./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.at.6.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.at.6.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E --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 b0cc9578b3496fbf34cbbff15be71332706440cdd7d990c61fcb3c61a8b28050 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:27:23,132 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:27:23,220 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-14 04:27:23,227 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:27:23,230 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:27:23,273 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:27:23,274 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:27:23,275 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:27:23,275 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:27:23,277 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:27:23,278 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:27:23,278 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:27:23,278 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:27:23,278 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 04:27:23,278 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:27:23,279 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:27:23,279 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 04:27:23,279 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 04:27:23,279 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:27:23,279 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 04:27:23,279 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 04:27:23,280 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 04:27:23,280 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:27:23,281 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:27:23,281 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 04:27:23,281 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:27:23,281 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:27:23,282 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:27:23,282 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:27:23,282 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:27:23,282 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:27:23,282 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:27:23,282 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:27:23,282 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:27:23,283 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:27:23,283 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:27:23,283 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:27:23,284 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:27:23,284 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:27:23,284 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 04:27:23,284 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 04:27:23,284 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:27:23,285 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:27:23,285 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 04:27:23,285 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E 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 -> b0cc9578b3496fbf34cbbff15be71332706440cdd7d990c61fcb3c61a8b28050 [2024-11-14 04:27:23,666 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:27:23,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:27:23,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:27:23,683 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:27:23,683 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:27:23,686 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.at.6.prop1-func-interl.c Unable to find full path for "g++" [2024-11-14 04:27:25,769 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:27:26,434 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:27:26,435 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.at.6.prop1-func-interl.c [2024-11-14 04:27:26,486 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/data/eb34731fa/d1fb2e28f8cd4edeb3e0f00767c82f6c/FLAGfbbc4802f [2024-11-14 04:27:26,513 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/data/eb34731fa/d1fb2e28f8cd4edeb3e0f00767c82f6c [2024-11-14 04:27:26,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:27:26,517 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:27:26,520 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:27:26,520 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:27:26,526 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:27:26,527 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:27:26" (1/1) ... [2024-11-14 04:27:26,528 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@85ec5fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:26, skipping insertion in model container [2024-11-14 04:27:26,529 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:27:26" (1/1) ... [2024-11-14 04:27:26,670 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:27:27,018 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_18942cbd-9305-4562-814c-50d6387a96b1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.at.6.prop1-func-interl.c[1169,1182] [2024-11-14 04:27:28,024 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:27:28,039 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:27:28,052 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_18942cbd-9305-4562-814c-50d6387a96b1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.at.6.prop1-func-interl.c[1169,1182] [2024-11-14 04:27:28,638 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:27:28,657 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:27:28,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:28 WrapperNode [2024-11-14 04:27:28,659 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:27:28,660 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:27:28,660 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:27:28,660 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:27:28,671 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:28" (1/1) ... [2024-11-14 04:27:28,859 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:28" (1/1) ... [2024-11-14 04:27:31,013 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 14493 [2024-11-14 04:27:31,014 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:27:31,014 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:27:31,015 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:27:31,015 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:27:31,030 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:28" (1/1) ... [2024-11-14 04:27:31,034 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:28" (1/1) ... [2024-11-14 04:27:31,872 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:28" (1/1) ... [2024-11-14 04:27:31,876 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:28" (1/1) ... [2024-11-14 04:27:32,444 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:28" (1/1) ... [2024-11-14 04:27:32,630 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:28" (1/1) ... [2024-11-14 04:27:32,786 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:28" (1/1) ... [2024-11-14 04:27:32,846 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:28" (1/1) ... [2024-11-14 04:27:33,160 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:27:33,162 