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L65] SORT_3 state_8 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L66] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L66] SORT_3 state_10 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L67] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L67] SORT_1 state_13 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L68] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L68] SORT_1 state_15 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L69] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L69] SORT_1 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L70] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L70] SORT_1 state_19 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L71] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L71] SORT_1 state_21 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L72] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L72] SORT_1 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L73] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L73] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L74] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L74] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L76] SORT_3 init_7_arg_1 = var_5; [L77] state_6 = init_7_arg_1 [L78] SORT_3 init_9_arg_1 = var_5; [L79] state_8 = init_9_arg_1 [L80] SORT_3 init_11_arg_1 = var_5; [L81] state_10 = init_11_arg_1 [L82] SORT_1 init_14_arg_1 = var_12; [L83] state_13 = init_14_arg_1 [L84] SORT_1 init_16_arg_1 = var_12; [L85] state_15 = init_16_arg_1 [L86] SORT_1 init_18_arg_1 = var_12; [L87] state_17 = init_18_arg_1 [L88] SORT_1 init_20_arg_1 = var_12; [L89] state_19 = init_20_arg_1 [L90] SORT_1 init_22_arg_1 = var_12; [L91] state_21 = init_22_arg_1 [L92] SORT_1 init_24_arg_1 = var_12; [L93] state_23 = init_24_arg_1 [L94] SORT_1 init_26_arg_1 = var_12; [L95] state_25 = init_26_arg_1 [L96] SORT_1 init_28_arg_1 = var_12; [L97] state_27 = init_28_arg_1 VAL [mask_SORT_1=1, mask_SORT_3=65535, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_6=0, state_8=0, var_171=949, var_34=1, var_37=0, var_62=1, var_65=600, var_66=0, var_68=16] [L100] input_44 = __VERIFIER_nondet_ushort() [L101] EXPR input_44 & mask_SORT_3 [L101] input_44 = input_44 & mask_SORT_3 [L102] input_46 = __VERIFIER_nondet_ushort() [L103] EXPR input_46 & mask_SORT_3 [L103] input_46 = input_46 & mask_SORT_3 [L104] input_48 = __VERIFIER_nondet_ushort() [L105] EXPR input_48 & mask_SORT_3 [L105] input_48 = input_48 & mask_SORT_3 [L106] input_50 = __VERIFIER_nondet_uchar() [L107] EXPR input_50 & mask_SORT_1 [L107] input_50 = input_50 & mask_SORT_1 [L108] input_52 = __VERIFIER_nondet_uchar() [L109] EXPR input_52 & mask_SORT_1 [L109] input_52 = input_52 & mask_SORT_1 [L110] input_54 = __VERIFIER_nondet_uchar() [L111] EXPR input_54 & mask_SORT_1 [L111] input_54 = input_54 & mask_SORT_1 [L112] input_56 = __VERIFIER_nondet_uchar() [L113] EXPR input_56 & mask_SORT_1 [L113] input_56 = input_56 & mask_SORT_1 [L114] input_58 = __VERIFIER_nondet_uchar() [L115] EXPR input_58 & mask_SORT_1 [L115] input_58 = input_58 & mask_SORT_1 [L116] input_60 = __VERIFIER_nondet_uchar() [L117] EXPR input_60 & mask_SORT_1 [L117] input_60 = input_60 & mask_SORT_1 [L118] input_64 = __VERIFIER_nondet_uchar() [L119] EXPR input_64 & mask_SORT_1 [L119] input_64 = input_64 & mask_SORT_1 [L120] input_74 = __VERIFIER_nondet_uchar() [L121] EXPR input_74 & mask_SORT_1 [L121] input_74 = input_74 & mask_SORT_1 [L122] input_78 = __VERIFIER_nondet_uchar() [L123] EXPR input_78 & mask_SORT_1 [L123] input_78 = input_78 & mask_SORT_1 [L124] input_81 = __VERIFIER_nondet_uchar() [L125] EXPR input_81 & mask_SORT_1 [L125] input_81 = input_81 & mask_SORT_1 [L126] input_96 = __VERIFIER_nondet_uchar() [L127] EXPR input_96 & mask_SORT_1 [L127] input_96 = input_96 & mask_SORT_1 [L128] input_100 = __VERIFIER_nondet_uchar() [L129] EXPR input_100 & mask_SORT_1 [L129] input_100 = input_100 & mask_SORT_1 [L132] SORT_1 var_29_arg_0 = state_13; [L133] SORT_1 var_29_arg_1 = ~state_15; [L134] EXPR var_29_arg_1 & mask_SORT_1 [L134] var_29_arg_1 = var_29_arg_1 & mask_SORT_1 [L135] EXPR var_29_arg_0 & var_29_arg_1 [L135] SORT_1 var_29 = var_29_arg_0 & var_29_arg_1; [L136] SORT_1 var_30_arg_0 = var_29; [L137] SORT_1 var_30_arg_1 = ~state_17; [L138] EXPR var_30_arg_1 & mask_SORT_1 [L138] var_30_arg_1 = var_30_arg_1 & mask_SORT_1 [L139] EXPR var_30_arg_0 & var_30_arg_1 [L139] SORT_1 var_30 = var_30_arg_0 & var_30_arg_1; [L140] SORT_1 var_31_arg_0 = var_30; [L141] SORT_1 var_31_arg_1 = state_19; [L142] EXPR var_31_arg_0 & var_31_arg_1 [L142] SORT_1 var_31 = var_31_arg_0 & var_31_arg_1; [L143] SORT_1 var_32_arg_0 = var_31; [L144] SORT_1 var_32_arg_1 = ~state_21; [L145] EXPR var_32_arg_1 & mask_SORT_1 [L145] var_32_arg_1 = var_32_arg_1 & mask_SORT_1 [L146] EXPR var_32_arg_0 & var_32_arg_1 [L146] SORT_1 var_32 = var_32_arg_0 & var_32_arg_1; [L147] SORT_1 var_33_arg_0 = var_32; [L148] SORT_1 var_33_arg_1 = ~state_23; [L149] EXPR var_33_arg_1 & mask_SORT_1 [L149] var_33_arg_1 = var_33_arg_1 & mask_SORT_1 [L150] EXPR var_33_arg_0 & var_33_arg_1 [L150] SORT_1 var_33 = var_33_arg_0 & var_33_arg_1; [L151] SORT_3 var_35_arg_0 = var_34; [L152] SORT_3 var_35_arg_1 = state_6; [L153] SORT_1 var_35 = var_35_arg_0 == var_35_arg_1; [L154] SORT_1 var_36_arg_0 = var_33; [L155] SORT_1 var_36_arg_1 = var_35; [L156] EXPR var_36_arg_0 & var_36_arg_1 [L156] SORT_1 var_36 = var_36_arg_0 & var_36_arg_1; [L157] SORT_3 var_38_arg_0 = var_37; [L158] SORT_3 var_38_arg_1 = state_8; [L159] SORT_1 var_38 = var_38_arg_0 == var_38_arg_1; [L160] SORT_1 var_39_arg_0 = var_36; [L161] SORT_1 var_39_arg_1 = var_38; [L162] EXPR var_39_arg_0 & var_39_arg_1 [L162] SORT_1 var_39 = var_39_arg_0 & var_39_arg_1; [L163] SORT_3 var_40_arg_0 = var_37; [L164] SORT_3 var_40_arg_1 = state_10; [L165] SORT_1 var_40 = var_40_arg_0 == var_40_arg_1; [L166] SORT_1 var_41_arg_0 = var_39; [L167] SORT_1 var_41_arg_1 = var_40; [L168] EXPR var_41_arg_0 & var_41_arg_1 [L168] SORT_1 var_41 = var_41_arg_0 & var_41_arg_1; [L169] SORT_1 var_42_arg_0 = state_27; [L170] SORT_1 var_42_arg_1 = var_41; [L171] EXPR var_42_arg_0 & var_42_arg_1 [L171] SORT_1 var_42 = var_42_arg_0 & var_42_arg_1; [L172] EXPR var_42 & mask_SORT_1 [L172] var_42 = var_42 & mask_SORT_1 [L173] SORT_1 bad_43_arg_0 = var_42; [L174] CALL __VERIFIER_assert(!