./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_pj_icu_icctl_p1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_pj_icu_icctl_p1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c8208b6c8f4a2ac058115c356d3ca9113d648f4f67e8abc6f1ec7c44bb7ab63f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:13:31,006 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:13:31,080 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-06 22:13:31,086 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:13:31,091 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:13:31,130 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:13:31,135 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:13:31,135 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:13:31,137 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:13:31,142 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:13:31,143 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:13:31,144 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:13:31,144 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:13:31,146 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:13:31,146 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:13:31,147 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:13:31,147 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:13:31,148 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:13:31,148 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:13:31,148 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:13:31,149 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:13:31,149 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:13:31,150 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:13:31,151 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:13:31,151 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:13:31,151 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:13:31,152 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:13:31,152 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:13:31,153 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:13:31,153 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:13:31,154 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:13:31,155 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:13:31,155 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:13:31,155 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:13:31,155 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:13:31,156 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:13:31,156 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8208b6c8f4a2ac058115c356d3ca9113d648f4f67e8abc6f1ec7c44bb7ab63f [2023-11-06 22:13:31,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:13:31,482 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:13:31,487 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:13:31,489 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:13:31,490 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:13:31,491 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_pj_icu_icctl_p1.c [2023-11-06 22:13:34,649 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:13:35,111 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:13:35,112 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_pj_icu_icctl_p1.c [2023-11-06 22:13:35,136 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/data/4b7134518/8e78e527c7004b3cb7c4f4d0650df205/FLAGa10e8b8a7 [2023-11-06 22:13:35,152 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/data/4b7134518/8e78e527c7004b3cb7c4f4d0650df205 [2023-11-06 22:13:35,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:13:35,156 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:13:35,158 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:13:35,164 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:13:35,171 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:13:35,171 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:13:35" (1/1) ... [2023-11-06 22:13:35,172 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78e319b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:35, skipping insertion in model container [2023-11-06 22:13:35,173 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:13:35" (1/1) ... [2023-11-06 22:13:35,266 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:13:35,479 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_pj_icu_icctl_p1.c[1268,1281] [2023-11-06 22:13:35,997 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:13:36,008 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:13:36,021 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_pj_icu_icctl_p1.c[1268,1281] [2023-11-06 22:13:36,349 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:13:36,368 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:13:36,369 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:36 WrapperNode [2023-11-06 22:13:36,369 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:13:36,371 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:13:36,371 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:13:36,371 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:13:36,377 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:36" (1/1) ... [2023-11-06 22:13:36,475 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:36" (1/1) ... [2023-11-06 22:13:37,184 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5379 [2023-11-06 22:13:37,185 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:13:37,186 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:13:37,187 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:13:37,187 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:13:37,200 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:36" (1/1) ... [2023-11-06 22:13:37,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:36" (1/1) ... [2023-11-06 22:13:37,332 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:36" (1/1) ... [2023-11-06 22:13:37,332 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:36" (1/1) ... [2023-11-06 22:13:37,484 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:36" (1/1) ... [2023-11-06 22:13:37,629 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:36" (1/1) ... [2023-11-06 22:13:37,719 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:36" (1/1) ... [2023-11-06 22:13:37,746 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:36" (1/1) ... [2023-11-06 22:13:37,851 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:13:37,852 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:13:37,852 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:13:37,853 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:13:37,854 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:36" (1/1) ... [2023-11-06 22:13:37,860 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:13:37,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:13:37,893 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:13:37,931 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:13:37,939 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:13:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:13:37,940 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:13:37,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:13:38,474 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:13:38,476 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:13:42,390 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:13:42,406 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:13:42,407 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:13:42,410 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:13:42 BoogieIcfgContainer [2023-11-06 22:13:42,410 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:13:42,413 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:13:42,413 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:13:42,416 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:13:42,417 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:13:35" (1/3) ... [2023-11-06 22:13:42,417 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b2a40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:13:42, skipping insertion in model container [2023-11-06 22:13:42,418 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:13:36" (2/3) ... [2023-11-06 22:13:42,418 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32b2a40 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:13:42, skipping insertion in model container [2023-11-06 22:13:42,418 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:13:42" (3/3) ... [2023-11-06 22:13:42,420 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vcegar_QF_BV_pj_icu_icctl_p1.c [2023-11-06 22:13:42,439 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:13:42,440 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:13:42,517 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:13:42,524 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@56d84b7b, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:13:42,524 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:13:42,533 INFO L276 IsEmpty]: Start isEmpty. Operand has 839 states, 837 states have (on average 1.6642771804062126) internal successors, (1393), 838 states have internal predecessors, (1393), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:42,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-06 22:13:42,544 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:13:42,545 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:13:42,546 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:13:42,551 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:13:42,551 INFO L85 PathProgramCache]: Analyzing trace with hash 1065167546, now seen corresponding path program 1 times [2023-11-06 22:13:42,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:13:42,561 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [266128819] [2023-11-06 22:13:42,562 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:42,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:13:42,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:13:43,751 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:13:43,751 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:13:43,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [266128819] [2023-11-06 22:13:43,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [266128819] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:13:43,753 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:13:43,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:13:43,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2098364078] [2023-11-06 22:13:43,756 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:13:43,760 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:13:43,761 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:13:43,810 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:13:43,812 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:13:43,816 INFO L87 Difference]: Start difference. First operand has 839 states, 837 states have (on average 1.6642771804062126) internal successors, (1393), 838 states have internal predecessors, (1393), 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 20.75) internal successors, (83), 4 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:43,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:13:43,986 INFO L93 Difference]: Finished difference Result 1587 states and 2639 transitions. [2023-11-06 22:13:43,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:13:43,989 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 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 83 [2023-11-06 22:13:43,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:13:44,008 INFO L225 Difference]: With dead ends: 1587 [2023-11-06 22:13:44,008 INFO L226 Difference]: Without dead ends: 837 [2023-11-06 22:13:44,015 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:13:44,019 INFO L413 NwaCegarLoop]: 1385 mSDtfsCounter, 1 mSDsluCounter, 2764 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 4149 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:13:44,020 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 4149 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-06 22:13:44,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 837 states. [2023-11-06 22:13:44,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 837 to 837. [2023-11-06 22:13:44,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 837 states, 836 states have (on average 1.6614832535885167) internal successors, (1389), 836 states have internal predecessors, (1389), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:44,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 837 states and 1389 transitions. [2023-11-06 22:13:44,125 INFO L78 Accepts]: Start accepts. Automaton has 837 states and 1389 transitions. Word has length 83 [2023-11-06 22:13:44,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:13:44,126 INFO L495 AbstractCegarLoop]: Abstraction has 837 states and 1389 transitions. [2023-11-06 22:13:44,127 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:44,127 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1389 transitions. [2023-11-06 22:13:44,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-06 22:13:44,131 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:13:44,131 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:13:44,131 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:13:44,132 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:13:44,132 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:13:44,133 INFO L85 PathProgramCache]: Analyzing trace with hash -1337819026, now seen corresponding path program 1 times [2023-11-06 22:13:44,133 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:13:44,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1696021722] [2023-11-06 22:13:44,134 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:44,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:13:44,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:13:44,602 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:13:44,605 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:13:44,606 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1696021722] [2023-11-06 22:13:44,606 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1696021722] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:13:44,606 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:13:44,607 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:13:44,607 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160802933] [2023-11-06 22:13:44,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:13:44,609 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:13:44,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:13:44,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:13:44,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:13:44,611 INFO L87 Difference]: Start difference. First operand 837 states and 1389 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:44,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:13:44,714 INFO L93 Difference]: Finished difference Result 1588 states and 2635 transitions. [2023-11-06 22:13:44,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:13:44,715 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 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 84 [2023-11-06 22:13:44,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:13:44,721 INFO L225 Difference]: With dead ends: 1588 [2023-11-06 22:13:44,721 INFO L226 Difference]: Without dead ends: 840 [2023-11-06 22:13:44,727 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:13:44,730 INFO L413 NwaCegarLoop]: 1385 mSDtfsCounter, 1 mSDsluCounter, 2761 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 4146 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-06 22:13:44,730 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 4146 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-06 22:13:44,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 840 states. [2023-11-06 22:13:44,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 840 to 839. [2023-11-06 22:13:44,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 839 states, 838 states have (on average 1.6599045346062054) internal successors, (1391), 838 states have internal predecessors, (1391), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:44,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 