./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ad777bd82b2fbfc07486a835bf99ca2e475906af4a3b134d048b1c18acbc93b4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 02:12:45,458 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 02:12:45,520 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-29 02:12:45,524 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 02:12:45,525 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 02:12:45,547 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 02:12:45,548 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 02:12:45,548 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 02:12:45,549 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 02:12:45,550 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 02:12:45,550 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 02:12:45,551 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 02:12:45,551 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 02:12:45,552 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 02:12:45,552 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 02:12:45,553 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 02:12:45,554 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 02:12:45,554 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 02:12:45,555 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 02:12:45,555 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 02:12:45,556 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 02:12:45,556 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 02:12:45,557 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 02:12:45,557 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 02:12:45,558 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 02:12:45,558 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 02:12:45,558 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 02:12:45,559 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 02:12:45,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:12:45,560 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 02:12:45,560 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 02:12:45,560 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 02:12:45,561 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 02:12:45,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 02:12:45,561 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 02:12:45,561 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 02:12:45,562 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 02:12:45,562 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 02:12:45,562 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 02:12:45,562 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_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad777bd82b2fbfc07486a835bf99ca2e475906af4a3b134d048b1c18acbc93b4 [2023-11-29 02:12:45,799 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 02:12:45,819 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 02:12:45,821 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 02:12:45,822 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 02:12:45,823 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 02:12:45,824 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c [2023-11-29 02:12:48,549 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 02:12:48,770 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 02:12:48,770 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c [2023-11-29 02:12:48,784 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/data/3956d9b57/59c7299c697245df857a2d249da2916f/FLAG489c845a3 [2023-11-29 02:12:48,798 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/data/3956d9b57/59c7299c697245df857a2d249da2916f [2023-11-29 02:12:48,800 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 02:12:48,802 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 02:12:48,803 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 02:12:48,803 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 02:12:48,808 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 02:12:48,809 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:12:48" (1/1) ... [2023-11-29 02:12:48,810 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22681e60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:48, skipping insertion in model container [2023-11-29 02:12:48,810 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:12:48" (1/1) ... [2023-11-29 02:12:48,872 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 02:12:49,040 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_ae471218-0717-4122-b47b-c0ff5279bf21/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c[1259,1272] [2023-11-29 02:12:49,238 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:12:49,248 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 02:12:49,259 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_ae471218-0717-4122-b47b-c0ff5279bf21/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c[1259,1272] [2023-11-29 02:12:49,398 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:12:49,412 INFO L206 MainTranslator]: Completed translation [2023-11-29 02:12:49,413 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:49 WrapperNode [2023-11-29 02:12:49,413 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 02:12:49,414 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 02:12:49,414 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 02:12:49,414 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 02:12:49,420 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:49" (1/1) ... [2023-11-29 02:12:49,457 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:49" (1/1) ... [2023-11-29 02:12:49,669 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2447 [2023-11-29 02:12:49,669 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 02:12:49,670 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 02:12:49,670 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 02:12:49,670 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 02:12:49,682 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:49" (1/1) ... [2023-11-29 02:12:49,682 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:49" (1/1) ... [2023-11-29 02:12:49,720 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:49" (1/1) ... [2023-11-29 02:12:49,784 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 02:12:49,784 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:49" (1/1) ... [2023-11-29 02:12:49,785 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:49" (1/1) ... [2023-11-29 02:12:49,847 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:49" (1/1) ... [2023-11-29 02:12:49,899 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:49" (1/1) ... [2023-11-29 02:12:49,935 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:49" (1/1) ... [2023-11-29 02:12:49,948 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:49" (1/1) ... [2023-11-29 02:12:50,007 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 02:12:50,008 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 02:12:50,008 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 02:12:50,008 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 02:12:50,009 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:49" (1/1) ... [2023-11-29 02:12:50,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:12:50,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:12:50,038 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 02:12:50,045 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 02:12:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 02:12:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 02:12:50,075 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 02:12:50,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 02:12:50,318 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 02:12:50,321 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 02:12:52,083 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 02:12:52,156 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 02:12:52,157 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 02:12:52,157 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:12:52 BoogieIcfgContainer [2023-11-29 02:12:52,157 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 02:12:52,159 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 02:12:52,160 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 02:12:52,163 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 02:12:52,163 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 02:12:48" (1/3) ... [2023-11-29 02:12:52,163 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@607507ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:12:52, skipping insertion in model container [2023-11-29 02:12:52,164 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:12:49" (2/3) ... [2023-11-29 02:12:52,164 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@607507ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:12:52, skipping insertion in model container [2023-11-29 02:12:52,164 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:12:52" (3/3) ... [2023-11-29 02:12:52,165 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_vsaR_p11.c [2023-11-29 02:12:52,183 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 02:12:52,184 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 02:12:52,241 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 02:12:52,248 