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:27:33,163 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:27:33,163 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:27:33,164 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:28" (1/1) ... [2024-11-14 04:27:33,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:27:33,191 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:27:33,206 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:27:33,211 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:27:33,239 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:27:33,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 04:27:33,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:27:33,241 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:27:34,187 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:27:34,190 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:28:06,617 INFO L? ?]: Removed 8282 outVars from TransFormulas that were not future-live. [2024-11-14 04:28:06,618 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:28:43,006 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:28:43,006 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:28:43,007 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:28:43 BoogieIcfgContainer [2024-11-14 04:28:43,007 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:28:43,010 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:28:43,010 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:28:43,016 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:28:43,016 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:27:26" (1/3) ... [2024-11-14 04:28:43,017 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d744621 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:28:43, skipping insertion in model container [2024-11-14 04:28:43,017 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:27:28" (2/3) ... [2024-11-14 04:28:43,018 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7d744621 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:28:43, skipping insertion in model container [2024-11-14 04:28:43,018 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:28:43" (3/3) ... [2024-11-14 04:28:43,019 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.at.6.prop1-func-interl.c [2024-11-14 04:28:43,040 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:28:43,042 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.at.6.prop1-func-interl.c that has 1 procedures, 7 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:28:43,105 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:28:43,124 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;@705abeb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:28:43,125 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:28:43,129 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) [2024-11-14 04:28:43,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-14 04:28:43,137 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:28:43,138 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-11-14 04:28:43,140 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:28:43,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:28:43,147 INFO L85 PathProgramCache]: Analyzing trace with hash 742080681, now seen corresponding path program 1 times [2024-11-14 04:28:43,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 04:28:43,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1256041955] [2024-11-14 04:28:43,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:28:43,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 04:28:45,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:28:45,250 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 04:28:46,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 04:28:47,098 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 04:28:47,100 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 04:28:47,103 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 04:28:47,105 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 04:28:47,110 INFO L407 BasicCegarLoop]: Path program histogram: [1] [2024-11-14 04:28:47,219 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 04:28:47,223 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 04:28:47 BoogieIcfgContainer [2024-11-14 04:28:47,226 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 04:28:47,227 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 04:28:47,228 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 04:28:47,228 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 04:28:47,229 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:28:43" (3/4) ... [2024-11-14 04:28:47,233 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 04:28:47,234 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 04:28:47,239 INFO L158 Benchmark]: Toolchain (without parser) took 80718.81ms. Allocated memory was 117.4MB in the beginning and 10.9GB in the end (delta: 10.8GB). Free memory was 85.5MB in the beginning and 10.1GB in the end (delta: -10.0GB). Peak memory consumption was 820.9MB. Max. memory is 16.1GB. [2024-11-14 04:28:47,239 INFO L158 Benchmark]: CDTParser took 1.47ms. Allocated memory is still 83.9MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 04:28:47,240 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2138.90ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 85.0MB in the beginning and 137.9MB in the end (delta: -53.0MB). Peak memory consumption was 101.3MB. Max. memory is 16.1GB. [2024-11-14 04:28:47,244 INFO L158 Benchmark]: Boogie Procedure Inliner took 2353.87ms. Allocated memory was 251.7MB in the beginning and 587.2MB in the end (delta: 335.5MB). Free memory was 137.9MB in the beginning and 276.3MB in the end (delta: -138.3MB). Peak memory consumption was 270.9MB. Max. memory is 16.1GB. [2024-11-14 04:28:47,244 INFO L158 Benchmark]: Boogie Preprocessor took 2145.98ms. Allocated memory is still 587.2MB. Free memory was 276.3MB in the beginning and 175.0MB in the end (delta: 101.2MB). Peak memory consumption was 127.8MB. Max. memory is 16.1GB. [2024-11-14 04:28:47,245 INFO L158 Benchmark]: RCFGBuilder took 69844.76ms. Allocated memory was 587.2MB in the beginning and 10.9GB in the end (delta: 10.3GB). Free memory was 175.0MB in the beginning and 10.0GB in the end (delta: -9.9GB). Peak memory consumption was 3.7GB. Max. memory is 16.1GB. [2024-11-14 04:28:47,245 INFO L158 Benchmark]: TraceAbstraction took 4216.70ms. Allocated memory is still 10.9GB. Free memory was 10.0GB in the beginning and 10.1GB in the end (delta: -38.1MB). Peak memory consumption was 456.9MB. Max. memory is 16.1GB. [2024-11-14 04:28:47,246 INFO L158 Benchmark]: Witness Printer took 7.16ms. Allocated memory is still 10.9GB. Free memory was 10.1GB in the beginning and 10.1GB in the end (delta: 32.0kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 04:28:47,252 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.47ms. Allocated memory is still 83.9MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2138.90ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 85.0MB in the beginning and 137.9MB in the end (delta: -53.0MB). Peak memory consumption was 101.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 2353.87ms. Allocated memory was 251.7MB in the beginning and 587.2MB in the end (delta: 335.5MB). Free memory was 137.9MB in the beginning and 276.3MB in the end (delta: -138.3MB). Peak memory consumption was 270.