839 states and 1391 transitions. [2023-11-06 22:13:44,772 INFO L78 Accepts]: Start accepts. Automaton has 839 states and 1391 transitions. Word has length 84 [2023-11-06 22:13:44,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:13:44,774 INFO L495 AbstractCegarLoop]: Abstraction has 839 states and 1391 transitions. [2023-11-06 22:13:44,775 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:44,775 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1391 transitions. [2023-11-06 22:13:44,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-06 22:13:44,782 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:13:44,783 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:13:44,783 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:13:44,784 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:13:44,784 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:13:44,785 INFO L85 PathProgramCache]: Analyzing trace with hash -1253108778, now seen corresponding path program 1 times [2023-11-06 22:13:44,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:13:44,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1322620106] [2023-11-06 22:13:44,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:44,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:13:44,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:13:46,079 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:13:46,080 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:13:46,080 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1322620106] [2023-11-06 22:13:46,080 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1322620106] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:13:46,080 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:13:46,081 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:13:46,081 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786818654] [2023-11-06 22:13:46,081 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:13:46,082 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:13:46,082 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:13:46,083 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:13:46,083 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:13:46,083 INFO L87 Difference]: Start difference. First operand 839 states and 1391 transitions. Second operand has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:46,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:13:46,465 INFO L93 Difference]: Finished difference Result 2343 states and 3885 transitions. [2023-11-06 22:13:46,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:13:46,467 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 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 85 [2023-11-06 22:13:46,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:13:46,476 INFO L225 Difference]: With dead ends: 2343 [2023-11-06 22:13:46,477 INFO L226 Difference]: Without dead ends: 1593 [2023-11-06 22:13:46,478 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:13:46,480 INFO L413 NwaCegarLoop]: 1373 mSDtfsCounter, 5044 mSDsluCounter, 2740 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5044 SdHoareTripleChecker+Valid, 4113 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:13:46,480 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5044 Valid, 4113 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 22:13:46,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1593 states. [2023-11-06 22:13:46,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1593 to 844. [2023-11-06 22:13:46,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 844 states, 843 states have (on average 1.6583629893238434) internal successors, (1398), 843 states have internal predecessors, (1398), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:46,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 844 states and 1398 transitions. [2023-11-06 22:13:46,511 INFO L78 Accepts]: Start accepts. Automaton has 844 states and 1398 transitions. Word has length 85 [2023-11-06 22:13:46,511 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:13:46,512 INFO L495 AbstractCegarLoop]: Abstraction has 844 states and 1398 transitions. [2023-11-06 22:13:46,512 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.0) internal successors, (85), 5 states have internal predecessors, (85), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:46,512 INFO L276 IsEmpty]: Start isEmpty. Operand 844 states and 1398 transitions. [2023-11-06 22:13:46,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-06 22:13:46,513 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:13:46,514 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:13:46,514 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:13:46,514 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:13:46,515 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:13:46,515 INFO L85 PathProgramCache]: Analyzing trace with hash 780114874, now seen corresponding path program 1 times [2023-11-06 22:13:46,515 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:13:46,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911570945] [2023-11-06 22:13:46,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:46,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:13:46,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:13:47,638 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:13:47,639 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:13:47,639 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911570945] [2023-11-06 22:13:47,639 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1911570945] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:13:47,639 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:13:47,639 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-06 22:13:47,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304915171] [2023-11-06 22:13:47,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:13:47,642 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:13:47,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:13:47,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:13:47,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:13:47,643 INFO L87 Difference]: Start difference. First operand 844 states and 1398 transitions. Second operand has 8 states, 8 states have (on average 10.75) internal successors, (86), 8 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:48,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:13:48,350 INFO L93 Difference]: Finished difference Result 3090 states and 5123 transitions. [2023-11-06 22:13:48,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:13:48,352 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 10.75) internal successors, (86), 8 states have internal predecessors, (86), 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 86 [2023-11-06 22:13:48,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:13:48,366 INFO L225 Difference]: With dead ends: 3090 [2023-11-06 22:13:48,367 INFO L226 Difference]: Without dead ends: 2340 [2023-11-06 22:13:48,369 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=51, Invalid=105, Unknown=0, NotChecked=0, Total=156 [2023-11-06 22:13:48,379 INFO L413 NwaCegarLoop]: 2587 mSDtfsCounter, 6278 mSDsluCounter, 6689 mSDsCounter, 0 mSdLazyCounter, 156 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6278 SdHoareTripleChecker+Valid, 9276 SdHoareTripleChecker+Invalid, 158 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 156 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:13:48,380 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6278 Valid, 9276 Invalid, 158 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 156 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-06 22:13:48,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2340 states. [2023-11-06 22:13:48,410 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2340 to 848. [2023-11-06 22:13:48,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 848 states, 847 states have (on average 1.656434474616293) internal successors, (1403), 847 states have internal predecessors, (1403), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:48,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 848 states and 1403 transitions. [2023-11-06 22:13:48,416 INFO L78 Accepts]: Start accepts. Automaton has 848 states and 1403 transitions. Word has length 86 [2023-11-06 22:13:48,417 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:13:48,417 INFO L495 AbstractCegarLoop]: Abstraction has 848 states and 1403 transitions. [2023-11-06 22:13:48,417 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 10.75) internal successors, (86), 8 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:48,417 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1403 transitions. [2023-11-06 22:13:48,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-06 22:13:48,419 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:13:48,419 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:13:48,419 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-06 22:13:48,420 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:13:48,420 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:13:48,420 INFO L85 PathProgramCache]: Analyzing trace with hash 998969592, now seen corresponding path program 1 times [2023-11-06 22:13:48,420 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:13:48,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477699002] [2023-11-06 22:13:48,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:48,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:13:48,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:13:49,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:13:49,056 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:13:49,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477699002] [2023-11-06 22:13:49,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1477699002] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:13:49,057 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:13:49,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:13:49,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [973238725] [2023-11-06 22:13:49,057 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:13:49,058 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:13:49,059 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:13:49,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:13:49,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:13:49,060 INFO L87 Difference]: Start difference. First operand 848 states and 1403 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:49,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:13:49,438 INFO L93 Difference]: Finished difference Result 2343 states and 3882 transitions. [2023-11-06 22:13:49,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:13:49,440 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 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 86 [2023-11-06 22:13:49,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:13:49,450 INFO L225 Difference]: With dead ends: 2343 [2023-11-06 22:13:49,450 INFO L226 Difference]: Without dead ends: 1593 [2023-11-06 22:13:49,452 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:13:49,452 INFO L413 NwaCegarLoop]: 1374 mSDtfsCounter, 5037 mSDsluCounter, 2741 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5037 SdHoareTripleChecker+Valid, 4115 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:13:49,453 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5037 Valid, 4115 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 22:13:49,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1593 states. [2023-11-06 22:13:49,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1593 to 848. [2023-11-06 22:13:49,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 848 states, 847 states have (on average 1.655253837072019) internal successors, (1402), 847 states have internal predecessors, (1402), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:49,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 848 states to 848 states and 1402 transitions. [2023-11-06 22:13:49,483 INFO L78 Accepts]: Start accepts. Automaton has 848 states and 1402 transitions. Word has length 86 [2023-11-06 22:13:49,484 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:13:49,484 INFO L495 AbstractCegarLoop]: Abstraction has 848 states and 1402 transitions. [2023-11-06 22:13:49,484 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 5 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:49,484 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1402 transitions. [2023-11-06 22:13:49,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-11-06 22:13:49,485 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:13:49,486 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:13:49,486 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-06 22:13:49,486 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:13:49,487 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:13:49,487 INFO L85 PathProgramCache]: Analyzing trace with hash 641319856, now seen corresponding path program 1 times [2023-11-06 22:13:49,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:13:49,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1923065970] [2023-11-06 22:13:49,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:49,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:13:49,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:13:50,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:13:50,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:13:50,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1923065970] [2023-11-06 22:13:50,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1923065970] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:13:50,817 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:13:50,818 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-06 22:13:50,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1242755837] [2023-11-06 22:13:50,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:13:50,819 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-06 22:13:50,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:13:50,819 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-06 22:13:50,819 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:13:50,820 INFO L87 Difference]: Start difference. First operand 848 states and 1402 transitions. Second operand has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:51,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:13:51,749 INFO L93 Difference]: Finished difference Result 3090 states and 5120 transitions. [2023-11-06 22:13:51,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-06 22:13:51,751 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 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 87 [2023-11-06 22:13:51,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:13:51,764 INFO L225 Difference]: With dead ends: 3090 [2023-11-06 22:13:51,764 INFO L226 Difference]: Without dead ends: 2340 [2023-11-06 22:13:51,766 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=100, Invalid=280, Unknown=0, NotChecked=0, Total=380 [2023-11-06 22:13:51,767 INFO L413 NwaCegarLoop]: 1374 mSDtfsCounter, 12375 mSDsluCounter, 8201 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12375 SdHoareTripleChecker+Valid, 9575 SdHoareTripleChecker+Invalid, 227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:13:51,768 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [12375 Valid, 9575 Invalid, 227 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-06 22:13:51,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2340 states. [2023-11-06 22:13:51,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2340 to 853. [2023-11-06 22:13:51,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 853 states, 852 states have (on average 1.653755868544601) internal successors, (1409), 852 states have internal predecessors, (1409), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:51,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 853 states and 1409 transitions. [2023-11-06 22:13:51,814 INFO L78 Accepts]: Start accepts. Automaton has 853 states and 1409 transitions. Word has length 87 [2023-11-06 22:13:51,815 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:13:51,815 