./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_FIFO.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/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_0c9a513c-7004-409e-9a61-89e6c106add1/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_FIFO.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/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_0c9a513c-7004-409e-9a61-89e6c106add1/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 56f86b4cab001f7d30235f7e21f0d2866e7fb9bade2974e05f17edebfb7e1bb0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-28 23:34:11,198 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-28 23:34:11,279 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-28 23:34:11,284 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-28 23:34:11,285 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-28 23:34:11,310 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-28 23:34:11,310 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-28 23:34:11,311 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-28 23:34:11,312 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-28 23:34:11,312 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-28 23:34:11,313 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-28 23:34:11,313 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-28 23:34:11,314 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-28 23:34:11,314 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-28 23:34:11,315 INFO L153 SettingsManager]: * Use SBE=true [2023-11-28 23:34:11,316 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-28 23:34:11,316 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-28 23:34:11,317 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-28 23:34:11,317 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-28 23:34:11,318 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-28 23:34:11,318 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-28 23:34:11,319 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-28 23:34:11,319 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-28 23:34:11,320 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-28 23:34:11,320 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-28 23:34:11,321 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-28 23:34:11,321 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-28 23:34:11,322 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-28 23:34:11,322 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 23:34:11,323 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-28 23:34:11,323 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-28 23:34:11,323 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-28 23:34:11,324 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-28 23:34:11,324 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-28 23:34:11,324 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-28 23:34:11,324 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-28 23:34:11,324 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-28 23:34:11,325 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-28 23:34:11,325 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-28 23:34:11,325 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_0c9a513c-7004-409e-9a61-89e6c106add1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56f86b4cab001f7d30235f7e21f0d2866e7fb9bade2974e05f17edebfb7e1bb0 [2023-11-28 23:34:11,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-28 23:34:11,557 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-28 23:34:11,559 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-28 23:34:11,560 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-28 23:34:11,561 INFO L274 PluginConnector]: CDTParser initialized [2023-11-28 23:34:11,561 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_FIFO.c [2023-11-28 23:34:14,322 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-28 23:34:14,586 INFO L384 CDTParser]: Found 1 translation units. [2023-11-28 23:34:14,586 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_FIFO.c [2023-11-28 23:34:14,599 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/bin/uautomizer-verify-BQ2R08f2Ya/data/d1bb0251e/2a40da4625d94b189b5887f7032accee/FLAG6a4805df9 [2023-11-28 23:34:14,613 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/bin/uautomizer-verify-BQ2R08f2Ya/data/d1bb0251e/2a40da4625d94b189b5887f7032accee [2023-11-28 23:34:14,616 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-28 23:34:14,617 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-28 23:34:14,618 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-28 23:34:14,618 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-28 23:34:14,623 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-28 23:34:14,624 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:34:14" (1/1) ... [2023-11-28 23:34:14,625 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2322788c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:14, skipping insertion in model container [2023-11-28 23:34:14,625 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:34:14" (1/1) ... [2023-11-28 23:34:14,679 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-28 23:34:14,842 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_0c9a513c-7004-409e-9a61-89e6c106add1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_FIFO.c[1246,1259] [2023-11-28 23:34:15,016 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:34:15,026 INFO L202 MainTranslator]: Completed pre-run [2023-11-28 23:34:15,037 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_0c9a513c-7004-409e-9a61-89e6c106add1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_FIFO.c[1246,1259] [2023-11-28 23:34:15,112 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:34:15,126 INFO L206 MainTranslator]: Completed translation [2023-11-28 23:34:15,127 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:15 WrapperNode [2023-11-28 23:34:15,127 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-28 23:34:15,128 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-28 23:34:15,128 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-28 23:34:15,128 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-28 23:34:15,135 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:15" (1/1) ... [2023-11-28 23:34:15,170 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:15" (1/1) ... [2023-11-28 23:34:15,402 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2200 [2023-11-28 23:34:15,403 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-28 23:34:15,403 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-28 23:34:15,403 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-28 23:34:15,404 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-28 23:34:15,415 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:15" (1/1) ... [2023-11-28 23:34:15,415 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:15" (1/1) ... [2023-11-28 23:34:15,444 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:15" (1/1) ... [2023-11-28 23:34:15,486 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]. [2023-11-28 23:34:15,486 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:15" (1/1) ... [2023-11-28 23:34:15,487 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:15" (1/1) ... [2023-11-28 23:34:15,528 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:15" (1/1) ... [2023-11-28 23:34:15,543 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:15" (1/1) ... [2023-11-28 23:34:15,553 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:15" (1/1) ... [2023-11-28 23:34:15,564 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:15" (1/1) ... [2023-11-28 23:34:15,584 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-28 23:34:15,585 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-28 23:34:15,620 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-28 23:34:15,620 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-28 23:34:15,621 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:15" (1/1) ... [2023-11-28 23:34:15,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 23:34:15,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:34:15,658 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-28 23:34:15,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-28 23:34:15,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-28 23:34:15,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-28 23:34:15,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-28 23:34:15,697 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-28 23:34:15,913 INFO L241 CfgBuilder]: Building ICFG [2023-11-28 23:34:15,915 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-28 23:34:17,496 INFO L282 CfgBuilder]: Performing block encoding [2023-11-28 23:34:17,558 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-28 23:34:17,558 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-28 23:34:17,559 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:34:17 BoogieIcfgContainer [2023-11-28 23:34:17,559 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-28 23:34:17,562 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-28 23:34:17,562 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-28 23:34:17,565 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-28 23:34:17,565 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:34:14" (1/3) ... [2023-11-28 23:34:17,566 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11e04e10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:34:17, skipping insertion in model container [2023-11-28 23:34:17,566 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:15" (2/3) ... [2023-11-28 23:34:17,567 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11e04e10 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:34:17, skipping insertion in model container [2023-11-28 23:34:17,567 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:34:17" (3/3) ... [2023-11-28 23:34:17,568 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.h_FIFO.c [2023-11-28 23:34:17,586 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-28 23:34:17,586 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-28 23:34:17,642 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-28 23:34:17,649 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;@4ffeabe2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-28 23:34:17,649 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-28 23:34:17,655 INFO L276 IsEmpty]: Start isEmpty. Operand has 404 states, 402 states have (on average 1.6666666666666667) internal successors, (670), 403 states have internal predecessors, (670), 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) [2023-11-28 23:34:17,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-28 23:34:17,664 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:34:17,665 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:34:17,666 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:34:17,671 