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2145.98ms. Allocated memory is still 587.2MB. Free memory was 276.3MB in the beginning and 175.0MB in the end (delta: 101.2MB). Peak memory consumption was 127.8MB. Max. memory is 16.1GB. * RCFGBuilder took 69844.76ms. Allocated memory was 587.2MB in the beginning and 10.9GB in the end (delta: 10.3GB). Free memory was 175.0MB in the beginning and 10.0GB in the end (delta: -9.9GB). Peak memory consumption was 3.7GB. Max. memory is 16.1GB. * TraceAbstraction took 4216.70ms. Allocated memory is still 10.9GB. Free memory was 10.0GB in the beginning and 10.1GB in the end (delta: -38.1MB). Peak memory consumption was 456.9MB. Max. memory is 16.1GB. * Witness Printer took 7.16ms. Allocated memory is still 10.9GB. Free memory was 10.1GB in the beginning and 10.1GB in the end (delta: 32.0kB). Peak memory consumption was 8.4MB. 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 bitwiseAnd at line 124, overapproximation of bitwiseAnd at line 338. 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 - 8); [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 24); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (24 - 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_2 var_5 = 0; [L39] const SORT_1 var_22 = 0; [L40] const SORT_4 var_147 = 1; [L41] const SORT_4 var_148 = 0; [L42] const SORT_2 var_162 = 4; [L43] const SORT_2 var_164 = 3; [L44] const SORT_2 var_166 = 2; [L45] const SORT_2 var_168 = 1; [L46] const SORT_2 var_170 = 0; [L47] const SORT_2 var_177 = 255; [L48] const SORT_2 var_228 = 5; [L49] const SORT_3 var_232 = 0; [L50] const SORT_4 var_236 = 255; [L52] SORT_1 input_161; [L53] SORT_1 input_163; [L54] SORT_1 input_165; [L55] SORT_1 input_167; [L56] SORT_1 input_169; [L57] SORT_1 input_178; [L58] SORT_1 input_179; [L59] SORT_1 input_180; [L60] SORT_1 input_181; [L61] SORT_1 input_182; [L62] SORT_1 input_183; [L63] SORT_1 input_184; [L64] SORT_1 input_185; [L65] SORT_1 input_186; [L66] SORT_1 input_187; [L67] SORT_1 input_201; [L68] SORT_1 input_202; [L69] SORT_1 input_203; [L70] SORT_1 input_204; [L71] SORT_1 input_205; [L72] SORT_1 input_206; [L73] SORT_1 input_207; [L74] SORT_1 input_208; [L75] SORT_1 input_209; [L76] SORT_1 input_210; [L77] SORT_1 input_222; [L78] SORT_1 input_223; [L79] SORT_1 input_224; [L80] SORT_1 input_225; [L81] SORT_1 input_226; [L82] SORT_1 input_227; [L83] SORT_1 input_229; [L84] SORT_1 input_230; [L85] SORT_1 input_231; [L86] SORT_1 input_258; [L87] SORT_1 input_259; [L88] SORT_1 input_260; [L89] SORT_1 input_261; [L90] SORT_1 input_262; [L91] SORT_1 input_263; [L92] SORT_1 input_264; [L93] SORT_1 input_265; [L94] SORT_1 input_290; [L95] SORT_1 input_291; [L96] SORT_1 input_292; [L97] SORT_1 input_293; [L98] SORT_1 input_294; [L99] SORT_1 input_295; [L100] SORT_1 input_296; [L101] SORT_1 input_297; [L102] SORT_1 input_322; [L103] SORT_1 input_323; [L104] SORT_1 input_324; [L105] SORT_1 input_325; [L106] SORT_1 input_326; [L107] SORT_1 input_327; [L108] SORT_1 input_328; [L109] SORT_1 input_329; [L110] SORT_1 input_354; [L111] SORT_1 input_355; [L112] SORT_1 input_356; [L113] SORT_1 input_357; [L114] SORT_1 input_358; [L115] SORT_1 input_359; [L116] SORT_1 input_360; [L117] SORT_1 input_361; [L118] SORT_1 input_411; [L119] SORT_1 input_452; [L120] SORT_1 input_493; [L121] SORT_1 input_534; [L122] SORT_1 input_575; [L124] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L124] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L125] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L125] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L126] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L126] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L127] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L127] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L128] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L128] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L129] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L129] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L130] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L130] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L131] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 [L131] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L132] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L132] SORT_1 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L133] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L133] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L134] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L134] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L135] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L135] SORT_1 state_29 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L136] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L136] SORT_1 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L137] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L137] SORT_1 state_33 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L138] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L138] SORT_1 state_35 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L139] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L139] SORT_1 state_37 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L140] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L140] SORT_1 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L141] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L141] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L142] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L142] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L143] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L143] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L144] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L144] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L145] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L145] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L146] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L146] SORT_1 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L147] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L147] SORT_1 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L148] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L148] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L149] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L149] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L150] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L150] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L151] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L151] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L152] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L152] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L153] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L153] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L154] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L154] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L155] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L155] SORT_1 state_69 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L156] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L156] SORT_1 state_71 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L157] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L157] SORT_1 