(bad_43_arg_0)) [L21] COND FALSE !(!(cond)) [L174] RET __VERIFIER_assert(!(bad_43_arg_0)) [L176] SORT_3 next_45_arg_1 = input_44; [L177] SORT_3 next_47_arg_1 = input_46; [L178] SORT_3 next_49_arg_1 = input_48; [L179] SORT_1 next_51_arg_1 = input_50; [L180] SORT_1 next_53_arg_1 = input_52; [L181] SORT_1 next_55_arg_1 = input_54; [L182] SORT_1 next_57_arg_1 = input_56; [L183] SORT_1 next_59_arg_1 = input_58; [L184] SORT_1 next_61_arg_1 = input_60; [L185] SORT_1 next_63_arg_1 = var_62; [L186] SORT_3 var_67_arg_0 = input_44; [L187] SORT_3 var_67_arg_1 = var_66; [L188] EXPR ((SORT_4)var_67_arg_0 << 16) | var_67_arg_1 [L188] SORT_4 var_67 = ((SORT_4)var_67_arg_0 << 16) | var_67_arg_1; [L189] SORT_4 var_69_arg_0 = var_67; [L190] EXPR var_69_arg_0 & msb_SORT_4 [L190] EXPR (var_69_arg_0 & msb_SORT_4) ? (var_69_arg_0 | ~mask_SORT_4) : (var_69_arg_0 & mask_SORT_4) [L190] EXPR var_69_arg_0 & mask_SORT_4 [L190] EXPR (var_69_arg_0 & msb_SORT_4) ? (var_69_arg_0 | ~mask_SORT_4) : (var_69_arg_0 & mask_SORT_4) [L190] var_69_arg_0 = (var_69_arg_0 & msb_SORT_4) ? (var_69_arg_0 | ~mask_SORT_4) : (var_69_arg_0 & mask_SORT_4) [L191] SORT_4 var_69_arg_1 = var_68; [L192] EXPR (int)var_69_arg_0 >> var_69_arg_1 [L192] SORT_4 var_69 = (int)var_69_arg_0 >> var_69_arg_1; [L193] EXPR var_69_arg_0 & msb_SORT_4 [L193] EXPR (var_69_arg_0 & msb_SORT_4) ? (var_69 | ~(mask_SORT_4 >> var_69_arg_1)) : var_69 [L193] var_69 = (var_69_arg_0 & msb_SORT_4) ? (var_69 | ~(mask_SORT_4 >> var_69_arg_1)) : var_69 [L194] EXPR var_69 & mask_SORT_4 [L194] var_69 = var_69 & mask_SORT_4 [L195] SORT_4 var_70_arg_0 = var_65; [L196] SORT_4 var_70_arg_1 = var_69; [L197] SORT_1 var_70 = var_70_arg_0 <= var_70_arg_1; [L198] SORT_1 var_71_arg_0 = input_50; [L199] SORT_1 var_71_arg_1 = ~var_70; [L200] EXPR var_71_arg_1 & mask_SORT_1 [L200] var_71_arg_1 = var_71_arg_1 & mask_SORT_1 [L201] EXPR var_71_arg_0 & var_71_arg_1 [L201] SORT_1 var_71 = var_71_arg_0 & var_71_arg_1; [L202] SORT_1 var_72_arg_0 = ~input_64; [L203] EXPR var_72_arg_0 & mask_SORT_1 [L203] var_72_arg_0 = var_72_arg_0 & mask_SORT_1 [L204] SORT_1 var_72_arg_1 = var_71; [L205] EXPR var_72_arg_0 | var_72_arg_1 [L205] SORT_1 var_72 = var_72_arg_0 | var_72_arg_1; [L206] SORT_1 var_73_arg_0 = input_52; [L207] SORT_1 var_73_arg_1 = input_64; [L208] EXPR var_73_arg_0 | var_73_arg_1 [L208] SORT_1 var_73 = var_73_arg_0 | var_73_arg_1; [L209] SORT_1 var_75_arg_0 = var_73; [L210] SORT_1 var_75_arg_1 = ~input_74; [L211] EXPR var_75_arg_1 & mask_SORT_1 [L211] var_75_arg_1 = var_75_arg_1 & mask_SORT_1 [L212] EXPR var_75_arg_0 | var_75_arg_1 [L212] SORT_1 var_75 = var_75_arg_0 | var_75_arg_1; [L213] SORT_1 var_76_arg_0 = var_72; [L214] SORT_1 var_76_arg_1 = var_75; [L215] EXPR var_76_arg_0 & var_76_arg_1 [L215] SORT_1 var_76 = var_76_arg_0 & var_76_arg_1; [L216] SORT_1 var_77_arg_0 = input_54; [L217] SORT_1 var_77_arg_1 = input_74; [L218] EXPR var_77_arg_0 | var_77_arg_1 [L218] SORT_1 var_77 = var_77_arg_0 | var_77_arg_1; [L219] SORT_1 var_79_arg_0 = var_77; [L220] SORT_1 var_79_arg_1 = ~input_78; [L221] EXPR var_79_arg_1 & mask_SORT_1 [L221] var_79_arg_1 = var_79_arg_1 & mask_SORT_1 [L222] EXPR var_79_arg_0 | var_79_arg_1 [L222] SORT_1 var_79 = var_79_arg_0 | var_79_arg_1; [L223] SORT_1 var_80_arg_0 = var_76; [L224] SORT_1 var_80_arg_1 = var_79; [L225] EXPR var_80_arg_0 & var_80_arg_1 [L225] SORT_1 var_80 = var_80_arg_0 & var_80_arg_1; [L226] SORT_1 var_82_arg_0 = input_64; [L227] SORT_3 var_82_arg_1 = input_44; [L228] SORT_3 var_82_arg_2 = input_46; [L229] SORT_3 var_82 = var_82_arg_0 ? var_82_arg_1 : var_82_arg_2; [L230] SORT_3 var_83_arg_0 = var_82; [L231] SORT_3 var_83_arg_1 = var_66; [L232] EXPR ((SORT_4)var_83_arg_0 << 16) | var_83_arg_1 [L232] SORT_4 var_83 = ((SORT_4)var_83_arg_0 << 16) | var_83_arg_1; [L233] SORT_4 var_84_arg_0 = var_83; [L234] EXPR var_84_arg_0 & msb_SORT_4 [L234] EXPR (var_84_arg_0 & msb_SORT_4) ? (var_84_arg_0 | ~mask_SORT_4) : (var_84_arg_0 & mask_SORT_4) [L234] EXPR var_84_arg_0 & mask_SORT_4 [L234] EXPR (var_84_arg_0 & msb_SORT_4) ? (var_84_arg_0 | ~mask_SORT_4) : (var_84_arg_0 & mask_SORT_4) [L234] var_84_arg_0 = (var_84_arg_0 & msb_SORT_4) ? (var_84_arg_0 | ~mask_SORT_4) : (var_84_arg_0 & mask_SORT_4) [L235] SORT_4 var_84_arg_1 = var_68; [L236] EXPR (int)var_84_arg_0 >> var_84_arg_1 [L236] SORT_4 var_84 = (int)var_84_arg_0 >> var_84_arg_1; [L237] EXPR var_84_arg_0 & msb_SORT_4 [L237] EXPR (var_84_arg_0 & msb_SORT_4) ? (var_84 | ~(mask_SORT_4 >> var_84_arg_1)) : var_84 [L237] var_84 = (var_84_arg_0 & msb_SORT_4) ? (var_84 | ~(mask_SORT_4 >> var_84_arg_1)) : var_84 [L238] SORT_4 var_85_arg_0 = var_69; [L239] SORT_4 var_85_arg_1 = var_84; [L240] SORT_4 var_85 = var_85_arg_0 + var_85_arg_1; [L241] SORT_4 var_86_arg_0 = var_85; [L242] SORT_3 var_86 = var_86_arg_0 >> 0; [L243] SORT_1 var_87_arg_0 = input_74; [L244] SORT_3 var_87_arg_1 = var_86; [L245] SORT_3 var_87_arg_2 = var_82; [L246] SORT_3 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L247] EXPR var_87 & mask_SORT_3 [L247] var_87 = var_87 & mask_SORT_3 [L248] SORT_1 var_88_arg_0 = input_78; [L249] SORT_3 var_88_arg_1 = var_87; [L250] SORT_3 var_88_arg_2 = input_44; [L251] SORT_3 var_88 = var_88_arg_0 ? var_88_arg_1 : var_88_arg_2; [L252] SORT_3 var_89_arg_0 = var_88; [L253] SORT_3 var_89_arg_1 = var_66; [L254] EXPR ((SORT_4)var_89_arg_0 << 16) | var_89_arg_1 [L254] SORT_4 var_89 = ((SORT_4)var_89_arg_0 << 16) | var_89_arg_1; [L255] SORT_4 var_90_arg_0 = var_89; [L256] EXPR var_90_arg_0 & msb_SORT_4 [L256] EXPR (var_90_arg_0 & msb_SORT_4) ? (var_90_arg_0 | ~mask_SORT_4) : (var_90_arg_0 & mask_SORT_4) [L256] EXPR var_90_arg_0 & mask_SORT_4 [L256] EXPR (var_90_arg_0 & msb_SORT_4) ? (var_90_arg_0 | ~mask_SORT_4) : (var_90_arg_0 & mask_SORT_4) [L256] var_90_arg_0 = (var_90_arg_0 & msb_SORT_4) ? (var_90_arg_0 | ~mask_SORT_4) : (var_90_arg_0 & mask_SORT_4) [L257] SORT_4 var_90_arg_1 = var_68; [L258] EXPR (int)var_90_arg_0 >> var_90_arg_1 [L258] SORT_4 var_90 = (int)var_90_arg_0 >> var_90_arg_1; [L259] EXPR var_90_arg_0 & msb_SORT_4 [L259] EXPR (var_90_arg_0 & msb_SORT_4) ? (var_90 | ~(mask_SORT_4 >> var_90_arg_1)) : var_90 [L259] var_90 = (var_90_arg_0 & msb_SORT_4) ? (var_90 | ~(mask_SORT_4 >> var_90_arg_1)) : var_90 [L260] EXPR var_90 & mask_SORT_4 [L260] var_90 = var_90 & mask_SORT_4 [L261] SORT_4 var_91_arg_0 = var_65; [L262] SORT_4 var_91_arg_1 = var_90; [L263] SORT_1 var_91 = var_91_arg_0 <= var_91_arg_1; [L264] SORT_1 var_92_arg_0 = input_56; [L265] SORT_1 var_92_arg_1 = ~var_91; [L266] EXPR var_92_arg_1 & mask_SORT_1 [L266] var_92_arg_1 = var_92_arg_1 & mask_SORT_1 [L267] EXPR var_92_arg_0 & var_92_arg_1 [L267] SORT_1 var_92 = var_92_arg_0 & var_92_arg_1; [L268] SORT_1 var_93_arg_0 = ~input_81; [L269] EXPR var_93_arg_0 & mask_SORT_1 [L269] var_93_arg_0 = var_93_arg_0 & mask_SORT_1 [L270] SORT_1 var_93_arg_1 = var_92; [L271] EXPR var_93_arg_0 | var_93_arg_1 [L271] SORT_1 var_93 = var_93_arg_0 | var_93_arg_1; [L272] SORT_1 var_94_arg_0 = var_80; [L273] SORT_1 var_94_arg_1 = var_93; [L274] EXPR var_94_arg_0 & var_94_arg_1 [L274] SORT_1 var_94 = var_94_arg_0 & var_94_arg_1; [L275] SORT_1 var_95_arg_0 = input_58; [L276] SORT_1 var_95_arg_1 = input_81; [L277] EXPR var_95_arg_0 | var_95_arg_1 [L277] SORT_1 var_95 = var_95_arg_0 | var_95_arg_1; [L278] SORT_1 var_97_arg_0 = var_95; [L279] SORT_1 var_97_arg_1 = ~input_96; [L280] EXPR var_97_arg_1 & mask_SORT_1 [L280] var_97_arg_1 = var_97_arg_1 & mask_SORT_1 [L281] EXPR var_97_arg_0 | var_97_arg_1 [L281] SORT_1 var_97 = var_97_arg_0 | var_97_arg_1; [L282] SORT_1 var_98_arg_0 = var_94; [L283] SORT_1 var_98_arg_1 = var_97; [L284] EXPR var_98_arg_0 & var_98_arg_1 [L284] SORT_1 var_98 = var_98_arg_0 & var_98_arg_1; [L285] SORT_1 var_99_arg_0 = input_60; [L286] SORT_1 var_99_arg_1 = input_96; [L287] EXPR var_99_arg_0 | var_99_arg_1 [L287] SORT_1 var_99 = var_99_arg_0 | var_99_arg_1; [L288] SORT_1 var_101_arg_0 = var_99; [L289] SORT_1 var_101_arg_1 = ~input_100; [L290] EXPR var_101_arg_1 & mask_SORT_1 [L290] var_101_arg_1 = var_101_arg_1 & mask_SORT_1 [L291] EXPR var_101_arg_0 | var_101_arg_1 [L291] SORT_1 var_101 = var_101_arg_0 | var_101_arg_1; [L292] SORT_1 var_102_arg_0 = var_98; [L293] SORT_1 var_102_arg_1 = var_101; [L294] EXPR var_102_arg_0 & var_102_arg_1 [L294] SORT_1 var_102 = var_102_arg_0 & var_102_arg_1; [L295] SORT_1 var_103_arg_0 = input_64; [L296] SORT_1 var_103_arg_1 = input_74; [L297] EXPR var_103_arg_0 | var_103_arg_1 [L297] SORT_1 var_103 = var_103_arg_0 | var_103_arg_1; [L298] SORT_1 var_104_arg_0 = input_78; [L299] SORT_1 var_104_arg_1 = var_103; [L300] EXPR var_104_arg_0 | var_104_arg_1 [L300] SORT_1 var_104 = var_104_arg_0 | var_104_arg_1; [L301] SORT_1 var_105_arg_0 = input_81; [L302] SORT_1 var_105_arg_1 = var_104; [L303] EXPR var_105_arg_0 | var_105_arg_1 [L303] SORT_1 var_105 = var_105_arg_0 | var_105_arg_1; [L304] SORT_1 var_106_arg_0 = input_96; [L305] SORT_1 var_106_arg_1 = var_105; [L306] EXPR var_106_arg_0 | var_106_arg_1 [L306] SORT_1 var_106 = var_106_arg_0 | var_106_arg_1; [L307] SORT_1 var_107_arg_0 = input_100; [L308] SORT_1 var_107_arg_1 = var_106; [L309] EXPR var_107_arg_0 | var_107_arg_1 [L309] SORT_1 var_107 = var_107_arg_0 | var_107_arg_1; [L310] SORT_1 var_108_arg_0 = var_102; [L311] SORT_1 var_108_arg_1 = var_107; [L312] EXPR var_108_arg_0 & var_108_arg_1 [L312] SORT_1 var_108 = var_108_arg_0 & var_108_arg_1; [L313] SORT_1 var_109_arg_0 = input_50; [L314] SORT_1 var_109_arg_1 = input_52; [L315] EXPR var_109_arg_0 & var_109_arg_1 [L315] SORT_1 var_109 = var_109_arg_0 & var_109_arg_1; [L316] SORT_1 var_110_arg_0 = input_50; [L317] SORT_1 var_110_arg_1 = input_52; [L318] EXPR var_110_arg_0 | var_110_arg_1 [L318] SORT_1 var_110 = var_110_arg_0 | var_110_arg_1; [L319] SORT_1 var_111_arg_0 = input_54; [L320] SORT_1 var_111_arg_1 = var_110; [L321] EXPR var_111_arg_0 & var_111_arg_1 [L321] SORT_1 var_111 = var_111_arg_0 & var_111_arg_1; [L322] SORT_1 var_112_arg_0 = var_109; [L323] SORT_1 var_112_arg_1 = var_111; [L324] EXPR var_112_arg_0 | var_112_arg_1 [L324] SORT_1 var_112 = var_112_arg_0 | var_112_arg_1; [L325] SORT_1 var_113_arg_0 = input_54; [L326] SORT_1 var_113_arg_1 = var_110; [L327] EXPR var_113_arg_0 | var_113_arg_1 [L327] SORT_1 var_113 = var_113_arg_0 | var_113_arg_1; [L328] SORT_1 var_114_arg_0 = ~var_112; [L329] EXPR var_114_arg_0 & mask_SORT_1 [L329] var_114_arg_0 = var_114_arg_0 & mask_SORT_1 [L330] SORT_1 var_114_arg_1 = var_113; [L331] EXPR var_114_arg_0 & var_114_arg_1 [L331] SORT_1 var_114 = var_114_arg_0 & var_114_arg_1; [L332] SORT_1 var_115_arg_0 = input_56; [L333] SORT_1 var_115_arg_1 = input_58; [L334] EXPR var_115_arg_0 & var_115_arg_1 [L334] SORT_1 var_115 = var_115_arg_0 & var_115_arg_1; [L335] SORT_1 var_116_arg_0 = input_56; [L336] SORT_1 var_116_arg_1 = input_58; [L337] EXPR var_116_arg_0 | var_116_arg_1 [L337] SORT_1 var_116 = var_116_arg_0 | var_116_arg_1; [L338] SORT_1 var_117_arg_0 = input_60; [L339] SORT_1 var_117_arg_1 = var_116; [L340] EXPR var_117_arg_0 & var_117_arg_1 [L340] SORT_1 var_117 = var_117_arg_0 & var_117_arg_1; [L341] SORT_1 var_118_arg_0 = var_115; [L342] SORT_1 var_118_arg_1 = var_117; [L343] EXPR var_118_arg_0 | var_118_arg_1 [L343] SORT_1 var_118 = var_118_arg_0 | var_118_arg_1; [L344] SORT_1 var_119_arg_0 = var_114; [L345] SORT_1 var_119_arg_1 = ~var_118; [L346] EXPR var_119_arg_1 & mask_SORT_1 [L346] var_119_arg_1 = var_119_arg_1 & mask_SORT_1 [L347] EXPR var_119_arg_0 & var_119_arg_1 [L347] SORT_1 var_119 = var_119_arg_0 & var_119_arg_1; [L348] SORT_1 var_120_arg_0 = input_60; [L349] SORT_1 var_120_arg_1 = var_116; [L350] EXPR var_120_arg_0 | var_120_arg_1 [L350] SORT_1 var_120 = var_120_arg_0 | var_120_arg_1; [L351] SORT_1 var_121_arg_0 = var_119; [L352] SORT_1 var_121_arg_1 = var_120; [L353] EXPR var_121_arg_0 & var_121_arg_1 [L353] SORT_1 var_121 = var_121_arg_0 & var_121_arg_1; [L354] SORT_1 var_122_arg_0 = var_108; [L355] SORT_1 