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:34:17,671 INFO L85 PathProgramCache]: Analyzing trace with hash -1798735483, now seen corresponding path program 1 times [2023-11-28 23:34:17,680 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:34:17,680 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201159734] [2023-11-28 23:34:17,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:34:17,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:34:18,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:34:18,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:34:18,780 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:34:18,780 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201159734] [2023-11-28 23:34:18,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201159734] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:34:18,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:34:18,782 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-28 23:34:18,783 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030428186] [2023-11-28 23:34:18,784 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:34:18,788 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-28 23:34:18,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:34:18,817 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-28 23:34:18,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-28 23:34:18,821 INFO L87 Difference]: Start difference. First operand has 404 states, 402 states have (on average 1.6666666666666667) internal successors, (670), 403 states have internal predecessors, (670), 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 17.0) internal successors, (68), 3 states have internal predecessors, (68), 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) [2023-11-28 23:34:18,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:34:18,947 INFO L93 Difference]: Finished difference Result 806 states and 1341 transitions. [2023-11-28 23:34:18,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-28 23:34:18,950 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 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 68 [2023-11-28 23:34:18,950 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:34:18,963 INFO L225 Difference]: With dead ends: 806 [2023-11-28 23:34:18,963 INFO L226 Difference]: Without dead ends: 448 [2023-11-28 23:34:18,967 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 [2023-11-28 23:34:18,971 INFO L413 NwaCegarLoop]: 729 mSDtfsCounter, 1190 mSDsluCounter, 149 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1190 SdHoareTripleChecker+Valid, 878 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-28 23:34:18,971 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1190 Valid, 878 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-28 23:34:18,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 448 states. [2023-11-28 23:34:19,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 448 to 402. [2023-11-28 23:34:19,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 402 states, 401 states have (on average 1.655860349127182) internal successors, (664), 401 states have internal predecessors, (664), 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) [2023-11-28 23:34:19,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 664 transitions. [2023-11-28 23:34:19,031 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 664 transitions. Word has length 68 [2023-11-28 23:34:19,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:34:19,032 INFO L495 AbstractCegarLoop]: Abstraction has 402 states and 664 transitions. [2023-11-28 23:34:19,033 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 3 states have internal predecessors, (68), 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) [2023-11-28 23:34:19,033 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 664 transitions. [2023-11-28 23:34:19,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-28 23:34:19,036 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:34:19,036 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:34:19,036 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-28 23:34:19,037 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:34:19,037 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:34:19,037 INFO L85 PathProgramCache]: Analyzing trace with hash 1788482707, now seen corresponding path program 1 times [2023-11-28 23:34:19,038 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:34:19,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645057039] [2023-11-28 23:34:19,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:34:19,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:34:19,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:34:19,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:34:19,475 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:34:19,475 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645057039] [2023-11-28 23:34:19,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645057039] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:34:19,476 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:34:19,476 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-28 23:34:19,476 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2078249903] [2023-11-28 23:34:19,476 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:34:19,478 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-28 23:34:19,478 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:34:19,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-28 23:34:19,479 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-28 23:34:19,479 INFO L87 Difference]: Start difference. First operand 402 states and 664 transitions. Second operand has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 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) [2023-11-28 23:34:19,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:34:19,519 INFO L93 Difference]: Finished difference Result 406 states and 668 transitions. [2023-11-28 23:34:19,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-28 23:34:19,519 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 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 69 [2023-11-28 23:34:19,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:34:19,523 INFO L225 Difference]: With dead ends: 406 [2023-11-28 23:34:19,523 INFO L226 Difference]: Without dead ends: 404 [2023-11-28 23:34:19,524 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 [2023-11-28 23:34:19,525 INFO L413 NwaCegarLoop]: 661 mSDtfsCounter, 1 mSDsluCounter, 1317 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 1978 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 [2023-11-28 23:34:19,525 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 1978 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-28 23:34:19,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 404 states. [2023-11-28 23:34:19,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 404 to 404. [2023-11-28 23:34:19,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 404 states, 403 states have (on average 1.652605459057072) internal successors, (666), 403 states have internal predecessors, (666), 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) [2023-11-28 23:34:19,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 404 states and 666 transitions. [2023-11-28 23:34:19,546 INFO L78 Accepts]: Start accepts. Automaton has 404 states and 666 transitions. Word has length 69 [2023-11-28 23:34:19,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:34:19,546 INFO L495 AbstractCegarLoop]: Abstraction has 404 states and 666 transitions. [2023-11-28 23:34:19,547 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.25) internal successors, (69), 4 states have internal predecessors, (69), 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) [2023-11-28 23:34:19,547 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 666 transitions. [2023-11-28 23:34:19,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-28 23:34:19,548 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:34:19,548 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:34:19,549 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-28 23:34:19,549 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:34:19,549 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:34:19,550 INFO L85 PathProgramCache]: Analyzing trace with hash -389885599, now seen corresponding path program 1 times [2023-11-28 23:34:19,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:34:19,550 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2036798797] [2023-11-28 23:34:19,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:34:19,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:34:19,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:34:20,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:34:20,467 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:34:20,467 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2036798797] [2023-11-28 23:34:20,467 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2036798797] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:34:20,467 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:34:20,467 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-28 23:34:20,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1736754039] [2023-11-28 23:34:20,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:34:20,468 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-28 23:34:20,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:34:20,469 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-28 23:34:20,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-28 23:34:20,469 INFO L87 Difference]: Start difference. First operand 404 states and 666 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 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) [2023-11-28 23:34:20,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:34:20,694 INFO L93 Difference]: Finished difference Result 1124 states and 1852 transitions. [2023-11-28 23:34:20,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-28 23:34:20,695 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 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 70 [2023-11-28 23:34:20,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:34:20,700 INFO L225 Difference]: With dead ends: 1124 [2023-11-28 23:34:20,700 INFO L226 Difference]: Without dead ends: 766 [2023-11-28 23:34:20,702 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-28 23:34:20,703 INFO L413 NwaCegarLoop]: 647 mSDtfsCounter, 2397 mSDsluCounter, 1290 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2397 SdHoareTripleChecker+Valid, 1937 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:34:20,703 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2397 Valid, 1937 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-28 23:34:20,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 766 states. [2023-11-28 23:34:20,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 