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=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@28ac6b51, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 02:12:52,248 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 02:12:52,254 INFO L276 IsEmpty]: Start isEmpty. Operand has 414 states, 412 states have (on average 1.6674757281553398) internal successors, (687), 413 states have internal predecessors, (687), 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) [2023-11-29 02:12:52,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-29 02:12:52,263 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:12:52,263 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] [2023-11-29 02:12:52,264 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:12:52,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:12:52,269 INFO L85 PathProgramCache]: Analyzing trace with hash 2111028288, now seen corresponding path program 1 times [2023-11-29 02:12:52,278 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:12:52,278 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041578971] [2023-11-29 02:12:52,279 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:12:52,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:12:52,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:12:52,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:12:52,857 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:12:52,857 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041578971] [2023-11-29 02:12:52,858 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041578971] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:12:52,858 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:12:52,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 02:12:52,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [340082586] [2023-11-29 02:12:52,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:12:52,866 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 02:12:52,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:12:52,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 02:12:52,895 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 02:12:52,897 INFO L87 Difference]: Start difference. First operand has 414 states, 412 states have (on average 1.6674757281553398) internal successors, (687), 413 states have internal predecessors, (687), 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 13.0) internal successors, (52), 4 states have internal predecessors, (52), 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) [2023-11-29 02:12:52,990 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:12:52,991 INFO L93 Difference]: Finished difference Result 788 states and 1310 transitions. [2023-11-29 02:12:52,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 02:12:52,993 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 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 52 [2023-11-29 02:12:52,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:12:53,007 INFO L225 Difference]: With dead ends: 788 [2023-11-29 02:12:53,008 INFO L226 Difference]: Without dead ends: 414 [2023-11-29 02:12:53,012 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 [2023-11-29 02:12:53,016 INFO L413 NwaCegarLoop]: 680 mSDtfsCounter, 1 mSDsluCounter, 1355 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 2035 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 02:12:53,017 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 2035 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 02:12:53,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 414 states. [2023-11-29 02:12:53,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 414 to 414. [2023-11-29 02:12:53,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 414 states, 413 states have (on average 1.658595641646489) internal successors, (685), 413 states have internal predecessors, (685), 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) [2023-11-29 02:12:53,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 414 states and 685 transitions. [2023-11-29 02:12:53,096 INFO L78 Accepts]: Start accepts. Automaton has 414 states and 685 transitions. Word has length 52 [2023-11-29 02:12:53,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:12:53,096 INFO L495 AbstractCegarLoop]: Abstraction has 414 states and 685 transitions. [2023-11-29 02:12:53,097 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 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) [2023-11-29 02:12:53,097 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 685 transitions. [2023-11-29 02:12:53,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-29 02:12:53,099 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:12:53,099 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] [2023-11-29 02:12:53,099 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 02:12:53,099 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:12:53,100 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:12:53,100 INFO L85 PathProgramCache]: Analyzing trace with hash 1019092724, now seen corresponding path program 1 times [2023-11-29 02:12:53,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:12:53,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934301863] [2023-11-29 02:12:53,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:12:53,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:12:53,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:12:53,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:12:53,320 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:12:53,321 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1934301863] [2023-11-29 02:12:53,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1934301863] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:12:53,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:12:53,321 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 02:12:53,321 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [533480033] [2023-11-29 02:12:53,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:12:53,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 02:12:53,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:12:53,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 02:12:53,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 02:12:53,324 INFO L87 Difference]: Start difference. First operand 414 states and 685 transitions. Second operand has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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) [2023-11-29 02:12:53,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:12:53,366 INFO L93 Difference]: Finished difference Result 791 states and 1308 transitions. [2023-11-29 02:12:53,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 02:12:53,367 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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 53 [2023-11-29 02:12:53,368 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:12:53,370 INFO L225 Difference]: With dead ends: 791 [2023-11-29 02:12:53,371 INFO L226 Difference]: Without dead ends: 417 [2023-11-29 02:12:53,372 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 [2023-11-29 02:12:53,373 INFO L413 NwaCegarLoop]: 680 mSDtfsCounter, 1 mSDsluCounter, 1353 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 2033 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 02:12:53,374 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 2033 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 02:12:53,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 417 states. [2023-11-29 02:12:53,389 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 417 to 416. [2023-11-29 02:12:53,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 416 states, 415 states have (on average 1.655421686746988) internal successors, (687), 415 states have internal predecessors, (687), 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) [2023-11-29 02:12:53,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 416 states and 687 transitions. [2023-11-29 02:12:53,392 INFO L78 Accepts]: Start accepts. Automaton has 416 states and 687 transitions. Word has length 53 [2023-11-29 02:12:53,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:12:53,393 INFO L495 AbstractCegarLoop]: Abstraction has 416 states and 687 transitions. [2023-11-29 02:12:53,393 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.25) internal successors, (53), 4 states have internal predecessors, (53), 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) [2023-11-29 02:12:53,393 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 687 transitions. [2023-11-29 02:12:53,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-29 02:12:53,395 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:12:53,395 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] [2023-11-29 02:12:53,395 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 02:12:53,395 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:12:53,396 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:12:53,396 INFO L85 PathProgramCache]: Analyzing trace with hash 1316671194, now seen corresponding path program 1 times [2023-11-29 02:12:53,396 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:12:53,396 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1628266236] [2023-11-29 02:12:53,397 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:12:53,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:12:53,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:12:54,107 