INFO L495 AbstractCegarLoop]: Abstraction has 853 states and 1409 transitions. [2023-11-06 22:13:51,815 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 7.909090909090909) internal successors, (87), 11 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:51,816 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1409 transitions. [2023-11-06 22:13:51,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-06 22:13:51,817 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:13:51,817 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:13:51,818 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-06 22:13:51,824 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:13:51,824 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:13:51,825 INFO L85 PathProgramCache]: Analyzing trace with hash -1148680084, now seen corresponding path program 1 times [2023-11-06 22:13:51,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:13:51,825 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889550894] [2023-11-06 22:13:51,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:51,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:13:51,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:13:52,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:13:52,583 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:13:52,584 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889550894] [2023-11-06 22:13:52,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889550894] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:13:52,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:13:52,584 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-06 22:13:52,584 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1173293573] [2023-11-06 22:13:52,584 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:13:52,585 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-06 22:13:52,585 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:13:52,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-06 22:13:52,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:13:52,586 INFO L87 Difference]: Start difference. First operand 853 states and 1409 transitions. Second operand has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:53,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:13:53,154 INFO L93 Difference]: Finished difference Result 2351 states and 3892 transitions. [2023-11-06 22:13:53,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-06 22:13:53,156 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 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 88 [2023-11-06 22:13:53,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:13:53,166 INFO L225 Difference]: With dead ends: 2351 [2023-11-06 22:13:53,166 INFO L226 Difference]: Without dead ends: 1599 [2023-11-06 22:13:53,168 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2023-11-06 22:13:53,169 INFO L413 NwaCegarLoop]: 1377 mSDtfsCounter, 5043 mSDsluCounter, 5484 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5043 SdHoareTripleChecker+Valid, 6861 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-06 22:13:53,169 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5043 Valid, 6861 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-06 22:13:53,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1599 states. [2023-11-06 22:13:53,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1599 to 853. [2023-11-06 22:13:53,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 853 states, 852 states have (on average 1.6514084507042253) internal successors, (1407), 852 states have internal predecessors, (1407), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:53,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 853 states and 1407 transitions. [2023-11-06 22:13:53,205 INFO L78 Accepts]: Start accepts. Automaton has 853 states and 1407 transitions. Word has length 88 [2023-11-06 22:13:53,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:13:53,205 INFO L495 AbstractCegarLoop]: Abstraction has 853 states and 1407 transitions. [2023-11-06 22:13:53,205 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.571428571428571) internal successors, (88), 7 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:53,206 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1407 transitions. [2023-11-06 22:13:53,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-06 22:13:53,207 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:13:53,207 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:13:53,207 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-06 22:13:53,208 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:13:53,208 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:13:53,208 INFO L85 PathProgramCache]: Analyzing trace with hash 1563296840, now seen corresponding path program 1 times [2023-11-06 22:13:53,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:13:53,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049310376] [2023-11-06 22:13:53,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:53,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:13:53,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:13:53,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:13:53,819 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:13:53,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049310376] [2023-11-06 22:13:53,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049310376] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:13:53,820 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:13:53,820 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:13:53,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525475768] [2023-11-06 22:13:53,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:13:53,821 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:13:53,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:13:53,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:13:53,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:13:53,823 INFO L87 Difference]: Start difference. First operand 853 states and 1407 transitions. Second operand has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:54,173 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:13:54,173 INFO L93 Difference]: Finished difference Result 2352 states and 3893 transitions. [2023-11-06 22:13:54,174 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:13:54,175 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 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 89 [2023-11-06 22:13:54,175 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:13:54,184 INFO L225 Difference]: With dead ends: 2352 [2023-11-06 22:13:54,184 INFO L226 Difference]: Without dead ends: 1602 [2023-11-06 22:13:54,185 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:13:54,187 INFO L413 NwaCegarLoop]: 1381 mSDtfsCounter, 5037 mSDsluCounter, 2736 mSDsCounter, 0 mSdLazyCounter, 59 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5037 SdHoareTripleChecker+Valid, 4117 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 59 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:13:54,187 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5037 Valid, 4117 Invalid, 59 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 59 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:13:54,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1602 states. [2023-11-06 22:13:54,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1602 to 854. [2023-11-06 22:13:54,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 854 states, 853 states have (on average 1.6506447831184057) internal successors, (1408), 853 states have internal predecessors, (1408), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:54,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 854 states and 1408 transitions. [2023-11-06 22:13:54,216 INFO L78 Accepts]: Start accepts. Automaton has 854 states and 1408 transitions. Word has length 89 [2023-11-06 22:13:54,216 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:13:54,216 INFO L495 AbstractCegarLoop]: Abstraction has 854 states and 1408 transitions. [2023-11-06 22:13:54,216 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.8) internal successors, (89), 5 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:54,217 INFO L276 IsEmpty]: Start isEmpty. Operand 854 states and 1408 transitions. [2023-11-06 22:13:54,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-06 22:13:54,218 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:13:54,218 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:13:54,218 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-06 22:13:54,218 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:13:54,219 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:13:54,219 INFO L85 PathProgramCache]: Analyzing trace with hash -1710602102, now seen corresponding path program 1 times [2023-11-06 22:13:54,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:13:54,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468087783] [2023-11-06 22:13:54,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:54,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:13:54,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:13:54,979 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:13:54,979 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:13:54,979 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468087783] [2023-11-06 22:13:54,979 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [468087783] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:13:54,980 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:13:54,980 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-06 22:13:54,980 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [547423644] [2023-11-06 22:13:54,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:13:54,981 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:13:54,981 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:13:54,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:13:54,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:13:54,982 INFO L87 Difference]: Start difference. First operand 854 states and 1408 transitions. Second operand has 9 states, 9 states have (on average 9.88888888888889) internal successors, (89), 9 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:55,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:13:55,577 INFO L93 Difference]: Finished difference Result 2355 states and 3897 transitions. [2023-11-06 22:13:55,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-06 22:13:55,579 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.88888888888889) internal successors, (89), 9 states have internal predecessors, (89), 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 89 [2023-11-06 22:13:55,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:13:55,588 INFO L225 Difference]: With dead ends: 2355 [2023-11-06 22:13:55,589 INFO L226 Difference]: Without dead ends: 1605 [2023-11-06 22:13:55,590 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2023-11-06 22:13:55,591 INFO L413 NwaCegarLoop]: 1380 mSDtfsCounter, 7470 mSDsluCounter, 5167 mSDsCounter, 0 mSdLazyCounter, 120 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7470 SdHoareTripleChecker+Valid, 6547 SdHoareTripleChecker+Invalid, 120 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 120 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:13:55,592 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7470 Valid, 6547 Invalid, 120 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 120 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 22:13:55,595 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1605 states. [2023-11-06 22:13:55,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1605 to 856. [2023-11-06 22:13:55,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 856 states, 855 states have (on average 1.6491228070175439) internal successors, (1410), 855 states have internal predecessors, (1410), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:55,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 856 states and 1410 transitions. [2023-11-06 22:13:55,622 INFO L78 Accepts]: Start accepts. Automaton has 856 states and 1410 transitions. Word has length 89 [2023-11-06 22:13:55,622 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:13:55,622 INFO L495 AbstractCegarLoop]: Abstraction has 856 states and 1410 transitions. [2023-11-06 22:13:55,622 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.88888888888889) internal successors, (89), 9 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:55,623 INFO L276 IsEmpty]: Start isEmpty. Operand 856 states and 1410 transitions. [2023-11-06 22:13:55,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-06 22:13:55,624 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:13:55,624 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:13:55,624 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-06 22:13:55,624 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:13:55,625 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:13:55,625 INFO L85 PathProgramCache]: Analyzing trace with hash 238461422, now seen corresponding path program 1 times [2023-11-06 22:13:55,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:13:55,625 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [5710374] [2023-11-06 22:13:55,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:55,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:13:55,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:13:56,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:13:56,754 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:13:56,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [5710374] [2023-11-06 22:13:56,755 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [5710374] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:13:56,755 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:13:56,755 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2023-11-06 22:13:56,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483007819] [2023-11-06 22:13:56,755 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:13:56,756 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-06 22:13:56,756 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:13:56,756 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-06 22:13:56,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2023-11-06 22:13:56,757 INFO L87 Difference]: Start difference. First operand 856 states and 1410 transitions. Second operand has 13 states, 13 states have (on average 6.923076923076923) internal successors, (90), 13 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:58,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:13:58,160 INFO L93 Difference]: Finished difference Result 3822 states and 6329 transitions. [2023-11-06 22:13:58,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2023-11-06 22:13:58,162 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 6.923076923076923) internal successors, (90), 13 states have internal predecessors, (90), 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 90 [2023-11-06 22:13:58,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:13:58,183 INFO L225 Difference]: With dead ends: 3822 [2023-11-06 22:13:58,184 INFO L226 Difference]: Without dead ends: 3072 [2023-11-06 22:13:58,186 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=134, Invalid=418, Unknown=0, NotChecked=0, Total=552 [2023-11-06 22:13:58,187 INFO L413 NwaCegarLoop]: 2587 mSDtfsCounter, 9883 mSDsluCounter, 18232 mSDsCounter, 0 mSdLazyCounter, 420 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9883 SdHoareTripleChecker+Valid, 20819 SdHoareTripleChecker+Invalid, 422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 420 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-06 22:13:58,188 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [9883 Valid, 20819 Invalid, 422 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 420 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-06 22:13:58,193 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3072 states. [2023-11-06 22:13:58,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3072 to 863. [2023-11-06 22:13:58,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 863 states, 862 states have (on average 1.6473317865429233) internal successors, (1420), 862 states