766 to 409. [2023-11-28 23:34:20,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 409 states, 408 states have (on average 1.6495098039215685) internal successors, (673), 408 states have internal predecessors, (673), 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) [2023-11-28 23:34:20,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 409 states and 673 transitions. [2023-11-28 23:34:20,720 INFO L78 Accepts]: Start accepts. Automaton has 409 states and 673 transitions. Word has length 70 [2023-11-28 23:34:20,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:34:20,721 INFO L495 AbstractCegarLoop]: Abstraction has 409 states and 673 transitions. [2023-11-28 23:34:20,721 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 4 states have internal predecessors, (70), 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) [2023-11-28 23:34:20,721 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 673 transitions. [2023-11-28 23:34:20,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-28 23:34:20,723 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:34:20,723 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:34:20,723 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-28 23:34:20,724 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:34:20,724 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:34:20,724 INFO L85 PathProgramCache]: Analyzing trace with hash -1324040763, now seen corresponding path program 1 times [2023-11-28 23:34:20,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:34:20,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1263940559] [2023-11-28 23:34:20,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:34:20,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:34:20,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:34:21,206 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:34:21,206 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:34:21,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1263940559] [2023-11-28 23:34:21,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1263940559] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:34:21,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:34:21,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-28 23:34:21,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [551900597] [2023-11-28 23:34:21,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:34:21,207 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-28 23:34:21,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:34:21,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-28 23:34:21,208 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-28 23:34:21,209 INFO L87 Difference]: Start difference. First operand 409 states and 673 transitions. Second operand has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 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) [2023-11-28 23:34:21,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:34:21,994 INFO L93 Difference]: Finished difference Result 1752 states and 2858 transitions. [2023-11-28 23:34:21,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-28 23:34:21,995 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 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 71 [2023-11-28 23:34:21,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:34:22,000 INFO L225 Difference]: With dead ends: 1752 [2023-11-28 23:34:22,000 INFO L226 Difference]: Without dead ends: 769 [2023-11-28 23:34:22,002 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=56, Invalid=126, Unknown=0, NotChecked=0, Total=182 [2023-11-28 23:34:22,003 INFO L413 NwaCegarLoop]: 620 mSDtfsCounter, 3986 mSDsluCounter, 2345 mSDsCounter, 0 mSdLazyCounter, 400 mSolverCounterSat, 83 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3986 SdHoareTripleChecker+Valid, 2965 SdHoareTripleChecker+Invalid, 483 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 83 IncrementalHoareTripleChecker+Valid, 400 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-28 23:34:22,004 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3986 Valid, 2965 Invalid, 483 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [83 Valid, 400 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-28 23:34:22,005 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 769 states. [2023-11-28 23:34:22,017 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 769 to 411. [2023-11-28 23:34:22,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 411 states, 410 states have (on average 1.646341463414634) internal successors, (675), 410 states have internal predecessors, (675), 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) [2023-11-28 23:34:22,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 411 states and 675 transitions. [2023-11-28 23:34:22,020 INFO L78 Accepts]: Start accepts. Automaton has 411 states and 675 transitions. Word has length 71 [2023-11-28 23:34:22,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:34:22,021 INFO L495 AbstractCegarLoop]: Abstraction has 411 states and 675 transitions. [2023-11-28 23:34:22,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.142857142857142) internal successors, (71), 7 states have internal predecessors, (71), 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) [2023-11-28 23:34:22,021 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 675 transitions. [2023-11-28 23:34:22,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-28 23:34:22,022 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:34:22,023 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:34:22,023 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-28 23:34:22,023 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:34:22,024 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:34:22,024 INFO L85 PathProgramCache]: Analyzing trace with hash -1718407549, now seen corresponding path program 1 times [2023-11-28 23:34:22,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:34:22,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [630217940] [2023-11-28 23:34:22,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:34:22,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:34:22,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:34:23,402 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:34:23,402 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:34:23,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [630217940] [2023-11-28 23:34:23,403 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [630217940] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:34:23,403 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:34:23,403 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-28 23:34:23,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158084523] [2023-11-28 23:34:23,404 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:34:23,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-28 23:34:23,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:34:23,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-28 23:34:23,405 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2023-11-28 23:34:23,405 INFO L87 Difference]: Start difference. First operand 411 states and 675 transitions. Second operand has 8 states, 8 states have (on average 8.875) internal successors, (71), 7 states have internal predecessors, (71), 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) [2023-11-28 23:34:23,789 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:34:23,789 INFO L93 Difference]: Finished difference Result 1844 states and 3030 transitions. [2023-11-28 23:34:23,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-28 23:34:23,790 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 7 states have internal predecessors, (71), 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 71 [2023-11-28 23:34:23,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:34:23,799 INFO L225 Difference]: With dead ends: 1844 [2023-11-28 23:34:23,799 INFO L226 Difference]: Without dead ends: 1484 [2023-11-28 23:34:23,800 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2023-11-28 23:34:23,801 INFO L413 NwaCegarLoop]: 1218 mSDtfsCounter, 4142 mSDsluCounter, 4207 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4142 SdHoareTripleChecker+Valid, 5425 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-28 23:34:23,802 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4142 Valid, 5425 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-28 23:34:23,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1484 states. [2023-11-28 23:34:23,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1484 to 418. [2023-11-28 23:34:23,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 418 states, 417 states have (on average 1.6402877697841727) internal successors, (684), 417 states have internal predecessors, (684), 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) [2023-11-28 23:34:23,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 418 states and 684 transitions. [2023-11-28 23:34:23,825 INFO L78 Accepts]: Start accepts. Automaton has 418 states and 684 transitions. Word has length 71 [2023-11-28 23:34:23,825 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:34:23,825 INFO L495 AbstractCegarLoop]: Abstraction has 418 states and 684 transitions. [2023-11-28 23:34:23,825 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 7 states have internal predecessors, (71), 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) [2023-11-28 23:34:23,826 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 684 transitions. [2023-11-28 23:34:23,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-28 23:34:23,827 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:34:23,827 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:34:23,827 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-28 23:34:23,828 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:34:23,828 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:34:23,828 INFO L85 PathProgramCache]: Analyzing trace with hash 1254601721, now seen corresponding path program 1 times [2023-11-28 23:34:23,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:34:23,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [615134816] [2023-11-28 23:34:23,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:34:23,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:34:23,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:34:24,270 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:34:24,270 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:34:24,270 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [615134816] [2023-11-28 23:34:24,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [615134816] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:34:24,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:34:24,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-28 23:34:24,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443786738] [2023-11-28 23:34:24,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:34:24,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-28 23:34:24,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:34:24,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-28 23:34:24,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-28 23:34:24,273 INFO L87 Difference]: Start difference. First operand 418 states and 684 transitions. Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 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) [2023-11-28 23:34:24,425 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:34:24,425 INFO L93 Difference]: Finished difference Result 1135 states and 1864 transitions. [2023-11-28 23:34:24,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-28 23:34:24,426 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 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 72 [2023-11-28 23:34:24,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:34:24,430 INFO L225 Difference]: With dead ends: 1135 [2023-11-28 23:34:24,431 INFO L226 Difference]: Without dead ends: 775 [2023-11-28 23:34:24,432 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2023-11-28 23:34:24,433 INFO L413 NwaCegarLoop]: 657 mSDtfsCounter, 2394 mSDsluCounter, 1953 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2394 SdHoareTripleChecker+Valid, 2610 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:34:24,433 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2394 Valid, 2610 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-28 23:34:24,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 775 states. [2023-11-28 23:34:24,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 775 to 419. [2023-11-28 23:34:24,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 419 states, 418 states have (on average 1.6363636363636365) internal successors, (684), 418 states have internal predecessors, (684), 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) [2023-11-28 23:34:24,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 684 transitions. [2023-11-28 23:34:24,450 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 684 transitions. Word has length 72 [2023-11-28 23:34:24,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:34:24,450 INFO L495 AbstractCegarLoop]: Abstraction has 419 states and 684 transitions. [2023-11-28 23:34:24,450 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 5 states have internal predecessors, (72), 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) [2023-11-28 23:34:24,451 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 684 transitions. [2023-11-28 23:34:24,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-28 23:34:24,451 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:34:24,452 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:34:24,452 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-28 23:34:24,452 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:34:24,453 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:34:24,453 INFO L85 PathProgramCache]: Analyzing trace with hash 1020088087, now seen corresponding path program 1 times [2023-11-28 23:34:24,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:34:24,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218535076] [2023-11-28 23:34:24,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:34:24,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:34:24,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:34:25,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:34:25,075 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:34:25,075 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218535076] [2023-11-28 23:34:25,075 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218535076] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:34:25,075 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:34:25,075 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-28 23:34:25,075 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577806032] [2023-11-28 23:34:25,076 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:34:25,076 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-28 23:34:25,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:34:25,076 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-28 23:34:25,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-11-28 23:34:25,077 INFO L87 Difference]: Start difference. First operand 419 states and 684 transitions. Second operand has 10 states, 10 states have (on average 7.2) internal successors, (72), 9 states have internal predecessors, (72), 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) [2023-11-28 23:34:25,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:34:25,578 INFO L93 Difference]: Finished difference Result 2199 states and 3612 transitions. [2023-11-28 23:34:25,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-28 23:34:25,579 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.2) internal successors, (72), 9 states have internal predecessors, (72), 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 72 [2023-11-28 23:34:25,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:34:25,590 INFO L225 Difference]: With dead ends: 2199 [2023-11-28 23:34:25,590 INFO L226 Difference]: Without dead ends: 1839 [2023-11-28 23:34:25,591 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=100, Invalid=280, Unknown=0, NotChecked=0, Total=380 [2023-11-28 23:34:25,592 INFO L413 NwaCegarLoop]: 1218 mSDtfsCounter, 6377 mSDsluCounter, 6131 mSDsCounter, 0 mSdLazyCounter, 216 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6377 SdHoareTripleChecker+Valid, 7349 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 216 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-28 23:34:25,593 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6377 Valid, 7349 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 216 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-28 23:34:25,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1839 states. [2023-11-28 23:34:25,612 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1839 to 454. [2023-11-28 23:34:25,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 454 states, 453 states have (on average 1.6357615894039734) internal successors, (741), 453 states have internal predecessors, (741), 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) [2023-11-28 23:34:25,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 741 transitions. [2023-11-28 23:34:25,616 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 741 transitions. Word has length 72 [2023-11-28 23:34:25,616 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:34:25,616 INFO L495 AbstractCegarLoop]: Abstraction has 454 states and 741 transitions. [2023-11-28 23:34:25,616 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.2) internal successors, (72), 9 states have internal predecessors, (72), 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) [2023-11-28 23:34:25,616 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 741 transitions. [2023-11-28 23:34:25,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-28 23:34:25,617 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:34:25,617 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:34:25,617 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-28 23:34:25,617 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:34:25,618 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:34:25,618 INFO L85 PathProgramCache]: Analyzing trace with hash 1294847701, now seen corresponding path program 1 times [2023-11-28 23:34:25,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:34:25,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128271262] [2023-11-28 23:34:25,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:34:25,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:34:25,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:34:26,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:34:26,185 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:34:26,185 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128271262] [2023-11-28 23:34:26,186 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2128271262] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:34:26,186 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:34:26,186 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-28 23:34:26,186 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563644544] [2023-11-28 23:34:26,186 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:34:26,186 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-28 23:34:26,187 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:34:26,187 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-28 23:34:26,187 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-28 23:34:26,188 INFO L87 Difference]: Start difference. First operand 454 states and 741 transitions. Second operand has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 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) [2023-11-28 23:34:26,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:34:26,236 INFO L93 Difference]: Finished difference Result 1172 states and 1921 transitions. [2023-11-28 23:34:26,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-28 23:34:26,237 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 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 72 [2023-11-28 23:34:26,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:34:26,243 INFO L225 Difference]: With dead ends: 1172 [2023-11-28 23:34:26,243 INFO L226 Difference]: Without dead ends: 812 [2023-11-28 23:34:26,244 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2023-11-28 23:34:26,245 INFO L413 NwaCegarLoop]: 1208 mSDtfsCounter, 1218 mSDsluCounter, 671 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1218 SdHoareTripleChecker+Valid, 1879 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-28 23:34:26,246 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1218 Valid, 1879 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-28 23:34:26,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 812 states. [2023-11-28 23:34:26,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 812 to 454. [2023-11-28 23:34:26,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 454 states, 453 states have (on average 1.6313465783664458) internal successors, (739), 453 states have internal predecessors, (739), 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) [2023-11-28 23:34:26,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 739 transitions. [2023-11-28 23:34:26,265 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 739 transitions. Word has length 72 [2023-11-28 23:34:26,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:34:26,266 INFO L495 AbstractCegarLoop]: Abstraction has 454 states and 739 transitions. [2023-11-28 23:34:26,266 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.0) internal successors, (72), 4 states have internal predecessors, (72), 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) [2023-11-28 