var_122_arg_1 = var_121; [L356] EXPR var_122_arg_0 & var_122_arg_1 [L356] SORT_1 var_122 = var_122_arg_0 & var_122_arg_1; [L357] SORT_1 var_123_arg_0 = var_73; [L358] SORT_1 var_123_arg_1 = ~input_74; [L359] EXPR var_123_arg_1 & mask_SORT_1 [L359] var_123_arg_1 = var_123_arg_1 & mask_SORT_1 [L360] EXPR var_123_arg_0 & var_123_arg_1 [L360] SORT_1 var_123 = var_123_arg_0 & var_123_arg_1; [L361] EXPR var_123 & mask_SORT_1 [L361] var_123 = var_123 & mask_SORT_1 [L362] SORT_1 var_124_arg_0 = input_50; [L363] SORT_1 var_124_arg_1 = ~input_64; [L364] EXPR var_124_arg_1 & mask_SORT_1 [L364] var_124_arg_1 = var_124_arg_1 & mask_SORT_1 [L365] EXPR var_124_arg_0 & var_124_arg_1 [L365] SORT_1 var_124 = var_124_arg_0 & var_124_arg_1; [L366] SORT_1 var_125_arg_0 = var_124; [L367] SORT_1 var_125_arg_1 = input_78; [L368] EXPR var_125_arg_0 | var_125_arg_1 [L368] SORT_1 var_125 = var_125_arg_0 | var_125_arg_1; [L369] EXPR var_125 & mask_SORT_1 [L369] var_125 = var_125 & mask_SORT_1 [L370] SORT_1 var_126_arg_0 = var_123; [L371] SORT_1 var_126_arg_1 = var_125; [L372] EXPR var_126_arg_0 & var_126_arg_1 [L372] SORT_1 var_126 = var_126_arg_0 & var_126_arg_1; [L373] SORT_1 var_127_arg_0 = var_77; [L374] SORT_1 var_127_arg_1 = ~input_78; [L375] EXPR var_127_arg_1 & mask_SORT_1 [L375] var_127_arg_1 = var_127_arg_1 & mask_SORT_1 [L376] EXPR var_127_arg_0 & var_127_arg_1 [L376] SORT_1 var_127 = var_127_arg_0 & var_127_arg_1; [L377] EXPR var_127 & mask_SORT_1 [L377] var_127 = var_127 & mask_SORT_1 [L378] SORT_1 var_128_arg_0 = var_123; [L379] SORT_1 var_128_arg_1 = var_125; [L380] EXPR var_128_arg_0 | var_128_arg_1 [L380] SORT_1 var_128 = var_128_arg_0 | var_128_arg_1; [L381] SORT_1 var_129_arg_0 = var_127; [L382] SORT_1 var_129_arg_1 = var_128; [L383] EXPR var_129_arg_0 & var_129_arg_1 [L383] SORT_1 var_129 = var_129_arg_0 & var_129_arg_1; [L384] SORT_1 var_130_arg_0 = var_126; [L385] SORT_1 var_130_arg_1 = var_129; [L386] EXPR var_130_arg_0 | var_130_arg_1 [L386] SORT_1 var_130 = var_130_arg_0 | var_130_arg_1; [L387] SORT_1 var_131_arg_0 = var_127; [L388] SORT_1 var_131_arg_1 = var_128; [L389] EXPR var_131_arg_0 | var_131_arg_1 [L389] SORT_1 var_131 = var_131_arg_0 | var_131_arg_1; [L390] SORT_1 var_132_arg_0 = ~var_130; [L391] EXPR var_132_arg_0 & mask_SORT_1 [L391] var_132_arg_0 = var_132_arg_0 & mask_SORT_1 [L392] SORT_1 var_132_arg_1 = var_131; [L393] EXPR var_132_arg_0 & var_132_arg_1 [L393] SORT_1 var_132 = var_132_arg_0 & var_132_arg_1; [L394] SORT_1 var_133_arg_0 = var_95; [L395] SORT_1 var_133_arg_1 = ~input_96; [L396] EXPR var_133_arg_1 & mask_SORT_1 [L396] var_133_arg_1 = var_133_arg_1 & mask_SORT_1 [L397] EXPR var_133_arg_0 & var_133_arg_1 [L397] SORT_1 var_133 = var_133_arg_0 & var_133_arg_1; [L398] EXPR var_133 & mask_SORT_1 [L398] var_133 = var_133 & mask_SORT_1 [L399] SORT_1 var_134_arg_0 = input_56; [L400] SORT_1 var_134_arg_1 = ~input_81; [L401] EXPR var_134_arg_1 & mask_SORT_1 [L401] var_134_arg_1 = var_134_arg_1 & mask_SORT_1 [L402] EXPR var_134_arg_0 & var_134_arg_1 [L402] SORT_1 var_134 = var_134_arg_0 & var_134_arg_1; [L403] SORT_1 var_135_arg_0 = var_134; [L404] SORT_1 var_135_arg_1 = input_100; [L405] EXPR var_135_arg_0 | var_135_arg_1 [L405] SORT_1 var_135 = var_135_arg_0 | var_135_arg_1; [L406] EXPR var_135 & mask_SORT_1 [L406] var_135 = var_135 & mask_SORT_1 [L407] SORT_1 var_136_arg_0 = var_133; [L408] SORT_1 var_136_arg_1 = var_135; [L409] EXPR var_136_arg_0 & var_136_arg_1 [L409] SORT_1 var_136 = var_136_arg_0 & var_136_arg_1; [L410] SORT_1 var_137_arg_0 = var_99; [L411] SORT_1 var_137_arg_1 = ~input_100; [L412] EXPR var_137_arg_1 & mask_SORT_1 [L412] var_137_arg_1 = var_137_arg_1 & mask_SORT_1 [L413] EXPR var_137_arg_0 & var_137_arg_1 [L413] SORT_1 var_137 = var_137_arg_0 & var_137_arg_1; [L414] EXPR var_137 & mask_SORT_1 [L414] var_137 = var_137 & mask_SORT_1 [L415] SORT_1 var_138_arg_0 = var_133; [L416] SORT_1 var_138_arg_1 = var_135; [L417] EXPR var_138_arg_0 | var_138_arg_1 [L417] SORT_1 var_138 = var_138_arg_0 | var_138_arg_1; [L418] SORT_1 var_139_arg_0 = var_137; [L419] SORT_1 var_139_arg_1 = var_138; [L420] EXPR var_139_arg_0 & var_139_arg_1 [L420] SORT_1 var_139 = var_139_arg_0 & var_139_arg_1; [L421] SORT_1 var_140_arg_0 = var_136; [L422] SORT_1 var_140_arg_1 = var_139; [L423] EXPR var_140_arg_0 | var_140_arg_1 [L423] SORT_1 var_140 = var_140_arg_0 | var_140_arg_1; [L424] SORT_1 var_141_arg_0 = var_132; [L425] SORT_1 var_141_arg_1 = ~var_140; [L426] EXPR var_141_arg_1 & mask_SORT_1 [L426] var_141_arg_1 = var_141_arg_1 & mask_SORT_1 [L427] EXPR var_141_arg_0 & var_141_arg_1 [L427] SORT_1 var_141 = var_141_arg_0 & var_141_arg_1; [L428] SORT_1 var_142_arg_0 = var_137; [L429] SORT_1 var_142_arg_1 = var_138; [L430] EXPR var_142_arg_0 | var_142_arg_1 [L430] SORT_1 var_142 = var_142_arg_0 | var_142_arg_1; [L431] SORT_1 var_143_arg_0 = var_141; [L432] SORT_1 var_143_arg_1 = var_142; [L433] EXPR var_143_arg_0 & var_143_arg_1 [L433] SORT_1 var_143 = var_143_arg_0 & var_143_arg_1; [L434] SORT_1 var_144_arg_0 = var_122; [L435] SORT_1 var_144_arg_1 = var_143; [L436] EXPR var_144_arg_0 & var_144_arg_1 [L436] SORT_1 var_144 = var_144_arg_0 & var_144_arg_1; [L437] SORT_1 var_145_arg_0 = input_81; [L438] SORT_3 var_145_arg_1 = var_88; [L439] SORT_3 var_145_arg_2 = input_48; [L440] SORT_3 var_145 = var_145_arg_0 ? var_145_arg_1 : var_145_arg_2; [L441] SORT_3 var_146_arg_0 = var_145; [L442] SORT_3 var_146_arg_1 = var_66; [L443] EXPR ((SORT_4)var_146_arg_0 << 16) | var_146_arg_1 [L443] SORT_4 var_146 = ((SORT_4)var_146_arg_0 << 16) | var_146_arg_1; [L444] SORT_4 var_147_arg_0 = var_146; [L445] EXPR var_147_arg_0 & msb_SORT_4 [L445] EXPR (var_147_arg_0 & msb_SORT_4) ? (var_147_arg_0 | ~mask_SORT_4) : (var_147_arg_0 & mask_SORT_4) [L445] EXPR var_147_arg_0 & mask_SORT_4 [L445] EXPR (var_147_arg_0 & msb_SORT_4) ? (var_147_arg_0 | ~mask_SORT_4) : (var_147_arg_0 & mask_SORT_4) [L445] var_147_arg_0 = (var_147_arg_0 & msb_SORT_4) ? (var_147_arg_0 | ~mask_SORT_4) : (var_147_arg_0 & mask_SORT_4) [L446] SORT_4 var_147_arg_1 = var_68; [L447] EXPR (int)var_147_arg_0 >> var_147_arg_1 [L447] SORT_4 var_147 = (int)var_147_arg_0 >> var_147_arg_1; [L448] EXPR var_147_arg_0 & msb_SORT_4 [L448] EXPR (var_147_arg_0 & msb_SORT_4) ? (var_147 | ~(mask_SORT_4 >> var_147_arg_1)) : var_147 [L448] var_147 = (var_147_arg_0 & msb_SORT_4) ? (var_147 | ~(mask_SORT_4 >> var_147_arg_1)) : var_147 [L449] SORT_4 var_148_arg_0 = var_90; [L450] SORT_4 var_148_arg_1 = var_147; [L451] SORT_4 var_148 = var_148_arg_0 + var_148_arg_1; [L452] SORT_4 var_149_arg_0 = var_148; [L453] SORT_3 var_149 = var_149_arg_0 >> 0; [L454] SORT_1 var_150_arg_0 = input_96; [L455] SORT_3 var_150_arg_1 = var_149; [L456] SORT_3 var_150_arg_2 = var_145; [L457] SORT_3 var_150 = var_150_arg_0 ? var_150_arg_1 : var_150_arg_2; [L458] EXPR var_150 & mask_SORT_3 [L458] var_150 = var_150 & mask_SORT_3 [L459] SORT_1 var_151_arg_0 = input_100; [L460] SORT_3 var_151_arg_1 = var_150; [L461] SORT_3 var_151_arg_2 = var_88; [L462] SORT_3 var_151 = var_151_arg_0 ? var_151_arg_1 : var_151_arg_2; [L463] EXPR var_151 & mask_SORT_3 [L463] var_151 = var_151 & mask_SORT_3 [L464] SORT_3 var_152_arg_0 = var_151; [L465] SORT_3 var_152_arg_1 = state_6; [L466] SORT_1 var_152 = var_152_arg_0 == var_152_arg_1; [L467] SORT_1 var_153_arg_0 = var_144; [L468] SORT_1 var_153_arg_1 = var_152; [L469] EXPR var_153_arg_0 & var_153_arg_1 [L469] SORT_1 var_153 = var_153_arg_0 & var_153_arg_1; [L470] SORT_3 var_154_arg_0 = var_87; [L471] SORT_3 var_154_arg_1 = state_8; [L472] SORT_1 var_154 = var_154_arg_0 == var_154_arg_1; [L473] SORT_1 var_155_arg_0 = var_153; [L474] SORT_1 var_155_arg_1 = var_154; [L475] EXPR var_155_arg_0 & var_155_arg_1 [L475] SORT_1 var_155 = var_155_arg_0 & var_155_arg_1; [L476] SORT_3 var_156_arg_0 = var_150; [L477] SORT_3 var_156_arg_1 = state_10; [L478] SORT_1 var_156 = var_156_arg_0 == var_156_arg_1; [L479] SORT_1 var_157_arg_0 = var_155; [L480] SORT_1 var_157_arg_1 = var_156; [L481] EXPR var_157_arg_0 & var_157_arg_1 [L481] SORT_1 var_157 = var_157_arg_0 & var_157_arg_1; [L482] SORT_1 var_158_arg_0 = var_125; [L483] SORT_1 var_158_arg_1 = state_13; [L484] SORT_1 var_158 = var_158_arg_0 == var_158_arg_1; [L485] SORT_1 var_159_arg_0 = var_157; [L486] SORT_1 var_159_arg_1 = var_158; [L487] EXPR var_159_arg_0 & var_159_arg_1 [L487] SORT_1 var_159 = var_159_arg_0 & var_159_arg_1; [L488] SORT_1 var_160_arg_0 = var_123; [L489] SORT_1 var_160_arg_1 = state_15; [L490] SORT_1 var_160 = var_160_arg_0 == var_160_arg_1; [L491] SORT_1 var_161_arg_0 = var_159; [L492] SORT_1 var_161_arg_1 = var_160; [L493] EXPR var_161_arg_0 & var_161_arg_1 [L493] SORT_1 var_161 = var_161_arg_0 & var_161_arg_1; [L494] SORT_1 var_162_arg_0 = var_127; [L495] SORT_1 var_162_arg_1 = state_17; [L496] SORT_1 var_162 = var_162_arg_0 == var_162_arg_1; [L497] SORT_1 var_163_arg_0 = var_161; [L498] SORT_1 var_163_arg_1 = var_162; [L499] EXPR var_163_arg_0 & var_163_arg_1 [L499] SORT_1 var_163 = var_163_arg_0 & var_163_arg_1; [L500] SORT_1 var_164_arg_0 = var_135; [L501] SORT_1 var_164_arg_1 = state_19; [L502] SORT_1 var_164 = var_164_arg_0 == var_164_arg_1; [L503] SORT_1 var_165_arg_0 = var_163; [L504] SORT_1 var_165_arg_1 = var_164; [L505] EXPR var_165_arg_0 & var_165_arg_1 [L505] SORT_1 var_165 = var_165_arg_0 & var_165_arg_1; [L506] SORT_1 var_166_arg_0 = var_133; [L507] SORT_1 var_166_arg_1 = state_21; [L508] SORT_1 var_166 = var_166_arg_0 == var_166_arg_1; [L509] SORT_1 var_167_arg_0 = var_165; [L510] SORT_1 var_167_arg_1 = var_166; [L511] EXPR var_167_arg_0 & var_167_arg_1 [L511] SORT_1 var_167 = var_167_arg_0 & var_167_arg_1; [L512] SORT_1 var_168_arg_0 = var_137; [L513] SORT_1 var_168_arg_1 = state_23; [L514] SORT_1 var_168 = var_168_arg_0 == var_168_arg_1; [L515] SORT_1 var_169_arg_0 = var_167; [L516] SORT_1 var_169_arg_1 = var_168; [L517] EXPR var_169_arg_0 & var_169_arg_1 [L517] SORT_1 var_169 = var_169_arg_0 & var_169_arg_1; [L518] SORT_1 var_170_arg_0 = var_169; [L519] SORT_1 var_170_arg_1 = state_27; [L520] EXPR var_170_arg_0 & var_170_arg_1 [L520] SORT_1 var_170 = var_170_arg_0 & var_170_arg_1; [L521] SORT_4 var_172_arg_0 = var_171; [L522] SORT_4 var_172_arg_1 = var_69; [L523] SORT_1 var_172 = var_172_arg_0 == var_172_arg_1; [L524] SORT_1 var_173_arg_0 = state_25; [L525] SORT_1 var_173_arg_1 = var_170; [L526] SORT_1 var_173_arg_2 = var_172; [L527] SORT_1 var_173 = var_173_arg_0 ? var_173_arg_1 : var_173_arg_2; [L528] SORT_1 next_174_arg_1 = var_173; [L530] state_6 = next_45_arg_1 [L531] state_8 = next_47_arg_1 [L532] state_10 = next_49_arg_1 [L533] state_13 = next_51_arg_1 [L534] state_15 = next_53_arg_1 [L535] state_17 = next_55_arg_1 [L536] state_19 = next_57_arg_1 [L537] state_21 = next_59_arg_1 [L538] state_23 = next_61_arg_1 [L539] state_25 = next_63_arg_1 [L540] state_27 = next_174_arg_1 [L100] input_44 = __VERIFIER_nondet_ushort() [L101] EXPR input_44 & mask_SORT_3 [L101] input_44 = input_44 & mask_SORT_3 [L102] input_46 = __VERIFIER_nondet_ushort() [L103] EXPR input_46 & mask_SORT_3 [L103] input_46 = input_46 & mask_SORT_3 [L104] input_48 = __VERIFIER_nondet_ushort() [L105] EXPR input_48 & mask_SORT_3 [L105] input_48 = input_48 & mask_SORT_3 [L106] input_50 = __VERIFIER_nondet_uchar() [L107] EXPR input_50 & mask_SORT_1 [L107] input_50 = input_50 & mask_SORT_1 [L108] input_52 = __VERIFIER_nondet_uchar() [L109] EXPR input_52 & mask_SORT_1 [L109] input_52 = input_52 & mask_SORT_1 [L110] input_54 = __VERIFIER_nondet_uchar() [L111] EXPR input_54 & mask_SORT_1 [L111] input_54 = input_54 & mask_SORT_1 [L112] input_56 = __VERIFIER_nondet_uchar() [L113] EXPR input_56 & mask_SORT_1 [L113] input_56 = input_56 & mask_SORT_1 [L114] input_58 = __VERIFIER_nondet_uchar() [L115] EXPR input_58 & mask_SORT_1 [L115] input_58 = input_58 & mask_SORT_1 [L116] input_60 = __VERIFIER_nondet_uchar() [L117] EXPR input_60 & mask_SORT_1 [L117] input_60 = input_60 & mask_SORT_1 [L118] input_64 = __VERIFIER_nondet_uchar() [L119] EXPR input_64 & mask_SORT_1 [L119] input_64 = input_64 & mask_SORT_1 [L120] input_74 = __VERIFIER_nondet_uchar() [L121] EXPR input_74 & mask_SORT_1 [L121] input_74 = input_74 & mask_SORT_1 [L122] input_78 = __VERIFIER_nondet_uchar() [L123] EXPR input_78 & mask_SORT_1 [L123] input_78 = input_78 & mask_SORT_1 [L124] input_81 = __VERIFIER_nondet_uchar() [L125] EXPR input_81 & mask_SORT_1 [L125] input_81 = input_81 & mask_SORT_1 [L126] input_96 = __VERIFIER_nondet_uchar() [L127] EXPR input_96 & mask_SORT_1 [L127] input_96 = input_96 & mask_SORT_1 [L128] input_100 = __VERIFIER_nondet_uchar() [L129] EXPR input_100 & mask_SORT_1 [L129] input_100 = input_100 & mask_SORT_1 [L132] SORT_1 var_29_arg_0 = state_13; [L133] SORT_1 var_29_arg_1 = ~state_15; [L134] EXPR var_29_arg_1 & mask_SORT_1 [L134] var_29_arg_1 = var_29_arg_1 & mask_SORT_1 [L135] EXPR var_29_arg_0 & var_29_arg_1 [L135] SORT_1 var_29 = var_29_arg_0 & var_29_arg_1; [L136] SORT_1 var_30_arg_0 = var_29; [L137] SORT_1 var_30_arg_1 = ~state_17; [L138] EXPR var_30_arg_1 & mask_SORT_1 [L138] var_30_arg_1 = var_30_arg_1 & mask_SORT_1 [L139] EXPR var_30_arg_0 & var_30_arg_1 [L139] SORT_1 var_30 = var_30_arg_0 & var_30_arg_1; [L140] SORT_1 var_31_arg_0 = var_30; [L141] SORT_1 var_31_arg_1 = state_19; [L142] EXPR var_31_arg_0 & var_31_arg_1 [L142] SORT_1 var_31 = var_31_arg_0 & var_31_arg_1; [L143] SORT_1 var_32_arg_0 = var_31; [L144] SORT_1 var_32_arg_1 = ~state_21; [L145] EXPR var_32_arg_1 & mask_SORT_1 [L145] var_32_arg_1 = var_32_arg_1 & mask_SORT_1 [L146] EXPR var_32_arg_0 & var_32_arg_1 [L146] SORT_1 var_32 = var_32_arg_0 & var_32_arg_1; [L147] SORT_1 var_33_arg_0 = var_32; [L148] SORT_1 var_33_arg_1 = ~state_23; [L149] EXPR var_33_arg_1 & mask_SORT_1 [L149] var_33_arg_1 = var_33_arg_1 & mask_SORT_1 [L150] EXPR var_33_arg_0 & var_33_arg_1 [L150] SORT_1 var_33 = var_33_arg_0 & var_33_arg_1; [L151] SORT_3 var_35_arg_0 = var_34; [L152] SORT_3 var_35_arg_1 = state_6; [L153] SORT_1 var_35 = var_35_arg_0 == var_35_arg_1; [L154] SORT_1 var_36_arg_0 = var_33; [L155] SORT_1 var_36_arg_1 = var_35; [L156] EXPR var_36_arg_0 & var_36_arg_1 [L156] SORT_1 var_36 = var_36_arg_0 & var_36_arg_1; [L157] SORT_3 var_38_arg_0 = var_37; [L158] SORT_3 var_38_arg_1 = state_8; [L159] SORT_1 var_38 = var_38_arg_0 == var_38_arg_1; [L160] SORT_1 var_39_arg_0 = var_36; [L161] SORT_1 var_39_arg_1 = var_38; [L162] EXPR var_39_arg_0 & var_39_arg_1 [L162] SORT_1 var_39 = var_39_arg_0 & var_39_arg_1; [L163] SORT_3 var_40_arg_0 = var_37; [L164] SORT_3 var_40_arg_1 = state_10; [L165] SORT_1 var_40 = var_40_arg_0 == var_40_arg_1; [L166] SORT_1 var_41_arg_0 = var_39; [L167] SORT_1 var_41_arg_1 = var_40; [L168] EXPR var_41_arg_0 & var_41_arg_1 [L168] SORT_1 var_41 = var_41_arg_0 & var_41_arg_1; [L169] SORT_1 var_42_arg_0 = state_27; [L170] SORT_1 var_42_arg_1 = var_41; [L171] EXPR var_42_arg_0 & var_42_arg_1 [L171] SORT_1 var_42 = var_42_arg_0 & var_42_arg_1; [L172] EXPR var_42 & mask_SORT_1 [L172] var_42 = var_42 & mask_SORT_1 [L173] SORT_1 bad_43_arg_0 = var_42; [L174] CALL __VERIFIER_assert(!(bad_43_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 30.2s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 3.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 3.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10 IncrementalHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 2 mSDtfsCounter, 10 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8occurred in iteration=1, InterpolantAutomatonStates: 4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 13.4s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 12 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-09 05:37:48,399 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.6.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 61ff0c478cd6e8d41d810ae4d1198eff2eb63a9a5783db9909f1ae30395ad01a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 05:37:51,361 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 05:37:51,481 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2024-11-09 05:37:51,487 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 05:37:51,487 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-09 05:37:51,518 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 05:37:51,518 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-09 05:37:51,519 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-09 05:37:51,520 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 05:37:51,520 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-09 05:37:51,521 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-09 05:37:51,521 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-09 05:37:51,522 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-09 05:37:51,522 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-09 05:37:51,523 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-09 05:37:51,523 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-09 05:37:51,524 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 05:37:51,525 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 05:37:51,526 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 05:37:51,526 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 05:37:51,527 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 05:37:51,527 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 05:37:51,528 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 05:37:51,528 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 05:37:51,529 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 05:37:51,529 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 05:37:51,529 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 05:37:51,530 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 05:37:51,530 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 05:37:51,531 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-09 05:37:51,531 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-09 05:37:51,532 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-09 05:37:51,532 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:37:51,533 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 05:37:51,533 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 05:37:51,533 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 