have internal predecessors, (1420), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:58,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 863 states and 1420 transitions. [2023-11-06 22:13:58,234 INFO L78 Accepts]: Start accepts. Automaton has 863 states and 1420 transitions. Word has length 90 [2023-11-06 22:13:58,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:13:58,235 INFO L495 AbstractCegarLoop]: Abstraction has 863 states and 1420 transitions. [2023-11-06 22:13:58,235 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 6.923076923076923) internal successors, (90), 13 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:58,235 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1420 transitions. [2023-11-06 22:13:58,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-06 22:13:58,236 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:13:58,237 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:13:58,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-06 22:13:58,241 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:13:58,242 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:13:58,242 INFO L85 PathProgramCache]: Analyzing trace with hash -772655828, now seen corresponding path program 1 times [2023-11-06 22:13:58,242 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:13:58,242 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488809632] [2023-11-06 22:13:58,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:58,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:13:58,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:13:58,700 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:13:58,700 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:13:58,700 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488809632] [2023-11-06 22:13:58,700 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488809632] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:13:58,701 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:13:58,701 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:13:58,701 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39380603] [2023-11-06 22:13:58,701 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:13:58,702 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:13:58,702 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:13:58,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:13:58,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:13:58,703 INFO L87 Difference]: Start difference. First operand 863 states and 1420 transitions. Second operand has 5 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:59,002 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:13:59,003 INFO L93 Difference]: Finished difference Result 2358 states and 3899 transitions. [2023-11-06 22:13:59,004 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:13:59,004 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 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 90 [2023-11-06 22:13:59,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:13:59,015 INFO L225 Difference]: With dead ends: 2358 [2023-11-06 22:13:59,015 INFO L226 Difference]: Without dead ends: 1608 [2023-11-06 22:13:59,017 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:13:59,018 INFO L413 NwaCegarLoop]: 1384 mSDtfsCounter, 5035 mSDsluCounter, 2735 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5035 SdHoareTripleChecker+Valid, 4119 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:13:59,018 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5035 Valid, 4119 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:13:59,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1608 states. [2023-11-06 22:13:59,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1608 to 863. [2023-11-06 22:13:59,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 863 states, 862 states have (on average 1.6461716937354989) internal successors, (1419), 862 states have internal predecessors, (1419), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:59,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 863 states and 1419 transitions. [2023-11-06 22:13:59,051 INFO L78 Accepts]: Start accepts. Automaton has 863 states and 1419 transitions. Word has length 90 [2023-11-06 22:13:59,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:13:59,052 INFO L495 AbstractCegarLoop]: Abstraction has 863 states and 1419 transitions. [2023-11-06 22:13:59,052 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:13:59,052 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1419 transitions. [2023-11-06 22:13:59,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-06 22:13:59,053 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:13:59,053 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:13:59,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-06 22:13:59,054 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:13:59,054 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:13:59,054 INFO L85 PathProgramCache]: Analyzing trace with hash -1308336578, now seen corresponding path program 1 times [2023-11-06 22:13:59,055 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:13:59,055 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694750297] [2023-11-06 22:13:59,055 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:13:59,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:13:59,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:14:00,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:14:00,117 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:14:00,117 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694750297] [2023-11-06 22:14:00,117 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1694750297] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:14:00,117 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:14:00,117 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-06 22:14:00,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [118584450] [2023-11-06 22:14:00,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:14:00,118 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-06 22:14:00,118 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:14:00,119 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-06 22:14:00,119 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2023-11-06 22:14:00,119 INFO L87 Difference]: Start difference. First operand 863 states and 1419 transitions. Second operand has 11 states, 11 states have (on average 8.272727272727273) internal successors, (91), 11 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:14:00,973 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:14:00,974 INFO L93 Difference]: Finished difference Result 2364 states and 3906 transitions. [2023-11-06 22:14:00,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-06 22:14:00,975 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 8.272727272727273) internal successors, (91), 11 states have internal predecessors, (91), 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 91 [2023-11-06 22:14:00,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:14:00,984 INFO L225 Difference]: With dead ends: 2364 [2023-11-06 22:14:00,985 INFO L226 Difference]: Without dead ends: 1611 [2023-11-06 22:14:00,986 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=100, Invalid=280, Unknown=0, NotChecked=0, Total=380 [2023-11-06 22:14:00,987 INFO L413 NwaCegarLoop]: 1380 mSDtfsCounter, 7465 mSDsluCounter, 10618 mSDsCounter, 0 mSdLazyCounter, 251 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7465 SdHoareTripleChecker+Valid, 11998 SdHoareTripleChecker+Invalid, 251 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:14:00,988 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7465 Valid, 11998 Invalid, 251 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 251 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-06 22:14:00,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1611 states. [2023-11-06 22:14:01,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1611 to 863. [2023-11-06 22:14:01,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 863 states, 862 states have (on average 1.6450116009280742) internal successors, (1418), 862 states have internal predecessors, (1418), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:14:01,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 863 states and 1418 transitions. [2023-11-06 22:14:01,020 INFO L78 Accepts]: Start accepts. Automaton has 863 states and 1418 transitions. Word has length 91 [2023-11-06 22:14:01,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:14:01,021 INFO L495 AbstractCegarLoop]: Abstraction has 863 states and 1418 transitions. [2023-11-06 22:14:01,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.272727272727273) internal successors, (91), 11 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:14:01,021 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1418 transitions. [2023-11-06 22:14:01,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-06 22:14:01,022 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:14:01,022 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:14:01,022 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-06 22:14:01,023 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:14:01,023 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:14:01,023 INFO L85 PathProgramCache]: Analyzing trace with hash -775918302, now seen corresponding path program 1 times [2023-11-06 22:14:01,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:14:01,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1232537264] [2023-11-06 22:14:01,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:14:01,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:14:01,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:14:01,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:14:01,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:14:01,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1232537264] [2023-11-06 22:14:01,482 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1232537264] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:14:01,482 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:14:01,483 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-06 22:14:01,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908391626] [2023-11-06 22:14:01,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:14:01,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-06 22:14:01,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:14:01,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-06 22:14:01,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-06 22:14:01,485 INFO L87 Difference]: Start difference. First operand 863 states and 1418 transitions. Second operand has 5 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:14:01,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:14:01,777 INFO L93 Difference]: Finished difference Result 2358 states and 3897 transitions. [2023-11-06 22:14:01,779 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-06 22:14:01,779 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 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 91 [2023-11-06 22:14:01,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:14:01,788 INFO L225 Difference]: With dead ends: 2358 [2023-11-06 22:14:01,788 INFO L226 Difference]: Without dead ends: 1608 [2023-11-06 22:14:01,790 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-06 22:14:01,791 INFO L413 NwaCegarLoop]: 1386 mSDtfsCounter, 5027 mSDsluCounter, 2732 mSDsCounter, 0 mSdLazyCounter, 64 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5027 SdHoareTripleChecker+Valid, 4118 SdHoareTripleChecker+Invalid, 64 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 64 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-06 22:14:01,791 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5027 Valid, 4118 Invalid, 64 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 64 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-06 22:14:01,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1608 states. [2023-11-06 22:14:01,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1608 to 863. [2023-11-06 22:14:01,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 863 states, 862 states have (on average 1.6438515081206497) internal successors, (1417), 862 states have internal predecessors, (1417), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:14:01,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 863 states and 1417 transitions. [2023-11-06 22:14:01,824 INFO L78 Accepts]: Start accepts. Automaton has 863 states and 1417 transitions. Word has length 91 [2023-11-06 22:14:01,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:14:01,824 INFO L495 AbstractCegarLoop]: Abstraction has 863 states and 1417 transitions. [2023-11-06 22:14:01,825 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:14:01,825 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1417 transitions. [2023-11-06 22:14:01,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-11-06 22:14:01,826 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:14:01,826 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:14:01,826 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-06 22:14:01,826 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:14:01,827 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:14:01,827 INFO L85 PathProgramCache]: Analyzing trace with hash -2102530936, now seen corresponding path program 1 times [2023-11-06 22:14:01,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:14:01,827 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1046896687] [2023-11-06 22:14:01,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:14:01,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:14:01,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:14:01,908 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-06 22:14:01,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-06 22:14:02,074 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-06 22:14:02,075 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-06 22:14:02,076 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-06 22:14:02,077 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-11-06 22:14:02,081 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:14:02,084 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-06 22:14:02,185 WARN L316 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-06 22:14:02,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.11 10:14:02 BoogieIcfgContainer [2023-11-06 22:14:02,212 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-06 22:14:02,213 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-06 22:14:02,213 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-06 22:14:02,213 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-06 22:14:02,214 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:13:42" (3/4) ... [2023-11-06 22:14:02,216 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-06 22:14:02,217 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-06 22:14:02,217 INFO L158 Benchmark]: Toolchain (without parser) took 27061.11ms. Allocated memory was 174.1MB in the beginning and 1.0GB in the end (delta: 828.4MB). Free memory was 136.8MB in the beginning and 410.9MB in the end (delta: -274.1MB). Peak memory consumption was 555.3MB. Max. memory is 16.1GB. [2023-11-06 22:14:02,218 INFO L158 Benchmark]: CDTParser took 0.64ms. Allocated memory is still 174.1MB. Free memory is still 148.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:14:02,218 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1211.25ms. Allocated memory was 174.1MB in the beginning and 249.6MB in the end (delta: 75.5MB). Free memory was 136.8MB in the beginning and 180.3MB in the end (delta: -43.5MB). Peak memory consumption was 92.8MB. Max. memory is 16.1GB. [2023-11-06 22:14:02,219 INFO L158 Benchmark]: Boogie Procedure Inliner took 815.29ms. Allocated memory is still 249.6MB. Free memory was 180.3MB in the beginning and 135.6MB in the end (delta: 44.7MB). Peak memory consumption was 113.9MB. Max. memory is 16.1GB. [2023-11-06 22:14:02,219 INFO L158 Benchmark]: Boogie Preprocessor took 664.74ms. Allocated memory was 249.6MB in the beginning and 463.5MB in the end (delta: 213.9MB). Free memory was 135.6MB in the beginning and 335.9MB in the end (delta: -200.3MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2023-11-06 22:14:02,219 INFO L158 Benchmark]: RCFGBuilder took 4558.41ms. Allocated memory is still 463.5MB. Free memory was 335.9MB in the beginning and 201.9MB in the end (delta: 134.0MB). Peak memory consumption was 157.5MB. Max. memory is 16.1GB. [2023-11-06 22:14:02,220 INFO L158 Benchmark]: TraceAbstraction took 19799.68ms. Allocated memory was 463.5MB in the beginning and 1.0GB in the end (delta: 539.0MB). Free memory was 200.8MB in the beginning and 411.9MB in the end (delta: -211.1MB). Peak memory consumption was 327.8MB. Max. memory is 16.1GB. [2023-11-06 22:14:02,220 INFO L158 Benchmark]: Witness Printer took 4.01ms. Allocated memory is still 1.0GB. Free memory was 411.9MB in the beginning and 410.