./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.2.prop1-back-serstep.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_e37d9259-a846-4f8f-9eee-add6fd73af2f/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/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_e37d9259-a846-4f8f-9eee-add6fd73af2f/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/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_e37d9259-a846-4f8f-9eee-add6fd73af2f/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 cf781dc2288a00f369934df75df908cdb6dbb08527402be5afe46a5cc4e19cf1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:44:16,670 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:44:16,769 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-14 05:44:16,775 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:44:16,775 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:44:16,811 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:44:16,812 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:44:16,812 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:44:16,813 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:44:16,813 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:44:16,813 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:44:16,813 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:44:16,813 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:44:16,813 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-14 05:44:16,813 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:44:16,813 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:44:16,813 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-14 05:44:16,814 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-14 05:44:16,814 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:44:16,814 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-14 05:44:16,814 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-14 05:44:16,814 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-14 05:44:16,814 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:44:16,815 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:44:16,815 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-14 05:44:16,815 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:44:16,815 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:44:16,815 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:44:16,815 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:44:16,815 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:44:16,818 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:44:16,818 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:44:16,818 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:44:16,818 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:44:16,819 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:44:16,819 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:44:16,819 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:44:16,819 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:44:16,819 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:44:16,819 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-14 05:44:16,819 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-14 05:44:16,820 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:44:16,820 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:44:16,820 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-14 05:44:16,820 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_e37d9259-a846-4f8f-9eee-add6fd73af2f/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 -> cf781dc2288a00f369934df75df908cdb6dbb08527402be5afe46a5cc4e19cf1 [2024-11-14 05:44:17,163 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:44:17,172 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:44:17,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:44:17,175 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:44:17,176 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:44:17,177 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.2.prop1-back-serstep.c Unable to find full path for "g++" [2024-11-14 05:44:19,079 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:44:19,373 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:44:19,373 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.2.prop1-back-serstep.c [2024-11-14 05:44:19,384 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/bin/utaipan-verify-sOmjnqqW8E/data/e61f7a7f1/9168e12381dc48178c94c39ca12535b1/FLAGca583ab39 [2024-11-14 05:44:19,400 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/bin/utaipan-verify-sOmjnqqW8E/data/e61f7a7f1/9168e12381dc48178c94c39ca12535b1 [2024-11-14 05:44:19,402 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:44:19,404 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:44:19,406 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:44:19,406 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:44:19,410 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:44:19,411 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:44:19" (1/1) ... [2024-11-14 05:44:19,412 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74039d1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:19, skipping insertion in model container [2024-11-14 05:44:19,412 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:44:19" (1/1) ... [2024-11-14 05:44:19,460 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:44:19,650 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_e37d9259-a846-4f8f-9eee-add6fd73af2f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.2.prop1-back-serstep.c[1174,1187] [2024-11-14 05:44:19,877 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:44:19,893 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:44:19,905 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_e37d9259-a846-4f8f-9eee-add6fd73af2f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.2.prop1-back-serstep.c[1174,1187] [2024-11-14 05:44:20,068 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:44:20,079 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:44:20,080 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:20 WrapperNode [2024-11-14 05:44:20,080 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:44:20,081 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:44:20,081 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:44:20,081 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:44:20,086 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:20" (1/1) ... [2024-11-14 05:44:20,108 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:20" (1/1) ... [2024-11-14 05:44:20,389 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1948 [2024-11-14 05:44:20,391 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:44:20,392 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:44:20,392 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:44:20,393 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:44:20,400 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:20" (1/1) ... [2024-11-14 05:44:20,400 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:20" (1/1) ... [2024-11-14 05:44:20,451 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:20" (1/1) ... [2024-11-14 05:44:20,452 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:20" (1/1) ... [2024-11-14 05:44:20,573 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:20" (1/1) ... [2024-11-14 05:44:20,588 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:20" (1/1) ... [2024-11-14 05:44:20,620 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:20" (1/1) ... [2024-11-14 05:44:20,630 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:20" (1/1) ... [2024-11-14 05:44:20,717 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:44:20,718 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:44:20,719 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:44:20,719 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:44:20,720 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:20" (1/1) ... [2024-11-14 05:44:20,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:44:20,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:44:20,761 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:44:20,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:44:20,797 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:44:20,797 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-14 05:44:20,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:44:20,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:44:21,059 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:44:21,062 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:44:24,279 INFO L? ?]: Removed 993 outVars from TransFormulas that were not future-live. [2024-11-14 05:44:24,279 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:44:28,284 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:44:28,284 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:44:28,284 