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:12:54,107 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:12:54,107 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1628266236] [2023-11-29 02:12:54,108 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1628266236] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:12:54,108 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:12:54,108 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 02:12:54,108 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593147979] [2023-11-29 02:12:54,108 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:12:54,109 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 02:12:54,109 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:12:54,110 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 02:12:54,110 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-29 02:12:54,110 INFO L87 Difference]: Start difference. First operand 416 states and 687 transitions. Second operand has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 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) [2023-11-29 02:12:54,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:12:54,413 INFO L93 Difference]: Finished difference Result 1182 states and 1951 transitions. [2023-11-29 02:12:54,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 02:12:54,414 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 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 54 [2023-11-29 02:12:54,414 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:12:54,418 INFO L225 Difference]: With dead ends: 1182 [2023-11-29 02:12:54,418 INFO L226 Difference]: Without dead ends: 806 [2023-11-29 02:12:54,419 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=72, Unknown=0, NotChecked=0, Total=110 [2023-11-29 02:12:54,420 INFO L413 NwaCegarLoop]: 708 mSDtfsCounter, 1242 mSDsluCounter, 3354 mSDsCounter, 0 mSdLazyCounter, 77 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1242 SdHoareTripleChecker+Valid, 4062 SdHoareTripleChecker+Invalid, 80 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 77 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 02:12:54,421 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1242 Valid, 4062 Invalid, 80 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 02:12:54,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 806 states. [2023-11-29 02:12:54,431 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 806 to 424. [2023-11-29 02:12:54,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 424 states, 423 states have (on average 1.6524822695035462) internal successors, (699), 423 states have internal predecessors, (699), 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) [2023-11-29 02:12:54,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 699 transitions. [2023-11-29 02:12:54,435 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 699 transitions. Word has length 54 [2023-11-29 02:12:54,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:12:54,435 INFO L495 AbstractCegarLoop]: Abstraction has 424 states and 699 transitions. [2023-11-29 02:12:54,435 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.714285714285714) internal successors, (54), 7 states have internal predecessors, (54), 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) [2023-11-29 02:12:54,436 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 699 transitions. [2023-11-29 02:12:54,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-29 02:12:54,438 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:12:54,438 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] [2023-11-29 02:12:54,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 02:12:54,438 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:12:54,439 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:12:54,439 INFO L85 PathProgramCache]: Analyzing trace with hash -925985896, now seen corresponding path program 1 times [2023-11-29 02:12:54,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:12:54,439 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1402496093] [2023-11-29 02:12:54,439 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:12:54,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:12:54,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:12:55,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:12:55,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 02:12:55,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1402496093] [2023-11-29 02:12:55,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1402496093] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:12:55,137 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:12:55,137 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-29 02:12:55,137 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1918968784] [2023-11-29 02:12:55,137 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:12:55,138 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-29 02:12:55,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 02:12:55,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-29 02:12:55,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2023-11-29 02:12:55,139 INFO L87 Difference]: Start difference. First operand 424 states and 699 transitions. Second operand has 11 states, 11 states have (on average 5.0) internal successors, (55), 10 states have internal predecessors, (55), 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) [2023-11-29 02:12:56,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:12:56,185 INFO L93 Difference]: Finished difference Result 1954 states and 3219 transitions. [2023-11-29 02:12:56,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-11-29 02:12:56,185 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.0) internal successors, (55), 10 states have internal predecessors, (55), 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 55 [2023-11-29 02:12:56,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:12:56,194 INFO L225 Difference]: With dead ends: 1954 [2023-11-29 02:12:56,194 INFO L226 Difference]: Without dead ends: 1570 [2023-11-29 02:12:56,195 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 165 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=242, Invalid=628, Unknown=0, NotChecked=0, Total=870 [2023-11-29 02:12:56,196 INFO L413 NwaCegarLoop]: 1300 mSDtfsCounter, 4966 mSDsluCounter, 8525 mSDsCounter, 0 mSdLazyCounter, 292 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4966 SdHoareTripleChecker+Valid, 9825 SdHoareTripleChecker+Invalid, 295 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-29 02:12:56,197 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4966 Valid, 9825 Invalid, 295 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 292 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-29 02:12:56,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1570 states. [2023-11-29 02:12:56,211 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1570 to 430. [2023-11-29 02:12:56,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 430 states, 429 states have (on average 1.648018648018648) internal successors, (707), 429 states have internal predecessors, (707), 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) [2023-11-29 02:12:56,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 430 states to 430 states and 707 transitions. [2023-11-29 02:12:56,214 INFO L78 Accepts]: Start accepts. Automaton has 430 states and 707 transitions. Word has length 55 [2023-11-29 02:12:56,215 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:12:56,215 INFO L495 AbstractCegarLoop]: Abstraction has 430 states and 707 transitions. [2023-11-29 02:12:56,215 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.0) internal successors, (55), 10 states have internal predecessors, (55), 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) [2023-11-29 02:12:56,215 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 707 transitions. [2023-11-29 02:12:56,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-29 02:12:56,217 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:12:56,217 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] [2023-11-29 02:12:56,217 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 02:12:56,217 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:12:56,218 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:12:56,218 INFO L85 PathProgramCache]: Analyzing trace with hash 849021466, now seen corresponding path program 1 times [2023-11-29 02:12:56,218 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 02:12:56,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459203314] [2023-11-29 02:12:56,218 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:12:56,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 02:12:56,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:12:56,279 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 02:12:56,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 02:12:56,395 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 02:12:56,395 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 02:12:56,396 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 02:12:56,398 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-29 02:12:56,401 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-11-29 02:12:56,405 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 02:12:56,448 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-29 02:12:56,449 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-29 