state_73 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L158] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L158] SORT_1 state_75 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L159] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L159] SORT_1 state_77 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L160] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L160] SORT_1 state_79 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L161] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L161] SORT_1 state_81 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L162] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L162] SORT_1 state_83 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L163] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L163] SORT_1 state_85 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L164] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L164] SORT_1 state_87 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L165] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L165] SORT_1 state_89 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L166] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L166] SORT_1 state_91 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L167] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L167] SORT_1 state_93 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L168] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L168] SORT_1 state_95 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L169] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L169] SORT_1 state_97 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L170] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L170] SORT_1 state_99 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L171] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L171] SORT_1 state_101 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L172] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L172] SORT_1 state_103 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L173] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L173] SORT_1 state_105 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L174] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L174] SORT_1 state_107 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L175] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L175] SORT_1 state_109 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L176] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L176] SORT_1 state_111 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L177] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L177] SORT_1 state_113 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L178] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L178] SORT_1 state_115 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L179] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L179] SORT_1 state_117 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L180] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L180] SORT_1 state_119 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L181] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L181] SORT_1 state_121 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L182] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L182] SORT_1 state_123 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L183] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L183] SORT_1 state_125 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L184] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L184] SORT_1 state_127 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L185] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L185] SORT_1 state_129 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L186] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L186] SORT_1 state_131 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L187] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L187] SORT_1 state_133 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L188] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L188] SORT_1 state_135 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L189] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L189] SORT_1 state_137 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L190] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L190] SORT_1 state_139 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L191] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L191] SORT_1 state_141 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L192] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L192] SORT_1 state_143 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L193] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L193] SORT_1 state_145 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L195] SORT_2 init_7_arg_1 = var_5; [L196] state_6 = init_7_arg_1 [L197] SORT_2 init_9_arg_1 = var_5; [L198] state_8 = init_9_arg_1 [L199] SORT_2 init_11_arg_1 = var_5; [L200] state_10 = init_11_arg_1 [L201] SORT_2 init_13_arg_1 = var_5; [L202] state_12 = init_13_arg_1 [L203] SORT_2 init_15_arg_1 = var_5; [L204] state_14 = init_15_arg_1 [L205] SORT_2 init_17_arg_1 = var_5; [L206] state_16 = init_17_arg_1 [L207] SORT_2 init_19_arg_1 = var_5; [L208] state_18 = init_19_arg_1 [L209] SORT_2 init_21_arg_1 = var_5; [L210] state_20 = init_21_arg_1 [L211] SORT_1 init_24_arg_1 = var_22; [L212] state_23 = init_24_arg_1 [L213] SORT_1 init_26_arg_1 = var_22; [L214] state_25 = init_26_arg_1 [L215] SORT_1 init_28_arg_1 = var_22; [L216] state_27 = init_28_arg_1 [L217] SORT_1 init_30_arg_1 = var_22; [L218] state_29 = init_30_arg_1 [L219] SORT_1 init_32_arg_1 = var_22; [L220] state_31 = init_32_arg_1 [L221] SORT_1 init_34_arg_1 = var_22; [L222] state_33 = init_34_arg_1 [L223] SORT_1 init_36_arg_1 = var_22; [L224] state_35 = init_36_arg_1 [L225] SORT_1 init_38_arg_1 = var_22; [L226] state_37 = init_38_arg_1 [L227] SORT_1 init_40_arg_1 = var_22; [L228] state_39 = init_40_arg_1 [L229] SORT_1 init_42_arg_1 = var_22; [L230] state_41 = init_42_arg_1 [L231] SORT_1 init_44_arg_1 = var_22; [L232] state_43 = init_44_arg_1 [L233] SORT_1 init_46_arg_1 = var_22; [L234] state_45 = init_46_arg_1 [L235] SORT_1 init_48_arg_1 = var_22; [L236] state_47 = init_48_arg_1 [L237] SORT_1 init_50_arg_1 = var_22; [L238] state_49 = init_50_arg_1 [L239] SORT_1 init_52_arg_1 = var_22; [L240] state_51 = init_52_arg_1 [L241] SORT_1 init_54_arg_1 = var_22; [L242] state_53 = init_54_arg_1 [L243] SORT_1 init_56_arg_1 = var_22; [L244] state_55 = init_56_arg_1 [L245] SORT_1 init_58_arg_1 = var_22; [L246] state_57 = init_58_arg_1 [L247] SORT_1 init_60_arg_1 = var_22; [L248] state_59 = init_60_arg_1 [L249] SORT_1 init_62_arg_1 = var_22; [L250] state_61 = init_62_arg_1 [L251] SORT_1 init_64_arg_1 = var_22; [L252] state_63 = init_64_arg_1 [L253] SORT_1 init_66_arg_1 = var_22; [L254] state_65 = init_66_arg_1 [L255] SORT_1 init_68_arg_1 = var_22; [L256] state_67 = init_68_arg_1 [L257] SORT_1 init_70_arg_1 = var_22; [L258] state_69 = init_70_arg_1 [L259] SORT_1 init_72_arg_1 = var_22; [L260] state_71 = init_72_arg_1 [L261] SORT_1 init_74_arg_1 = var_22; [L262] state_73 = init_74_arg_1 [L263] SORT_1 init_76_arg_1 = var_22; [L264] state_75 = init_76_arg_1 [L265] SORT_1 init_78_arg_1 = var_22; [L266] state_77 = init_78_arg_1 [L267] SORT_1 init_80_arg_1 = var_22; [L268] state_79 = init_80_arg_1 [L269] SORT_1 init_82_arg_1 = var_22; [L270] state_81 = init_82_arg_1 [L271] SORT_1 init_84_arg_1 = var_22; [L272] state_83 = init_84_arg_1 [L273] SORT_1 init_86_arg_1 = var_22; [L274] state_85 = init_86_arg_1 [L275] SORT_1 init_88_arg_1 = var_22; [L276] state_87 = init_88_arg_1 [L277] SORT_1 init_90_arg_1 = var_22; [L278] state_89 = init_90_arg_1 [L279] SORT_1 init_92_arg_1 = var_22; [L280] state_91 = init_92_arg_1 [L281] SORT_1 init_94_arg_1 = var_22; [L282] state_93 = init_94_arg_1 [L283] SORT_1 init_96_arg_1 = var_22; [L284] state_95 = init_96_arg_1 [L285] SORT_1 init_98_arg_1 = var_22; [L286] state_97 = init_98_arg_1 [L287] SORT_1 init_100_arg_1 = var_22; [L288] state_99 = init_100_arg_1 [L289] SORT_1 init_102_arg_1 = var_22; [L290] state_101 = init_102_arg_1 [L291] SORT_1 init_104_arg_1 = var_22; [L292] state_103 = init_104_arg_1 [L293] SORT_1 init_106_arg_1 = var_22; [L294] state_105 = init_106_arg_1 [L295] SORT_1 init_108_arg_1 = var_22; [L296] state_107 = init_108_arg_1 [L297] SORT_1 init_110_arg_1 = var_22; [L298] state_109 = init_110_arg_1 [L299] SORT_1 init_112_arg_1 = var_22; [L300] state_111 = init_112_arg_1 [L301] SORT_1 init_114_arg_1 = var_22; [L302] state_113 = init_114_arg_1 [L303] SORT_1 init_116_arg_1 = var_22; [L304] state_115 = init_116_arg_1 [L305] SORT_1 init_118_arg_1 = var_22; [L306] state_117 = init_118_arg_1 [L307] SORT_1 init_120_arg_1 = var_22; [L308] state_119 = init_120_arg_1 [L309] SORT_1 init_122_arg_1 = var_22; [L310] state_121 = init_122_arg_1 [L311] SORT_1 init_124_arg_1 = var_22; [L312] state_123 = init_124_arg_1 [L313] SORT_1 init_126_arg_1 = var_22; [L314] state_125 = init_126_arg_1 [L315] SORT_1 init_128_arg_1 = var_22; [L316] state_127 = init_128_arg_1 [L317] SORT_1 init_130_arg_1 = var_22; [L318] state_129 = init_130_arg_1 [L319] SORT_1 init_132_arg_1 = var_22; [L320] state_131 = init_132_arg_1 [L321] SORT_1 init_134_arg_1 = var_22; [L322] state_133 = init_134_arg_1 [L323] SORT_1 init_136_arg_1 = var_22; [L324] state_135 = init_136_arg_1 [L325] SORT_1 init_138_arg_1 = var_22; [L326] state_137 = init_138_arg_1 [L327] SORT_1 init_140_arg_1 = var_22; [L328] state_139 = init_140_arg_1 [L329] SORT_1 init_142_arg_1 = var_22; [L330] state_141 = init_142_arg_1 [L331] SORT_1 init_144_arg_1 = var_22; [L332] state_143 = init_144_arg_1 [L333] SORT_1 init_146_arg_1 = var_22; [L334] state_145 = init_146_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_4=-1, state_101=0, state_103=0, state_105=0, state_107=0, state_109=0, state_10=0, state_111=0, state_113=0, state_115=0, state_117=0, state_119=0, state_121=0, state_123=0, state_125=0, state_127=0, state_129=0, state_12=0, state_131=0, state_133=0, state_135=0, state_137=0, state_139=0, state_141=0, state_143=0, state_145=0, state_14=0, state_16=0, state_18=0, state_20=0, state_23=0, state_25=0, state_27=0, state_29=0, state_31=0, state_33=0, state_35=0, state_37=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_55=0, state_57=0, state_59=0, state_61=0, state_63=0, state_65=0, state_67=0, state_69=0, state_6=0, state_71=0, state_73=0, state_75=0, state_77=0, state_79=0, state_81=0, state_83=0, state_85=0, state_87=0, state_89=0, state_8=0, state_91=0, state_93=0, state_95=0, state_97=0, state_99=0, var_147=1, var_148=0, var_162=4, var_164=3, var_166=2, var_168=1, var_170=0, var_177=255, var_228=5, var_232=0, var_236=255] [L337] input_161 = __VERIFIER_nondet_uchar() [L338] EXPR input_161 & mask_SORT_1 [L338] input_161 = input_161 & mask_SORT_1 [L339] input_163 = __VERIFIER_nondet_uchar() [L340] EXPR input_163 & mask_SORT_1 [L340] input_163 = input_163 & mask_SORT_1 [L341] input_165 = __VERIFIER_nondet_uchar() [L342] EXPR input_165 & mask_SORT_1 [L342] input_165 = input_165 & mask_SORT_1 [L343] input_167 = __VERIFIER_nondet_uchar() [L344] EXPR input_167 & mask_SORT_1 [L344] input_167 = input_167 & mask_SORT_1 [L345] input_169 = __VERIFIER_nondet_uchar() [L346] EXPR input_169 & mask_SORT_1 [L346] input_169 = input_169 & mask_SORT_1 [L347] input_178 = __VERIFIER_nondet_uchar() [L348] EXPR input_178 & mask_SORT_1 [L348] input_178 = input_178 & mask_SORT_1 [L349] input_179 = __VERIFIER_nondet_uchar() [L350] EXPR input_179 & mask_SORT_1 [L350] input_179 = input_179 & mask_SORT_1 [L351] input_180 = __VERIFIER_nondet_uchar() [L352] EXPR input_180 & mask_SORT_1 [L352] input_180 = input_180 & mask_SORT_1 [L353] input_181 = __VERIFIER_nondet_uchar() [L354] EXPR input_181 & mask_SORT_1 [L354] input_181 = input_181 & mask_SORT_1 [L355] input_182 = __VERIFIER_nondet_uchar() [L356] EXPR input_182 & mask_SORT_1 [L356] input_182 = input_182 & mask_SORT_1 [L357] input_183 = __VERIFIER_nondet_uchar() [L358] EXPR input_183 & mask_SORT_1 [L358] input_183 = input_183 & mask_SORT_1 [L359] input_184 = __VERIFIER_nondet_uchar() [L360] EXPR input_184 & mask_SORT_1 [L360] input_184 = input_184 & mask_SORT_1 [L361] input_185 = __VERIFIER_nondet_uchar() [L362] EXPR input_185 & mask_SORT_1 [L362] input_185 = input_185 & mask_SORT_1 [L363] input_186 = __VERIFIER_nondet_uchar() [L364] EXPR input_186 & mask_SORT_1 [L364] input_186 = input_186 & mask_SORT_1 [L365] input_187 = __VERIFIER_nondet_uchar() [L366] EXPR input_187 & mask_SORT_1 [L366] input_187 = input_187 & mask_SORT_1 [L367] input_201 = __VERIFIER_nondet_uchar() [L368] EXPR input_201 & mask_SORT_1 [L368] input_201 = input_201 & mask_SORT_1 [L369] input_202 = __VERIFIER_nondet_uchar() [L370] EXPR input_202 & mask_SORT_1 [L370] input_202 = input_202 & mask_SORT_1 [L371] input_203 = __VERIFIER_nondet_uchar() [L372] EXPR input_203 & mask_SORT_1 [L372] input_203 = input_203 & mask_SORT_1 [L373] input_204 = __VERIFIER_nondet_uchar() [L374] EXPR input_204 & mask_SORT_1 [L374] input_204 = input_204 & mask_SORT_1 [L375] input_205 = __VERIFIER_nondet_uchar() [L376] EXPR input_205 & mask_SORT_1 [L376] input_205 = input_205 & mask_SORT_1 [L377] input_206 = __VERIFIER_nondet_uchar() [L378] EXPR input_206 & mask_SORT_1 [L378] input_206 = input_206 & mask_SORT_1 [L379] input_207 = __VERIFIER_nondet_uchar() [L380] EXPR input_207 & mask_SORT_1 [L380] input_207 = input_207 & mask_SORT_1 [L381] input_208 = __VERIFIER_nondet_uchar() [L382] EXPR input_208 & mask_SORT_1 [L382] input_208 = input_208 & mask_SORT_1 [L383] input_209 = __VERIFIER_nondet_uchar() [L384] EXPR input_209 & mask_SORT_1 [L384] input_209 = input_209 & mask_SORT_1 [L385] input_210 = __VERIFIER_nondet_uchar() [L386] EXPR input_210 & mask_SORT_1 [L386] input_210 = input_210 & mask_SORT_1 [L387] input_222 = __VERIFIER_nondet_uchar() [L388] EXPR input_222 & mask_SORT_1 [L388] input_222 = input_222 & mask_SORT_1 [L389] input_223 = __VERIFIER_nondet_uchar() [L390] EXPR input_223 & mask_SORT_1 [L390] input_223 = input_223 & mask_SORT_1 [L391] input_224 = __VERIFIER_nondet_uchar() [L392] EXPR input_224 & mask_SORT_1 [L392] input_224 = input_224 & mask_SORT_1 [L393] input_225 = __VERIFIER_nondet_uchar() [L394] EXPR input_225 & mask_SORT_1 [L394] input_225 = input_225 & mask_SORT_1 [L395] input_226 = __VERIFIER_nondet_uchar() [L396] EXPR input_226 & mask_SORT_1 [L396] input_226 = input_226 & mask_SORT_1 [L397] input_227 = __VERIFIER_nondet_uchar() [L398] EXPR input_227 & mask_SORT_1 [L398] input_227 = input_227 & mask_SORT_1 [L399] input_229 = __VERIFIER_nondet_uchar() [L400] EXPR input_229 & mask_SORT_1 [L400] input_229 = input_229 & mask_SORT_1 [L401] input_230 = __VERIFIER_nondet_uchar() [L402] EXPR input_230 & mask_SORT_1 [L402] input_230 = input_230 & mask_SORT_1 [L403] input_231 = __VERIFIER_nondet_uchar() [L404] EXPR input_231 & mask_SORT_1 [L404] input_231 = input_231 & mask_SORT_1 [L405] input_258 = __VERIFIER_nondet_uchar() [L406] EXPR input_258 & mask_SORT_1 [L406] input_258 = input_258 & mask_SORT_1 [L407] input_259 = __VERIFIER_nondet_uchar() [L408] EXPR input_259 & mask_SORT_1 [L408] input_259 = input_259 & mask_SORT_1 [L409] input_260 = __VERIFIER_nondet_uchar() [L410] EXPR input_260 & mask_SORT_1 [L410] input_260 = input_260 & mask_SORT_1 [L411] input_261 = __VERIFIER_nondet_uchar() [L412] EXPR input_261 & mask_SORT_1 [L412] input_261 = input_261 & mask_SORT_1 [L413] input_262 = __VERIFIER_nondet_uchar() [L414] EXPR input_262 & mask_SORT_1 [L414] input_262 = input_262 & mask_SORT_1 [L415] input_263 = __VERIFIER_nondet_uchar() [L416] EXPR input_263 & mask_SORT_1 [L416] input_263 = input_263 & mask_SORT_1 [L417] input_264 = __VERIFIER_nondet_uchar() [L418] EXPR input_264 & mask_SORT_1 [L418] input_264 = input_264 & mask_SORT_1 [L419] input_265 = __VERIFIER_nondet_uchar() [L420] EXPR input_265 & mask_SORT_1 [L420] input_265 = input_265 & mask_SORT_1 [L421] input_290 = __VERIFIER_nondet_uchar() [L422] EXPR input_290 & mask_SORT_1 [L422] input_290 = input_290 & mask_SORT_1 [L423] input_291 = __VERIFIER_nondet_uchar() [L424] EXPR input_291 & mask_SORT_1 [L424] input_291 = input_291 & mask_SORT_1 [L425] input_292 = __VERIFIER_nondet_uchar() [L426] EXPR input_292 & mask_SORT_1 [L426] input_292 = input_292 & mask_SORT_1 [L427] input_293 = __VERIFIER_nondet_uchar() [L428] EXPR input_293 & mask_SORT_1 [L428] input_293 = input_293 & mask_SORT_1 [L429] input_294 = __VERIFIER_nondet_uchar() [L430] EXPR input_294 & mask_SORT_1 [L430] input_294 = input_294 & mask_SORT_1 [L431] input_295 = __VERIFIER_nondet_uchar() [L432] EXPR input_295 & mask_SORT_1 [L432] input_295 = input_295 & mask_SORT_1 [L433] input_296 = __VERIFIER_nondet_uchar() [L434] EXPR input_296 & mask_SORT_1 [L434] input_296 = input_296 & mask_SORT_1 [L435] input_297 = __VERIFIER_nondet_uchar() [L436] EXPR input_297 & mask_SORT_1 [L436] input_297 = input_297 & mask_SORT_1 [L437] input_322 = __VERIFIER_nondet_uchar() [L438] EXPR input_322 & mask_SORT_1 [L438] input_322 = input_322 & mask_SORT_1 [L439] input_323 = __VERIFIER_nondet_uchar() [L440] EXPR input_323 & mask_SORT_1 [L440] input_323 = input_323 & mask_SORT_1 [L441] input_324 = __VERIFIER_nondet_uchar() [L442] EXPR input_324 & mask_SORT_1 [L442] input_324 = input_324 & mask_SORT_1 [L443] input_325 = __VERIFIER_nondet_uchar() [L444] EXPR input_325 & mask_SORT_1 [L444] input_325 = input_325 & mask_SORT_1 [L445] input_326 = __VERIFIER_nondet_uchar() [L446] EXPR input_326 & mask_SORT_1 [L446] input_326 = input_326 & mask_SORT_1 [L447] input_327 = __VERIFIER_nondet_uchar() [L448] EXPR input_327 & mask_SORT_1 [L448] input_327 = input_327 & mask_SORT_1 [L449] input_328 = __VERIFIER_nondet_uchar() [L450] EXPR input_328 & mask_SORT_1 [L450] input_328 = input_328 & mask_SORT_1 [L451] input_329 = __VERIFIER_nondet_uchar() [L452] EXPR input_329 & mask_SORT_1 [L452] input_329 = input_329 & mask_SORT_1 [L453] input_354 = __VERIFIER_nondet_uchar() [L454] EXPR input_354 & mask_SORT_1 [L454] input_354 = input_354 & mask_SORT_1 [L455] input_355 = __VERIFIER_nondet_uchar() [L456] EXPR input_355 & mask_SORT_1 [L456] input_355 = input_355 & mask_SORT_1 [L457] input_356 = __VERIFIER_nondet_uchar() [L458] EXPR input_356 & mask_SORT_1 [L458] input_356 = input_356 & mask_SORT_1 [L459] input_357 = __VERIFIER_nondet_uchar() [L460] EXPR input_357 & mask_SORT_1 [L460] input_357 = input_357 & mask_SORT_1 [L461] input_358 = __VERIFIER_nondet_uchar() [L462] EXPR input_358 & mask_SORT_1 [L462] input_358 = input_358 & mask_SORT_1 [L463] input_359 = __VERIFIER_nondet_uchar() [L464] EXPR input_359 & mask_SORT_1 [L464] input_359 = input_359 & mask_SORT_1 [L465] input_360 = __VERIFIER_nondet_uchar() [L466] EXPR input_360 & mask_SORT_1 [L466] input_360 = input_360 & mask_SORT_1 [L467] input_361 = __VERIFIER_nondet_uchar() [L468] EXPR input_361 & mask_SORT_1 [L468] input_361 = input_361 & mask_SORT_1 [L469] input_411 = __VERIFIER_nondet_uchar() [L470] input_452 = __VERIFIER_nondet_uchar() [L471] input_493 = __VERIFIER_nondet_uchar() [L472] input_534 = __VERIFIER_nondet_uchar() [L473] input_575 = __VERIFIER_nondet_uchar() [L476] SORT_1 var_149_arg_0 = state_43; [L477] SORT_4 var_149_arg_1 = var_147; [L478] SORT_4 var_149_arg_2 = var_148; [L479] SORT_4 var_149 = var_149_arg_0 ? var_149_arg_1 : var_149_arg_2; [L480] SORT_1 var_150_arg_0 = state_67; [L481] SORT_4 var_150_arg_1 = var_147; [L482] SORT_4 var_150_arg_2 = var_148; [L483] SORT_4 var_150 = var_150_arg_0 ? var_150_arg_1 : var_150_arg_2; [L484] SORT_4 var_151_arg_0 = var_149; [L485] SORT_4 var_151_arg_1 = var_150; [L486] SORT_4 var_151 = var_151_arg_0 + var_151_arg_1; [L487] SORT_1 var_152_arg_0 = state_91; [L488] SORT_4 var_152_arg_1 = var_147; [L489] SORT_4 var_152_arg_2 = var_148; [L490] SORT_4 var_152 = var_152_arg_0 ? var_152_arg_1 : var_152_arg_2; [L491] SORT_4 var_153_arg_0 = var_151; [L492] SORT_4 var_153_arg_1 = var_152; [L493] SORT_4 var_153 = var_153_arg_0 + var_153_arg_1; [L494] SORT_1 var_154_arg_0 = state_115; [L495] SORT_4 var_154_arg_1 = var_147; [L496] SORT_4 var_154_arg_2 = var_148; [L497] SORT_4 var_154 = var_154_arg_0 ? var_154_arg_1 : var_154_arg_2; [L498] SORT_4 var_155_arg_0 = var_153; [L499] SORT_4 var_155_arg_1 = var_154; [L500] SORT_4 var_155 = var_155_arg_0 + var_155_arg_1; [L501] SORT_1 var_156_arg_0 = state_139; [L502] SORT_4 var_156_arg_1 = var_147; [L503] SORT_4 var_156_arg_2 = var_148; [L504] SORT_4 var_156 = var_156_arg_0 ? var_156_arg_1 : var_156_arg_2; [L505] SORT_4 var_157_arg_0 = var_155; [L506] SORT_4 var_157_arg_1 = var_156; [L507] SORT_4 var_157 = var_157_arg_0 + var_157_arg_1; [L508] EXPR var_157 & mask_SORT_4 [L508] var_157 = var_157 & mask_SORT_4 [L509] SORT_4 var_158_arg_0 = var_157; [L510] SORT_4 var_158_arg_1 = var_147; [L511] SORT_1 var_158 = var_158_arg_0 <= var_158_arg_1; [L512] SORT_1 var_159_arg_0 = ~state_145; [L513] EXPR var_159_arg_0 & mask_SORT_1 [L513] var_159_arg_0 = var_159_arg_0 & mask_SORT_1 [L514] SORT_1 var_159_arg_1 = ~var_158; [L515] EXPR var_159_arg_1 & mask_SORT_1 [L515] var_159_arg_1 = var_159_arg_1 & mask_SORT_1 [L516] EXPR var_159_arg_0 & var_159_arg_1 [L516] SORT_1 var_159 = var_159_arg_0 & var_159_arg_1; [L517] EXPR var_159 & mask_SORT_1 [L517] var_159 = var_159 & mask_SORT_1 [L518] SORT_1 bad_160_arg_0 = var_159; [L519] CALL __VERIFIER_assert(!(bad_160_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: 4.0s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 04:28:47,334 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.at.6.