23:34:26,266 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 739 transitions. [2023-11-28 23:34:26,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-28 23:34:26,267 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:34:26,267 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:34:26,267 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-28 23:34:26,267 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:34:26,268 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:34:26,268 INFO L85 PathProgramCache]: Analyzing trace with hash 1914133243, now seen corresponding path program 1 times [2023-11-28 23:34:26,268 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:34:26,268 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [292525486] [2023-11-28 23:34:26,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:34:26,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:34:26,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:34:27,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:34:27,044 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-28 23:34:27,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [292525486] [2023-11-28 23:34:27,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [292525486] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:34:27,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:34:27,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-28 23:34:27,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [162856327] [2023-11-28 23:34:27,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:34:27,046 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-28 23:34:27,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-28 23:34:27,046 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-28 23:34:27,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-28 23:34:27,047 INFO L87 Difference]: Start difference. First operand 454 states and 739 transitions. Second operand has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 6 states have internal predecessors, (72), 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) [2023-11-28 23:34:27,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:34:27,826 INFO L93 Difference]: Finished difference Result 848 states and 1383 transitions. [2023-11-28 23:34:27,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-28 23:34:27,827 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 6 states have internal predecessors, (72), 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 72 [2023-11-28 23:34:27,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:34:27,830 INFO L225 Difference]: With dead ends: 848 [2023-11-28 23:34:27,830 INFO L226 Difference]: Without dead ends: 456 [2023-11-28 23:34:27,831 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2023-11-28 23:34:27,832 INFO L413 NwaCegarLoop]: 488 mSDtfsCounter, 1212 mSDsluCounter, 1530 mSDsCounter, 0 mSdLazyCounter, 730 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1212 SdHoareTripleChecker+Valid, 2018 SdHoareTripleChecker+Invalid, 732 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 730 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2023-11-28 23:34:27,832 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1212 Valid, 2018 Invalid, 732 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 730 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2023-11-28 23:34:27,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 456 states. [2023-11-28 23:34:27,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 456 to 454. [2023-11-28 23:34:27,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 454 states, 453 states have (on average 1.6269315673289184) internal successors, (737), 453 states have internal predecessors, (737), 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) [2023-11-28 23:34:27,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 454 states and 737 transitions. [2023-11-28 23:34:27,844 INFO L78 Accepts]: Start accepts. Automaton has 454 states and 737 transitions. Word has length 72 [2023-11-28 23:34:27,845 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:34:27,845 INFO L495 AbstractCegarLoop]: Abstraction has 454 states and 737 transitions. [2023-11-28 23:34:27,845 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.285714285714286) internal successors, (72), 6 states have internal predecessors, (72), 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) [2023-11-28 23:34:27,845 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 737 transitions. [2023-11-28 23:34:27,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-28 23:34:27,846 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:34:27,846 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:34:27,846 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-28 23:34:27,847 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:34:27,847 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:34:27,847 INFO L85 PathProgramCache]: Analyzing trace with hash -136850755, now seen corresponding path program 1 times [2023-11-28 23:34:27,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-28 23:34:27,847 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557250060] [2023-11-28 23:34:27,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:34:27,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-28 23:34:27,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 23:34:27,931 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-28 23:34:28,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-28 23:34:28,079 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-28 23:34:28,079 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-28 23:34:28,080 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-28 23:34:28,081 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-28 23:34:28,084 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-28 23:34:28,086 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-28 23:34:28,133 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-28 23:34:28,134 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-28 23:34:28,134 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-11-28 23:34:28,134 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated [2023-11-28 23:34:28,135 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet9 could not be translated [2023-11-28 23:34:28,135 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet8 could not be translated [2023-11-28 23:34:28,135 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet10 could not be translated [2023-11-28 23:34:28,135 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet11 could not be translated [2023-11-28 23:34:28,136 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet13 could not be translated [2023-11-28 23:34:28,136 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet12 could not be translated [2023-11-28 23:34:28,137 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet14 could not be translated [2023-11-28 23:34:28,137 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet15 could not be translated [2023-11-28 23:34:28,137 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet17 could not be translated [2023-11-28 23:34:28,138 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet16 could not be translated [2023-11-28 23:34:28,138 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet18 could not be translated [2023-11-28 23:34:28,139 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet19 could not be translated [2023-11-28 23:34:28,139 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet21 could not be translated [2023-11-28 23:34:28,139 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet20 could not be translated [2023-11-28 23:34:28,140 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet23 could not be translated [2023-11-28 23:34:28,141 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet22 could not be translated [2023-11-28 23:34:28,141 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet24 could not be translated [2023-11-28 23:34:28,141 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated [2023-11-28 23:34:28,142 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet26 could not be translated [2023-11-28 23:34:28,143 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated [2023-11-28 23:34:28,143 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet29 could not be translated [2023-11-28 23:34:28,144 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet28 could not be translated [2023-11-28 23:34:28,144 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet31 could not be translated [2023-11-28 23:34:28,145 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet30 could not be translated [2023-11-28 23:34:28,145 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet32 could not be translated [2023-11-28 23:34:28,146 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet33 could not be translated [2023-11-28 23:34:28,148 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet55 could not be translated [2023-11-28 23:34:28,151 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet56 could not be translated [2023-11-28 23:34:28,152 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet57 could not be translated [2023-11-28 23:34:28,154 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet58 could not be translated [2023-11-28 23:34:28,155 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet59 could not be translated [2023-11-28 23:34:28,156 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet60 could not be translated [2023-11-28 23:34:28,157 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet61 could not be translated [2023-11-28 23:34:28,158 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet62 could not be translated [2023-11-28 23:34:28,160 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet63 could not be translated [2023-11-28 23:34:28,160 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet64 could not be translated [2023-11-28 23:34:28,161 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet65 could not be translated [2023-11-28 23:34:28,163 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet66 could not be translated [2023-11-28 23:34:28,164 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet67 could not be translated [2023-11-28 23:34:28,165 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet68 could not be translated [2023-11-28 23:34:28,166 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet69 could not be translated [2023-11-28 23:34:28,167 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet70 could not be translated [2023-11-28 23:34:28,168 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet71 could not be translated [2023-11-28 23:34:28,168 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-28 23:34:28,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 11:34:28 BoogieIcfgContainer [2023-11-28 23:34:28,195 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-28 23:34:28,195 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-28 23:34:28,195 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-28 23:34:28,195 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-28 23:34:28,196 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:34:17" (3/4) ... [2023-11-28 23:34:28,197 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-28 23:34:28,198 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-28 23:34:28,199 INFO L158 Benchmark]: Toolchain (without parser) took 13581.85ms. Allocated memory was 180.4MB in the beginning and 436.2MB in the end (delta: 255.9MB). Free memory was 149.6MB in the beginning and 151.6MB in the end (delta: -2.0MB). Peak memory consumption was 255.8MB. Max. memory is 16.1GB. [2023-11-28 23:34:28,199 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 180.4MB. Free memory is still 141.