02:12:56,450 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-11-29 02:12:56,450 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated [2023-11-29 02:12:56,451 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet9 could not be translated [2023-11-29 02:12:56,451 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet8 could not be translated [2023-11-29 02:12:56,451 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet11 could not be translated [2023-11-29 02:12:56,452 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet10 could not be translated [2023-11-29 02:12:56,452 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet12 could not be translated [2023-11-29 02:12:56,453 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet13 could not be translated [2023-11-29 02:12:56,453 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet15 could not be translated [2023-11-29 02:12:56,453 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet14 could not be translated [2023-11-29 02:12:56,454 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet17 could not be translated [2023-11-29 02:12:56,454 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet16 could not be translated [2023-11-29 02:12:56,455 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet18 could not be translated [2023-11-29 02:12:56,455 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet19 could not be translated [2023-11-29 02:12:56,456 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet21 could not be translated [2023-11-29 02:12:56,456 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet20 could not be translated [2023-11-29 02:12:56,457 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet22 could not be translated [2023-11-29 02:12:56,457 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet23 could not be translated [2023-11-29 02:12:56,457 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated [2023-11-29 02:12:56,458 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet24 could not be translated [2023-11-29 02:12:56,458 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated [2023-11-29 02:12:56,459 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet26 could not be translated [2023-11-29 02:12:56,459 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet28 could not be translated [2023-11-29 02:12:56,460 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet29 could not be translated [2023-11-29 02:12:56,462 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet49 could not be translated [2023-11-29 02:12:56,464 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet50 could not be translated [2023-11-29 02:12:56,465 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet51 could not be translated [2023-11-29 02:12:56,467 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet52 could not be translated [2023-11-29 02:12:56,468 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet53 could not be translated [2023-11-29 02:12:56,469 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet54 could not be translated [2023-11-29 02:12:56,470 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet55 could not be translated [2023-11-29 02:12:56,471 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet56 could not be translated [2023-11-29 02:12:56,472 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet57 could not be translated [2023-11-29 02:12:56,473 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet58 could not be translated [2023-11-29 02:12:56,474 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet59 could not be translated [2023-11-29 02:12:56,475 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-29 02:12:56,493 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 02:12:56 BoogieIcfgContainer [2023-11-29 02:12:56,494 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 02:12:56,494 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 02:12:56,494 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 02:12:56,494 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 02:12:56,495 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:12:52" (3/4) ... [2023-11-29 02:12:56,497 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 02:12:56,498 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 02:12:56,498 INFO L158 Benchmark]: Toolchain (without parser) took 7696.71ms. Allocated memory was 167.8MB in the beginning and 419.4MB in the end (delta: 251.7MB). Free memory was 119.3MB in the beginning and 232.3MB in the end (delta: -113.0MB). Peak memory consumption was 139.9MB. Max. memory is 16.1GB. [2023-11-29 02:12:56,499 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 167.8MB. Free memory was 132.1MB in the beginning and 132.1MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 02:12:56,499 INFO L158 Benchmark]: CACSL2BoogieTranslator took 610.38ms. Allocated memory was 167.8MB in the beginning and 226.5MB in the end (delta: 58.7MB). Free memory was 119.3MB in the beginning and 176.1MB in the end (delta: -56.8MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. [2023-11-29 02:12:56,500 INFO L158 Benchmark]: Boogie Procedure Inliner took 255.43ms. Allocated memory is still 226.5MB. Free memory was 176.1MB in the beginning and 126.8MB in the end (delta: 49.3MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-29 02:12:56,500 INFO L158 Benchmark]: Boogie Preprocessor took 337.35ms. Allocated memory is still 226.5MB. Free memory was 126.8MB in the beginning and 153.2MB in the end (delta: -26.4MB). Peak memory consumption was 70.9MB. Max. memory is 16.1GB. [2023-11-29 02:12:56,500 INFO L158 Benchmark]: RCFGBuilder took 2149.36ms. Allocated memory was 226.5MB in the beginning and 348.1MB in the end (delta: 121.6MB). Free memory was 152.5MB in the beginning and 241.0MB in the end (delta: -88.5MB). Peak memory consumption was 115.9MB. Max. memory is 16.1GB. [2023-11-29 02:12:56,501 INFO L158 Benchmark]: TraceAbstraction took 4334.31ms. Allocated memory was 348.1MB in the beginning and 419.4MB in the end (delta: 71.3MB). Free memory was 240.0MB in the beginning and 232.3MB in the end (delta: 7.7MB). Peak memory consumption was 79.0MB. Max. memory is 16.1GB. [2023-11-29 02:12:56,501 INFO L158 Benchmark]: Witness Printer took 3.71ms. Allocated memory is still 419.4MB. Free memory is still 232.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 02:12:56,503 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 167.8MB. Free memory was 132.1MB in the beginning and 132.1MB in the end (delta: 28.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 610.38ms. Allocated memory was 167.8MB in the beginning and 226.5MB in the end (delta: 58.7MB). Free memory was 119.3MB in the beginning and 176.1MB in the end (delta: -56.8MB). Peak memory consumption was 44.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 255.43ms. Allocated memory is still 226.5MB. Free memory was 176.1MB in the beginning and 126.8MB in the end (delta: 49.3MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 337.35ms. Allocated memory is still 226.5MB. Free memory was 126.8MB in the beginning and 153.2MB in the end (delta: -26.4MB). Peak memory consumption was 70.9MB. Max. memory is 16.1GB. * RCFGBuilder took 2149.36ms. Allocated memory was 226.5MB in the beginning and 348.1MB in the end (delta: 121.6MB). Free memory was 152.5MB in the beginning and 241.0MB in the end (delta: -88.5MB). Peak memory consumption was 115.9MB. Max. memory is 16.1GB. * TraceAbstraction took 4334.31ms. Allocated memory was 348.1MB in the beginning and 419.4MB in the end (delta: 71.3MB). Free memory was 240.0MB in the beginning and 232.3MB in the end (delta: 7.7MB). Peak memory consumption was 79.0MB. Max. memory is 16.1GB. * Witness Printer took 3.71ms. Allocated memory is still 419.4MB. Free memory is still 232.3MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet9 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet8 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet11 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet12 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet13 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet15 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet14 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet17 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet16 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet18 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet19 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet21 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet20 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet23 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet24 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet26 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet29 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet50 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet53 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet59 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 189, overapproximation of bitwiseAnd at line 194. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 5); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (5 - 1); [L32] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 12); [L33] const SORT_5 msb_SORT_5 = (SORT_5)1 << (12 - 1); [L35] const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 3); [L36] const SORT_10 msb_SORT_10 = (SORT_10)1 << (3 - 1); [L38] const SORT_18 mask_SORT_18 = (SORT_18)-1 >> (sizeof(SORT_18) * 8 - 2); [L39] const SORT_18 msb_SORT_18 = (SORT_18)1 << (2 - 1); [L41] const SORT_84 mask_SORT_84 = (SORT_84)-1 >> (sizeof(SORT_84) * 8 - 4); [L42] const SORT_84 msb_SORT_84 = (SORT_84)1 << (4 - 1); [L44] const SORT_148 mask_SORT_148 = (SORT_148)-1 >> (sizeof(SORT_148) * 8 - 32); [L45] const SORT_148 msb_SORT_148 = (SORT_148)1 << (32 - 1); [L47] const SORT_5 var_7 = 0; [L48] const SORT_10 var_12 = 3; [L49] const SORT_10 var_15 = 1; [L50] const SORT_10 var_24 = 0; [L51] const SORT_1 var_28 = 0; [L52] const SORT_3 var_30 = 0; [L53] const SORT_1 var_38 = 1; [L54] const SORT_10 var_62 = 2; [L55] const SORT_10 var_70 = 4; [L56] const SORT_10 var_72 = 5; [L57] const SORT_10 var_100 = 7; [L58] const SORT_10 var_105 = 6; [L59] const SORT_148 var_150 = 0; [L60] const SORT_3 var_165 = 2; [L61] const SORT_3 var_187 = 31; [L63] SORT_1 input_2; [L64] SORT_3 input_4; [L65] SORT_5 input_6; [L66] SORT_3 input_176; [L67] SORT_3 input_177; [L68] SORT_3 input_178; [L69] SORT_3 input_186; [L70] SORT_3 input_195; [L71] SORT_3 input_196; [L72] SORT_3 input_197; [L73] SORT_3 input_200; [L74] SORT_3 input_219; [L75] SORT_3 input_220; [L76] SORT_3 input_221; [L77] SORT_3 input_224; [L78] SORT_3 input_226; [L79] SORT_18 input_240; [L80] SORT_18 input_241; [L81] SORT_18 input_242; [L83] EXPR __VERIFIER_nondet_ushort() & mask_SORT_5 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L83] SORT_5 state_8 = __VERIFIER_nondet_ushort() & mask_SORT_5; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_10 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L84] SORT_10 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_10; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L85] SORT_3 state_31 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L86] SORT_3 state_42 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L87] SORT_3 state_44 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L88] SORT_1 state_46 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L89] SORT_3 state_48 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L90] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L90] SORT_3 state_50 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L91] SORT_3 state_52 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L92] SORT_3 state_54 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L93] SORT_3 state_56 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L94] SORT_3 state_58 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 VAL [mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L95] SORT_3 state_60 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L97] SORT_5 init_9_arg_1 = var_7; [L98] state_8 = init_9_arg_1 [L99] SORT_10 init_26_arg_1 = var_24; [L100] state_25 = init_26_arg_1 [L101] SORT_3 init_32_arg_1 = var_30; [L102] state_31 = init_32_arg_1 [L103] SORT_3 init_43_arg_1 = var_30; [L104] state_42 = init_43_arg_1 [L105] SORT_3 init_45_arg_1 = var_30; [L106] state_44 = init_45_arg_1 [L107] SORT_1 init_47_arg_1 = var_28; [L108] state_46 = init_47_arg_1 [L109] SORT_3 init_49_arg_1 = var_30; [L110] state_48 = init_49_arg_1 [L111] SORT_3 init_51_arg_1 = var_30; [L112] state_50 = init_51_arg_1 [L113] SORT_3 init_53_arg_1 = var_30; [L114] state_52 = init_53_arg_1 [L115] SORT_3 init_55_arg_1 = var_30; [L116] state_54 = init_55_arg_1 [L117] SORT_3 init_57_arg_1 = var_30; [L118] state_56 = init_57_arg_1 [L119] SORT_3 init_59_arg_1 = var_30; [L120] state_58 = init_59_arg_1 [L121] SORT_3 init_61_arg_1 = var_30; [L122] state_60 = init_61_arg_1 VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L125] input_2 = __VERIFIER_nondet_uchar() [L126] input_4 = __VERIFIER_nondet_uchar() [L127] input_6 = __VERIFIER_nondet_ushort() [L128] input_176 = __VERIFIER_nondet_uchar() [L129] input_177 = __VERIFIER_nondet_uchar() [L130] input_178 = __VERIFIER_nondet_uchar() [L131] input_186 = __VERIFIER_nondet_uchar() [L132] input_195 = __VERIFIER_nondet_uchar() [L133] input_196 = __VERIFIER_nondet_uchar() [L134] input_197 = __VERIFIER_nondet_uchar() [L135] input_200 = __VERIFIER_nondet_uchar() [L136] input_219 = __VERIFIER_nondet_uchar() [L137] input_220 = __VERIFIER_nondet_uchar() [L138] input_221 = __VERIFIER_nondet_uchar() [L139] input_224 = __VERIFIER_nondet_uchar() [L140] input_226 = __VERIFIER_nondet_uchar() [L141] input_240 = __VERIFIER_nondet_uchar() [L142] input_241 = __VERIFIER_nondet_uchar() [L143] input_242 = __VERIFIER_nondet_uchar() [L146] SORT_5 var_11_arg_0 = state_8; [L147] SORT_10 var_11 = var_11_arg_0 >> 9; VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L148] EXPR var_11 & mask_SORT_10 VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L148] var_11 = var_11 & mask_SORT_10 [L149] SORT_10 var_13_arg_0 = var_11; [L150] SORT_10 var_13_arg_1 = var_12; [L151] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L152] SORT_5 var_14_arg_0 = state_8; [L153] SORT_10 var_14 = var_14_arg_0 >> 0; VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L154] EXPR var_14 & mask_SORT_10 VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L154] var_14 = var_14 & mask_SORT_10 [L155] SORT_10 var_16_arg_0 = var_14; [L156] SORT_10 var_16_arg_1 = var_15; [L157] SORT_1 var_16 = var_16_arg_0 == var_16_arg_1; [L158] SORT_1 var_17_arg_0 = var_13; [L159] SORT_1 var_17_arg_1 = var_16; VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L160] EXPR var_17_arg_0 & var_17_arg_1 VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L160] SORT_1 var_17 = var_17_arg_0 & var_17_arg_1; [L161] SORT_5 var_19_arg_0 = state_8; [L162] SORT_18 var_19 = var_19_arg_0 >> 7; VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L163] EXPR var_19 & mask_SORT_18 VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L163] var_19 = var_19 & mask_SORT_18 [L164] SORT_5 var_20_arg_0 = state_8; [L165] SORT_18 var_20 = var_20_arg_0 >> 5; VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L166] EXPR var_20 & mask_SORT_18 VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L166] var_20 = var_20 & mask_SORT_18 [L167] SORT_18 var_21_arg_0 = var_19; [L168] SORT_18 var_21_arg_1 = var_20; [L169] SORT_1 var_21 = var_21_arg_0 == var_21_arg_1; [L170] SORT_1 var_22_arg_0 = var_17; [L171] SORT_1 var_22_arg_1 = var_21; VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22_arg_0=0, var_22_arg_1=1, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L172] EXPR var_22_arg_0 & var_22_arg_1 VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22_arg_0=0, var_22_arg_1=1, var_24=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L172] SORT_1 var_22 = var_22_arg_0 & var_22_arg_1; [L173] SORT_1 var_23_arg_0 = var_22; [L174] SORT_1 var_23 = ~var_23_arg_0; [L175] SORT_10 var_27_arg_0 = state_25; [L176] SORT_1 var_27 = var_27_arg_0 >> 2; VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=1, var_23=255, var_23_arg_0=0, var_24=0, var_27=0, var_27_arg_0=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L177] EXPR var_27 & mask_SORT_1 VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=1, var_23=255, var_23_arg_0=0, var_24=0, var_27=0, var_27_arg_0=0, var_28=0, var_30=0, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L177] var_27 = var_27 & mask_SORT_1 [L178] SORT_1 var_29_arg_0 = var_27; [L179] SORT_1 var_29_arg_1 = var_28; [L180] SORT_1 var_29 = var_29_arg_0 == var_29_arg_1; [L181] SORT_3 var_33_arg_0 = state_31; [L182] SORT_3 var_33_arg_1 = var_30; [L183] SORT_1 var_33 = var_33_arg_0 == var_33_arg_1; [L184] SORT_1 var_34_arg_0 = var_29; [L185] SORT_1 var_34_arg_1 = var_33; VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=1, var_23=255, var_23_arg_0=0, var_24=0, var_27=0, var_27_arg_0=0, var_28=0, var_29=1, var_29_arg_0=0, var_29_arg_1=0, var_30=0, var_33=1, var_33_arg_0=0, var_33_arg_1=0, var_34_arg_0=1, var_34_arg_1=1, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L186] EXPR var_34_arg_0 | var_34_arg_1 VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=1, var_23=255, var_23_arg_0=0, var_24=0, var_27=0, var_27_arg_0=0, var_28=0, var_29=1, var_29_arg_0=0, var_29_arg_1=0, var_30=0, var_33=1, var_33_arg_0=0, var_33_arg_1=0, var_34_arg_0=1, var_34_arg_1=1, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L186] SORT_1 var_34 = var_34_arg_0 | var_34_arg_1; [L187] SORT_1 var_35_arg_0 = var_23; [L188] SORT_1 var_35_arg_1 = var_34; VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=1, var_23=255, var_23_arg_0=0, var_24=0, var_27=0, var_27_arg_0=0, var_28=0, var_29=1, var_29_arg_0=0, var_29_arg_1=0, var_30=0, var_33=1, var_33_arg_0=0, var_33_arg_1=0, var_34=1, var_34_arg_0=1, var_34_arg_1=1, var_35_arg_0=255, var_35_arg_1=1, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L189] EXPR var_35_arg_0 | var_35_arg_1 VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=1, var_23=255, var_23_arg_0=0, var_24=0, var_27=0, var_27_arg_0=0, var_28=0, var_29=1, var_29_arg_0=0, var_29_arg_1=0, var_30=0, var_33=1, var_33_arg_0=0, var_33_arg_1=0, var_34=1, var_34_arg_0=1, var_34_arg_1=1, var_35_arg_0=255, var_35_arg_1=1, var_38=1, var_62=2, var_70=4, var_72=5, var_7=0] [L189] SORT_1 var_35 = var_35_arg_0 | var_35_arg_1; [L190] SORT_1 var_39_arg_0 = var_35; [L191] SORT_1 var_39 = ~var_39_arg_0; [L192] SORT_1 var_40_arg_0 = var_38; [L193] SORT_1 var_40_arg_1 = var_39; VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=1, var_23=255, var_23_arg_0=0, var_24=0, var_27=0, var_27_arg_0=0, var_28=0, var_29=1, var_29_arg_0=0, var_29_arg_1=0, var_30=0, var_33=1, var_33_arg_0=0, var_33_arg_1=0, var_34=1, var_34_arg_0=1, var_34_arg_1=1, var_35=0, var_35_arg_0=255, var_35_arg_1=1, var_38=1, var_39=255, var_39_arg_0=0, var_40_arg_0=1, var_40_arg_1=255, var_62=2, var_70=4, var_72=5, var_7=0] [L194] EXPR