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:44:28 BoogieIcfgContainer [2024-11-14 05:44:28,285 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:44:28,287 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:44:28,287 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:44:28,292 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:44:28,292 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:44:19" (1/3) ... [2024-11-14 05:44:28,293 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ba19144 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:44:28, skipping insertion in model container [2024-11-14 05:44:28,293 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:44:20" (2/3) ... [2024-11-14 05:44:28,293 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ba19144 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:44:28, skipping insertion in model container [2024-11-14 05:44:28,294 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:44:28" (3/3) ... [2024-11-14 05:44:28,296 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.adding.2.prop1-back-serstep.c [2024-11-14 05:44:28,314 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:44:28,315 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.adding.2.prop1-back-serstep.c that has 1 procedures, 7 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:44:28,379 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:44:28,397 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;@1ed366c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:44:28,398 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:44:28,403 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 05:44:28,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-14 05:44:28,409 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:44:28,411 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2024-11-14 05:44:28,412 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:44:28,416 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:44:28,417 INFO L85 PathProgramCache]: Analyzing trace with hash 100937306, now seen corresponding path program 1 times [2024-11-14 05:44:28,425 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:44:28,425 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625003952] [2024-11-14 05:44:28,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:44:28,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:44:29,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:44:30,993 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 05:44:30,994 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-14 05:44:30,996 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625003952] [2024-11-14 05:44:30,996 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625003952] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:44:30,997 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:44:30,997 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-14 05:44:30,999 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715464412] [2024-11-14 05:44:31,002 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:44:31,006 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 05:44:31,007 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2024-11-14 05:44:31,029 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 05:44:31,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 05:44:31,031 INFO L87 Difference]: Start difference. First operand has 7 states, 5 states have (on average 1.6) internal successors, (8), 6 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 05:44:33,291 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:44:35,304 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:44:37,316 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:44:40,075 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:44:42,082 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:44:44,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-14 05:44:44,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:44:44,088 INFO L93 Difference]: Finished difference Result 15 states and 20 transitions. [2024-11-14 05:44:44,095 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 05:44:44,096 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2024-11-14 05:44:44,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:44:44,101 INFO L225 Difference]: With dead ends: 15 [2024-11-14 05:44:44,101 INFO L226 Difference]: Without dead ends: 9 [2024-11-14 05:44:44,103 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-14 05:44:44,106 INFO L432 NwaCegarLoop]: 2 mSDtfsCounter, 2 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 13.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2024-11-14 05:44:44,107 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 6 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 6 Unknown, 0 Unchecked, 13.0s Time] [2024-11-14 05:44:44,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2024-11-14 05:44:44,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2024-11-14 05:44:44,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 05:44:44,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2024-11-14 05:44:44,136 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 4 [2024-11-14 05:44:44,136 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:44:44,136 INFO L471 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2024-11-14 05:44:44,136 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-14 05:44:44,137 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2024-11-14 05:44:44,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-14 05:44:44,137 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:44:44,137 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2024-11-14 05:44:44,138 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-14 05:44:44,138 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:44:44,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:44:44,139 INFO L85 PathProgramCache]: Analyzing trace with hash 634749887, now seen corresponding path program 1 times [2024-11-14 05:44:44,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-14 05:44:44,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946728662] [2024-11-14 05:44:44,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:44:44,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-14 05:44:53,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:44:53,867 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-14 05:45:01,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-14 05:45:01,486 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2024-11-14 05:45:01,486 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-14 05:45:01,488 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-14 05:45:01,490 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-14 05:45:01,496 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-11-14 05:45:01,594 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-14 05:45:01,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.11 05:45:01 BoogieIcfgContainer [2024-11-14 05:45:01,598 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-14 05:45:01,599 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-14 05:45:01,599 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-14 05:45:01,599 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-14 05:45:01,600 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:44:28" (3/4) ... [2024-11-14 05:45:01,603 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-14 05:45:01,604 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-14 05:45:01,607 INFO L158 Benchmark]: Toolchain (without parser) took 42201.44ms. Allocated memory was 117.4MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 91.2MB in the beginning and 964.6MB in the end (delta: -873.4MB). Peak memory consumption was 305.3MB. Max. memory is 16.1GB. [2024-11-14 05:45:01,607 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 83.9MB. Free memory is still 40.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-14 05:45:01,607 INFO L158 Benchmark]: CACSL2BoogieTranslator took 675.01ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 61.1MB in the end (delta: 29.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-14 05:45:01,608 INFO L158 Benchmark]: Boogie Procedure Inliner took 310.76ms. Allocated memory is still 117.4MB. Free memory was 61.1MB in the beginning and 61.9MB in the end (delta: -730.2kB). Peak memory consumption was 50.9MB. Max. memory is 16.1GB. [2024-11-14 05:45:01,608 INFO L158 Benchmark]: Boogie Preprocessor took 324.74ms. Allocated memory was 117.4MB in the beginning and 318.8MB in the end (delta: 201.3MB). Free memory was 61.9MB in the beginning and 256.8MB in the end (delta: -195.0MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2024-11-14 05:45:01,609 INFO L158 Benchmark]: RCFGBuilder took 7566.88ms. Allocated memory was 318.8MB in the beginning and 553.6MB in the end (delta: 234.9MB). Free memory was 256.8MB in the beginning and 336.3MB in the end (delta: -79.5MB). Peak memory consumption was 350.6MB. Max. memory is 16.1GB. [2024-11-14 05:45:01,609 INFO L158 Benchmark]: TraceAbstraction took 33311.11ms. Allocated memory was 553.6MB in the beginning and 1.3GB in the end (delta: 738.2MB). Free memory was 336.3MB in the beginning and 964.7MB in the end (delta: -628.3MB). Peak memory consumption was 512.5MB. Max. memory is 16.1GB. [2024-11-14 05:45:01,610 INFO L158 Benchmark]: Witness Printer took 5.67ms. Allocated memory is still 1.3GB. Free memory was 964.7MB in the beginning and 964.6MB in the end (delta: 60.