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E --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 b0cc9578b3496fbf34cbbff15be71332706440cdd7d990c61fcb3c61a8b28050 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 04:28:50,982 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 04:28:51,121 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2024-11-14 04:28:51,128 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 04:28:51,129 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 04:28:51,178 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 04:28:51,180 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 04:28:51,181 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 04:28:51,181 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 04:28:51,182 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 04:28:51,183 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 04:28:51,183 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 04:28:51,183 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 04:28:51,183 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 04:28:51,183 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 04:28:51,183 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 04:28:51,185 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 04:28:51,186 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 04:28:51,186 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 04:28:51,186 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 04:28:51,186 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 04:28:51,186 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 04:28:51,186 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 04:28:51,186 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 04:28:51,186 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 04:28:51,186 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 04:28:51,187 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 04:28:51,187 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 04:28:51,187 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 04:28:51,187 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 04:28:51,187 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 04:28:51,187 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 04:28:51,187 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:28:51,187 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 04:28:51,188 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 04:28:51,188 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 04:28:51,188 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 04:28:51,188 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 04:28:51,188 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 04:28:51,188 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 04:28:51,188 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E 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 -> b0cc9578b3496fbf34cbbff15be71332706440cdd7d990c61fcb3c61a8b28050 [2024-11-14 04:28:51,601 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 04:28:51,618 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 04:28:51,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 04:28:51,623 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 04:28:51,624 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 04:28:51,629 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.at.6.prop1-func-interl.c Unable to find full path for "g++" [2024-11-14 04:28:53,926 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 04:28:54,620 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 04:28:54,621 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.at.6.prop1-func-interl.c [2024-11-14 04:28:54,663 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/data/50a8e7ab2/e9f5350970fa4efaa883ca810117c211/FLAGd006286f8 [2024-11-14 04:28:54,694 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/data/50a8e7ab2/e9f5350970fa4efaa883ca810117c211 [2024-11-14 04:28:54,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 04:28:54,700 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 04:28:54,704 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 04:28:54,704 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 04:28:54,710 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 04:28:54,711 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:28:54" (1/1) ... [2024-11-14 04:28:54,712 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f1451a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:54, skipping insertion in model container [2024-11-14 04:28:54,714 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 04:28:54" (1/1) ... [2024-11-14 04:28:54,832 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 04:28:55,173 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_18942cbd-9305-4562-814c-50d6387a96b1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.at.6.prop1-func-interl.c[1169,1182] [2024-11-14 04:28:55,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:28:55,937 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 04:28:55,950 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_18942cbd-9305-4562-814c-50d6387a96b1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.at.6.prop1-func-interl.c[1169,1182] [2024-11-14 04:28:56,303 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 04:28:56,327 INFO L204 MainTranslator]: Completed translation [2024-11-14 04:28:56,327 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:56 WrapperNode [2024-11-14 04:28:56,328 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 04:28:56,329 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 04:28:56,329 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 04:28:56,329 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 04:28:56,341 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:56" (1/1) ... [2024-11-14 04:28:56,432 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:56" (1/1) ... [2024-11-14 04:28:56,718 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4365 [2024-11-14 04:28:56,718 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 04:28:56,719 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 04:28:56,719 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 04:28:56,719 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 04:28:56,730 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:56" (1/1) ... [2024-11-14 04:28:56,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:56" (1/1) ... [2024-11-14 04:28:56,788 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:56" (1/1) ... [2024-11-14 04:28:56,789 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:56" (1/1) ... [2024-11-14 04:28:56,959 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:56" (1/1) ... [2024-11-14 04:28:56,968 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:56" (1/1) ... [2024-11-14 04:28:56,983 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:56" (1/1) ... [2024-11-14 04:28:56,999 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:56" (1/1) ... [2024-11-14 04:28:57,041 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 04:28:57,042 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 04:28:57,043 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 04:28:57,043 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 04:28:57,044 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:56" (1/1) ... [2024-11-14 04:28:57,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 04:28:57,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 04:28:57,092 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 04:28:57,098 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 04:28:57,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 04:28:57,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 04:28:57,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 04:28:57,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 04:28:58,276 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 