var_40_arg_0 & var_40_arg_1 VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=1, var_23=255, var_23_arg_0=0, var_24=0, var_27=0, var_27_arg_0=0, var_28=0, var_29=1, var_29_arg_0=0, var_29_arg_1=0, var_30=0, var_33=1, var_33_arg_0=0, var_33_arg_1=0, var_34=1, var_34_arg_0=1, var_34_arg_1=1, var_35=0, var_35_arg_0=255, var_35_arg_1=1, var_38=1, var_39=255, var_39_arg_0=0, var_40_arg_0=1, var_40_arg_1=255, var_62=2, var_70=4, var_72=5, var_7=0] [L194] SORT_1 var_40 = var_40_arg_0 & var_40_arg_1; [L195] EXPR var_40 & mask_SORT_1 VAL [init_26_arg_1=0, init_32_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_9_arg_1=0, mask_SORT_10=7, mask_SORT_148=4294967295, mask_SORT_18=3, mask_SORT_1=1, mask_SORT_3=31, mask_SORT_5=4095, mask_SORT_84=15, msb_SORT_10=4, msb_SORT_148=2147483648, msb_SORT_18=2, msb_SORT_1=1, msb_SORT_3=16, msb_SORT_5=2048, msb_SORT_84=8, state_25=0, state_31=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_8=0, var_100=7, var_105=6, var_11=0, var_11_arg_0=0, var_12=3, var_13=0, var_13_arg_0=0, var_13_arg_1=3, var_14=0, var_14_arg_0=0, var_150=0, var_15=1, var_165=2, var_16=0, var_16_arg_0=0, var_16_arg_1=1, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_187=31, var_19=0, var_19_arg_0=0, var_20=0, var_20_arg_0=0, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_22_arg_0=0, var_22_arg_1=1, var_23=255, var_23_arg_0=0, var_24=0, var_27=0, var_27_arg_0=0, var_28=0, var_29=1, var_29_arg_0=0, var_29_arg_1=0, var_30=0, var_33=1, var_33_arg_0=0, var_33_arg_1=0, var_34=1, var_34_arg_0=1, var_34_arg_1=1, var_35=0, var_35_arg_0=255, var_35_arg_1=1, var_38=1, var_39=255, var_39_arg_0=0, var_40=1, var_40_arg_0=1, var_40_arg_1=255, var_62=2, var_70=4, var_72=5, var_7=0] [L195] var_40 = var_40 & mask_SORT_1 [L196] SORT_1 bad_41_arg_0 = var_40; [L197] CALL __VERIFIER_assert(!(bad_41_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, 414 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.2s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6210 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6210 mSDsluCounter, 17955 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14587 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 396 IncrementalHoareTripleChecker+Invalid, 403 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 3368 mSDtfsCounter, 396 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 51 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=430occurred in iteration=4, InterpolantAutomatonStates: 42, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 1523 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.8s InterpolantComputationTime, 269 NumberOfCodeBlocks, 269 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 210 ConstructedInterpolants, 0 QuantifiedInterpolants, 583 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 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 [2023-11-29 02:12:56,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ad777bd82b2fbfc07486a835bf99ca2e475906af4a3b134d048b1c18acbc93b4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 02:12:58,437 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 02:12:58,506 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2023-11-29 02:12:58,512 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 02:12:58,513 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 02:12:58,540 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 02:12:58,541 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 02:12:58,541 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 02:12:58,542 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 02:12:58,543 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 02:12:58,543 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 02:12:58,544 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 02:12:58,545 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 02:12:58,545 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 02:12:58,546 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 02:12:58,546 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 02:12:58,547 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 02:12:58,547 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 02:12:58,548 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 02:12:58,548 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 02:12:58,549 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 02:12:58,549 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 02:12:58,550 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 02:12:58,550 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 02:12:58,551 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 02:12:58,551 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 02:12:58,552 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 02:12:58,552 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 02:12:58,552 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 02:12:58,553 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 02:12:58,553 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:12:58,554 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 02:12:58,554 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 02:12:58,555 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 02:12:58,555 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 02:12:58,555 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 02:12:58,555 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 02:12:58,556 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 02:12:58,556 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 02:12:58,556 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 02:12:58,556 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 02:12:58,557 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 02:12:58,557 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_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad777bd82b2fbfc07486a835bf99ca2e475906af4a3b134d048b1c18acbc93b4 [2023-11-29 02:12:58,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 02:12:58,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 02:12:58,876 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 02:12:58,877 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 02:12:58,878 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 02:12:58,879 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c [2023-11-29 02:13:01,656 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 02:13:01,915 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 02:13:01,916 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c [2023-11-29 02:13:01,931 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/data/148851243/20ba2aca7efd490293f294ce34dce2a1/FLAG31f7d7ad1 [2023-11-29 02:13:01,943 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/data/148851243/20ba2aca7efd490293f294ce34dce2a1 [2023-11-29 02:13:01,945 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 02:13:01,947 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 02:13:01,948 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 02:13:01,948 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 02:13:01,952 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 02:13:01,953 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:13:01" (1/1) ... [2023-11-29 02:13:01,954 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5eb3c92f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:13:01, skipping insertion in model container [2023-11-29 02:13:01,954 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 02:13:01" (1/1) ... [2023-11-29 02:13:02,008 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 02:13:02,166 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_ae471218-0717-4122-b47b-c0ff5279bf21/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c[1259,1272] [2023-11-29 02:13:02,350 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:13:02,361 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 02:13:02,373 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_ae471218-0717-4122-b47b-c0ff5279bf21/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_vsaR_p11.c[1259,1272] [2023-11-29 02:13:02,447 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 02:13:02,462 INFO L206 MainTranslator]: Completed translation [2023-11-29 02:13:02,463 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:13:02 WrapperNode [2023-11-29 02:13:02,463 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 02:13:02,464 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 02:13:02,464 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 02:13:02,464 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 02:13:02,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:13:02" (1/1) ... [2023-11-29 02:13:02,499 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:13:02" (1/1) ... [2023-11-29 02:13:02,575 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1093 [2023-11-29 02:13:02,575 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 02:13:02,576 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 02:13:02,576 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 02:13:02,576 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 02:13:02,588 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:13:02" (1/1) ... [2023-11-29 02:13:02,588 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:13:02" (1/1) ... [2023-11-29 02:13:02,599 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:13:02" (1/1) ... [2023-11-29 