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-14 05:45:01,612 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 83.9MB. Free memory is still 40.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 675.01ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 61.1MB in the end (delta: 29.7MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 310.76ms. Allocated memory is still 117.4MB. Free memory was 61.1MB in the beginning and 61.9MB in the end (delta: -730.2kB). Peak memory consumption was 50.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 324.74ms. Allocated memory was 117.4MB in the beginning and 318.8MB in the end (delta: 201.3MB). Free memory was 61.9MB in the beginning and 256.8MB in the end (delta: -195.0MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. * RCFGBuilder took 7566.88ms. Allocated memory was 318.8MB in the beginning and 553.6MB in the end (delta: 234.9MB). Free memory was 256.8MB in the beginning and 336.3MB in the end (delta: -79.5MB). Peak memory consumption was 350.6MB. Max. memory is 16.1GB. * TraceAbstraction took 33311.11ms. Allocated memory was 553.6MB in the beginning and 1.3GB in the end (delta: 738.2MB). Free memory was 336.3MB in the beginning and 964.7MB in the end (delta: -628.3MB). Peak memory consumption was 512.5MB. Max. memory is 16.1GB. * Witness Printer took 5.67ms. Allocated memory is still 1.3GB. Free memory was 964.7MB in the beginning and 964.6MB in the end (delta: 60.3kB). 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 shiftRight at line 192, overapproximation of bitwiseOr at line 188, overapproximation of bitwiseAnd at line 190, overapproximation of bitwiseAnd at line 64, overapproximation of bitwiseAnd at line 101. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 5); [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (5 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 16); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (16 - 1); [L35] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L36] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L38] const SORT_3 var_5 = 0; [L39] const SORT_1 var_12 = 0; [L40] const SORT_3 var_34 = 1; [L41] const SORT_3 var_37 = 0; [L42] const SORT_1 var_62 = 1; [L43] const SORT_4 var_65 = 200; [L44] const SORT_3 var_66 = 0; [L45] const SORT_4 var_68 = 16; [L46] const SORT_4 var_171 = 500; [L48] SORT_3 input_44; [L49] SORT_3 input_46; [L50] SORT_3 input_48; [L51] SORT_1 input_50; [L52] SORT_1 input_52; [L53] SORT_1 input_54; [L54] SORT_1 input_56; [L55] SORT_1 input_58; [L56] SORT_1 input_60; [L57] SORT_1 input_64; [L58] SORT_1 input_74; [L59] SORT_1 input_78; [L60] SORT_1 input_81; [L61] SORT_1 input_96; [L62] SORT_1 input_100; [L64] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L64] SORT_3 state_6 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L65] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L65] SORT_3 state_8 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L66] EXPR __VERIFIER_nondet_ushort() & mask_SORT_3 [L66] SORT_3 state_10 = __VERIFIER_nondet_ushort() & mask_SORT_3; [L67] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L67] SORT_1 state_13 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L68] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L68] SORT_1 state_15 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L69] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L69] SORT_1 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L70] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L70] SORT_1 state_19 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L71] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L71] SORT_1 state_21 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L72] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L72] SORT_1 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L73] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L73] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L74] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L74] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L76] SORT_3 init_7_arg_1 = var_5; [L77] state_6 = init_7_arg_1 [L78] SORT_3 init_9_arg_1 = var_5; [L79] state_8 = init_9_arg_1 [L80] SORT_3 init_11_arg_1 = var_5; [L81] state_10 = init_11_arg_1 [L82] SORT_1 init_14_arg_1 = var_12; [L83] state_13 = init_14_arg_1 [L84] SORT_1 init_16_arg_1 = var_12; [L85] state_15 = init_16_arg_1 [L86] SORT_1 init_18_arg_1 = var_12; [L87] state_17 = init_18_arg_1 [L88] SORT_1 init_20_arg_1 = var_12; [L89] state_19 = init_20_arg_1 [L90] SORT_1 init_22_arg_1 = var_12; [L91] state_21 = init_22_arg_1 [L92] SORT_1 init_24_arg_1 = var_12; [L93] state_23 = init_24_arg_1 [L94] SORT_1 init_26_arg_1 = var_12; [L95] state_25 = init_26_arg_1 [L96] SORT_1 init_28_arg_1 = var_12; [L97] state_27 = init_28_arg_1 VAL [mask_SORT_1=1, mask_SORT_3=65535, mask_SORT_4=-1, msb_SORT_4=2147483648, state_10=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_25=0, state_27=0, state_6=0, state_8=0, var_171=500, var_34=1, var_37=0, var_62=1, var_65=200, var_66=0, var_68=16] [L100] input_44 = __VERIFIER_nondet_ushort() [L101] EXPR input_44 & mask_SORT_3 [L101] input_44 = input_44 & mask_SORT_3 [L102] input_46 = __VERIFIER_nondet_ushort() [L103] EXPR input_46 & mask_SORT_3 [L103] input_46 = input_46 & mask_SORT_3 [L104] input_48 = __VERIFIER_nondet_ushort() [L105] EXPR input_48 & mask_SORT_3 [L105] input_48 = input_48 & mask_SORT_3 [L106] input_50 = __VERIFIER_nondet_uchar() [L107] EXPR input_50 & mask_SORT_1 [L107] input_50 = input_50 & mask_SORT_1 [L108] input_52 = __VERIFIER_nondet_uchar() [L109] EXPR input_52 & mask_SORT_1 [L109] input_52 = input_52 & mask_SORT_1 [L110] input_54 = __VERIFIER_nondet_uchar() [L111] EXPR input_54 & mask_SORT_1 [L111] input_54 = input_54 & mask_SORT_1 [L112] input_56 = __VERIFIER_nondet_uchar() [L113] EXPR input_56 & mask_SORT_1 [L113] input_56 = input_56 & mask_SORT_1 [L114] input_58 = __VERIFIER_nondet_uchar() [L115] EXPR input_58 & mask_SORT_1 [L115] input_58 = input_58 & mask_SORT_1 [L116] input_60 = __VERIFIER_nondet_uchar() [L117] EXPR input_60 & mask_SORT_1 [L117] input_60 = input_60 & mask_SORT_1 [L118] input_64 = __VERIFIER_nondet_uchar() [L119] EXPR input_64 & mask_SORT_1 [L119] input_64 = input_64 & mask_SORT_1 [L120] input_74 = __VERIFIER_nondet_uchar() [L121] EXPR input_74 & mask_SORT_1 [L121] input_74 = input_74 & mask_SORT_1 [L122] input_78 = __VERIFIER_nondet_uchar() [L123] EXPR input_78 & mask_SORT_1 [L123] input_78 = input_78 & mask_SORT_1 [L124] input_81 = __VERIFIER_nondet_uchar() [L125] EXPR input_81 & mask_SORT_1 [L125] input_81 = input_81 & mask_SORT_1 [L126] input_96 = __VERIFIER_nondet_uchar() [L127] EXPR input_96 & mask_SORT_1 [L127] input_96 = input_96 & mask_SORT_1 [L128] input_100 = __VERIFIER_nondet_uchar() [L129] EXPR input_100 & mask_SORT_1 [L129] input_100 = input_100 & mask_SORT_1 [L132] SORT_1 var_29_arg_0 = state_13; [L133] SORT_1 var_29_arg_1 = ~state_15; [L134] EXPR var_29_arg_1 & mask_SORT_1 [L134] var_29_arg_1 = var_29_arg_1 & mask_SORT_1 [L135] EXPR var_29_arg_0 & var_29_arg_1 [L135] SORT_1 var_29 = var_29_arg_0 & var_29_arg_1; [L136] SORT_1 var_30_arg_0 = var_29; [L137] SORT_1 var_30_arg_1 = ~state_17; [L138] EXPR var_30_arg_1 & mask_SORT_1 [L138] var_30_arg_1 = var_30_arg_1 & mask_SORT_1 [L139] EXPR var_30_arg_0 & var_30_arg_1 [L139] SORT_1 var_30 = var_30_arg_0 & var_30_arg_1; [L140] SORT_1 var_31_arg_0 = var_30; [L141] SORT_1 var_31_arg_1 = state_19; [L142] EXPR var_31_arg_0 & var_31_arg_1 [L142] SORT_1 var_31 = var_31_arg_0 & var_31_arg_1; [L143] SORT_1 var_32_arg_0 = var_31; [L144] SORT_1 var_32_arg_1 = ~state_21; [L145] EXPR var_32_arg_1 & mask_SORT_1 [L145] var_32_arg_1 = var_32_arg_1 & mask_SORT_1 [L146] EXPR var_32_arg_0 & var_32_arg_1 [L146] SORT_1 var_32 = var_32_arg_0 & var_32_arg_1; [L147] SORT_1 var_33_arg_0 = var_32; [L148] SORT_1 var_33_arg_1 = ~state_23; [L149] EXPR var_33_arg_1 & mask_SORT_1 [L149] var_33_arg_1 = var_33_arg_1 & mask_SORT_1 [L150] EXPR var_33_arg_0 & var_33_arg_1 [L150] SORT_1 var_33 = var_33_arg_0 & var_33_arg_1; [L151] SORT_3 var_35_arg_0 = var_34; [L152] SORT_3 var_35_arg_1 = state_6; [L153] SORT_1 var_35 = var_35_arg_0 == var_35_arg_1; [L154] SORT_1 var_36_arg_0 = var_33; [L155] SORT_1 var_36_arg_1 = var_35; [L156] EXPR var_36_arg_0 & var_36_arg_1 [L156] SORT_1 var_36 = var_36_arg_0 & var_36_arg_1; [L157] SORT_3 var_38_arg_0 = var_37; [L158] SORT_3 var_38_arg_1 = state_8; [L159] SORT_1 var_38 = var_38_arg_0 == var_38_arg_1; [L160] SORT_1 var_39_arg_0 = var_36; [L161] SORT_1 var_39_arg_1 = var_38; [L162] EXPR var_39_arg_0 & var_39_arg_1 [L162] SORT_1 var_39 = var_39_arg_0 & var_39_arg_1; [L163] SORT_3 var_40_arg_0 = var_37; [L164] SORT_3 var_40_arg_1 = state_10; [L165] SORT_1 var_40 = var_40_arg_0 == var_40_arg_1; [L166] SORT_1 var_41_arg_0 = var_39; [L167] SORT_1 var_41_arg_1 = var_40; [L168] EXPR var_41_arg_0 & var_41_arg_1 [L168] SORT_1 var_41 = var_41_arg_0 & var_41_arg_1; [L169] SORT_1 var_42_arg_0 = state_27; [L170] SORT_1 var_42_arg_1 = var_41; [L171] EXPR var_42_arg_0 & var_42_arg_1 [L171] SORT_1 var_42 = var_42_arg_0 & var_42_arg_1; [L172] EXPR var_42 & mask_SORT_1 [L172] var_42 = var_42 & mask_SORT_1 [L173] SORT_1 bad_43_arg_0 = var_42; [L174] CALL __VERIFIER_assert(!