04:28:58,278 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 04:29:07,185 INFO L? ?]: Removed 192 outVars from TransFormulas that were not future-live. [2024-11-14 04:29:07,186 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 04:29:07,198 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 04:29:07,198 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 04:29:07,199 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:29:07 BoogieIcfgContainer [2024-11-14 04:29:07,200 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 04:29:07,205 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 04:29:07,205 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 04:29:07,212 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 04:29:07,212 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 04:28:54" (1/3) ... [2024-11-14 04:29:07,213 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@478f45da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:29:07, skipping insertion in model container [2024-11-14 04:29:07,214 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 04:28:56" (2/3) ... [2024-11-14 04:29:07,214 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@478f45da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 04:29:07, skipping insertion in model container [2024-11-14 04:29:07,216 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 04:29:07" (3/3) ... [2024-11-14 04:29:07,217 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.at.6.prop1-func-interl.c [2024-11-14 04:29:07,240 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 04:29:07,242 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.at.6.prop1-func-interl.c that has 1 procedures, 10 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 04:29:07,318 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 04:29:07,339 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;@5ce52062, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 04:29:07,340 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 04:29:07,346 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 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) [2024-11-14 04:29:07,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-14 04:29:07,354 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:29:07,356 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-14 04:29:07,356 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:29:07,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:29:07,363 INFO L85 PathProgramCache]: Analyzing trace with hash 28694789, now seen corresponding path program 1 times [2024-11-14 04:29:07,382 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:29:07,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [872208699] [2024-11-14 04:29:07,384 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:29:07,385 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 [2024-11-14 04:29:07,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:29:07,390 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 04:29:07,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:29:08,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:29:08,667 INFO L255 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-14 04:29:08,700 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 04:29:09,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-14 04:29:09,385 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 04:29:09,386 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 04:29:09,387 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [872208699] [2024-11-14 04:29:09,387 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [872208699] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 04:29:09,387 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 04:29:09,388 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 04:29:09,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191196387] [2024-11-14 04:29:09,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 04:29:09,398 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 04:29:09,399 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 04:29:09,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 04:29:09,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 04:29:09,426 INFO L87 Difference]: Start difference. First operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 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) [2024-11-14 04:29:09,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 04:29:09,967 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2024-11-14 04:29:09,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 04:29:09,970 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 [2024-11-14 04:29:09,970 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 04:29:09,978 INFO L225 Difference]: With dead ends: 18 [2024-11-14 04:29:09,979 INFO L226 Difference]: Without dead ends: 10 [2024-11-14 04:29:09,982 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-14 04:29:09,986 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.5s IncrementalHoareTripleChecker+Time [2024-11-14 04:29:09,989 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-14 04:29:10,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-11-14 04:29:10,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2024-11-14 04:29:10,021 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) [2024-11-14 04:29:10,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-14 04:29:10,028 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2024-11-14 04:29:10,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 04:29:10,028 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-14 04:29:10,029 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) [2024-11-14 04:29:10,029 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-14 04:29:10,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-14 04:29:10,030 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 04:29:10,030 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2024-11-14 04:29:10,038 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:29:10,232 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:29:10,232 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 04:29:10,232 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 04:29:10,233 INFO L85 PathProgramCache]: Analyzing trace with hash 152739811, now seen corresponding path program 1 times [2024-11-14 04:29:10,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 04:29:10,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1489999928] [2024-11-14 04:29:10,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 04:29:10,244 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 [2024-11-14 04:29:10,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 04:29:10,252 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/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) [2024-11-14 04:29:10,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_18942cbd-9305-4562-814c-50d6387a96b1/bin/utaipan-verify-sOmjnqqW8E/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 [2024-11-14 04:29:12,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 04:29:12,349 INFO L255 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 75 conjuncts are in the unsatisfiable core [2024-11-14 04:29:12,405 INFO L278 TraceCheckSpWp]: Computing forward predicates...