02:13:02,630 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 02:13:02,631 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:13:02" (1/1) ... [2023-11-29 02:13:02,631 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:13:02" (1/1) ... [2023-11-29 02:13:02,662 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:13:02" (1/1) ... [2023-11-29 02:13:02,667 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:13:02" (1/1) ... [2023-11-29 02:13:02,673 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:13:02" (1/1) ... [2023-11-29 02:13:02,681 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:13:02" (1/1) ... [2023-11-29 02:13:02,693 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 02:13:02,694 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 02:13:02,694 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 02:13:02,695 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 02:13:02,695 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:13:02" (1/1) ... [2023-11-29 02:13:02,701 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 02:13:02,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 02:13:02,724 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 02:13:02,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 02:13:02,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 02:13:02,759 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 02:13:02,759 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 02:13:02,759 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 02:13:02,990 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 02:13:02,992 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 02:13:04,370 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 02:13:04,441 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 02:13:04,441 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 02:13:04,442 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:13:04 BoogieIcfgContainer [2023-11-29 02:13:04,442 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 02:13:04,444 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 02:13:04,445 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 02:13:04,448 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 02:13:04,448 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 02:13:01" (1/3) ... [2023-11-29 02:13:04,449 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ec6aad5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:13:04, skipping insertion in model container [2023-11-29 02:13:04,449 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 02:13:02" (2/3) ... [2023-11-29 02:13:04,449 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ec6aad5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 02:13:04, skipping insertion in model container [2023-11-29 02:13:04,449 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 02:13:04" (3/3) ... [2023-11-29 02:13:04,451 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_vsaR_p11.c [2023-11-29 02:13:04,469 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 02:13:04,469 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 02:13:04,513 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 02:13:04,520 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=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@301e2164, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 02:13:04,520 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 02:13:04,524 INFO L276 IsEmpty]: Start isEmpty. Operand has 8 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:13:04,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-29 02:13:04,530 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:13:04,530 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-11-29 02:13:04,531 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:13:04,536 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:13:04,536 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-11-29 02:13:04,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:13:04,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1244526562] [2023-11-29 02:13:04,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:13:04,549 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 [2023-11-29 02:13:04,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:13:04,568 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 02:13:04,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 02:13:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:13:04,846 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-29 02:13:04,853 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:13:05,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:13:05,014 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 02:13:05,015 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 02:13:05,015 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1244526562] [2023-11-29 02:13:05,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1244526562] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 02:13:05,016 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 02:13:05,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 02:13:05,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [881996543] [2023-11-29 02:13:05,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 02:13:05,023 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 02:13:05,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 02:13:05,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 02:13:05,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 02:13:05,050 INFO L87 Difference]: Start difference. First operand has 8 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:13:05,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:13:05,276 INFO L93 Difference]: Finished difference Result 16 states and 24 transitions. [2023-11-29 02:13:05,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 02:13:05,278 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2023-11-29 02:13:05,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:13:05,285 INFO L225 Difference]: With dead ends: 16 [2023-11-29 02:13:05,285 INFO L226 Difference]: Without dead ends: 9 [2023-11-29 02:13:05,288 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 02:13:05,291 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 3 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 02:13:05,293 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 6 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 02:13:05,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2023-11-29 02:13:05,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2023-11-29 02:13:05,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:13:05,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2023-11-29 02:13:05,340 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 4 [2023-11-29 02:13:05,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:13:05,341 INFO L495 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2023-11-29 02:13:05,341 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:13:05,341 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2023-11-29 02:13:05,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-29 02:13:05,342 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:13:05,342 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2023-11-29 02:13:05,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 02:13:05,545 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 02:13:05,546 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:13:05,546 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:13:05,547 INFO L85 PathProgramCache]: Analyzing trace with hash -1393329571, now seen corresponding path program 1 times [2023-11-29 02:13:05,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:13:05,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1850088363] [2023-11-29 02:13:05,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 02:13:05,550 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 [2023-11-29 02:13:05,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:13:05,551 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 02:13:05,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 02:13:06,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 02:13:06,715 INFO L262 TraceCheckSpWp]: Trace formula consists of 960 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-29 02:13:06,728 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:13:06,962 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:13:06,962 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:13:07,399 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:13:07,399 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 02:13:07,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1850088363] [2023-11-29 02:13:07,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1850088363] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:13:07,400 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:13:07,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 7 [2023-11-29 02:13:07,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4197104] [2023-11-29 02:13:07,400 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:13:07,401 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 02:13:07,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 02:13:07,402 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 02:13:07,402 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-11-29 02:13:07,403 