(bad_43_arg_0)) [L21] COND FALSE !(!(cond)) [L174] RET __VERIFIER_assert(!(bad_43_arg_0)) [L176] SORT_3 next_45_arg_1 = input_44; [L177] SORT_3 next_47_arg_1 = input_46; [L178] SORT_3 next_49_arg_1 = input_48; [L179] SORT_1 next_51_arg_1 = input_50; [L180] SORT_1 next_53_arg_1 = input_52; [L181] SORT_1 next_55_arg_1 = input_54; [L182] SORT_1 next_57_arg_1 = input_56; [L183] SORT_1 next_59_arg_1 = input_58; [L184] SORT_1 next_61_arg_1 = input_60; [L185] SORT_1 next_63_arg_1 = var_62; [L186] SORT_3 var_67_arg_0 = input_44; [L187] SORT_3 var_67_arg_1 = var_66; [L188] EXPR ((SORT_4)var_67_arg_0 << 16) | var_67_arg_1 [L188] SORT_4 var_67 = ((SORT_4)var_67_arg_0 << 16) | var_67_arg_1; [L189] SORT_4 var_69_arg_0 = var_67; [L190] EXPR var_69_arg_0 & msb_SORT_4 [L190] EXPR (var_69_arg_0 & msb_SORT_4) ? (var_69_arg_0 | ~mask_SORT_4) : (var_69_arg_0 & mask_SORT_4) [L190] EXPR var_69_arg_0 & mask_SORT_4 [L190] EXPR (var_69_arg_0 & msb_SORT_4) ? (var_69_arg_0 | ~mask_SORT_4) : (var_69_arg_0 & mask_SORT_4) [L190] var_69_arg_0 = (var_69_arg_0 & msb_SORT_4) ? (var_69_arg_0 | ~mask_SORT_4) : (var_69_arg_0 & mask_SORT_4) [L191] SORT_4 var_69_arg_1 = var_68; [L192] EXPR (int)var_69_arg_0 >> var_69_arg_1 [L192] SORT_4 var_69 = (int)var_69_arg_0 >> var_69_arg_1; [L193] EXPR var_69_arg_0 & msb_SORT_4 [L193] EXPR (var_69_arg_0 & msb_SORT_4) ? (var_69 | ~(mask_SORT_4 >> var_69_arg_1)) : var_69 [L193] EXPR mask_SORT_4 >> var_69_arg_1 [L193] EXPR var_69 | ~(mask_SORT_4 >> var_69_arg_1) [L193] EXPR (var_69_arg_0 & msb_SORT_4) ? (var_69 | ~(mask_SORT_4 >> var_69_arg_1)) : var_69 [L193] var_69 = (var_69_arg_0 & msb_SORT_4) ? (var_69 | ~(mask_SORT_4 >> var_69_arg_1)) : var_69 [L194] EXPR var_69 & mask_SORT_4 [L194] var_69 = var_69 & mask_SORT_4 [L195] SORT_4 var_70_arg_0 = var_65; [L196] SORT_4 var_70_arg_1 = var_69; [L197] SORT_1 var_70 = var_70_arg_0 <= var_70_arg_1; [L198] SORT_1 var_71_arg_0 = input_50; [L199] SORT_1 var_71_arg_1 = ~var_70; [L200] EXPR var_71_arg_1 & mask_SORT_1 [L200] var_71_arg_1 = var_71_arg_1 & mask_SORT_1 [L201] EXPR var_71_arg_0 & var_71_arg_1 [L201] SORT_1 var_71 = var_71_arg_0 & var_71_arg_1; [L202] SORT_1 var_72_arg_0 = ~input_64; [L203] EXPR var_72_arg_0 & mask_SORT_1 [L203] var_72_arg_0 = var_72_arg_0 & mask_SORT_1 [L204] SORT_1 var_72_arg_1 = var_71; [L205] EXPR var_72_arg_0 | var_72_arg_1 [L205] SORT_1 var_72 = var_72_arg_0 | var_72_arg_1; [L206] SORT_1 var_73_arg_0 = input_52; [L207] SORT_1 var_73_arg_1 = input_64; [L208] EXPR var_73_arg_0 | var_73_arg_1 [L208] SORT_1 var_73 = var_73_arg_0 | var_73_arg_1; [L209] SORT_1 var_75_arg_0 = var_73; [L210] SORT_1 var_75_arg_1 = ~input_74; [L211] EXPR var_75_arg_1 & mask_SORT_1 [L211] var_75_arg_1 = var_75_arg_1 & mask_SORT_1 [L212] EXPR var_75_arg_0 | var_75_arg_1 [L212] SORT_1 var_75 = var_75_arg_0 | var_75_arg_1; [L213] SORT_1 var_76_arg_0 = var_72; [L214] SORT_1 var_76_arg_1 = var_75; [L215] EXPR var_76_arg_0 & var_76_arg_1 [L215] SORT_1 var_76 = var_76_arg_0 & var_76_arg_1; [L216] SORT_1 var_77_arg_0 = input_54; [L217] SORT_1 var_77_arg_1 = input_74; [L218] EXPR var_77_arg_0 | var_77_arg_1 [L218] SORT_1 var_77 = var_77_arg_0 | var_77_arg_1; [L219] SORT_1 var_79_arg_0 = var_77; [L220] SORT_1 var_79_arg_1 = ~input_78; [L221] EXPR var_79_arg_1 & mask_SORT_1 [L221] var_79_arg_1 = var_79_arg_1 & mask_SORT_1 [L222] EXPR var_79_arg_0 | var_79_arg_1 [L222] SORT_1 var_79 = var_79_arg_0 | var_79_arg_1; [L223] SORT_1 var_80_arg_0 = var_76; [L224] SORT_1 var_80_arg_1 = var_79; [L225] EXPR var_80_arg_0 & var_80_arg_1 [L225] SORT_1 var_80 = var_80_arg_0 & var_80_arg_1; [L226] SORT_1 var_82_arg_0 = input_64; [L227] SORT_3 var_82_arg_1 = input_44; [L228] SORT_3 var_82_arg_2 = input_46; [L229] SORT_3 var_82 = var_82_arg_0 ? var_82_arg_1 : var_82_arg_2; [L230] SORT_3 var_83_arg_0 = var_82; [L231] SORT_3 var_83_arg_1 = var_66; [L232] EXPR ((SORT_4)var_83_arg_0 << 16) | var_83_arg_1 [L232] SORT_4 var_83 = ((SORT_4)var_83_arg_0 << 16) | var_83_arg_1; [L233] SORT_4 var_84_arg_0 = var_83; [L234] EXPR var_84_arg_0 & msb_SORT_4 [L234] EXPR (var_84_arg_0 & msb_SORT_4) ? (var_84_arg_0 | ~mask_SORT_4) : (var_84_arg_0 & mask_SORT_4) [L234] EXPR var_84_arg_0 & mask_SORT_4 [L234] EXPR (var_84_arg_0 & msb_SORT_4) ? (var_84_arg_0 | ~mask_SORT_4) : (var_84_arg_0 & mask_SORT_4) [L234] var_84_arg_0 = (var_84_arg_0 & msb_SORT_4) ? (var_84_arg_0 | ~mask_SORT_4) : (var_84_arg_0 & mask_SORT_4) [L235] SORT_4 var_84_arg_1 = var_68; [L236] EXPR (int)var_84_arg_0 >> var_84_arg_1 [L236] SORT_4 var_84 = (int)var_84_arg_0 >> var_84_arg_1; [L237] EXPR var_84_arg_0 & msb_SORT_4 [L237] EXPR (var_84_arg_0 & msb_SORT_4) ? (var_84 | ~(mask_SORT_4 >> var_84_arg_1)) : var_84 [L237] var_84 = (var_84_arg_0 & msb_SORT_4) ? (var_84 | ~(mask_SORT_4 >> var_84_arg_1)) : var_84 [L238] SORT_4 var_85_arg_0 = var_69; [L239] SORT_4 var_85_arg_1 = var_84; [L240] SORT_4 var_85 = var_85_arg_0 + var_85_arg_1; [L241] SORT_4 var_86_arg_0 = var_85; [L242] SORT_3 var_86 = var_86_arg_0 >> 0; [L243] SORT_1 var_87_arg_0 = input_74; [L244] SORT_3 var_87_arg_1 = var_86; [L245] SORT_3 var_87_arg_2 = var_82; [L246] SORT_3 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L247] EXPR var_87 & mask_SORT_3 [L247] var_87 = var_87 & mask_SORT_3 [L248] SORT_1 var_88_arg_0 = input_78; [L249] SORT_3 var_88_arg_1 = var_87; [L250] SORT_3 var_88_arg_2 = input_44; [L251] SORT_3 var_88 = var_88_arg_0 ? var_88_arg_1 : var_88_arg_2; [L252] SORT_3 var_89_arg_0 = var_88; [L253] SORT_3 var_89_arg_1 = var_66; [L254] EXPR ((SORT_4)var_89_arg_0 << 16) | var_89_arg_1 [L254] SORT_4 var_89 = ((SORT_4)var_89_arg_0 << 16) | var_89_arg_1; [L255] SORT_4 var_90_arg_0 = var_89; [L256] EXPR var_90_arg_0 & msb_SORT_4 [L256] EXPR (var_90_arg_0 & msb_SORT_4) ? (var_90_arg_0 | ~mask_SORT_4) : (var_90_arg_0 & mask_SORT_4) [L256] EXPR var_90_arg_0 & mask_SORT_4 [L256] EXPR (var_90_arg_0 & msb_SORT_4) ? (var_90_arg_0 | ~mask_SORT_4) : (var_90_arg_0 & mask_SORT_4) [L256] var_90_arg_0 = (var_90_arg_0 & msb_SORT_4) ? (var_90_arg_0 | ~mask_SORT_4) : (var_90_arg_0 & mask_SORT_4) [L257] SORT_4 var_90_arg_1 = var_68; [L258] EXPR (int)var_90_arg_0 >> var_90_arg_1 [L258] SORT_4 var_90 = (int)var_90_arg_0 >> var_90_arg_1; [L259] EXPR var_90_arg_0 & msb_SORT_4 [L259] EXPR (var_90_arg_0 & msb_SORT_4) ? (var_90 | ~(mask_SORT_4 >> var_90_arg_1)) : var_90 [L259] var_90 = (var_90_arg_0 & msb_SORT_4) ? (var_90 | ~(mask_SORT_4 >> var_90_arg_1)) : var_90 [L260] EXPR var_90 & mask_SORT_4 [L260] var_90 = var_90 & mask_SORT_4 [L261] SORT_4 var_91_arg_0 = var_65; [L262] SORT_4 var_91_arg_1 = var_90; [L263] SORT_1 var_91 = var_91_arg_0 <= var_91_arg_1; [L264] SORT_1 var_92_arg_0 = input_56; [L265] SORT_1 var_92_arg_1 = ~var_91; [L266] EXPR var_92_arg_1 & mask_SORT_1 [L266] var_92_arg_1 = var_92_arg_1 & mask_SORT_1 [L267] EXPR var_92_arg_0 & var_92_arg_1 [L267] SORT_1 var_92 = var_92_arg_0 & var_92_arg_1; [L268] SORT_1 var_93_arg_0 = ~input_81; [L269] EXPR var_93_arg_0 & mask_SORT_1 [L269] var_93_arg_0 = var_93_arg_0 & mask_SORT_1 [L270] SORT_1 var_93_arg_1 = var_92; [L271] EXPR var_93_arg_0 | var_93_arg_1 [L271] SORT_1 var_93 = var_93_arg_0 | var_93_arg_1; [L272] SORT_1 var_94_arg_0 = var_80; [L273] SORT_1 var_94_arg_1 = var_93; [L274] EXPR var_94_arg_0 & var_94_arg_1 [L274] SORT_1 var_94 = var_94_arg_0 & var_94_arg_1; [L275] SORT_1 var_95_arg_0 = input_58; [L276] SORT_1 var_95_arg_1 = input_81; [L277] EXPR var_95_arg_0 | var_95_arg_1 [L277] SORT_1 var_95 = var_95_arg_0 | var_95_arg_1; [L278] SORT_1 var_97_arg_0 = var_95; [L279] SORT_1 var_97_arg_1 = ~input_96; [L280] EXPR var_97_arg_1 & mask_SORT_1 [L280] var_97_arg_1 = var_97_arg_1 & mask_SORT_1 [L281] EXPR var_97_arg_0 | var_97_arg_1 [L281] SORT_1 var_97 = var_97_arg_0 | var_97_arg_1; [L282] SORT_1 var_98_arg_0 = var_94; [L283] SORT_1 var_98_arg_1 = var_97; [L284] EXPR var_98_arg_0 & var_98_arg_1 [L284] SORT_1 var_98 = var_98_arg_0 & var_98_arg_1; [L285] SORT_1 var_99_arg_0 = input_60; [L286] SORT_1 var_99_arg_1 = input_96; [L287] EXPR var_99_arg_0 | var_99_arg_1 [L287] SORT_1 var_99 = var_99_arg_0 | var_99_arg_1; [L288] SORT_1 var_101_arg_0 = var_99; [L289] SORT_1 