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-28 23:34:28,199 INFO L158 Benchmark]: CACSL2BoogieTranslator took 508.78ms. Allocated memory is still 180.4MB. Free memory was 149.2MB in the beginning and 111.6MB in the end (delta: 37.6MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-11-28 23:34:28,200 INFO L158 Benchmark]: Boogie Procedure Inliner took 274.97ms. Allocated memory is still 180.4MB. Free memory was 111.6MB in the beginning and 116.1MB in the end (delta: -4.4MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. [2023-11-28 23:34:28,200 INFO L158 Benchmark]: Boogie Preprocessor took 180.90ms. Allocated memory is still 180.4MB. Free memory was 116.1MB in the beginning and 90.9MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-28 23:34:28,200 INFO L158 Benchmark]: RCFGBuilder took 1974.64ms. Allocated memory was 180.4MB in the beginning and 234.9MB in the end (delta: 54.5MB). Free memory was 90.9MB in the beginning and 112.3MB in the end (delta: -21.3MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. [2023-11-28 23:34:28,200 INFO L158 Benchmark]: TraceAbstraction took 10632.81ms. Allocated memory was 234.9MB in the beginning and 436.2MB in the end (delta: 201.3MB). Free memory was 112.3MB in the beginning and 151.6MB in the end (delta: -39.3MB). Peak memory consumption was 162.0MB. Max. memory is 16.1GB. [2023-11-28 23:34:28,201 INFO L158 Benchmark]: Witness Printer took 3.33ms. Allocated memory is still 436.2MB. Free memory is still 151.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-28 23:34:28,202 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 180.4MB. Free memory is still 141.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 508.78ms. Allocated memory is still 180.4MB. Free memory was 149.2MB in the beginning and 111.6MB in the end (delta: 37.6MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 274.97ms. Allocated memory is still 180.4MB. Free memory was 111.6MB in the beginning and 116.1MB in the end (delta: -4.4MB). Peak memory consumption was 38.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 180.90ms. Allocated memory is still 180.4MB. Free memory was 116.1MB in the beginning and 90.9MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1974.64ms. Allocated memory was 180.4MB in the beginning and 234.9MB in the end (delta: 54.5MB). Free memory was 90.9MB in the beginning and 112.3MB in the end (delta: -21.3MB). Peak memory consumption was 57.3MB. Max. memory is 16.1GB. * TraceAbstraction took 10632.81ms. Allocated memory was 234.9MB in the beginning and 436.2MB in the end (delta: 201.3MB). Free memory was 112.3MB in the beginning and 151.6MB in the end (delta: -39.3MB). Peak memory consumption was 162.0MB. Max. memory is 16.1GB. * Witness Printer took 3.33ms. Allocated memory is still 436.2MB. Free memory is still 151.6MB. 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~nondet10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet11 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet13 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet12 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet14 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet15 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~nondet23 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet22 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet24 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet26 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet29 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet31 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet30 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet32 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet33 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 Unfinished Backtranslation: IdentifierExpression #t~nondet60 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet63 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet66 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet69 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet71 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 bitwiseAnd at line 263. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 4); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (4 - 1); [L29] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 1); [L30] const SORT_5 msb_SORT_5 = (SORT_5)1 << (1 - 1); [L32] const SORT_13 mask_SORT_13 = (SORT_13)-1 >> (sizeof(SORT_13) * 8 - 32); [L33] const SORT_13 msb_SORT_13 = (SORT_13)1 << (32 - 1); [L35] const SORT_36 mask_SORT_36 = (SORT_36)-1 >> (sizeof(SORT_36) * 8 - 3); [L36] const SORT_36 msb_SORT_36 = (SORT_36)1 << (3 - 1); [L38] const SORT_206 mask_SORT_206 = (SORT_206)-1 >> (sizeof(SORT_206) * 8 - 2); [L39] const SORT_206 msb_SORT_206 = (SORT_206)1 << (2 - 1); [L41] const SORT_1 var_10 = 0; [L42] const SORT_13 var_15 = 4; [L43] const SORT_5 var_22 = 1; [L44] const SORT_36 var_38 = 1; [L45] const SORT_36 var_43 = 2; [L46] const SORT_36 var_50 = 4; [L47] const SORT_36 var_53 = 3; [L48] const SORT_13 var_81 = 1; [L49] const SORT_13 var_101 = 0; [L50] const SORT_5 var_149 = 0; [L51] const SORT_1 var_186 = 15; [L53] SORT_1 input_2; [L54] SORT_1 input_3; [L55] SORT_1 input_4; [L56] SORT_5 input_6; [L57] SORT_1 input_7; [L58] SORT_5 input_8; [L59] SORT_5 input_9; [L60] SORT_13 input_94; [L61] SORT_1 input_96; [L62] SORT_1 input_107; [L63] SORT_1 input_112; [L64] SORT_1 input_114; [L65] SORT_1 input_129; [L66] SORT_5 input_140; [L67] SORT_5 input_144; [L68] SORT_5 input_147; [L69] SORT_5 input_152; [L70] SORT_5 input_155; [L71] SORT_5 input_158; [L72] SORT_1 input_173; [L73] SORT_1 input_176; [L75] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, var_101=0, var_10=0, var_149=0, var_15=4, var_186=15, var_22=1, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L75] SORT_1 state_11 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L76] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, var_101=0, var_10=0, var_149=0, var_15=4, var_186=15, var_22=1, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L76] SORT_1 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L77] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, var_101=0, var_10=0, var_149=0, var_15=4, var_186=15, var_22=1, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L77] SORT_1 state_19 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L78] EXPR __VERIFIER_nondet_uchar() & mask_SORT_5 VAL [mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, var_101=0, var_10=0, var_149=0, var_15=4, var_186=15, var_22=1, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L78] SORT_5 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L79] EXPR __VERIFIER_nondet_uchar() & mask_SORT_5 VAL [mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=0, var_101=0, var_10=0, var_149=0, var_15=4, var_186=15, var_22=1, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L79] SORT_5 state_28 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L80] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=0, state_28=0, var_101=0, var_10=0, var_149=0, var_15=4, var_186=15, var_22=1, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L80] SORT_1 state_32 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L81] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=0, state_28=0, state_32=0, var_101=0, var_10=0, var_149=0, var_15=4, var_186=15, var_22=1, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L81] SORT_1 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L82] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=0, state_28=0, state_32=0, state_34=0, var_101=0, var_10=0, var_149=0, var_15=4, var_186=15, var_22=1, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L82] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L83] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=0, state_28=0, state_32=0, state_34=0, state_41=0, var_101=0, var_10=0, var_149=0, var_15=4, var_186=15, var_22=1, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L83] SORT_1 state_46 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=0, state_28=0, state_32=0, state_34=0, state_41=0, state_46=0, var_101=0, var_10=0, var_149=0, var_15=4, var_186=15, var_22=1, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L84] SORT_1 state_48 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=0, state_28=0, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, var_101=0, var_10=0, var_149=0, var_15=4, var_186=15, var_22=1, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L85] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=0, state_28=0, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, var_101=0, var_10=0, var_149=0, var_15=4, var_186=15, var_22=1, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L86] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=0, state_28=0, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, var_101=0, var_10=0, var_149=0, var_15=4, var_186=15, var_22=1, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L87] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=0, state_28=0, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, var_101=0, var_10=0, var_149=0, var_15=4, var_186=15, var_22=1, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L88] SORT_1 state_65 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=0, state_28=0, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, var_101=0, var_10=0, var_149=0, var_15=4, var_186=15, var_22=1, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L89] SORT_1 state_70 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L91] SORT_1 init_12_arg_1 = var_10; [L92] state_11 = init_12_arg_1 [L93] SORT_1 init_18_arg_1 = var_10; [L94] state_17 = init_18_arg_1 [L95] SORT_1 init_20_arg_1 = var_10; [L96] state_19 = init_20_arg_1 [L97] SORT_5 init_24_arg_1 = var_22; [L98] state_23 = init_24_arg_1 [L99] SORT_5 init_29_arg_1 = var_22; [L100] state_28 = init_29_arg_1 [L101] SORT_1 init_33_arg_1 = var_10; [L102] state_32 = init_33_arg_1 [L103] SORT_1 init_35_arg_1 = var_10; [L104] state_34 = init_35_arg_1 [L105] SORT_1 init_42_arg_1 = var_10; [L106] state_41 = init_42_arg_1 [L107] SORT_1 init_47_arg_1 = var_10; [L108] state_46 = init_47_arg_1 [L109] SORT_1 init_49_arg_1 = var_10; [L110] state_48 = init_49_arg_1 [L111] SORT_1 init_58_arg_1 = var_10; [L112] state_57 = init_58_arg_1 [L113] SORT_1 init_60_arg_1 = var_10; [L114] state_59 = init_60_arg_1 [L115] SORT_1 init_64_arg_1 = var_10; [L116] state_63 = init_64_arg_1 [L117] SORT_1 init_66_arg_1 = var_10; [L118] state_65 = init_66_arg_1 [L119] SORT_1 init_71_arg_1 = var_10; [L120] state_70 = init_71_arg_1 VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_15=4, var_186=15, var_22=1, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L123] input_2 = __VERIFIER_nondet_uchar() [L124] input_3 = __VERIFIER_nondet_uchar() [L125] input_4 = __VERIFIER_nondet_uchar() [L126] input_6 = __VERIFIER_nondet_uchar() [L127] input_7 = __VERIFIER_nondet_uchar() [L128] input_8 = __VERIFIER_nondet_uchar() [L129] input_9 = __VERIFIER_nondet_uchar() [L130] input_94 = __VERIFIER_nondet_uint() [L131] input_96 = __VERIFIER_nondet_uchar() [L132] input_107 = __VERIFIER_nondet_uchar() [L133] input_112 = __VERIFIER_nondet_uchar() [L134] input_114 = __VERIFIER_nondet_uchar() [L135] input_129 = __VERIFIER_nondet_uchar() [L136] input_140 = __VERIFIER_nondet_uchar() [L137] input_144 = __VERIFIER_nondet_uchar() [L138] input_147 = __VERIFIER_nondet_uchar() [L139] input_152 = __VERIFIER_nondet_uchar() [L140] input_155 = __VERIFIER_nondet_uchar() [L141] input_158 = __VERIFIER_nondet_uchar() [L142] input_173 = __VERIFIER_nondet_uchar() [L143] input_176 = __VERIFIER_nondet_uchar() [L146] SORT_1 var_14_arg_0 = state_11; VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14_arg_0=0, var_15=4, var_186=15, var_22=1, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L147] EXPR var_14_arg_0 & mask_SORT_1 VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14_arg_0=0, var_15=4, var_186=15, var_22=1, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L147] var_14_arg_0 = var_14_arg_0 & mask_SORT_1 [L148] SORT_13 var_14 = var_14_arg_0; [L149] SORT_13 var_16_arg_0 = var_14; [L150] SORT_13 var_16_arg_1 = var_15; [L151] SORT_5 var_16 = var_16_arg_0 == var_16_arg_1; [L152] SORT_1 var_21_arg_0 = state_17; [L153] SORT_1 var_21_arg_1 = state_19; [L154] SORT_5 var_21 = var_21_arg_0 == var_21_arg_1; [L155] SORT_5 var_25_arg_0 = state_23; [L156] SORT_5 var_25 = ~var_25_arg_0; [L157] SORT_5 var_26_arg_0 = var_21; [L158] SORT_5 var_26_arg_1 = var_25; VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26_arg_0=1, var_26_arg_1=254, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L159] EXPR var_26_arg_0 & var_26_arg_1 VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26_arg_0=1, var_26_arg_1=254, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L159] SORT_5 var_26 = var_26_arg_0 & var_26_arg_1; [L160] EXPR var_26 & mask_SORT_5 VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L160] var_26 = var_26 & mask_SORT_5 [L161] SORT_5 var_27_arg_0 = var_16; [L162] SORT_5 var_27_arg_1 = var_26; [L163] SORT_5 var_27 = var_27_arg_0 == var_27_arg_1; [L164] SORT_5 var_30_arg_0 = state_28; [L165] SORT_5 var_30_arg_1 = state_23; [L166] SORT_5 var_30 = var_30_arg_0 == var_30_arg_1; [L167] SORT_5 var_31_arg_0 = var_27; [L168] SORT_5 var_31_arg_1 = var_30; VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31_arg_0=0, var_31_arg_1=1, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L169] EXPR var_31_arg_0 & var_31_arg_1 VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31_arg_0=0, var_31_arg_1=1, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L169] SORT_5 var_31 = var_31_arg_0 & var_31_arg_1; [L170] SORT_1 var_37_arg_0 = state_11; [L171] SORT_36 var_37 = var_37_arg_0 >> 0; VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=0, var_31_arg_0=0, var_31_arg_1=1, var_37=0, var_37_arg_0=0, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L172] EXPR var_37 & mask_SORT_36 VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=0, var_31_arg_0=0, var_31_arg_1=1, var_37=0, var_37_arg_0=0, var_38=1, var_43=2, var_50=4, var_53=3, var_81=1] [L172] var_37 = var_37 & mask_SORT_36 [L173] SORT_36 var_54_arg_0 = var_37; [L174] SORT_36 var_54_arg_1 = var_53; [L175] SORT_5 var_54 = var_54_arg_0 == var_54_arg_1; [L176] SORT_36 var_51_arg_0 = var_37; [L177] SORT_36 var_51_arg_1 = var_50; [L178] SORT_5 var_51 = var_51_arg_0 == var_51_arg_1; [L179] SORT_5 var_55_arg_0 = var_54; [L180] SORT_5 var_55_arg_1 = var_51; VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=0, var_31_arg_0=0, var_31_arg_1=1, var_37=0, var_37_arg_0=0, var_38=1, var_43=2, var_50=4, var_51=0, var_51_arg_0=0, var_51_arg_1=4, var_53=3, var_54=0, var_54_arg_0=0, var_54_arg_1=3, var_55_arg_0=0, var_55_arg_1=0, var_81=1] [L181] EXPR var_55_arg_0 | var_55_arg_1 VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=0, var_31_arg_0=0, var_31_arg_1=1, var_37=0, var_37_arg_0=0, var_38=1, var_43=2, var_50=4, var_51=0, var_51_arg_0=0, var_51_arg_1=4, var_53=3, var_54=0, var_54_arg_0=0, var_54_arg_1=3, var_55_arg_0=0, var_55_arg_1=0, var_81=1] [L181] SORT_5 var_55 = var_55_arg_0 | var_55_arg_1; [L182] EXPR var_55 & mask_SORT_5 VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=0, var_31_arg_0=0, var_31_arg_1=1, var_37=0, var_37_arg_0=0, var_38=1, var_43=2, var_50=4, var_51=0, var_51_arg_0=0, var_51_arg_1=4, var_53=3, var_54=0, var_54_arg_0=0, var_54_arg_1=3, var_55=0, var_55_arg_0=0, var_55_arg_1=0, var_81=1] [L182] var_55 = var_55 & mask_SORT_5 [L183] SORT_5 var_52_arg_0 = var_51; [L184] SORT_1 var_52_arg_1 = state_48; [L185] SORT_1 var_52_arg_2 = state_46; [L186] SORT_1 var_52 = var_52_arg_0 ? var_52_arg_1 : var_52_arg_2; [L187] SORT_36 var_44_arg_0 = var_37; [L188] SORT_36 var_44_arg_1 = var_43; [L189] SORT_5 var_44 = var_44_arg_0 == var_44_arg_1; [L190] SORT_36 var_39_arg_0 = var_37; [L191] SORT_36 var_39_arg_1 = var_38; [L192] SORT_5 var_39 = var_39_arg_0 == var_39_arg_1; [L193] SORT_5 var_40_arg_0 = var_39; [L194] SORT_1 var_40_arg_1 = state_34; [L195] SORT_1 var_40_arg_2 = state_32; [L196] SORT_1 var_40 = var_40_arg_0 ? var_40_arg_1 : var_40_arg_2; [L197] SORT_5 var_45_arg_0 = var_44; [L198] SORT_1 var_45_arg_1 = state_41; [L199] SORT_1 var_45_arg_2 = var_40; [L200] SORT_1 var_45 = var_45_arg_0 ? var_45_arg_1 : var_45_arg_2; [L201] SORT_5 var_56_arg_0 = var_55; [L202] SORT_1 var_56_arg_1 = var_52; [L203] SORT_1 var_56_arg_2 = var_45; [L204] SORT_1 var_56 = var_56_arg_0 ? var_56_arg_1 : var_56_arg_2; VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=0, var_31_arg_0=0, var_31_arg_1=1, var_37=0, var_37_arg_0=0, var_38=1, var_39=0, var_39_arg_0=0, var_39_arg_1=1, var_40=0, var_40_arg_0=0, var_40_arg_1=0, var_40_arg_2=0, var_43=2, var_44=0, var_44_arg_0=0, var_44_arg_1=2, var_45=0, var_45_arg_0=0, var_45_arg_1=0, var_45_arg_2=0, var_50=4, var_51=0, var_51_arg_0=0, var_51_arg_1=4, var_52=0, var_52_arg_0=0, var_52_arg_1=0, var_52_arg_2=0, var_53=3, var_54=0, var_54_arg_0=0, var_54_arg_1=3, var_55=0, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_56_arg_2=0, var_81=1] [L205] EXPR var_56 & mask_SORT_1 VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=0, var_31_arg_0=0, var_31_arg_1=1, var_37=0, var_37_arg_0=0, var_38=1, var_39=0, var_39_arg_0=0, var_39_arg_1=1, var_40=0, var_40_arg_0=0, var_40_arg_1=0, var_40_arg_2=0, var_43=2, var_44=0, var_44_arg_0=0, var_44_arg_1=2, var_45=0, var_45_arg_0=0, var_45_arg_1=0, var_45_arg_2=0, var_50=4, var_51=0, var_51_arg_0=0, var_51_arg_1=4, var_52=0, var_52_arg_0=0, var_52_arg_1=0, var_52_arg_2=0, var_53=3, var_54=0, var_54_arg_0=0, var_54_arg_1=3, var_55=0, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_56_arg_2=0, var_81=1] [L205] var_56 = var_56 & mask_SORT_1 [L206] SORT_1 var_75_arg_0 = state_17; [L207] SORT_5 var_75 = var_75_arg_0 >> 2; VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=0, var_31_arg_0=0, var_31_arg_1=1, var_37=0, var_37_arg_0=0, var_38=1, var_39=0, var_39_arg_0=0, var_39_arg_1=1, var_40=0, var_40_arg_0=0, var_40_arg_1=0, var_40_arg_2=0, var_43=2, var_44=0, var_44_arg_0=0, var_44_arg_1=2, var_45=0, var_45_arg_0=0, var_45_arg_1=0, var_45_arg_2=0, var_50=4, var_51=0, var_51_arg_0=0, var_51_arg_1=4, var_52=0, var_52_arg_0=0, var_52_arg_1=0, var_52_arg_2=0, var_53=3, var_54=0, var_54_arg_0=0, var_54_arg_1=3, var_55=0, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_56_arg_2=0, var_75=0, var_75_arg_0=0, var_81=1] [L208] EXPR var_75 & mask_SORT_5 VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=0, var_31_arg_0=0, var_31_arg_1=1, var_37=0, var_37_arg_0=0, var_38=1, var_39=0, var_39_arg_0=0, var_39_arg_1=1, var_40=0, var_40_arg_0=0, var_40_arg_1=0, var_40_arg_2=0, var_43=2, var_44=0, var_44_arg_0=0, var_44_arg_1=2, var_45=0, var_45_arg_0=0, var_45_arg_1=0, var_45_arg_2=0, var_50=4, var_51=0, var_51_arg_0=0, var_51_arg_1=4, var_52=0, var_52_arg_0=0, var_52_arg_1=0, var_52_arg_2=0, var_53=3, var_54=0, var_54_arg_0=0, var_54_arg_1=3, var_55=0, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_56_arg_2=0, var_75=0, var_75_arg_0=0, var_81=1] [L208] var_75 = var_75 & mask_SORT_5 [L209] SORT_1 var_68_arg_0 = state_17; [L210] SORT_5 var_68 = var_68_arg_0 >> 1; VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=0, var_31_arg_0=0, var_31_arg_1=1, var_37=0, var_37_arg_0=0, var_38=1, var_39=0, var_39_arg_0=0, var_39_arg_1=1, var_40=0, var_40_arg_0=0, var_40_arg_1=0, var_40_arg_2=0, var_43=2, var_44=0, var_44_arg_0=0, var_44_arg_1=2, var_45=0, var_45_arg_0=0, var_45_arg_1=0, var_45_arg_2=0, var_50=4, var_51=0, var_51_arg_0=0, var_51_arg_1=4, var_52=0, var_52_arg_0=0, var_52_arg_1=0, var_52_arg_2=0, var_53=3, var_54=0, var_54_arg_0=0, var_54_arg_1=3, var_55=0, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_56_arg_2=0, var_68=0, var_68_arg_0=0, var_75=0, var_75_arg_0=0, var_81=1] [L211] EXPR var_68 & mask_SORT_5 VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=0, var_31_arg_0=0, var_31_arg_1=1, var_37=0, var_37_arg_0=0, var_38=1, var_39=0, var_39_arg_0=0, var_39_arg_1=1, var_40=0, var_40_arg_0=0, var_40_arg_1=0, var_40_arg_2=0, var_43=2, var_44=0, var_44_arg_0=0, var_44_arg_1=2, var_45=0, var_45_arg_0=0, var_45_arg_1=0, var_45_arg_2=0, var_50=4, var_51=0, var_51_arg_0=0, var_51_arg_1=4, var_52=0, var_52_arg_0=0, var_52_arg_1=0, var_52_arg_2=0, var_53=3, var_54=0, var_54_arg_0=0, var_54_arg_1=3, var_55=0, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_56_arg_2=0, var_68=0, var_68_arg_0=0, var_75=0, var_75_arg_0=0, var_81=1] [L211] var_68 = var_68 & mask_SORT_5 [L212] SORT_1 var_61_arg_0 = state_17; [L213] SORT_5 var_61 = var_61_arg_0 >> 0; VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=0, var_31_arg_0=0, var_31_arg_1=1, var_37=0, var_37_arg_0=0, var_38=1, var_39=0, var_39_arg_0=0, var_39_arg_1=1, var_40=0, var_40_arg_0=0, var_40_arg_1=0, var_40_arg_2=0, var_43=2, var_44=0, var_44_arg_0=0, var_44_arg_1=2, var_45=0, var_45_arg_0=0, var_45_arg_1=0, var_45_arg_2=0, var_50=4, var_51=0, var_51_arg_0=0, var_51_arg_1=4, var_52=0, var_52_arg_0=0, var_52_arg_1=0, var_52_arg_2=0, var_53=3, var_54=0, var_54_arg_0=0, var_54_arg_1=3, var_55=0, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_56_arg_2=0, var_61=0, var_61_arg_0=0, var_68=0, var_68_arg_0=0, var_75=0, var_75_arg_0=0, var_81=1] [L214] EXPR