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-06 22:14:02,223 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64ms. Allocated memory is still 174.1MB. Free memory is still 148.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1211.25ms. Allocated memory was 174.1MB in the beginning and 249.6MB in the end (delta: 75.5MB). Free memory was 136.8MB in the beginning and 180.3MB in the end (delta: -43.5MB). Peak memory consumption was 92.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 815.29ms. Allocated memory is still 249.6MB. Free memory was 180.3MB in the beginning and 135.6MB in the end (delta: 44.7MB). Peak memory consumption was 113.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 664.74ms. Allocated memory was 249.6MB in the beginning and 463.5MB in the end (delta: 213.9MB). Free memory was 135.6MB in the beginning and 335.9MB in the end (delta: -200.3MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * RCFGBuilder took 4558.41ms. Allocated memory is still 463.5MB. Free memory was 335.9MB in the beginning and 201.9MB in the end (delta: 134.0MB). Peak memory consumption was 157.5MB. Max. memory is 16.1GB. * TraceAbstraction took 19799.68ms. Allocated memory was 463.5MB in the beginning and 1.0GB in the end (delta: 539.0MB). Free memory was 200.8MB in the beginning and 411.9MB in the end (delta: -211.1MB). Peak memory consumption was 327.8MB. Max. memory is 16.1GB. * Witness Printer took 4.01ms. Allocated memory is still 1.0GB. Free memory was 411.9MB in the beginning and 410.9MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseAnd at line 385. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 2); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (2 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 1); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (1 - 1); [L32] const SORT_6 mask_SORT_6 = (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 3); [L33] const SORT_6 msb_SORT_6 = (SORT_6)1 << (3 - 1); [L35] const SORT_12 mask_SORT_12 = (SORT_12)-1 >> (sizeof(SORT_12) * 8 - 4); [L36] const SORT_12 msb_SORT_12 = (SORT_12)1 << (4 - 1); [L38] const SORT_16 mask_SORT_16 = (SORT_16)-1 >> (sizeof(SORT_16) * 8 - 8); [L39] const SORT_16 msb_SORT_16 = (SORT_16)1 << (8 - 1); [L41] const SORT_21 mask_SORT_21 = (SORT_21)-1 >> (sizeof(SORT_21) * 8 - 7); [L42] const SORT_21 msb_SORT_21 = (SORT_21)1 << (7 - 1); [L44] const SORT_21 var_22 = 1; [L45] const SORT_21 var_26 = 2; [L46] const SORT_21 var_29 = 4; [L47] const SORT_21 var_32 = 8; [L48] const SORT_21 var_35 = 16; [L49] const SORT_21 var_38 = 32; [L50] const SORT_21 var_41 = 64; [L51] const SORT_21 var_44 = 0; [L52] const SORT_3 var_47 = 1; [L53] const SORT_3 var_51 = 0; [L54] const SORT_6 var_138 = 0; [L56] SORT_1 input_2; [L57] SORT_3 input_4; [L58] SORT_3 input_5; [L59] SORT_6 input_7; [L60] SORT_3 input_8; [L61] SORT_3 input_9; [L62] SORT_3 input_10; [L63] SORT_3 input_11; [L64] SORT_12 input_13; [L65] SORT_3 input_14; [L66] SORT_3 input_15; [L67] SORT_16 input_17; [L68] SORT_3 input_18; [L69] SORT_3 input_19; [L70] SORT_3 input_20; [L71] SORT_3 input_360; [L72] SORT_3 input_382; [L73] SORT_3 input_397; [L74] SORT_3 input_412; [L75] SORT_3 input_427; [L76] SORT_3 input_442; [L77] SORT_3 input_457; [L78] SORT_3 input_472; [L79] SORT_3 input_487; [L80] SORT_3 input_502; [L81] SORT_3 input_517; [L82] SORT_3 input_532; [L83] SORT_3 input_547; [L84] SORT_3 input_562; [L85] SORT_3 input_577; [L86] SORT_3 input_592; [L87] SORT_3 input_608; [L88] SORT_3 input_610; [L89] SORT_3 input_612; [L90] SORT_3 input_614; [L91] SORT_3 input_616; [L92] SORT_3 input_618; [L93] SORT_3 input_620; [L94] SORT_3 input_622; [L95] SORT_3 input_627; [L96] SORT_3 input_669; [L97] SORT_3 input_678; [L98] SORT_21 input_683; [L99] SORT_21 input_684; [L100] SORT_21 input_685; [L101] SORT_21 input_686; [L102] SORT_21 input_689; [L103] SORT_21 input_693; [L104] SORT_21 input_697; [L105] SORT_21 input_705; [L106] SORT_21 input_709; [L107] SORT_21 input_711; [L108] SORT_21 input_715; [L109] SORT_21 input_718; [L110] SORT_21 input_722; [L111] SORT_21 input_727; [L112] SORT_21 input_731; [L113] SORT_21 input_736; [L114] SORT_21 input_738; [L115] SORT_21 input_739; [L116] SORT_21 input_741; [L117] SORT_21 input_745; [L118] SORT_21 input_750; [L119] SORT_21 input_757; [L120] SORT_21 input_758; [L121] SORT_21 input_760; [L122] SORT_21 input_764; [L123] SORT_21 input_769; [L124] SORT_21 input_771; [L125] SORT_21 input_772; [L126] SORT_21 input_774; [L127] SORT_21 input_778; [L128] SORT_21 input_783; [L129] SORT_21 input_787; [L130] SORT_21 input_792; [L131] SORT_21 input_794; [L132] SORT_21 input_800; [L133] SORT_21 input_812; [L134] SORT_3 input_830; [L135] SORT_3 input_837; [L136] SORT_3 input_848; [L137] SORT_3 input_854; [L138] SORT_3 input_860; [L139] SORT_3 input_866; [L140] SORT_3 input_872; [L141] SORT_3 input_878; [L142] SORT_3 input_884; [L143] SORT_3 input_890; [L144] SORT_3 input_896; [L145] SORT_3 input_902; [L146] SORT_3 input_908; [L147] SORT_3 input_914; [L148] SORT_3 input_920; [L150] EXPR __VERIFIER_nondet_uchar() & mask_SORT_21 VAL [__VERIFIER_nondet_uchar() & mask_SORT_21=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L150] SORT_21 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_21; [L151] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_23=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L151] SORT_3 state_52 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L152] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_23=0, state_52=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L152] SORT_3 state_54 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L153] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_23=0, state_52=0, state_54=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L153] SORT_3 state_56 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L154] EXPR __VERIFIER_nondet_uchar() & mask_SORT_21 VAL [__VERIFIER_nondet_uchar() & mask_SORT_21=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_23=0, state_52=0, state_54=0, state_56=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L154] SORT_21 state_58 = __VERIFIER_nondet_uchar() & mask_SORT_21; [L155] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_23=0, state_52=0, state_54=0, state_56=0, state_58=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L155] SORT_3 state_62 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L156] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_23=0, state_52=0, state_54=0, state_56=0, state_58=0, state_62=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L156] SORT_3 state_66 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L157] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_23=0, state_52=0, state_54=0, state_56=0, state_58=0, state_62=0, state_66=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L157] SORT_3 state_70 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L158] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_23=0, state_52=0, state_54=0, state_56=0, state_58=0, state_62=0, state_66=0, state_70=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L158] SORT_3 state_86 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L159] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_23=0, state_52=0, state_54=0, state_56=0, state_58=0, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L159] SORT_3 state_103 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L160] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_23=0, state_52=0, state_54=0, state_56=0, state_58=0, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L160] SORT_3 state_106 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L161] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_23=0, state_52=0, state_54=0, state_56=0, state_58=0, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L161] SORT_3 state_108 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L162] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_23=0, state_52=0, state_54=0, state_56=0, state_58=0, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L162] SORT_3 state_112 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L163] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_23=0, state_52=0, state_54=0, state_56=0, state_58=0, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L163] SORT_3 state_116 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L164] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_23=0, state_52=0, state_54=0, state_56=0, state_58=0, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L164] SORT_3 state_121 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L165] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_23=0, state_52=0, state_54=0, state_56=0, state_58=0, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L165] SORT_3 state_124 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L166] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_23=0, state_52=0, state_54=0, state_56=0, state_58=0, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L166] SORT_3 state_134 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L167] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_23=0, state_52=0, state_54=0, state_56=0, state_58=0, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L167] SORT_3 state_141 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L168] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_23=0, state_52=0, state_54=0, state_56=0, state_58=0, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L168] SORT_3 state_144 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L169] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_23=0, state_52=0, state_54=0, state_56=0, state_58=0, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L169] SORT_3 state_153 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L170] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_23=0, state_52=0, state_54=0, state_56=0, state_58=0, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L170] SORT_3 state_158 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L171] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_23=0, state_52=0, state_54=0, state_56=0, state_58=0, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L171] SORT_3 state_161 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L172] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_23=0, state_52=0, state_54=0, state_56=0, state_58=0, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L172] SORT_3 state_173 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L173] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_23=0, state_52=0, state_54=0, state_56=0, state_58=0, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L173] SORT_3 state_183 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L174] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_183=0, state_23=0, state_52=0, state_54=0, state_56=0, state_58=0, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L174] SORT_3 state_188 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L175] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_183=0, state_188=0, state_23=0, state_52=0, state_54=0, state_56=0, state_58=0, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L175] SORT_3 state_191 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L176] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_183=0, state_188=0, state_191=0, state_23=0, state_52=0, state_54=0, state_56=0, state_58=0, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L176] SORT_3 state_200 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L177] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_183=0, state_188=0, state_191=0, state_200=0, state_23=0, state_52=0, state_54=0, state_56=0, state_58=0, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L177] SORT_3 state_213 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L178] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [__VERIFIER_nondet_uchar() & mask_SORT_3=0, __VERIFIER_nondet_uchar()=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_183=0, state_188=0, state_191=0, state_200=0, state_213=0, state_23=0, state_52=0, state_54=0, state_56=0, state_58=0, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L178] SORT_3 state_226 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L180] SORT_21 init_24_arg_1 = var_22; [L181] state_23 = init_24_arg_1 [L182] SORT_3 init_53_arg_1 = var_51; [L183] state_52 = init_53_arg_1 [L184] SORT_3 init_55_arg_1 = var_51; [L185] state_54 = init_55_arg_1 [L186] SORT_3 init_57_arg_1 = var_51; [L187] state_56 = init_57_arg_1 [L188] SORT_21 init_59_arg_1 = var_22; [L189] state_58 = init_59_arg_1 [L190] SORT_3 init_63_arg_1 = var_51; [L191] state_62 = init_63_arg_1 [L192] SORT_3 init_67_arg_1 = var_51; [L193] state_66 = init_67_arg_1 [L194] SORT_3 init_71_arg_1 = var_51; [L195] state_70 = init_71_arg_1 [L196] SORT_3 init_87_arg_1 = var_51; [L197] state_86 = init_87_arg_1 [L198] SORT_3 init_104_arg_1 = var_51; [L199] state_103 = init_104_arg_1 [L200] SORT_3 init_107_arg_1 = var_51; [L201] state_106 = init_107_arg_1 [L202] SORT_3 init_109_arg_1 = var_51; [L203] state_108 = init_109_arg_1 [L204] SORT_3 init_113_arg_1 = var_51; [L205] state_112 = init_113_arg_1 [L206] SORT_3 init_117_arg_1 = var_51; [L207] state_116 = init_117_arg_1 [L208] SORT_3 init_122_arg_1 = var_51; [L209] state_121 = init_122_arg_1 [L210] SORT_3 init_125_arg_1 = var_51; [L211] state_124 = init_125_arg_1 [L212] SORT_3 init_135_arg_1 = var_51; [L213] state_134 = init_135_arg_1 [L214] SORT_3 init_142_arg_1 = var_51; [L215] state_141 = init_142_arg_1 [L216] SORT_3 init_145_arg_1 = var_51; [L217] state_144 = init_145_arg_1 [L218] SORT_3 init_154_arg_1 = var_51; [L219] state_153 = init_154_arg_1 [L220] SORT_3 init_159_arg_1 = var_51; [L221] state_158 = init_159_arg_1 [L222] SORT_3 init_162_arg_1 = var_51; [L223] state_161 = init_162_arg_1 [L224] SORT_3 init_174_arg_1 = var_51; [L225] state_173 = init_174_arg_1 [L226] SORT_3 init_184_arg_1 = var_51; [L227] state_183 = init_184_arg_1 [L228] SORT_3 init_189_arg_1 = var_51; [L229] state_188 = init_189_arg_1 [L230] SORT_3 init_192_arg_1 = var_51; [L231] state_191 = init_192_arg_1 [L232] SORT_3 init_201_arg_1 = var_51; [L233] state_200 = init_201_arg_1 [L234] SORT_3 init_214_arg_1 = var_51; [L235] state_213 = init_214_arg_1 [L236] SORT_3 init_227_arg_1 = var_51; [L237] state_226 = init_227_arg_1 VAL [init_104_arg_1=0, init_107_arg_1=0, init_109_arg_1=0, init_113_arg_1=0, init_117_arg_1=0, init_122_arg_1=0, init_125_arg_1=0, init_135_arg_1=0, init_142_arg_1=0, init_145_arg_1=0, init_154_arg_1=0, init_159_arg_1=0, init_162_arg_1=0, init_174_arg_1=0, init_184_arg_1=0, init_189_arg_1=0, init_192_arg_1=0, init_201_arg_1=0, init_214_arg_1=0, init_227_arg_1=0, init_24_arg_1=1, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=1, init_63_arg_1=0, init_67_arg_1=0, init_71_arg_1=0, init_87_arg_1=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_183=0, state_188=0, state_191=0, state_200=0, state_213=0, state_226=0, state_23=1, state_52=0, state_54=0, state_56=0, state_58=1, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L240] input_2 = __VERIFIER_nondet_uchar() [L241] input_4 = __VERIFIER_nondet_uchar() [L242] input_5 = __VERIFIER_nondet_uchar() [L243] input_7 = __VERIFIER_nondet_uchar() [L244] EXPR input_7 & mask_SORT_6 VAL [init_104_arg_1=0, init_107_arg_1=0, init_109_arg_1=0, init_113_arg_1=0, init_117_arg_1=0, init_122_arg_1=0, init_125_arg_1=0, init_135_arg_1=0, init_142_arg_1=0, init_145_arg_1=0, init_154_arg_1=0, init_159_arg_1=0, init_162_arg_1=0, init_174_arg_1=0, init_184_arg_1=0, init_189_arg_1=0, init_192_arg_1=0, init_201_arg_1=0, init_214_arg_1=0, init_227_arg_1=0, init_24_arg_1=1, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=1, init_63_arg_1=0, init_67_arg_1=0, init_71_arg_1=0, init_87_arg_1=0, input_7 & mask_SORT_6=0, input_7=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_183=0, state_188=0, state_191=0, state_200=0, state_213=0, state_226=0, state_23=1, state_52=0, state_54=0, state_56=0, state_58=1, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_26=2, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L244] input_7 = input_7 & mask_SORT_6 [L245] input_8 = __VERIFIER_nondet_uchar() [L246] input_9 = __VERIFIER_nondet_uchar() [L247] input_10 = __VERIFIER_nondet_uchar() [L248] input_11 = __VERIFIER_nondet_uchar() [L249] input_13 = __VERIFIER_nondet_uchar() [L250] input_14 = __VERIFIER_nondet_uchar() [L251] input_15 = __VERIFIER_nondet_uchar() [L252] input_17 = __VERIFIER_nondet_uchar() [L253] input_18 = __VERIFIER_nondet_uchar() [L254] input_19 = __VERIFIER_nondet_uchar() [L255] input_20 = __VERIFIER_nondet_uchar() [L256] input_360 = __VERIFIER_nondet_uchar() [L257] input_382 = __VERIFIER_nondet_uchar() [L258] input_397 = __VERIFIER_nondet_uchar() [L259] input_412 = __VERIFIER_nondet_uchar() [L260] input_427 = __VERIFIER_nondet_uchar() [L261] input_442 = __VERIFIER_nondet_uchar() [L262] input_457 = __VERIFIER_nondet_uchar() [L263] input_472 = __VERIFIER_nondet_uchar() [L264] input_487 = __VERIFIER_nondet_uchar() [L265] input_502 = __VERIFIER_nondet_uchar() [L266] input_517 = __VERIFIER_nondet_uchar() [L267] input_532 = __VERIFIER_nondet_uchar() [L268] input_547 = __VERIFIER_nondet_uchar() [L269] input_562 = __VERIFIER_nondet_uchar() [L270] input_577 = __VERIFIER_nondet_uchar() [L271] input_592 = __VERIFIER_nondet_uchar() [L272] input_608 = __VERIFIER_nondet_uchar() [L273] input_610 = __VERIFIER_nondet_uchar() [L274] input_612 = __VERIFIER_nondet_uchar() [L275] input_614 = __VERIFIER_nondet_uchar() [L276] input_616 = __VERIFIER_nondet_uchar() [L277] input_618 = __VERIFIER_nondet_uchar() [L278] input_620 = __VERIFIER_nondet_uchar() [L279] input_622 = __VERIFIER_nondet_uchar() [L280] input_627 = __VERIFIER_nondet_uchar() [L281] input_669 = __VERIFIER_nondet_uchar() [L282] input_678 = __VERIFIER_nondet_uchar() [L283] input_683 = __VERIFIER_nondet_uchar() [L284] input_684 = __VERIFIER_nondet_uchar() [L285] input_685 = __VERIFIER_nondet_uchar() [L286] input_686 = __VERIFIER_nondet_uchar() [L287] input_689 = __VERIFIER_nondet_uchar() [L288] input_693 = __VERIFIER_nondet_uchar() [L289] input_697 = __VERIFIER_nondet_uchar() [L290] input_705 = __VERIFIER_nondet_uchar() [L291] input_709 = __VERIFIER_nondet_uchar() [L292] input_711 = __VERIFIER_nondet_uchar() [L293] input_715 = __VERIFIER_nondet_uchar() [L294] input_718 = __VERIFIER_nondet_uchar() [L295] input_722 = __VERIFIER_nondet_uchar() [L296] input_727 = __VERIFIER_nondet_uchar() [L297] input_731 = __VERIFIER_nondet_uchar() [L298] input_736 = __VERIFIER_nondet_uchar() [L299] input_738 = __VERIFIER_nondet_uchar() [L300] input_739 = __VERIFIER_nondet_uchar() [L301] input_741 = __VERIFIER_nondet_uchar() [L302] input_745 = __VERIFIER_nondet_uchar() [L303] input_750 = __VERIFIER_nondet_uchar() [L304] input_757 = __VERIFIER_nondet_uchar() [L305] input_758 = __VERIFIER_nondet_uchar() [L306] input_760 = __VERIFIER_nondet_uchar() [L307] input_764 = __VERIFIER_nondet_uchar() [L308] input_769 = __VERIFIER_nondet_uchar() [L309] input_771 = __VERIFIER_nondet_uchar() [L310] input_772 = __VERIFIER_nondet_uchar() [L311] input_774 = __VERIFIER_nondet_uchar() [L312] input_778 = __VERIFIER_nondet_uchar() [L313] input_783 = __VERIFIER_nondet_uchar() [L314] input_787 = __VERIFIER_nondet_uchar() [L315] input_792 = __VERIFIER_nondet_uchar() [L316] input_794 = __VERIFIER_nondet_uchar() [L317] input_800 = __VERIFIER_nondet_uchar() [L318] input_812 = __VERIFIER_nondet_uchar() [L319] input_830 = __VERIFIER_nondet_uchar() [L320] input_837 = __VERIFIER_nondet_uchar() [L321] input_848 = __VERIFIER_nondet_uchar() [L322] input_854 = __VERIFIER_nondet_uchar() [L323] input_860 = __VERIFIER_nondet_uchar() [L324] input_866 = __VERIFIER_nondet_uchar() [L325] input_872 = __VERIFIER_nondet_uchar() [L326] input_878 = __VERIFIER_nondet_uchar() [L327] input_884 = __VERIFIER_nondet_uchar() [L328] input_890 = __VERIFIER_nondet_uchar() [L329] input_896 = __VERIFIER_nondet_uchar() [L330] input_902 = __VERIFIER_nondet_uchar() [L331] input_908 = __VERIFIER_nondet_uchar() [L332] input_914 = __VERIFIER_nondet_uchar() [L333] input_920 = __VERIFIER_nondet_uchar() [L336] SORT_21 var_25_arg_0 = state_23; [L337] SORT_21 var_25_arg_1 = var_22; [L338] SORT_3 var_25 = var_25_arg_0 == var_25_arg_1; [L339] SORT_21 var_27_arg_0 = state_23; [L340] SORT_21 var_27_arg_1 = var_26; [L341] SORT_3 var_27 = var_27_arg_0 == var_27_arg_1; [L342] SORT_3 var_28_arg_0 = var_25; [L343] SORT_3 var_28_arg_1 = var_27; VAL [init_104_arg_1=0, init_107_arg_1=0, init_109_arg_1=0, init_113_arg_1=0, init_117_arg_1=0, init_122_arg_1=0, init_125_arg_1=0, init_135_arg_1=0, init_142_arg_1=0, init_145_arg_1=0, init_154_arg_1=0, init_159_arg_1=0, init_162_arg_1=0, init_174_arg_1=0, init_184_arg_1=0, init_189_arg_1=0, init_192_arg_1=0, init_201_arg_1=0, init_214_arg_1=0, init_227_arg_1=0, init_24_arg_1=1, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=1, init_63_arg_1=0, init_67_arg_1=0, init_71_arg_1=0, init_87_arg_1=0, input_7=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_183=0, state_188=0, state_191=0, state_200=0, state_213=0, state_226=0, state_23=1, state_52=0, state_54=0, state_56=0, state_58=1, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_25=1, var_25_arg_0=1, var_25_arg_1=1, var_26=2, var_27=0, var_27_arg_0=1, var_27_arg_1=2, var_28_arg_0=1, var_28_arg_1=0, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L344] EXPR var_28_arg_0 | var_28_arg_1 VAL [init_104_arg_1=0, init_107_arg_1=0, init_109_arg_1=0, init_113_arg_1=0, init_117_arg_1=0, init_122_arg_1=0, init_125_arg_1=0, init_135_arg_1=0, init_142_arg_1=0, init_145_arg_1=0, init_154_arg_1=0, init_159_arg_1=0, init_162_arg_1=0, init_174_arg_1=0, init_184_arg_1=0, init_189_arg_1=0, init_192_arg_1=0, init_201_arg_1=0, init_214_arg_1=0, init_227_arg_1=0, init_24_arg_1=1, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=1, init_63_arg_1=0, init_67_arg_1=0, init_71_arg_1=0, init_87_arg_1=0, input_7=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_183=0, state_188=0, state_191=0, state_200=0, state_213=0, state_226=0, state_23=1, state_52=0, state_54=0, state_56=0, state_58=1, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_25=1, var_25_arg_0=1, var_25_arg_1=1, var_26=2, var_27=0, var_27_arg_0=1, var_27_arg_1=2, var_28_arg_0 | var_28_arg_1=1, var_28_arg_0=1, var_28_arg_1=0, var_29=4, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L344] SORT_3 var_28 = var_28_arg_0 | var_28_arg_1; [L345] SORT_21 var_30_arg_0 = state_23; [L346] SORT_21 var_30_arg_1 = var_29; [L347] SORT_3 var_30 = var_30_arg_0 == var_30_arg_1; [L348] SORT_3 var_31_arg_0 = var_28; [L349] SORT_3 var_31_arg_1 = var_30; VAL [init_104_arg_1=0, init_107_arg_1=0, init_109_arg_1=0, init_113_arg_1=0, init_117_arg_1=0, init_122_arg_1=0, init_125_arg_1=0, init_135_arg_1=0, init_142_arg_1=0, init_145_arg_1=0, init_154_arg_1=0, init_159_arg_1=0, init_162_arg_1=0, init_174_arg_1=0, init_184_arg_1=0, init_189_arg_1=0, init_192_arg_1=0, init_201_arg_1=0, init_214_arg_1=0, init_227_arg_1=0, init_24_arg_1=1, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=1, init_63_arg_1=0, init_67_arg_1=0, init_71_arg_1=0, init_87_arg_1=0, input_7=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_183=0, state_188=0, state_191=0, state_200=0, state_213=0, state_226=0, state_23=1, state_52=0, state_54=0, state_56=0, state_58=1, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_25=1, var_25_arg_0=1, var_25_arg_1=1, var_26=2, var_27=0, var_27_arg_0=1, var_27_arg_1=2, var_28=1, var_28_arg_0=1, var_28_arg_1=0, var_29=4, var_30=0, var_30_arg_0=1, var_30_arg_1=4, var_31_arg_0=1, var_31_arg_1=0, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L350] EXPR var_31_arg_0 | var_31_arg_1 VAL [init_104_arg_1=0, init_107_arg_1=0, init_109_arg_1=0, init_113_arg_1=0, init_117_arg_1=0, init_122_arg_1=0, init_125_arg_1=0, init_135_arg_1=0, init_142_arg_1=0, init_145_arg_1=0, init_154_arg_1=0, init_159_arg_1=0, init_162_arg_1=0, init_174_arg_1=0, init_184_arg_1=0, init_189_arg_1=0, init_192_arg_1=0, init_201_arg_1=0, init_214_arg_1=0, init_227_arg_1=0, init_24_arg_1=1, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=1, init_63_arg_1=0, init_67_arg_1=0, init_71_arg_1=0, init_87_arg_1=0, input_7=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_183=0, state_188=0, state_191=0, state_200=0, state_213=0, state_226=0, state_23=1, state_52=0, state_54=0, state_56=0, state_58=1, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_25=1, var_25_arg_0=1, var_25_arg_1=1, var_26=2, var_27=0, var_27_arg_0=1, var_27_arg_1=2, var_28=1, var_28_arg_0=1, var_28_arg_1=0, var_29=4, var_30=0, var_30_arg_0=1, var_30_arg_1=4, var_31_arg_0 | var_31_arg_1=1, var_31_arg_0=1, var_31_arg_1=0, var_32=8, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L350] SORT_3 var_31 = var_31_arg_0 | var_31_arg_1; [L351] SORT_21 var_33_arg_0 = state_23; [L352] SORT_21 var_33_arg_1 = var_32; [L353] SORT_3 var_33 = var_33_arg_0 == var_33_arg_1; [L354] SORT_3 var_34_arg_0 = var_31; [L355] SORT_3 var_34_arg_1 = var_33; VAL [init_104_arg_1=0, init_107_arg_1=0, init_109_arg_1=0, init_113_arg_1=0, init_117_arg_1=0, init_122_arg_1=0, init_125_arg_1=0, init_135_arg_1=0, init_142_arg_1=0, init_145_arg_1=0, init_154_arg_1=0, init_159_arg_1=0, init_162_arg_1=0, init_174_arg_1=0, init_184_arg_1=0, init_189_arg_1=0, init_192_arg_1=0, init_201_arg_1=0, init_214_arg_1=0, init_227_arg_1=0, init_24_arg_1=1, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=1, init_63_arg_1=0, init_67_arg_1=0, init_71_arg_1=0, init_87_arg_1=0, input_7=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_183=0, state_188=0, state_191=0, state_200=0, state_213=0, state_226=0, state_23=1, state_52=0, state_54=0, state_56=0, state_58=1, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_25=1, var_25_arg_0=1, var_25_arg_1=1, var_26=2, var_27=0, var_27_arg_0=1, var_27_arg_1=2, var_28=1, var_28_arg_0=1, var_28_arg_1=0, var_29=4, var_30=0, var_30_arg_0=1, var_30_arg_1=4, var_31=1, var_31_arg_0=1, var_31_arg_1=0, var_32=8, var_33=0, var_33_arg_0=1, var_33_arg_1=8, var_34_arg_0=1, var_34_arg_1=0, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L356] EXPR var_34_arg_0 | var_34_arg_1 VAL [init_104_arg_1=0, init_107_arg_1=0, init_109_arg_1=0, init_113_arg_1=0, init_117_arg_1=0, init_122_arg_1=0, init_125_arg_1=0, init_135_arg_1=0, init_142_arg_1=0, init_145_arg_1=0, init_154_arg_1=0, init_159_arg_1=0, init_162_arg_1=0, init_174_arg_1=0, init_184_arg_1=0, init_189_arg_1=0, init_192_arg_1=0, init_201_arg_1=0, init_214_arg_1=0, init_227_arg_1=0, init_24_arg_1=1, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=1, init_63_arg_1=0, init_67_arg_1=0, init_71_arg_1=0, init_87_arg_1=0, input_7=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_183=0, state_188=0, state_191=0, state_200=0, state_213=0, state_226=0, state_23=1, state_52=0, state_54=0, state_56=0, state_58=1, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_25=1, var_25_arg_0=1, var_25_arg_1=1, var_26=2, var_27=0, var_27_arg_0=1, var_27_arg_1=2, var_28=1, var_28_arg_0=1, var_28_arg_1=0, var_29=4, var_30=0, var_30_arg_0=1, var_30_arg_1=4, var_31=1, var_31_arg_0=1, var_31_arg_1=0, var_32=8, var_33=0, var_33_arg_0=1, var_33_arg_1=8, var_34_arg_0 | var_34_arg_1=1, var_34_arg_0=1, var_34_arg_1=0, var_35=16, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L356] SORT_3 var_34 = var_34_arg_0 | var_34_arg_1; [L357] SORT_21 var_36_arg_0 = state_23; [L358] SORT_21 var_36_arg_1 = var_35; [L359] SORT_3 var_36 = var_36_arg_0 == var_36_arg_1; [L360] SORT_3 var_37_arg_0 = var_34; [L361] SORT_3 var_37_arg_1 = var_36; VAL [init_104_arg_1=0, init_107_arg_1=0, init_109_arg_1=0, init_113_arg_1=0, init_117_arg_1=0, init_122_arg_1=0, init_125_arg_1=0, init_135_arg_1=0, init_142_arg_1=0, init_145_arg_1=0, init_154_arg_1=0, init_159_arg_1=0, init_162_arg_1=0, init_174_arg_1=0, init_184_arg_1=0, init_189_arg_1=0, init_192_arg_1=0, init_201_arg_1=0, init_214_arg_1=0, init_227_arg_1=0, init_24_arg_1=1, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=1, init_63_arg_1=0, init_67_arg_1=0, init_71_arg_1=0, init_87_arg_1=0, input_7=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_183=0, state_188=0, state_191=0, state_200=0, state_213=0, state_226=0, state_23=1, state_52=0, state_54=0, state_56=0, state_58=1, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_25=1, var_25_arg_0=1, var_25_arg_1=1, var_26=2, var_27=0, var_27_arg_0=1, var_27_arg_1=2, var_28=1, var_28_arg_0=1, var_28_arg_1=0, var_29=4, var_30=0, var_30_arg_0=1, var_30_arg_1=4, var_31=1, var_31_arg_0=1, var_31_arg_1=0, var_32=8, var_33=0, var_33_arg_0=1, var_33_arg_1=8, var_34=1, var_34_arg_0=1, var_34_arg_1=0, var_35=16, var_36=0, var_36_arg_0=1, var_36_arg_1=16, var_37_arg_0=1, var_37_arg_1=0, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L362] EXPR var_37_arg_0 | var_37_arg_1 VAL [init_104_arg_1=0, init_107_arg_1=0, init_109_arg_1=0, init_113_arg_1=0, init_117_arg_1=0, init_122_arg_1=0, init_125_arg_1=0, init_135_arg_1=0, init_142_arg_1=0, init_145_arg_1=0, init_154_arg_1=0, init_159_arg_1=0, init_162_arg_1=0, init_174_arg_1=0, init_184_arg_1=0, init_189_arg_1=0, init_192_arg_1=0, init_201_arg_1=0, init_214_arg_1=0, init_227_arg_1=0, init_24_arg_1=1, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=1, init_63_arg_1=0, init_67_arg_1=0, init_71_arg_1=0, init_87_arg_1=0, input_7=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_183=0, state_188=0, state_191=0, state_200=0, state_213=0, state_226=0, state_23=1, state_52=0, state_54=0, state_56=0, state_58=1, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_25=1, var_25_arg_0=1, var_25_arg_1=1, var_26=2, var_27=0, var_27_arg_0=1, var_27_arg_1=2, var_28=1, var_28_arg_0=1, var_28_arg_1=0, var_29=4, var_30=0, var_30_arg_0=1, var_30_arg_1=4, var_31=1, var_31_arg_0=1, var_31_arg_1=0, var_32=8, var_33=0, var_33_arg_0=1, var_33_arg_1=8, var_34=1, var_34_arg_0=1, var_34_arg_1=0, var_35=16, var_36=0, var_36_arg_0=1, var_36_arg_1=16, var_37_arg_0 | var_37_arg_1=1, var_37_arg_0=1, var_37_arg_1=0, var_38=32, var_41=64, var_44=0, var_47=1, var_51=0] [L362] SORT_3 var_37 = var_37_arg_0 | var_37_arg_1; [L363] SORT_21 var_39_arg_0 = state_23; [L364] SORT_21 var_39_arg_1 = var_38; [L365] SORT_3 var_39 = var_39_arg_0 == var_39_arg_1; [L366] SORT_3 var_40_arg_0 = var_37; [L367] SORT_3 var_40_arg_1 = var_39; VAL [init_104_arg_1=0, init_107_arg_1=0, init_109_arg_1=0, init_113_arg_1=0, init_117_arg_1=0, init_122_arg_1=0, init_125_arg_1=0, init_135_arg_1=0, init_142_arg_1=0, init_145_arg_1=0, init_154_arg_1=0, init_159_arg_1=0, init_162_arg_1=0, init_174_arg_1=0, init_184_arg_1=0, init_189_arg_1=0, init_192_arg_1=0, init_201_arg_1=0, init_214_arg_1=0, init_227_arg_1=0, init_24_arg_1=1, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=1, init_63_arg_1=0, init_67_arg_1=0, init_71_arg_1=0, init_87_arg_1=0, input_7=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_183=0, state_188=0, state_191=0, state_200=0, state_213=0, state_226=0, state_23=1, state_52=0, state_54=0, state_56=0, state_58=1, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_25=1, var_25_arg_0=1, var_25_arg_1=1, var_26=2, var_27=0, var_27_arg_0=1, var_27_arg_1=2, var_28=1, var_28_arg_0=1, var_28_arg_1=0, var_29=4, var_30=0, var_30_arg_0=1, var_30_arg_1=4, var_31=1, var_31_arg_0=1, var_31_arg_1=0, var_32=8, var_33=0, var_33_arg_0=1, var_33_arg_1=8, var_34=1, var_34_arg_0=1, var_34_arg_1=0, var_35=16, var_36=0, var_36_arg_0=1, var_36_arg_1=16, var_37=1, var_37_arg_0=1, var_37_arg_1=0, var_38=32, var_39=0, var_39_arg_0=1, var_39_arg_1=32, var_40_arg_0=1, var_40_arg_1=0, var_41=64, var_44=0, var_47=1, var_51=0] [L368] EXPR var_40_arg_0 | var_40_arg_1 VAL [init_104_arg_1=0, init_107_arg_1=0, init_109_arg_1=0, init_113_arg_1=0, init_117_arg_1=0, init_122_arg_1=0, init_125_arg_1=0, init_135_arg_1=0, init_142_arg_1=0, init_145_arg_1=0, init_154_arg_1=0, init_159_arg_1=0, init_162_arg_1=0, init_174_arg_1=0, init_184_arg_1=0, init_189_arg_1=0, init_192_arg_1=0, init_201_arg_1=0, init_214_arg_1=0, init_227_arg_1=0, init_24_arg_1=1, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=1, init_63_arg_1=0, init_67_arg_1=0, init_71_arg_1=0, init_87_arg_1=0, input_7=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_183=0, state_188=0, state_191=0, state_200=0, state_213=0, state_226=0, state_23=1, state_52=0, state_54=0, state_56=0, state_58=1, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_25=1, var_25_arg_0=1, var_25_arg_1=1, var_26=2, var_27=0, var_27_arg_0=1, var_27_arg_1=2, var_28=1, var_28_arg_0=1, var_28_arg_1=0, var_29=4, var_30=0, var_30_arg_0=1, var_30_arg_1=4, var_31=1, var_31_arg_0=1, var_31_arg_1=0, var_32=8, var_33=0, var_33_arg_0=1, var_33_arg_1=8, var_34=1, var_34_arg_0=1, var_34_arg_1=0, var_35=16, var_36=0, var_36_arg_0=1, var_36_arg_1=16, var_37=1, var_37_arg_0=1, var_37_arg_1=0, var_38=32, var_39=0, var_39_arg_0=1, var_39_arg_1=32, var_40_arg_0 | var_40_arg_1=1, var_40_arg_0=1, var_40_arg_1=0, var_41=64, var_44=0, var_47=1, var_51=0] [L368] SORT_3 var_40 = var_40_arg_0 | var_40_arg_1; [L369] SORT_21 var_42_arg_0 = state_23; [L370] SORT_21 var_42_arg_1 = var_41; [L371] SORT_3 var_42 = var_42_arg_0 == var_42_arg_1; [L372] SORT_3 var_43_arg_0 = var_40; [L373] SORT_3 var_43_arg_1 = var_42; VAL [init_104_arg_1=0, init_107_arg_1=0, init_109_arg_1=0, init_113_arg_1=0, init_117_arg_1=0, init_122_arg_1=0, init_125_arg_1=0, init_135_arg_1=0, init_142_arg_1=0, init_145_arg_1=0, init_154_arg_1=0, init_159_arg_1=0, init_162_arg_1=0, init_174_arg_1=0, init_184_arg_1=0, init_189_arg_1=0, init_192_arg_1=0, init_201_arg_1=0, init_214_arg_1=0, init_227_arg_1=0, init_24_arg_1=1, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=1, init_63_arg_1=0, init_67_arg_1=0, init_71_arg_1=0, init_87_arg_1=0, input_7=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_183=0, state_188=0, state_191=0, state_200=0, state_213=0, state_226=0, state_23=1, state_52=0, state_54=0, state_56=0, state_58=1, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_25=1, var_25_arg_0=1, var_25_arg_1=1, var_26=2, var_27=0, var_27_arg_0=1, var_27_arg_1=2, var_28=1, var_28_arg_0=1, var_28_arg_1=0, var_29=4, var_30=0, var_30_arg_0=1, var_30_arg_1=4, var_31=1, var_31_arg_0=1, var_31_arg_1=0, var_32=8, var_33=0, var_33_arg_0=1, var_33_arg_1=8, var_34=1, var_34_arg_0=1, var_34_arg_1=0, var_35=16, var_36=0, var_36_arg_0=1, var_36_arg_1=16, var_37=1, var_37_arg_0=1, var_37_arg_1=0, var_38=32, var_39=0, var_39_arg_0=1, var_39_arg_1=32, var_40=1, var_40_arg_0=1, var_40_arg_1=0, var_41=64, var_42=0, var_42_arg_0=1, var_42_arg_1=64, var_43_arg_0=1, var_43_arg_1=0, var_44=0, var_47=1, var_51=0] [L374] EXPR var_43_arg_0 | var_43_arg_1 VAL [init_104_arg_1=0, init_107_arg_1=0, init_109_arg_1=0, init_113_arg_1=0, init_117_arg_1=0, init_122_arg_1=0, init_125_arg_1=0, init_135_arg_1=0, init_142_arg_1=0, init_145_arg_1=0, init_154_arg_1=0, init_159_arg_1=0, init_162_arg_1=0, init_174_arg_1=0, init_184_arg_1=0, init_189_arg_1=0, init_192_arg_1=0, init_201_arg_1=0, init_214_arg_1=0, init_227_arg_1=0, init_24_arg_1=1, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=1, init_63_arg_1=0, init_67_arg_1=0, init_71_arg_1=0, init_87_arg_1=0, input_7=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_183=0, state_188=0, state_191=0, state_200=0, state_213=0, state_226=0, state_23=1, state_52=0, state_54=0, state_56=0, state_58=1, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_25=1, var_25_arg_0=1, var_25_arg_1=1, var_26=2, var_27=0, var_27_arg_0=1, var_27_arg_1=2, var_28=1, var_28_arg_0=1, var_28_arg_1=0, var_29=4, var_30=0, var_30_arg_0=1, var_30_arg_1=4, var_31=1, var_31_arg_0=1, var_31_arg_1=0, var_32=8, var_33=0, var_33_arg_0=1, var_33_arg_1=8, var_34=1, var_34_arg_0=1, var_34_arg_1=0, var_35=16, var_36=0, var_36_arg_0=1, var_36_arg_1=16, var_37=1, var_37_arg_0=1, var_37_arg_1=0, var_38=32, var_39=0, var_39_arg_0=1, var_39_arg_1=32, var_40=1, var_40_arg_0=1, var_40_arg_1=0, var_41=64, var_42=0, var_42_arg_0=1, var_42_arg_1=64, var_43_arg_0 | var_43_arg_1=1, var_43_arg_0=1, var_43_arg_1=0, var_44=0, var_47=1, var_51=0] [L374] SORT_3 var_43 = var_43_arg_0 | var_43_arg_1; [L375] SORT_21 var_45_arg_0 = state_23; [L376] SORT_21 var_45_arg_1 = var_44; [L377] SORT_3 var_45 = var_45_arg_0 == var_45_arg_1; [L378] SORT_3 var_46_arg_0 = var_43; [L379] SORT_3 var_46_arg_1 = var_45; VAL [init_104_arg_1=0, init_107_arg_1=0, init_109_arg_1=0, init_113_arg_1=0, init_117_arg_1=0, init_122_arg_1=0, init_125_arg_1=0, init_135_arg_1=0, init_142_arg_1=0, init_145_arg_1=0, init_154_arg_1=0, init_159_arg_1=0, init_162_arg_1=0, init_174_arg_1=0, init_184_arg_1=0, init_189_arg_1=0, init_192_arg_1=0, init_201_arg_1=0, init_214_arg_1=0, init_227_arg_1=0, init_24_arg_1=1, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=1, init_63_arg_1=0, init_67_arg_1=0, init_71_arg_1=0, init_87_arg_1=0, input_7=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_183=0, state_188=0, state_191=0, state_200=0, state_213=0, state_226=0, state_23=1, state_52=0, state_54=0, state_56=0, state_58=1, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_25=1, var_25_arg_0=1, var_25_arg_1=1, var_26=2, var_27=0, var_27_arg_0=1, var_27_arg_1=2, var_28=1, var_28_arg_0=1, var_28_arg_1=0, var_29=4, var_30=0, var_30_arg_0=1, var_30_arg_1=4, var_31=1, var_31_arg_0=1, var_31_arg_1=0, var_32=8, var_33=0, var_33_arg_0=1, var_33_arg_1=8, var_34=1, var_34_arg_0=1, var_34_arg_1=0, var_35=16, var_36=0, var_36_arg_0=1, var_36_arg_1=16, var_37=1, var_37_arg_0=1, var_37_arg_1=0, var_38=32, var_39=0, var_39_arg_0=1, var_39_arg_1=32, var_40=1, var_40_arg_0=1, var_40_arg_1=0, var_41=64, var_42=0, var_42_arg_0=1, var_42_arg_1=64, var_43=1, var_43_arg_0=1, var_43_arg_1=0, var_44=0, var_45=0, var_45_arg_0=1, var_45_arg_1=0, var_46_arg_0=1, var_46_arg_1=0, var_47=1, var_51=0] [L380] EXPR var_46_arg_0 | var_46_arg_1 VAL [init_104_arg_1=0, init_107_arg_1=0, init_109_arg_1=0, init_113_arg_1=0, init_117_arg_1=0, init_122_arg_1=0, init_125_arg_1=0, init_135_arg_1=0, init_142_arg_1=0, init_145_arg_1=0, init_154_arg_1=0, init_159_arg_1=0, init_162_arg_1=0, init_174_arg_1=0, init_184_arg_1=0, init_189_arg_1=0, init_192_arg_1=0, init_201_arg_1=0, init_214_arg_1=0, init_227_arg_1=0, init_24_arg_1=1, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=1, init_63_arg_1=0, init_67_arg_1=0, init_71_arg_1=0, init_87_arg_1=0, input_7=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_183=0, state_188=0, state_191=0, state_200=0, state_213=0, state_226=0, state_23=1, state_52=0, state_54=0, state_56=0, state_58=1, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_25=1, var_25_arg_0=1, var_25_arg_1=1, var_26=2, var_27=0, var_27_arg_0=1, var_27_arg_1=2, var_28=1, var_28_arg_0=1, var_28_arg_1=0, var_29=4, var_30=0, var_30_arg_0=1, var_30_arg_1=4, var_31=1, var_31_arg_0=1, var_31_arg_1=0, var_32=8, var_33=0, var_33_arg_0=1, var_33_arg_1=8, var_34=1, var_34_arg_0=1, var_34_arg_1=0, var_35=16, var_36=0, var_36_arg_0=1, var_36_arg_1=16, var_37=1, var_37_arg_0=1, var_37_arg_1=0, var_38=32, var_39=0, var_39_arg_0=1, var_39_arg_1=32, var_40=1, var_40_arg_0=1, var_40_arg_1=0, var_41=64, var_42=0, var_42_arg_0=1, var_42_arg_1=64, var_43=1, var_43_arg_0=1, var_43_arg_1=0, var_44=0, var_45=0, var_45_arg_0=1, var_45_arg_1=0, var_46_arg_0 | var_46_arg_1=1, var_46_arg_0=1, var_46_arg_1=0, var_47=1, var_51=0] [L380] SORT_3 var_46 = var_46_arg_0 | var_46_arg_1; [L381] SORT_3 var_48_arg_0 = var_46; [L382] SORT_3 var_48 = ~var_48_arg_0; [L383] SORT_3 var_49_arg_0 = var_47; [L384] SORT_3 var_49_arg_1 = var_48; VAL [init_104_arg_1=0, init_107_arg_1=0, init_109_arg_1=0, init_113_arg_1=0, init_117_arg_1=0, init_122_arg_1=0, init_125_arg_1=0, init_135_arg_1=0, init_142_arg_1=0, init_145_arg_1=0, init_154_arg_1=0, init_159_arg_1=0, init_162_arg_1=0, init_174_arg_1=0, init_184_arg_1=0, init_189_arg_1=0, init_192_arg_1=0, init_201_arg_1=0, init_214_arg_1=0, init_227_arg_1=0, init_24_arg_1=1, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=1, init_63_arg_1=0, init_67_arg_1=0, init_71_arg_1=0, init_87_arg_1=0, input_7=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_183=0, state_188=0, state_191=0, state_200=0, state_213=0, state_226=0, state_23=1, state_52=0, state_54=0, state_56=0, state_58=1, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_25=1, var_25_arg_0=1, var_25_arg_1=1, var_26=2, var_27=0, var_27_arg_0=1, var_27_arg_1=2, var_28=1, var_28_arg_0=1, var_28_arg_1=0, var_29=4, var_30=0, var_30_arg_0=1, var_30_arg_1=4, var_31=1, var_31_arg_0=1, var_31_arg_1=0, var_32=8, var_33=0, var_33_arg_0=1, var_33_arg_1=8, var_34=1, var_34_arg_0=1, var_34_arg_1=0, var_35=16, var_36=0, var_36_arg_0=1, var_36_arg_1=16, var_37=1, var_37_arg_0=1, var_37_arg_1=0, var_38=32, var_39=0, var_39_arg_0=1, var_39_arg_1=32, var_40=1, var_40_arg_0=1, var_40_arg_1=0, var_41=64, var_42=0, var_42_arg_0=1, var_42_arg_1=64, var_43=1, var_43_arg_0=1, var_43_arg_1=0, var_44=0, var_45=0, var_45_arg_0=1, var_45_arg_1=0, var_46=1, var_46_arg_0=1, var_46_arg_1=0, var_47=1, var_48=254, var_48_arg_0=1, var_49_arg_0=1, var_49_arg_1=254, var_51=0] [L385] EXPR var_49_arg_0 & var_49_arg_1 VAL [init_104_arg_1=0, init_107_arg_1=0, init_109_arg_1=0, init_113_arg_1=0, init_117_arg_1=0, init_122_arg_1=0, init_125_arg_1=0, init_135_arg_1=0, init_142_arg_1=0, init_145_arg_1=0, init_154_arg_1=0, init_159_arg_1=0, init_162_arg_1=0, init_174_arg_1=0, init_184_arg_1=0, init_189_arg_1=0, init_192_arg_1=0, init_201_arg_1=0, init_214_arg_1=0, init_227_arg_1=0, init_24_arg_1=1, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=1, init_63_arg_1=0, init_67_arg_1=0, init_71_arg_1=0, init_87_arg_1=0, input_7=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_183=0, state_188=0, state_191=0, state_200=0, state_213=0, state_226=0, state_23=1, state_52=0, state_54=0, state_56=0, state_58=1, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_25=1, var_25_arg_0=1, var_25_arg_1=1, var_26=2, var_27=0, var_27_arg_0=1, var_27_arg_1=2, var_28=1, var_28_arg_0=1, var_28_arg_1=0, var_29=4, var_30=0, var_30_arg_0=1, var_30_arg_1=4, var_31=1, var_31_arg_0=1, var_31_arg_1=0, var_32=8, var_33=0, var_33_arg_0=1, var_33_arg_1=8, var_34=1, var_34_arg_0=1, var_34_arg_1=0, var_35=16, var_36=0, var_36_arg_0=1, var_36_arg_1=16, var_37=1, var_37_arg_0=1, var_37_arg_1=0, var_38=32, var_39=0, var_39_arg_0=1, var_39_arg_1=32, var_40=1, var_40_arg_0=1, var_40_arg_1=0, var_41=64, var_42=0, var_42_arg_0=1, var_42_arg_1=64, var_43=1, var_43_arg_0=1, var_43_arg_1=0, var_44=0, var_45=0, var_45_arg_0=1, var_45_arg_1=0, var_46=1, var_46_arg_0=1, var_46_arg_1=0, var_47=1, var_48=254, var_48_arg_0=1, var_49_arg_0 & var_49_arg_1=1, var_49_arg_0=1, var_49_arg_1=254, var_51=0] [L385] SORT_3 var_49 = var_49_arg_0 & var_49_arg_1; [L386] EXPR var_49 & mask_SORT_3 VAL [init_104_arg_1=0, init_107_arg_1=0, init_109_arg_1=0, init_113_arg_1=0, init_117_arg_1=0, init_122_arg_1=0, init_125_arg_1=0, init_135_arg_1=0, init_142_arg_1=0, init_145_arg_1=0, init_154_arg_1=0, init_159_arg_1=0, init_162_arg_1=0, init_174_arg_1=0, init_184_arg_1=0, init_189_arg_1=0, init_192_arg_1=0, init_201_arg_1=0, init_214_arg_1=0, init_227_arg_1=0, init_24_arg_1=1, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=1, init_63_arg_1=0, init_67_arg_1=0, init_71_arg_1=0, init_87_arg_1=0, input_7=0, mask_SORT_12=15, mask_SORT_16=255, mask_SORT_1=3, mask_SORT_21=127, mask_SORT_3=1, mask_SORT_6=7, msb_SORT_12=8, msb_SORT_16=128, msb_SORT_1=2, msb_SORT_21=64, msb_SORT_3=1, msb_SORT_6=4, state_103=0, state_106=0, state_108=0, state_112=0, state_116=0, state_121=0, state_124=0, state_134=0, state_141=0, state_144=0, state_153=0, state_158=0, state_161=0, state_173=0, state_183=0, state_188=0, state_191=0, state_200=0, state_213=0, state_226=0, state_23=1, state_52=0, state_54=0, state_56=0, state_58=1, state_62=0, state_66=0, state_70=0, state_86=0, var_138=0, var_22=1, var_25=1, var_25_arg_0=1, var_25_arg_1=1, var_26=2, var_27=0, var_27_arg_0=1, var_27_arg_1=2, var_28=1, var_28_arg_0=1, var_28_arg_1=0, var_29=4, var_30=0, var_30_arg_0=1, var_30_arg_1=4, var_31=1, var_31_arg_0=1, var_31_arg_1=0, var_32=8, var_33=0, var_33_arg_0=1, var_33_arg_1=8, var_34=1, var_34_arg_0=1, var_34_arg_1=0, var_35=16, var_36=0, var_36_arg_0=1, var_36_arg_1=16, var_37=1, var_37_arg_0=1, var_37_arg_1=0, var_38=32, var_39=0, var_39_arg_0=1, var_39_arg_1=32, var_40=1, var_40_arg_0=1, var_40_arg_1=0, var_41=64, var_42=0, var_42_arg_0=1, var_42_arg_1=64, var_43=1, var_43_arg_0=1, var_43_arg_1=0, var_44=0, var_45=0, var_45_arg_0=1, var_45_arg_1=0, var_46=1, var_46_arg_0=1, var_46_arg_1=0, var_47=1, var_48=254, var_48_arg_0=1, var_49 & mask_SORT_3=1, var_49=1, var_49_arg_0=1, var_49_arg_1=254, var_51=0] [L386] var_49 = var_49 & mask_SORT_3 [L387] SORT_3 bad_50_arg_0 = var_49; [L388] CALL __VERIFIER_assert(!(bad_50_arg_0)) [L21] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L21] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 839 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 19.6s, OverallIterations: 14, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 73696 SdHoareTripleChecker+Valid, 4.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 73696 mSDsluCounter, 93953 SdHoareTripleChecker+Invalid, 3.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 73600 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1594 IncrementalHoareTripleChecker+Invalid, 1602 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 20353 mSDtfsCounter, 1594 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 166 GetRequests, 36 SyntacticMatches, 4 SemanticMatches, 126 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 148 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=863occurred in iteration=10, InterpolantAutomatonStates: 102, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 13 MinimizatonAttempts, 11164 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 9.7s InterpolantComputationTime, 1231 NumberOfCodeBlocks, 1231 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1126 ConstructedInterpolants, 0 QuantifiedInterpolants, 6254 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 13 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-06 22:14:02,251 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_pj_icu_icctl_p1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c8208b6c8f4a2ac058115c356d3ca9113d648f4f67e8abc6f1ec7c44bb7ab63f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:14:04,934 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:14:05,073 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2023-11-06 22:14:05,082 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:14:05,083 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:14:05,126 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:14:05,126 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:14:05,127 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:14:05,128 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:14:05,128 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:14:05,129 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:14:05,130 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:14:05,130 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:14:05,131 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:14:05,131 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:14:05,132 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:14:05,132 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:14:05,133 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:14:05,133 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:14:05,133 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-06 22:14:05,134 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-06 22:14:05,135 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-06 22:14:05,136 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:14:05,136 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:14:05,137 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:14:05,137 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:14:05,137 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:14:05,138 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:14:05,138 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:14:05,139 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:14:05,140 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:14:05,140 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-06 22:14:05,141 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-06 22:14:05,141 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:14:05,142 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:14:05,142 