var_101_arg_1 = ~input_100; [L290] EXPR var_101_arg_1 & mask_SORT_1 [L290] var_101_arg_1 = var_101_arg_1 & mask_SORT_1 [L291] EXPR var_101_arg_0 | var_101_arg_1 [L291] SORT_1 var_101 = var_101_arg_0 | var_101_arg_1; [L292] SORT_1 var_102_arg_0 = var_98; [L293] SORT_1 var_102_arg_1 = var_101; [L294] EXPR var_102_arg_0 & var_102_arg_1 [L294] SORT_1 var_102 = var_102_arg_0 & var_102_arg_1; [L295] SORT_1 var_103_arg_0 = input_64; [L296] SORT_1 var_103_arg_1 = input_74; [L297] EXPR var_103_arg_0 | var_103_arg_1 [L297] SORT_1 var_103 = var_103_arg_0 | var_103_arg_1; [L298] SORT_1 var_104_arg_0 = input_78; [L299] SORT_1 var_104_arg_1 = var_103; [L300] EXPR var_104_arg_0 | var_104_arg_1 [L300] SORT_1 var_104 = var_104_arg_0 | var_104_arg_1; [L301] SORT_1 var_105_arg_0 = input_81; [L302] SORT_1 var_105_arg_1 = var_104; [L303] EXPR var_105_arg_0 | var_105_arg_1 [L303] SORT_1 var_105 = var_105_arg_0 | var_105_arg_1; [L304] SORT_1 var_106_arg_0 = input_96; [L305] SORT_1 var_106_arg_1 = var_105; [L306] EXPR var_106_arg_0 | var_106_arg_1 [L306] SORT_1 var_106 = var_106_arg_0 | var_106_arg_1; [L307] SORT_1 var_107_arg_0 = input_100; [L308] SORT_1 var_107_arg_1 = var_106; [L309] EXPR var_107_arg_0 | var_107_arg_1 [L309] SORT_1 var_107 = var_107_arg_0 | var_107_arg_1; [L310] SORT_1 var_108_arg_0 = var_102; [L311] SORT_1 var_108_arg_1 = var_107; [L312] EXPR var_108_arg_0 & var_108_arg_1 [L312] SORT_1 var_108 = var_108_arg_0 & var_108_arg_1; [L313] SORT_1 var_109_arg_0 = input_50; [L314] SORT_1 var_109_arg_1 = input_52; [L315] EXPR var_109_arg_0 & var_109_arg_1 [L315] SORT_1 var_109 = var_109_arg_0 & var_109_arg_1; [L316] SORT_1 var_110_arg_0 = input_50; [L317] SORT_1 var_110_arg_1 = input_52; [L318] EXPR var_110_arg_0 | var_110_arg_1 [L318] SORT_1 var_110 = var_110_arg_0 | var_110_arg_1; [L319] SORT_1 var_111_arg_0 = input_54; [L320] SORT_1 var_111_arg_1 = var_110; [L321] EXPR var_111_arg_0 & var_111_arg_1 [L321] SORT_1 var_111 = var_111_arg_0 & var_111_arg_1; [L322] SORT_1 var_112_arg_0 = var_109; [L323] SORT_1 var_112_arg_1 = var_111; [L324] EXPR var_112_arg_0 | var_112_arg_1 [L324] SORT_1 var_112 = var_112_arg_0 | var_112_arg_1; [L325] SORT_1 var_113_arg_0 = input_54; [L326] SORT_1 var_113_arg_1 = var_110; [L327] EXPR var_113_arg_0 | var_113_arg_1 [L327] SORT_1 var_113 = var_113_arg_0 | var_113_arg_1; [L328] SORT_1 var_114_arg_0 = ~var_112; [L329] EXPR var_114_arg_0 & mask_SORT_1 [L329] var_114_arg_0 = var_114_arg_0 & mask_SORT_1 [L330] SORT_1 var_114_arg_1 = var_113; [L331] EXPR var_114_arg_0 & var_114_arg_1 [L331] SORT_1 var_114 = var_114_arg_0 & var_114_arg_1; [L332] SORT_1 var_115_arg_0 = input_56; [L333] SORT_1 var_115_arg_1 = input_58; [L334] EXPR var_115_arg_0 & var_115_arg_1 [L334] SORT_1 var_115 = var_115_arg_0 & var_115_arg_1; [L335] SORT_1 var_116_arg_0 = input_56; [L336] SORT_1 var_116_arg_1 = input_58; [L337] EXPR var_116_arg_0 | var_116_arg_1 [L337] SORT_1 var_116 = var_116_arg_0 | var_116_arg_1; [L338] SORT_1 var_117_arg_0 = input_60; [L339] SORT_1 var_117_arg_1 = var_116; [L340] EXPR var_117_arg_0 & var_117_arg_1 [L340] SORT_1 var_117 = var_117_arg_0 & var_117_arg_1; [L341] SORT_1 var_118_arg_0 = var_115; [L342] SORT_1 var_118_arg_1 = var_117; [L343] EXPR var_118_arg_0 | var_118_arg_1 [L343] SORT_1 var_118 = var_118_arg_0 | var_118_arg_1; [L344] SORT_1 var_119_arg_0 = var_114; [L345] SORT_1 var_119_arg_1 = ~var_118; [L346] EXPR var_119_arg_1 & mask_SORT_1 [L346] var_119_arg_1 = var_119_arg_1 & mask_SORT_1 [L347] EXPR var_119_arg_0 & var_119_arg_1 [L347] SORT_1 var_119 = var_119_arg_0 & var_119_arg_1; [L348] SORT_1 var_120_arg_0 = input_60; [L349] SORT_1 var_120_arg_1 = var_116; [L350] EXPR var_120_arg_0 | var_120_arg_1 [L350] SORT_1 var_120 = var_120_arg_0 | var_120_arg_1; [L351] SORT_1 var_121_arg_0 = var_119; [L352] SORT_1 var_121_arg_1 = var_120; [L353] EXPR var_121_arg_0 & var_121_arg_1 [L353] SORT_1 var_121 = var_121_arg_0 & var_121_arg_1; [L354] SORT_1 var_122_arg_0 = var_108; [L355] SORT_1 var_122_arg_1 = var_121; [L356] EXPR var_122_arg_0 & var_122_arg_1 [L356] SORT_1 var_122 = var_122_arg_0 & var_122_arg_1; [L357] SORT_1 var_123_arg_0 = var_73; [L358] SORT_1 var_123_arg_1 = ~input_74; [L359] EXPR var_123_arg_1 & mask_SORT_1 [L359] var_123_arg_1 = var_123_arg_1 & mask_SORT_1 [L360] EXPR var_123_arg_0 & var_123_arg_1 [L360] SORT_1 var_123 = var_123_arg_0 & var_123_arg_1; [L361] EXPR var_123 & mask_SORT_1 [L361] var_123 = var_123 & mask_SORT_1 [L362] SORT_1 var_124_arg_0 = input_50; [L363] SORT_1 var_124_arg_1 = ~input_64; [L364] EXPR var_124_arg_1 & mask_SORT_1 [L364] var_124_arg_1 = var_124_arg_1 & mask_SORT_1 [L365] EXPR var_124_arg_0 & var_124_arg_1 [L365] SORT_1 var_124 = var_124_arg_0 & var_124_arg_1; [L366] SORT_1 var_125_arg_0 = var_124; [L367] SORT_1 var_125_arg_1 = input_78; [L368] EXPR var_125_arg_0 | var_125_arg_1 [L368] SORT_1 var_125 = var_125_arg_0 | var_125_arg_1; [L369] EXPR var_125 & mask_SORT_1 [L369] var_125 = var_125 & mask_SORT_1 [L370] SORT_1 var_126_arg_0 = var_123; [L371] SORT_1 var_126_arg_1 = var_125; [L372] EXPR var_126_arg_0 & var_126_arg_1 [L372] SORT_1 var_126 = var_126_arg_0 & var_126_arg_1; [L373] SORT_1 var_127_arg_0 = var_77; [L374] SORT_1 var_127_arg_1 = ~input_78; [L375] EXPR var_127_arg_1 & mask_SORT_1 [L375] var_127_arg_1 = var_127_arg_1 & mask_SORT_1 [L376] EXPR var_127_arg_0 & var_127_arg_1 [L376] SORT_1 var_127 = var_127_arg_0 & var_127_arg_1; [L377] EXPR var_127 & mask_SORT_1 [L377] var_127 = var_127 & mask_SORT_1 [L378] SORT_1 var_128_arg_0 = var_123; [L379] SORT_1 var_128_arg_1 = var_125; [L380] EXPR var_128_arg_0 | var_128_arg_1 [L380] SORT_1 var_128 = var_128_arg_0 | var_128_arg_1; [L381] SORT_1 var_129_arg_0 = var_127; [L382] SORT_1 var_129_arg_1 = var_128; [L383] EXPR var_129_arg_0 & var_129_arg_1 [L383] SORT_1 var_129 = var_129_arg_0 & var_129_arg_1; [L384] SORT_1 var_130_arg_0 = var_126; [L385] SORT_1 var_130_arg_1 = var_129; [L386] EXPR var_130_arg_0 | var_130_arg_1 [L386] SORT_1 var_130 = var_130_arg_0 | var_130_arg_1; [L387] SORT_1 var_131_arg_0 = var_127; [L388] SORT_1 var_131_arg_1 = var_128; [L389] EXPR var_131_arg_0 | var_131_arg_1 [L389] SORT_1 var_131 = var_131_arg_0 | var_131_arg_1; [L390] SORT_1 var_132_arg_0 = ~var_130; [L391] EXPR var_132_arg_0 & mask_SORT_1 [L391] var_132_arg_0 = var_132_arg_0 & mask_SORT_1 [L392] SORT_1 var_132_arg_1 = var_131; [L393] EXPR var_132_arg_0 & var_132_arg_1 [L393] SORT_1 var_132 = var_132_arg_0 & var_132_arg_1; [L394] SORT_1 var_133_arg_0 = var_95; [L395] SORT_1 var_133_arg_1 = ~input_96; [L396] EXPR var_133_arg_1 & mask_SORT_1 [L396] var_133_arg_1 = var_133_arg_1 & mask_SORT_1 [L397] EXPR var_133_arg_0 & var_133_arg_1 [L397] SORT_1 var_133 = var_133_arg_0 & var_133_arg_1; [L398] EXPR var_133 & mask_SORT_1 [L398] var_133 = var_133 & mask_SORT_1 [L399] SORT_1 var_134_arg_0 = input_56; [L400] SORT_1 var_134_arg_1 = ~input_81; [L401] EXPR var_134_arg_1 & mask_SORT_1 [L401] var_134_arg_1 = var_134_arg_1 & mask_SORT_1 [L402] EXPR var_134_arg_0 & var_134_arg_1 [L402] SORT_1 var_134 = var_134_arg_0 & var_134_arg_1; [L403] SORT_1 var_135_arg_0 = var_134; [L404] SORT_1 var_135_arg_1 = input_100; [L405] EXPR var_135_arg_0 | var_135_arg_1 [L405] SORT_1 var_135 = var_135_arg_0 | var_135_arg_1; [L406] EXPR var_135 & mask_SORT_1 [L406] var_135 = var_135 & mask_SORT_1 [L407] SORT_1 var_136_arg_0 = var_133; [L408] SORT_1 var_136_arg_1 = var_135; [L409] EXPR var_136_arg_0 & var_136_arg_1 [L409] SORT_1 var_136 = var_136_arg_0 & var_136_arg_1; [L410] SORT_1 var_137_arg_0 = var_99; [L411] SORT_1 var_137_arg_1 = ~input_100; [L412] EXPR var_137_arg_1 & mask_SORT_1 [L412] var_137_arg_1 = var_137_arg_1 & mask_SORT_1 [L413] EXPR var_137_arg_0 & var_137_arg_1 [L413] SORT_1 var_137 = var_137_arg_0 & var_137_arg_1; [L414] EXPR var_137 & mask_SORT_1 [L414] var_137 = var_137 & mask_SORT_1 [L415] SORT_1 var_138_arg_0 = var_133; [L416] SORT_1 var_138_arg_1 = var_135; [L417] EXPR var_138_arg_0 | var_138_arg_1 [L417] SORT_1 var_138 = var_138_arg_0 | var_138_arg_1; [L418] SORT_1 var_139_arg_0 = var_137; [L419] SORT_1 var_139_arg_1 = var_138; [L420] EXPR var_139_arg_0 & var_139_arg_1 [L420] SORT_1 var_139 = var_139_arg_0 & var_139_arg_1; [L421] SORT_1 var_140_arg_0 = var_136; [L422] SORT_1 var_140_arg_1 = var_139; [L423] EXPR var_140_arg_0 | var_140_arg_1 [L423] SORT_1 var_140 = var_140_arg_0 | var_140_arg_1; [L424] SORT_1 var_141_arg_0 = var_132; [L425] SORT_1 var_141_arg_1 = ~var_140; [L426] EXPR var_141_arg_1 & mask_SORT_1 [L426] var_141_arg_1 = var_141_arg_1 & mask_SORT_1 [L427] EXPR var_141_arg_0 & var_141_arg_1 [L427] SORT_1 var_141 = var_141_arg_0 & var_141_arg_1; [L428] SORT_1 var_142_arg_0 = var_137; [L429] SORT_1 var_142_arg_1 = var_138; [L430] EXPR var_142_arg_0 | var_142_arg_1 [L430] SORT_1 var_142 = var_142_arg_0 | var_142_arg_1; [L431] SORT_1 var_143_arg_0 = var_141; [L432] SORT_1 var_143_arg_1 = var_142; [L433] EXPR var_143_arg_0 & var_143_arg_1 [L433] SORT_1 var_143 = var_143_arg_0 & var_143_arg_1; [L434] SORT_1 var_144_arg_0 = var_122; [L435] SORT_1 var_144_arg_1 = var_143; [L436] EXPR var_144_arg_0 & var_144_arg_1 [L436] SORT_1 var_144 = var_144_arg_0 & var_144_arg_1; [L437] SORT_1 var_145_arg_0 = input_81; [L438] SORT_3 var_145_arg_1 = var_88; [L439] SORT_3 var_145_arg_2 = input_48; [L440] SORT_3 var_145 = var_145_arg_0 ? var_145_arg_1 : var_145_arg_2; [L441] SORT_3 var_146_arg_0 = var_145; [L442] SORT_3 var_146_arg_1 = var_66; [L443] EXPR ((SORT_4)var_146_arg_0 << 16) | var_146_arg_1 [L443] SORT_4 var_146 = ((SORT_4)var_146_arg_0 << 16) | var_146_arg_1; [L444] SORT_4 var_147_arg_0 = var_146; [L445] EXPR var_147_arg_0 & msb_SORT_4 [L445] EXPR (var_147_arg_0 & msb_SORT_4) ? (var_147_arg_0 | ~mask_SORT_4) : (var_147_arg_0 & mask_SORT_4) [L445] EXPR var_147_arg_0 & mask_SORT_4 [L445] EXPR (var_147_arg_0 & msb_SORT_4) ? (var_147_arg_0 | ~mask_SORT_4) : (var_147_arg_0 & mask_SORT_4) [L445] var_147_arg_0 = (var_147_arg_0 & msb_SORT_4) ? (var_147_arg_0 | ~mask_SORT_4) : (var_147_arg_0 & mask_SORT_4) [L446] SORT_4 var_147_arg_1 = var_68; [L447] EXPR (int)var_147_arg_0 >> var_147_arg_1 [L447] SORT_4 var_147 = (int)var_147_arg_0 >> var_147_arg_1; [L448] EXPR var_147_arg_0 & msb_SORT_4 [L448] EXPR (var_147_arg_0 & msb_SORT_4) ? (var_147 | ~(mask_SORT_4 >> var_147_arg_1)) : var_147 [L448] var_147 = (var_147_arg_0 & msb_SORT_4) ? (var_147 | ~(mask_SORT_4 >> var_147_arg_1)) : var_147 [L449] SORT_4 var_148_arg_0 = var_90; [L450] SORT_4 var_148_arg_1 = var_147; [L451] SORT_4 var_148 = var_148_arg_0 + var_148_arg_1; [L452] SORT_4 var_149_arg_0 = var_148; [L453] SORT_3 var_149 = var_149_arg_0 >> 0; [L454] SORT_1 var_150_arg_0 = input_96; [L455] SORT_3 var_150_arg_1 = var_149; [L456] SORT_3 var_150_arg_2 = var_145; [L457] SORT_3 var_150 = var_150_arg_0 ? var_150_arg_1 : var_150_arg_2; [L458] EXPR var_150 & mask_SORT_3 [L458] var_150 = var_150 & mask_SORT_3 [L459] SORT_1 var_151_arg_0 = input_100; [L460] SORT_3 var_151_arg_1 = var_150; [L461] SORT_3 var_151_arg_2 = var_88; [L462] SORT_3 var_151 = var_151_arg_0 ? var_151_arg_1 : var_151_arg_2; [L463] EXPR var_151 & mask_SORT_3 [L463] var_151 = var_151 & mask_SORT_3 [L464] SORT_3 var_152_arg_0 = var_151; [L465] SORT_3 var_152_arg_1 = state_6; [L466] SORT_1 var_152 = var_152_arg_0 == var_152_arg_1; [L467] SORT_1 var_153_arg_0 = var_144; [L468] SORT_1 var_153_arg_1 = var_152; [L469] EXPR var_153_arg_0 & var_153_arg_1 [L469] SORT_1 var_153 = var_153_arg_0 & var_153_arg_1; [L470] SORT_3 var_154_arg_0 = var_87; [L471] SORT_3 var_154_arg_1 = state_8; [L472] SORT_1 var_154 = var_154_arg_0 == var_154_arg_1; [L473] SORT_1 var_155_arg_0 = var_153; [L474] SORT_1 var_155_arg_1 = var_154; [L475] EXPR var_155_arg_0 & var_155_arg_1 [L475] SORT_1 var_155 = var_155_arg_0 & var_155_arg_1; [L476] SORT_3 var_156_arg_0 = var_150; [L477] SORT_3 var_156_arg_1 = state_10; [L478] SORT_1 var_156 = var_156_arg_0 == var_156_arg_1; [L479] SORT_1 var_157_arg_0 = var_155; [L480] SORT_1 var_157_arg_1 = var_156; [L481] EXPR var_157_arg_0 & var_157_arg_1 [L481] SORT_1 var_157 = var_157_arg_0 & var_157_arg_1; [L482] SORT_1 var_158_arg_0 = var_125; [L483] SORT_1 var_158_arg_1 = state_13; [L484] SORT_1 var_158 = var_158_arg_0 == var_158_arg_1; [L485] SORT_1 var_159_arg_0 = var_157; [L486] SORT_1 var_159_arg_1 = var_158; [L487] EXPR var_159_arg_0 & var_159_arg_1 [L487] SORT_1 var_159 = var_159_arg_0 & var_159_arg_1; [L488] SORT_1 var_160_arg_0 = var_123; [L489] SORT_1 var_160_arg_1 = state_15; [L490] SORT_1 var_160 = var_160_arg_0 == var_160_arg_1; [L491] SORT_1 var_161_arg_0 = var_159; [L492] SORT_1 var_161_arg_1 = var_160; [L493] EXPR var_161_arg_0 & var_161_arg_1 [L493] SORT_1 var_161 = var_161_arg_0 & var_161_arg_1; [L494] SORT_1 var_162_arg_0 = var_127; [L495] SORT_1 var_162_arg_1 = state_17; [L496] SORT_1 var_162 = var_162_arg_0 == var_162_arg_1; [L497] SORT_1 var_163_arg_0 = var_161; [L498] SORT_1 var_163_arg_1 = var_162; [L499] EXPR var_163_arg_0 & var_163_arg_1 [L499] SORT_1 var_163 = var_163_arg_0 & var_163_arg_1; [L500] SORT_1 var_164_arg_0 = var_135; [L501] SORT_1 var_164_arg_1 = state_19; [L502] SORT_1 var_164 = var_164_arg_0 == var_164_arg_1; [L503] SORT_1 var_165_arg_0 = var_163; [L504] SORT_1 var_165_arg_1 = var_164; [L505] EXPR var_165_arg_0 & var_165_arg_1 [L505] SORT_1 var_165 = var_165_arg_0 & var_165_arg_1; [L506] SORT_1 var_166_arg_0 = var_133; [L507] SORT_1 var_166_arg_1 = state_21; [L508] SORT_1 var_166 = var_166_arg_0 == var_166_arg_1; [L509] SORT_1 var_167_arg_0 = var_165; [L510] SORT_1 var_167_arg_1 = var_166; [L511] EXPR var_167_arg_0 & var_167_arg_1 [L511] SORT_1 var_167 = var_167_arg_0 & var_167_arg_1; [L512] SORT_1 var_168_arg_0 = var_137; [L513] SORT_1 var_168_arg_1 = state_23; [L514] SORT_1 var_168 = var_168_arg_0 == var_168_arg_1; [L515] SORT_1 var_169_arg_0 = var_167; [L516] SORT_1 var_169_arg_1 = var_168; [L517] EXPR var_169_arg_0 & var_169_arg_1 [L517] SORT_1 var_169 = var_169_arg_0 & var_169_arg_1; [L518] SORT_1 var_170_arg_0 = var_169; [L519] SORT_1 var_170_arg_1 = state_27; [L520] EXPR var_170_arg_0 & var_170_arg_1 [L520] SORT_1 var_170 = var_170_arg_0 & var_170_arg_1; [L521] SORT_4 var_172_arg_0 = var_171; [L522] SORT_4 var_172_arg_1 = var_69; [L523] SORT_1 var_172 = var_172_arg_0 == var_172_arg_1; [L524] SORT_1 var_173_arg_0 = state_25; [L525] SORT_1 var_173_arg_1 = var_170; [L526] SORT_1 var_173_arg_2 = var_172; [L527] SORT_1 var_173 = var_173_arg_0 ? var_173_arg_1 : var_173_arg_2; [L528] SORT_1 next_174_arg_1 = var_173; [L530] state_6 = next_45_arg_1 [L531] state_8 = next_47_arg_1 [L532] state_10 = next_49_arg_1 [L533] state_13 = next_51_arg_1 [L534] state_15 = next_53_arg_1 [L535] state_17 = next_55_arg_1 [L536] state_19 = next_57_arg_1 [L537] state_21 = next_59_arg_1 [L538] state_23 = next_61_arg_1 [L539] state_25 = next_63_arg_1 [L540] state_27 = next_174_arg_1 [L100] input_44 = __VERIFIER_nondet_ushort() [L101] EXPR input_44 & mask_SORT_3 [L101] input_44 = input_44 & mask_SORT_3 [L102] input_46 = __VERIFIER_nondet_ushort() [L103] EXPR input_46 & mask_SORT_3 [L103] input_46 = input_46 & mask_SORT_3 [L104] input_48 = __VERIFIER_nondet_ushort() [L105] EXPR input_48 & mask_SORT_3 [L105] input_48 = input_48 & mask_SORT_3 [L106] input_50 = __VERIFIER_nondet_uchar() [L107] EXPR input_50 & mask_SORT_1 [L107] input_50 = input_50 & mask_SORT_1 [L108] input_52 = __VERIFIER_nondet_uchar() [L109] EXPR input_52 & mask_SORT_1 [L109] input_52 = input_52 & mask_SORT_1 [L110] input_54 = __VERIFIER_nondet_uchar() [L111] EXPR input_54 & mask_SORT_1 [L111] input_54 = input_54 & mask_SORT_1 [L112] input_56 = __VERIFIER_nondet_uchar() [L113] EXPR input_56 & mask_SORT_1 [L113] input_56 = input_56 & mask_SORT_1 [L114] input_58 = __VERIFIER_nondet_uchar() [L115] EXPR input_58 & mask_SORT_1 [L115] input_58 = input_58 & mask_SORT_1 [L116] input_60 = __VERIFIER_nondet_uchar() [L117] EXPR input_60 & mask_SORT_1 [L117] input_60 = input_60 & mask_SORT_1 [L118] input_64 = __VERIFIER_nondet_uchar() [L119] EXPR input_64 & mask_SORT_1 [L119] input_64 = input_64 & mask_SORT_1 [L120] input_74 = __VERIFIER_nondet_uchar() [L121] EXPR input_74 & mask_SORT_1 [L121] input_74 = input_74 & mask_SORT_1 [L122] input_78 = __VERIFIER_nondet_uchar() [L123] EXPR input_78 & mask_SORT_1 [L123] input_78 = input_78 & mask_SORT_1 [L124] input_81 = __VERIFIER_nondet_uchar() [L125] EXPR input_81 & mask_SORT_1 [L125] input_81 = input_81 & mask_SORT_1 [L126] input_96 = __VERIFIER_nondet_uchar() [L127] EXPR input_96 & mask_SORT_1 [L127] input_96 = input_96 & mask_SORT_1 [L128] input_100 = __VERIFIER_nondet_uchar() [L129] EXPR input_100 & mask_SORT_1 [L129] input_100 = input_100 & mask_SORT_1 [L132] SORT_1 var_29_arg_0 = state_13; [L133] SORT_1 var_29_arg_1 = ~state_15; [L134] EXPR var_29_arg_1 & mask_SORT_1 [L134] var_29_arg_1 = var_29_arg_1 & mask_SORT_1 [L135] EXPR var_29_arg_0 & var_29_arg_1 [L135] SORT_1 var_29 = var_29_arg_0 & var_29_arg_1; [L136] SORT_1 var_30_arg_0 = var_29; [L137] SORT_1 var_30_arg_1 = ~state_17; [L138] EXPR var_30_arg_1 & mask_SORT_1 [L138] var_30_arg_1 = var_30_arg_1 & mask_SORT_1 [L139] EXPR var_30_arg_0 & var_30_arg_1 [L139] SORT_1 var_30 = var_30_arg_0 & var_30_arg_1; [L140] SORT_1 var_31_arg_0 = var_30; [L141] SORT_1 var_31_arg_1 = state_19; [L142] EXPR var_31_arg_0 & var_31_arg_1 [L142] SORT_1 var_31 = var_31_arg_0 & var_31_arg_1; [L143] SORT_1 var_32_arg_0 = var_31; [L144] SORT_1 var_32_arg_1 = ~state_21; [L145] EXPR var_32_arg_1 & mask_SORT_1 [L145] var_32_arg_1 = var_32_arg_1 & mask_SORT_1 [L146] EXPR var_32_arg_0 & var_32_arg_1 [L146] SORT_1 var_32 = var_32_arg_0 & var_32_arg_1; [L147] SORT_1 var_33_arg_0 = var_32; [L148] SORT_1 var_33_arg_1 = ~state_23; [L149] EXPR var_33_arg_1 & mask_SORT_1 [L149] var_33_arg_1 = var_33_arg_1 & mask_SORT_1 [L150] EXPR var_33_arg_0 & var_33_arg_1 [L150] SORT_1 var_33 = var_33_arg_0 & var_33_arg_1; [L151] SORT_3 var_35_arg_0 = var_34; [L152] SORT_3 var_35_arg_1 = state_6; [L153] SORT_1 var_35 = var_35_arg_0 == var_35_arg_1; [L154] SORT_1 var_36_arg_0 = var_33; [L155] SORT_1 var_36_arg_1 = var_35; [L156] EXPR var_36_arg_0 & var_36_arg_1 [L156] SORT_1 var_36 = var_36_arg_0 & var_36_arg_1; [L157] SORT_3 var_38_arg_0 = var_37; [L158] SORT_3 var_38_arg_1 = state_8; [L159] SORT_1 var_38 = var_38_arg_0 == var_38_arg_1; [L160] SORT_1 var_39_arg_0 = var_36; [L161] SORT_1 var_39_arg_1 = var_38; [L162] EXPR var_39_arg_0 & var_39_arg_1 [L162] SORT_1 var_39 = var_39_arg_0 & var_39_arg_1; [L163] SORT_3 var_40_arg_0 = var_37; [L164] SORT_3 var_40_arg_1 = state_10; [L165] SORT_1 var_40 = var_40_arg_0 == var_40_arg_1; [L166] SORT_1 var_41_arg_0 = var_39; [L167] SORT_1 var_41_arg_1 = var_40; [L168] EXPR var_41_arg_0 & var_41_arg_1 [L168] SORT_1 var_41 = var_41_arg_0 & var_41_arg_1; [L169] SORT_1 var_42_arg_0 = state_27; [L170] SORT_1 var_42_arg_1 = var_41; [L171] EXPR var_42_arg_0 & var_42_arg_1 [L171] SORT_1 var_42 = var_42_arg_0 & var_42_arg_1; [L172] EXPR var_42 & mask_SORT_1 [L172] var_42 = var_42 & mask_SORT_1 [L173] SORT_1 bad_43_arg_0 = var_42; [L174] CALL __VERIFIER_assert(!