05:37:51,534 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 05:37:51,534 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 05:37:51,535 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-09 05:37:51,535 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-09 05:37:51,535 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 61ff0c478cd6e8d41d810ae4d1198eff2eb63a9a5783db9909f1ae30395ad01a [2024-11-09 05:37:52,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 05:37:52,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 05:37:52,081 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 05:37:52,083 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 05:37:52,085 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 05:37:52,087 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.6.prop1-back-serstep.c Unable to find full path for "g++" [2024-11-09 05:37:54,714 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 05:37:55,049 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 05:37:55,050 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.6.prop1-back-serstep.c [2024-11-09 05:37:55,078 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/data/732f048db/69258e2ef7c24727b5554d4632303fbd/FLAG0c5a21319 [2024-11-09 05:37:55,099 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/data/732f048db/69258e2ef7c24727b5554d4632303fbd [2024-11-09 05:37:55,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 05:37:55,103 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 05:37:55,105 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 05:37:55,106 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 05:37:55,113 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 05:37:55,114 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:37:55" (1/1) ... [2024-11-09 05:37:55,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e31be06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:55, skipping insertion in model container [2024-11-09 05:37:55,116 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 05:37:55" (1/1) ... [2024-11-09 05:37:55,186 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 05:37:55,471 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.6.prop1-back-serstep.c[1174,1187] [2024-11-09 05:37:55,798 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:37:55,821 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 05:37:55,843 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.6.prop1-back-serstep.c[1174,1187] [2024-11-09 05:37:56,025 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 05:37:56,049 INFO L204 MainTranslator]: Completed translation [2024-11-09 05:37:56,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:56 WrapperNode [2024-11-09 05:37:56,051 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 05:37:56,052 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 05:37:56,053 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 05:37:56,053 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 05:37:56,066 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:56" (1/1) ... [2024-11-09 05:37:56,098 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:56" (1/1) ... [2024-11-09 05:37:56,187 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 574 [2024-11-09 05:37:56,187 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 05:37:56,188 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 05:37:56,189 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 05:37:56,189 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 05:37:56,202 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:56" (1/1) ... [2024-11-09 05:37:56,202 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:56" (1/1) ... [2024-11-09 05:37:56,210 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:56" (1/1) ... [2024-11-09 05:37:56,211 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:56" (1/1) ... [2024-11-09 05:37:56,231 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:56" (1/1) ... [2024-11-09 05:37:56,235 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:56" (1/1) ... [2024-11-09 05:37:56,240 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:56" (1/1) ... [2024-11-09 05:37:56,248 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:56" (1/1) ... [2024-11-09 05:37:56,265 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 05:37:56,266 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 05:37:56,266 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 05:37:56,267 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 05:37:56,272 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:56" (1/1) ... [2024-11-09 05:37:56,287 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-09 05:37:56,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/z3 [2024-11-09 05:37:56,331 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-09 05:37:56,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-09 05:37:56,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 05:37:56,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 05:37:56,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 05:37:56,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 05:37:56,672 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 05:37:56,681 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 05:37:57,933 INFO L? ?]: Removed 74 outVars from TransFormulas that were not future-live. [2024-11-09 05:37:57,933 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 05:37:57,963 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 05:37:57,964 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-09 05:37:57,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:37:57 BoogieIcfgContainer [2024-11-09 05:37:57,964 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 05:37:57,967 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-09 05:37:57,967 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-09 05:37:57,972 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-09 05:37:57,972 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 