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:14:05,142 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:14:05,142 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-06 22:14:05,143 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:14:05,144 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c8208b6c8f4a2ac058115c356d3ca9113d648f4f67e8abc6f1ec7c44bb7ab63f [2023-11-06 22:14:05,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:14:05,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:14:05,567 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:14:05,569 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:14:05,570 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:14:05,571 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_pj_icu_icctl_p1.c [2023-11-06 22:14:08,946 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:14:09,360 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:14:09,361 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_pj_icu_icctl_p1.c [2023-11-06 22:14:09,389 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/data/a5d91ecd8/96c4191f9de04449b955c5712cff89b8/FLAG4a067cc58 [2023-11-06 22:14:09,404 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/data/a5d91ecd8/96c4191f9de04449b955c5712cff89b8 [2023-11-06 22:14:09,407 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:14:09,409 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:14:09,410 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:14:09,410 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:14:09,415 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:14:09,416 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:14:09" (1/1) ... [2023-11-06 22:14:09,417 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ad4a715 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:09, skipping insertion in model container [2023-11-06 22:14:09,418 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:14:09" (1/1) ... [2023-11-06 22:14:09,492 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:14:09,771 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_pj_icu_icctl_p1.c[1268,1281] [2023-11-06 22:14:10,297 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:14:10,312 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:14:10,325 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_pj_icu_icctl_p1.c[1268,1281] [2023-11-06 22:14:10,542 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:14:10,558 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:14:10,559 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:10 WrapperNode [2023-11-06 22:14:10,559 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:14:10,560 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:14:10,561 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:14:10,561 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:14:10,568 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:10" (1/1) ... [2023-11-06 22:14:10,647 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:10" (1/1) ... [2023-11-06 22:14:10,809 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2619 [2023-11-06 22:14:10,809 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:14:10,810 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:14:10,810 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:14:10,810 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:14:10,833 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:10" (1/1) ... [2023-11-06 22:14:10,833 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:10" (1/1) ... [2023-11-06 22:14:10,857 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:10" (1/1) ... [2023-11-06 22:14:10,857 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:10" (1/1) ... [2023-11-06 22:14:10,922 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:10" (1/1) ... [2023-11-06 22:14:10,930 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:10" (1/1) ... [2023-11-06 22:14:10,944 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:10" (1/1) ... [2023-11-06 22:14:10,960 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:10" (1/1) ... [2023-11-06 22:14:10,984 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:14:10,985 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:14:10,985 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:14:10,985 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:14:10,986 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:10" (1/1) ... [2023-11-06 22:14:10,992 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:14:11,008 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:14:11,027 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:14:11,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:14:11,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:14:11,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-06 22:14:11,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:14:11,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:14:11,644 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:14:11,648 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:14:15,933 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:14:15,941 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:14:15,941 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:14:15,943 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:14:15 BoogieIcfgContainer [2023-11-06 22:14:15,943 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:14:15,946 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:14:15,946 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:14:15,950 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:14:15,951 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:14:09" (1/3) ... [2023-11-06 22:14:15,952 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7894d0df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:14:15, skipping insertion in model container [2023-11-06 22:14:15,953 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:14:10" (2/3) ... [2023-11-06 22:14:15,955 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7894d0df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:14:15, skipping insertion in model container [2023-11-06 22:14:15,955 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:14:15" (3/3) ... [2023-11-06 22:14:15,957 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vcegar_QF_BV_pj_icu_icctl_p1.c [2023-11-06 22:14:15,977 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:14:15,977 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:14:16,037 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:14:16,045 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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;@13a7bdcd, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:14:16,046 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:14:16,051 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:14:16,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-06 22:14:16,062 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:14:16,063 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2023-11-06 22:14:16,064 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:14:16,071 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:14:16,072 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2023-11-06 22:14:16,088 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:14:16,088 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [415199003] [2023-11-06 22:14:16,089 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:14:16,090 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:14:16,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:14:16,100 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:14:16,109 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-06 22:14:16,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:14:16,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-06 22:14:16,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:14:17,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:14:17,128 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-06 22:14:17,129 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:14:17,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [415199003] [2023-11-06 22:14:17,130 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [415199003] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:14:17,130 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:14:17,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-06 22:14:17,132 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120332875] [2023-11-06 22:14:17,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:14:17,138 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-06 22:14:17,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:14:17,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-06 22:14:17,180 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-06 22:14:17,182 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:14:17,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:14:17,510 INFO L93 Difference]: Finished difference Result 19 states and 27 transitions. [2023-11-06 22:14:17,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-06 22:14:17,513 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 [2023-11-06 22:14:17,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:14:17,520 INFO L225 Difference]: With dead ends: 19 [2023-11-06 22:14:17,521 INFO L226 Difference]: Without dead ends: 10 [2023-11-06 22:14:17,523 INFO L412 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 [2023-11-06 22:14:17,527 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 3 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 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, 0.3s IncrementalHoareTripleChecker+Time [2023-11-06 22:14:17,528 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-06 22:14:17,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2023-11-06 22:14:17,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2023-11-06 22:14:17,555 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) [2023-11-06 22:14:17,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2023-11-06 22:14:17,557 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2023-11-06 22:14:17,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:14:17,557 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2023-11-06 22:14:17,557 INFO L496 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) [2023-11-06 22:14:17,557 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2023-11-06 22:14:17,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-06 22:14:17,558 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:14:17,558 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2023-11-06 22:14:17,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-06 22:14:17,769 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:14:17,770 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:14:17,770 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:14:17,770 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2023-11-06 22:14:17,774 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:14:17,774 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [202071816] [2023-11-06 22:14:17,774 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:14:17,774 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:14:17,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:14:17,777 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:14:17,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-06 22:14:21,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:14:21,073 INFO L262 TraceCheckSpWp]: Trace formula consists of 2159 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-06 22:14:21,097 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:14:21,327 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:14:21,327 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-06 22:14:24,186 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:14:24,187 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-06 22:14:24,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [202071816] [2023-11-06 22:14:24,188 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [202071816] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-06 22:14:24,188 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-06 22:14:24,188 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2023-11-06 22:14:24,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836290810] [2023-11-06 22:14:24,189 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-06 22:14:24,190 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-06 22:14:24,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-06 22:14:24,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-06 22:14:24,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=39, Unknown=1, NotChecked=0, Total=56 [2023-11-06 22:14:24,192 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:14:24,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:14:24,739 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2023-11-06 22:14:24,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-06 22:14:24,739 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 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 8 [2023-11-06 22:14:24,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:14:24,740 INFO L225 Difference]: With dead ends: 15 [2023-11-06 22:14:24,740 INFO L226 Difference]: Without dead ends: 13 [2023-11-06 22:14:24,741 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=38, Invalid=71, Unknown=1, NotChecked=0, Total=110 [2023-11-06 22:14:24,742 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 10 mSDsluCounter, 13 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 17 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:14:24,743 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 17 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-06 22:14:24,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2023-11-06 22:14:24,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2023-11-06 22:14:24,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:14:24,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2023-11-06 22:14:24,747 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2023-11-06 22:14:24,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:14:24,748 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2023-11-06 22:14:24,748 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-06 22:14:24,748 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2023-11-06 22:14:24,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-06 22:14:24,749 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:14:24,749 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2023-11-06 22:14:24,768 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/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)] Forceful destruction successful, exit code 0 [2023-11-06 22:14:24,964 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:14:24,964 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:14:24,965 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:14:24,965 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2023-11-06 22:14:24,973 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-06 22:14:24,973 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1377897201] [2023-11-06 22:14:24,973 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-06 22:14:24,974 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-06 22:14:24,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/mathsat [2023-11-06 22:14:24,975 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-06 22:14:25,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_db7f6c62-9b3b-4d62-87cc-a82d75f37081/bin/uautomizer-verify-WvqO1wxjHP/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 (4)] Waiting until timeout for monitored process [2023-11-06 22:14:33,206 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-06 22:14:33,206 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-06 22:14:33,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 4169 conjuncts, 194 conjunts are in the unsatisfiable core [2023-11-06 22:14:33,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-06 22:14:40,998 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-06 22:14:40,998 INFO L327 TraceCheckSpWp]: Computing backward predicates...