(bad_43_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 33.1s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 13.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 6 mSolverCounterUnknown, 2 SdHoareTripleChecker+Valid, 13.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 13.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 8 IncrementalHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 2 mSDtfsCounter, 8 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=8occurred in iteration=1, InterpolantAutomatonStates: 4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 10.2s SatisfiabilityAnalysisTime, 1.9s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 3 ConstructedInterpolants, 0 QuantifiedInterpolants, 24 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-14 05:45:01,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/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_e37d9259-a846-4f8f-9eee-add6fd73af2f/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/bin/utaipan-verify-sOmjnqqW8E/config/TaipanReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/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_e37d9259-a846-4f8f-9eee-add6fd73af2f/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 cf781dc2288a00f369934df75df908cdb6dbb08527402be5afe46a5cc4e19cf1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-14 05:45:04,492 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-14 05:45:04,630 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2024-11-14 05:45:04,637 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-14 05:45:04,637 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-14 05:45:04,666 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-14 05:45:04,667 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-14 05:45:04,667 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-14 05:45:04,667 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-14 05:45:04,667 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-14 05:45:04,668 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-14 05:45:04,668 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-14 05:45:04,668 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-14 05:45:04,668 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-14 05:45:04,668 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-14 05:45:04,668 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-14 05:45:04,669 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-14 05:45:04,669 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-14 05:45:04,669 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-14 05:45:04,669 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-14 05:45:04,670 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-14 05:45:04,670 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-14 05:45:04,670 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-14 05:45:04,670 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-14 05:45:04,670 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-14 05:45:04,670 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-14 05:45:04,670 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-14 05:45:04,671 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-14 05:45:04,671 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-14 05:45:04,671 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-14 05:45:04,671 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-14 05:45:04,671 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-14 05:45:04,671 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:45:04,672 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-14 05:45:04,672 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-14 05:45:04,672 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-14 05:45:04,672 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-14 05:45:04,672 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-14 05:45:04,672 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-14 05:45:04,672 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-14 05:45:04,673 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_e37d9259-a846-4f8f-9eee-add6fd73af2f/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 -> cf781dc2288a00f369934df75df908cdb6dbb08527402be5afe46a5cc4e19cf1 [2024-11-14 05:45:04,991 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-14 05:45:04,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-14 05:45:05,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-14 05:45:05,001 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-14 05:45:05,002 INFO L274 PluginConnector]: CDTParser initialized [2024-11-14 05:45:05,003 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.2.prop1-back-serstep.c Unable to find full path for "g++" [2024-11-14 05:45:06,979 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-14 05:45:07,240 INFO L384 CDTParser]: Found 1 translation units. [2024-11-14 05:45:07,241 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.2.prop1-back-serstep.c [2024-11-14 05:45:07,254 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/bin/utaipan-verify-sOmjnqqW8E/data/eaaa3c62f/a195a8324406435dbedd3c3c5d5426e4/FLAG34ce785fe [2024-11-14 05:45:07,277 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/bin/utaipan-verify-sOmjnqqW8E/data/eaaa3c62f/a195a8324406435dbedd3c3c5d5426e4 [2024-11-14 05:45:07,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-14 05:45:07,281 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-14 05:45:07,282 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-14 05:45:07,282 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-14 05:45:07,287 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-14 05:45:07,288 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:45:07" (1/1) ... [2024-11-14 05:45:07,288 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79412633 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:45:07, skipping insertion in model container [2024-11-14 05:45:07,289 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.11 05:45:07" (1/1) ... [2024-11-14 05:45:07,333 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-14 05:45:07,525 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_e37d9259-a846-4f8f-9eee-add6fd73af2f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.2.prop1-back-serstep.c[1174,1187] [2024-11-14 05:45:07,717 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:45:07,731 INFO L200 MainTranslator]: Completed pre-run [2024-11-14 05:45:07,749 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_e37d9259-a846-4f8f-9eee-add6fd73af2f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.adding.2.prop1-back-serstep.c[1174,1187] [2024-11-14 05:45:07,876 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-14 05:45:07,908 INFO L204 MainTranslator]: Completed translation [2024-11-14 05:45:07,908 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:45:07 WrapperNode [2024-11-14 05:45:07,908 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-14 05:45:07,909 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-14 05:45:07,910 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-14 05:45:07,910 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-14 05:45:07,917 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:45:07" (1/1) ... [2024-11-14 05:45:07,933 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:45:07" (1/1) ... [2024-11-14 05:45:07,991 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 572 [2024-11-14 05:45:07,992 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-14 05:45:07,992 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-14 05:45:07,992 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-14 05:45:07,993 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-14 05:45:08,008 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:45:07" (1/1) ... [2024-11-14 05:45:08,008 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:45:07" (1/1) ... [2024-11-14 