05:37:55" (1/3) ... [2024-11-09 05:37:57,974 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4da27291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:37:57, skipping insertion in model container [2024-11-09 05:37:57,974 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 05:37:56" (2/3) ... [2024-11-09 05:37:57,976 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4da27291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 05:37:57, skipping insertion in model container [2024-11-09 05:37:57,977 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 05:37:57" (3/3) ... [2024-11-09 05:37:57,978 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.adding.6.prop1-back-serstep.c [2024-11-09 05:37:58,003 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-09 05:37:58,004 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-11-09 05:37:58,093 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-09 05:37:58,102 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@68b9978, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-09 05:37:58,103 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-09 05:37:58,108 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:58,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-09 05:37:58,117 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:58,119 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-09 05:37:58,120 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:37:58,128 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:58,131 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2024-11-09 05:37:58,151 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:37:58,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [854237308] [2024-11-09 05:37:58,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:58,153 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 [2024-11-09 05:37:58,154 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:37:58,159 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:37:58,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-09 05:37:58,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:58,443 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-09 05:37:58,453 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-09 05:37:58,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-09 05:37:58,566 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-09 05:37:58,567 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-09 05:37:58,567 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [854237308] [2024-11-09 05:37:58,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [854237308] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-09 05:37:58,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-09 05:37:58,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-09 05:37:58,570 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498596033] [2024-11-09 05:37:58,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-09 05:37:58,576 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-09 05:37:58,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-09 05:37:58,604 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-09 05:37:58,605 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-09 05:37:58,607 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:58,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-09 05:37:58,754 INFO L93 Difference]: Finished difference Result 19 states and 27 transitions. [2024-11-09 05:37:58,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-09 05:37:58,762 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2024-11-09 05:37:58,762 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-09 05:37:58,773 INFO L225 Difference]: With dead ends: 19 [2024-11-09 05:37:58,775 INFO L226 Difference]: Without dead ends: 10 [2024-11-09 05:37:58,779 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-09 05:37:58,783 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-09 05:37:58,785 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-09 05:37:58,803 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-11-09 05:37:58,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2024-11-09 05:37:58,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:58,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-09 05:37:58,818 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2024-11-09 05:37:58,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-09 05:37:58,819 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-09 05:37:58,819 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-09 05:37:58,819 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-09 05:37:58,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-09 05:37:58,820 INFO L207 NwaCegarLoop]: Found error trace [2024-11-09 05:37:58,821 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2024-11-09 05:37:58,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-11-09 05:37:59,021 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:37:59,022 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-09 05:37:59,023 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 05:37:59,023 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2024-11-09 05:37:59,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-09 05:37:59,025 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [316052000] [2024-11-09 05:37:59,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-09 05:37:59,025 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-09 05:37:59,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/mathsat [2024-11-09 05:37:59,029 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-09 05:37:59,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05dbb1e8-8200-42db-9a6e-b901382219f6/bin/utaipan-verify-YMUCfTKeje/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-09 05:37:59,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 05:37:59,418 INFO L255 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-09 05:37:59,430 INFO L278 TraceCheckSpWp]: Computing forward predicates...