INFO L87 Difference]: Start difference. First operand 8 states and 8 transitions. Second operand has 8 states, 8 states have (on average 1.625) internal successors, (13), 7 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) [2023-11-29 02:13:07,673 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:13:07,673 INFO L93 Difference]: Finished difference Result 14 states and 14 transitions. [2023-11-29 02:13:07,674 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 02:13:07,674 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.625) internal successors, (13), 7 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) Word has length 7 [2023-11-29 02:13:07,674 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:13:07,675 INFO L225 Difference]: With dead ends: 14 [2023-11-29 02:13:07,675 INFO L226 Difference]: Without dead ends: 12 [2023-11-29 02:13:07,675 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-29 02:13:07,676 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 6 mSDsluCounter, 9 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 02:13:07,677 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 11 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 02:13:07,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2023-11-29 02:13:07,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 11. [2023-11-29 02:13:07,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 02:13:07,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-29 02:13:07,681 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 7 [2023-11-29 02:13:07,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:13:07,681 INFO L495 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions. [2023-11-29 02:13:07,682 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.625) internal successors, (13), 7 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) [2023-11-29 02:13:07,682 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-29 02:13:07,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-29 02:13:07,685 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:13:07,686 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1] [2023-11-29 02:13:07,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/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)] Ended with exit code 0 [2023-11-29 02:13:07,888 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 02:13:07,888 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:13:07,889 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:13:07,889 INFO L85 PathProgramCache]: Analyzing trace with hash -2112524529, now seen corresponding path program 2 times [2023-11-29 02:13:07,892 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:13:07,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [697900353] [2023-11-29 02:13:07,892 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 02:13:07,893 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 [2023-11-29 02:13:07,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:13:07,894 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 02:13:07,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 02:13:11,172 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-29 02:13:11,173 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 02:13:11,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 1804 conjuncts, 46 conjunts are in the unsatisfiable core [2023-11-29 02:13:11,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:13:11,509 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:13:11,509 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:13:16,908 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:13:16,908 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 02:13:16,908 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [697900353] [2023-11-29 02:13:16,908 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [697900353] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 02:13:16,909 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 02:13:16,909 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2023-11-29 02:13:16,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357391056] [2023-11-29 02:13:16,909 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 02:13:16,910 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 02:13:16,910 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 02:13:16,910 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 02:13:16,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=63, Unknown=1, NotChecked=0, Total=90 [2023-11-29 02:13:16,911 INFO L87 Difference]: Start difference. First operand 11 states and 11 transitions. Second operand has 10 states, 10 states have (on average 1.9) internal successors, (19), 9 states have internal predecessors, (19), 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) [2023-11-29 02:13:17,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 02:13:17,753 INFO L93 Difference]: Finished difference Result 20 states and 21 transitions. [2023-11-29 02:13:17,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 02:13:17,754 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.9) internal successors, (19), 9 states have internal predecessors, (19), 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 10 [2023-11-29 02:13:17,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 02:13:17,754 INFO L225 Difference]: With dead ends: 20 [2023-11-29 02:13:17,754 INFO L226 Difference]: Without dead ends: 18 [2023-11-29 02:13:17,755 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=67, Invalid=142, Unknown=1, NotChecked=0, Total=210 [2023-11-29 02:13:17,756 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 14 mSDsluCounter, 10 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 12 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 02:13:17,756 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 12 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 02:13:17,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2023-11-29 02:13:17,759 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 17. [2023-11-29 02:13:17,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17 states, 16 states have (on average 1.0625) internal successors, (17), 16 states have internal predecessors, (17), 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) [2023-11-29 02:13:17,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17 states to 17 states and 17 transitions. [2023-11-29 02:13:17,760 INFO L78 Accepts]: Start accepts. Automaton has 17 states and 17 transitions. Word has length 10 [2023-11-29 02:13:17,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 02:13:17,761 INFO L495 AbstractCegarLoop]: Abstraction has 17 states and 17 transitions. [2023-11-29 02:13:17,761 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.9) internal successors, (19), 9 states have internal predecessors, (19), 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) [2023-11-29 02:13:17,761 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 17 transitions. [2023-11-29 02:13:17,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-29 02:13:17,761 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 02:13:17,762 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 1, 1, 1] [2023-11-29 02:13:17,777 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/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)] Ended with exit code 0 [2023-11-29 02:13:17,962 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/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 [2023-11-29 02:13:17,962 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 02:13:17,963 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 02:13:17,963 INFO L85 PathProgramCache]: Analyzing trace with hash -310375345, now seen corresponding path program 3 times [2023-11-29 02:13:17,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 02:13:17,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1854890145] [2023-11-29 02:13:17,966 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-29 02:13:17,966 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 [2023-11-29 02:13:17,966 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 02:13:17,967 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/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) [2023-11-29 02:13:17,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae471218-0717-4122-b47b-c0ff5279bf21/bin/uautomizer-verify-BQ2R08f2Ya/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 (5)] Waiting until timeout for monitored process [2023-11-29 02:13:26,927 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2023-11-29 02:13:26,927 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 02:13:26,997 INFO L262 TraceCheckSpWp]: Trace formula consists of 3492 conjuncts, 458 conjunts are in the unsatisfiable core [2023-11-29 02:13:27,024 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 02:13:38,826 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 02:13:38,826 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 02:14:32,048 WARN L293 SmtUtils]: Spent 27.12s on a formula simplification. DAG size of input: 591 DAG size of output: 585 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 02:15:29,339 WARN L293 SmtUtils]: Spent 6.66s on a formula simplification that was a NOOP. DAG size: 586 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-11-29 02:26:28,252 WARN L293 SmtUtils]: Spent 7.14s on a formula simplification that was a NOOP. DAG size: 1516 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)