05:45:08,023 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:45:07" (1/1) ... [2024-11-14 05:45:08,027 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:45:07" (1/1) ... [2024-11-14 05:45:08,062 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:45:07" (1/1) ... [2024-11-14 05:45:08,069 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:45:07" (1/1) ... [2024-11-14 05:45:08,074 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:45:07" (1/1) ... [2024-11-14 05:45:08,081 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:45:07" (1/1) ... [2024-11-14 05:45:08,092 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-14 05:45:08,096 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-14 05:45:08,096 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-14 05:45:08,096 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-14 05:45:08,097 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:45:07" (1/1) ... [2024-11-14 05:45:08,110 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-14 05:45:08,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-14 05:45:08,145 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-14 05:45:08,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-14 05:45:08,183 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-14 05:45:08,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-14 05:45:08,184 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-14 05:45:08,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-14 05:45:08,439 INFO L238 CfgBuilder]: Building ICFG [2024-11-14 05:45:08,442 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-14 05:45:09,499 INFO L? ?]: Removed 74 outVars from TransFormulas that were not future-live. [2024-11-14 05:45:09,500 INFO L287 CfgBuilder]: Performing block encoding [2024-11-14 05:45:09,509 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-14 05:45:09,510 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-14 05:45:09,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:45:09 BoogieIcfgContainer [2024-11-14 05:45:09,510 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-14 05:45:09,513 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-14 05:45:09,513 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-14 05:45:09,518 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-14 05:45:09,519 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.11 05:45:07" (1/3) ... [2024-11-14 05:45:09,520 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a4f54c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:45:09, skipping insertion in model container [2024-11-14 05:45:09,520 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.11 05:45:07" (2/3) ... [2024-11-14 05:45:09,520 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a4f54c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.11 05:45:09, skipping insertion in model container [2024-11-14 05:45:09,520 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.11 05:45:09" (3/3) ... [2024-11-14 05:45:09,522 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.adding.2.prop1-back-serstep.c [2024-11-14 05:45:09,539 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-14 05:45:09,542 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.adding.2.prop1-back-serstep.c that has 1 procedures, 10 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-14 05:45:09,605 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-14 05:45:09,623 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;@2bfb542a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-14 05:45:09,624 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-14 05:45:09,628 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 05:45:09,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-14 05:45:09,635 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:45:09,636 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-14 05:45:09,637 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:45:09,640 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:45:09,641 INFO L85 PathProgramCache]: Analyzing trace with hash 28694789, now seen corresponding path program 1 times [2024-11-14 05:45:09,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:45:09,652 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [882459236] [2024-11-14 05:45:09,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:45:09,653 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 05:45:09,653 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:45:09,658 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/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 05:45:09,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/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 05:45:09,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:45:09,935 INFO L255 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-14 05:45:09,943 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-14 05:45:10,095 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 05:45:10,096 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-14 05:45:10,097 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2024-11-14 05:45:10,100 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [882459236] [2024-11-14 05:45:10,100 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [882459236] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-14 05:45:10,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-14 05:45:10,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-14 05:45:10,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857990801] [2024-11-14 05:45:10,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-14 05:45:10,110 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-14 05:45:10,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2024-11-14 05:45:10,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-14 05:45:10,140 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-14 05:45:10,143 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 05:45:10,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-14 05:45:10,314 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2024-11-14 05:45:10,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-14 05:45:10,318 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 05:45:10,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-14 05:45:10,330 INFO L225 Difference]: With dead ends: 18 [2024-11-14 05:45:10,330 INFO L226 Difference]: Without dead ends: 10 [2024-11-14 05:45:10,334 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-14 05:45:10,339 INFO L432 NwaCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-14 05:45:10,341 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-14 05:45:10,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-11-14 05:45:10,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2024-11-14 05:45:10,375 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 05:45:10,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-14 05:45:10,384 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2024-11-14 05:45:10,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-14 05:45:10,386 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-14 05:45:10,386 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 05:45:10,386 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-14 05:45:10,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-14 05:45:10,387 INFO L207 NwaCegarLoop]: Found error trace [2024-11-14 05:45:10,387 INFO L215 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2024-11-14 05:45:10,392 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/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 05:45:10,590 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/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 05:45:10,591 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-14 05:45:10,591 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-14 05:45:10,592 INFO L85 PathProgramCache]: Analyzing trace with hash 152739811, now seen corresponding path program 1 times [2024-11-14 05:45:10,593 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2024-11-14 05:45:10,593 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2041482487] [2024-11-14 05:45:10,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-14 05:45:10,593 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 05:45:10,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/bin/utaipan-verify-sOmjnqqW8E/mathsat [2024-11-14 05:45:10,596 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/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 05:45:10,598 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e37d9259-a846-4f8f-9eee-add6fd73af2f/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 05:45:10,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-14 05:45:11,007 INFO L255 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-14 05:45:11,016 INFO L278 TraceCheckSpWp]: Computing forward predicates...