var_61 & mask_SORT_5 VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=0, var_31_arg_0=0, var_31_arg_1=1, var_37=0, var_37_arg_0=0, var_38=1, var_39=0, var_39_arg_0=0, var_39_arg_1=1, var_40=0, var_40_arg_0=0, var_40_arg_1=0, var_40_arg_2=0, var_43=2, var_44=0, var_44_arg_0=0, var_44_arg_1=2, var_45=0, var_45_arg_0=0, var_45_arg_1=0, var_45_arg_2=0, var_50=4, var_51=0, var_51_arg_0=0, var_51_arg_1=4, var_52=0, var_52_arg_0=0, var_52_arg_1=0, var_52_arg_2=0, var_53=3, var_54=0, var_54_arg_0=0, var_54_arg_1=3, var_55=0, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_56_arg_2=0, var_61=0, var_61_arg_0=0, var_68=0, var_68_arg_0=0, var_75=0, var_75_arg_0=0, var_81=1] [L214] var_61 = var_61 & mask_SORT_5 [L215] SORT_5 var_73_arg_0 = var_61; [L216] SORT_1 var_73_arg_1 = input_4; [L217] SORT_1 var_73_arg_2 = input_3; [L218] SORT_1 var_73 = var_73_arg_0 ? var_73_arg_1 : var_73_arg_2; [L219] SORT_5 var_72_arg_0 = var_61; [L220] SORT_1 var_72_arg_1 = input_2; [L221] SORT_1 var_72_arg_2 = state_70; [L222] SORT_1 var_72 = var_72_arg_0 ? var_72_arg_1 : var_72_arg_2; [L223] SORT_5 var_74_arg_0 = var_68; [L224] SORT_1 var_74_arg_1 = var_73; [L225] SORT_1 var_74_arg_2 = var_72; [L226] SORT_1 var_74 = var_74_arg_0 ? var_74_arg_1 : var_74_arg_2; [L227] SORT_5 var_67_arg_0 = var_61; [L228] SORT_1 var_67_arg_1 = state_65; [L229] SORT_1 var_67_arg_2 = state_63; [L230] SORT_1 var_67 = var_67_arg_0 ? var_67_arg_1 : var_67_arg_2; [L231] SORT_5 var_62_arg_0 = var_61; [L232] SORT_1 var_62_arg_1 = state_59; [L233] SORT_1 var_62_arg_2 = state_57; [L234] SORT_1 var_62 = var_62_arg_0 ? var_62_arg_1 : var_62_arg_2; [L235] SORT_5 var_69_arg_0 = var_68; [L236] SORT_1 var_69_arg_1 = var_67; [L237] SORT_1 var_69_arg_2 = var_62; [L238] SORT_1 var_69 = var_69_arg_0 ? var_69_arg_1 : var_69_arg_2; [L239] SORT_5 var_76_arg_0 = var_75; [L240] SORT_1 var_76_arg_1 = var_74; [L241] SORT_1 var_76_arg_2 = var_69; [L242] SORT_1 var_76 = var_76_arg_0 ? var_76_arg_1 : var_76_arg_2; VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, input_2=0, input_3=0, input_4=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=0, var_31_arg_0=0, var_31_arg_1=1, var_37=0, var_37_arg_0=0, var_38=1, var_39=0, var_39_arg_0=0, var_39_arg_1=1, var_40=0, var_40_arg_0=0, var_40_arg_1=0, var_40_arg_2=0, var_43=2, var_44=0, var_44_arg_0=0, var_44_arg_1=2, var_45=0, var_45_arg_0=0, var_45_arg_1=0, var_45_arg_2=0, var_50=4, var_51=0, var_51_arg_0=0, var_51_arg_1=4, var_52=0, var_52_arg_0=0, var_52_arg_1=0, var_52_arg_2=0, var_53=3, var_54=0, var_54_arg_0=0, var_54_arg_1=3, var_55=0, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_56_arg_2=0, var_61=0, var_61_arg_0=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_62_arg_2=0, var_67=0, var_67_arg_0=0, var_67_arg_1=0, var_67_arg_2=0, var_68=0, var_68_arg_0=0, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_69_arg_2=0, var_72=0, var_72_arg_0=0, var_72_arg_1=0, var_72_arg_2=0, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=0, var_74=0, var_74_arg_0=0, var_74_arg_1=0, var_74_arg_2=0, var_75=0, var_75_arg_0=0, var_76=0, var_76_arg_0=0, var_76_arg_1=0, var_76_arg_2=0, var_81=1] [L243] EXPR var_76 & mask_SORT_1 VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, input_2=0, input_3=0, input_4=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=0, var_31_arg_0=0, var_31_arg_1=1, var_37=0, var_37_arg_0=0, var_38=1, var_39=0, var_39_arg_0=0, var_39_arg_1=1, var_40=0, var_40_arg_0=0, var_40_arg_1=0, var_40_arg_2=0, var_43=2, var_44=0, var_44_arg_0=0, var_44_arg_1=2, var_45=0, var_45_arg_0=0, var_45_arg_1=0, var_45_arg_2=0, var_50=4, var_51=0, var_51_arg_0=0, var_51_arg_1=4, var_52=0, var_52_arg_0=0, var_52_arg_1=0, var_52_arg_2=0, var_53=3, var_54=0, var_54_arg_0=0, var_54_arg_1=3, var_55=0, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_56_arg_2=0, var_61=0, var_61_arg_0=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_62_arg_2=0, var_67=0, var_67_arg_0=0, var_67_arg_1=0, var_67_arg_2=0, var_68=0, var_68_arg_0=0, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_69_arg_2=0, var_72=0, var_72_arg_0=0, var_72_arg_1=0, var_72_arg_2=0, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=0, var_74=0, var_74_arg_0=0, var_74_arg_1=0, var_74_arg_2=0, var_75=0, var_75_arg_0=0, var_76=0, var_76_arg_0=0, var_76_arg_1=0, var_76_arg_2=0, var_81=1] [L243] var_76 = var_76 & mask_SORT_1 [L244] SORT_1 var_77_arg_0 = var_56; [L245] SORT_1 var_77_arg_1 = var_76; [L246] SORT_5 var_77 = var_77_arg_0 == var_77_arg_1; [L247] SORT_5 var_78_arg_0 = state_28; [L248] SORT_5 var_78_arg_1 = var_77; VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, input_2=0, input_3=0, input_4=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=0, var_31_arg_0=0, var_31_arg_1=1, var_37=0, var_37_arg_0=0, var_38=1, var_39=0, var_39_arg_0=0, var_39_arg_1=1, var_40=0, var_40_arg_0=0, var_40_arg_1=0, var_40_arg_2=0, var_43=2, var_44=0, var_44_arg_0=0, var_44_arg_1=2, var_45=0, var_45_arg_0=0, var_45_arg_1=0, var_45_arg_2=0, var_50=4, var_51=0, var_51_arg_0=0, var_51_arg_1=4, var_52=0, var_52_arg_0=0, var_52_arg_1=0, var_52_arg_2=0, var_53=3, var_54=0, var_54_arg_0=0, var_54_arg_1=3, var_55=0, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_56_arg_2=0, var_61=0, var_61_arg_0=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_62_arg_2=0, var_67=0, var_67_arg_0=0, var_67_arg_1=0, var_67_arg_2=0, var_68=0, var_68_arg_0=0, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_69_arg_2=0, var_72=0, var_72_arg_0=0, var_72_arg_1=0, var_72_arg_2=0, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=0, var_74=0, var_74_arg_0=0, var_74_arg_1=0, var_74_arg_2=0, var_75=0, var_75_arg_0=0, var_76=0, var_76_arg_0=0, var_76_arg_1=0, var_76_arg_2=0, var_77=1, var_77_arg_0=0, var_77_arg_1=0, var_78_arg_0=1, var_78_arg_1=1, var_81=1] [L249] EXPR var_78_arg_0 | var_78_arg_1 VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, input_2=0, input_3=0, input_4=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=0, var_31_arg_0=0, var_31_arg_1=1, var_37=0, var_37_arg_0=0, var_38=1, var_39=0, var_39_arg_0=0, var_39_arg_1=1, var_40=0, var_40_arg_0=0, var_40_arg_1=0, var_40_arg_2=0, var_43=2, var_44=0, var_44_arg_0=0, var_44_arg_1=2, var_45=0, var_45_arg_0=0, var_45_arg_1=0, var_45_arg_2=0, var_50=4, var_51=0, var_51_arg_0=0, var_51_arg_1=4, var_52=0, var_52_arg_0=0, var_52_arg_1=0, var_52_arg_2=0, var_53=3, var_54=0, var_54_arg_0=0, var_54_arg_1=3, var_55=0, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_56_arg_2=0, var_61=0, var_61_arg_0=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_62_arg_2=0, var_67=0, var_67_arg_0=0, var_67_arg_1=0, var_67_arg_2=0, var_68=0, var_68_arg_0=0, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_69_arg_2=0, var_72=0, var_72_arg_0=0, var_72_arg_1=0, var_72_arg_2=0, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=0, var_74=0, var_74_arg_0=0, var_74_arg_1=0, var_74_arg_2=0, var_75=0, var_75_arg_0=0, var_76=0, var_76_arg_0=0, var_76_arg_1=0, var_76_arg_2=0, var_77=1, var_77_arg_0=0, var_77_arg_1=0, var_78_arg_0=1, var_78_arg_1=1, var_81=1] [L249] SORT_5 var_78 = var_78_arg_0 | var_78_arg_1; [L250] SORT_5 var_79_arg_0 = var_31; [L251] SORT_5 var_79_arg_1 = var_78; VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, input_2=0, input_3=0, input_4=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=0, var_31_arg_0=0, var_31_arg_1=1, var_37=0, var_37_arg_0=0, var_38=1, var_39=0, var_39_arg_0=0, var_39_arg_1=1, var_40=0, var_40_arg_0=0, var_40_arg_1=0, var_40_arg_2=0, var_43=2, var_44=0, var_44_arg_0=0, var_44_arg_1=2, var_45=0, var_45_arg_0=0, var_45_arg_1=0, var_45_arg_2=0, var_50=4, var_51=0, var_51_arg_0=0, var_51_arg_1=4, var_52=0, var_52_arg_0=0, var_52_arg_1=0, var_52_arg_2=0, var_53=3, var_54=0, var_54_arg_0=0, var_54_arg_1=3, var_55=0, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_56_arg_2=0, var_61=0, var_61_arg_0=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_62_arg_2=0, var_67=0, var_67_arg_0=0, var_67_arg_1=0, var_67_arg_2=0, var_68=0, var_68_arg_0=0, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_69_arg_2=0, var_72=0, var_72_arg_0=0, var_72_arg_1=0, var_72_arg_2=0, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=0, var_74=0, var_74_arg_0=0, var_74_arg_1=0, var_74_arg_2=0, var_75=0, var_75_arg_0=0, var_76=0, var_76_arg_0=0, var_76_arg_1=0, var_76_arg_2=0, var_77=1, var_77_arg_0=0, var_77_arg_1=0, var_78=1, var_78_arg_0=1, var_78_arg_1=1, var_79_arg_0=0, var_79_arg_1=1, var_81=1] [L252] EXPR var_79_arg_0 & var_79_arg_1 VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, input_2=0, input_3=0, input_4=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=0, var_31_arg_0=0, var_31_arg_1=1, var_37=0, var_37_arg_0=0, var_38=1, var_39=0, var_39_arg_0=0, var_39_arg_1=1, var_40=0, var_40_arg_0=0, var_40_arg_1=0, var_40_arg_2=0, var_43=2, var_44=0, var_44_arg_0=0, var_44_arg_1=2, var_45=0, var_45_arg_0=0, var_45_arg_1=0, var_45_arg_2=0, var_50=4, var_51=0, var_51_arg_0=0, var_51_arg_1=4, var_52=0, var_52_arg_0=0, var_52_arg_1=0, var_52_arg_2=0, var_53=3, var_54=0, var_54_arg_0=0, var_54_arg_1=3, var_55=0, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_56_arg_2=0, var_61=0, var_61_arg_0=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_62_arg_2=0, var_67=0, var_67_arg_0=0, var_67_arg_1=0, var_67_arg_2=0, var_68=0, var_68_arg_0=0, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_69_arg_2=0, var_72=0, var_72_arg_0=0, var_72_arg_1=0, var_72_arg_2=0, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=0, var_74=0, var_74_arg_0=0, var_74_arg_1=0, var_74_arg_2=0, var_75=0, var_75_arg_0=0, var_76=0, var_76_arg_0=0, var_76_arg_1=0, var_76_arg_2=0, var_77=1, var_77_arg_0=0, var_77_arg_1=0, var_78=1, var_78_arg_0=1, var_78_arg_1=1, var_79_arg_0=0, var_79_arg_1=1, var_81=1] [L252] SORT_5 var_79 = var_79_arg_0 & var_79_arg_1; [L253] SORT_5 var_80_arg_0 = var_79; VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, input_2=0, input_3=0, input_4=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=0, var_31_arg_0=0, var_31_arg_1=1, var_37=0, var_37_arg_0=0, var_38=1, var_39=0, var_39_arg_0=0, var_39_arg_1=1, var_40=0, var_40_arg_0=0, var_40_arg_1=0, var_40_arg_2=0, var_43=2, var_44=0, var_44_arg_0=0, var_44_arg_1=2, var_45=0, var_45_arg_0=0, var_45_arg_1=0, var_45_arg_2=0, var_50=4, var_51=0, var_51_arg_0=0, var_51_arg_1=4, var_52=0, var_52_arg_0=0, var_52_arg_1=0, var_52_arg_2=0, var_53=3, var_54=0, var_54_arg_0=0, var_54_arg_1=3, var_55=0, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_56_arg_2=0, var_61=0, var_61_arg_0=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_62_arg_2=0, var_67=0, var_67_arg_0=0, var_67_arg_1=0, var_67_arg_2=0, var_68=0, var_68_arg_0=0, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_69_arg_2=0, var_72=0, var_72_arg_0=0, var_72_arg_1=0, var_72_arg_2=0, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=0, var_74=0, var_74_arg_0=0, var_74_arg_1=0, var_74_arg_2=0, var_75=0, var_75_arg_0=0, var_76=0, var_76_arg_0=0, var_76_arg_1=0, var_76_arg_2=0, var_77=1, var_77_arg_0=0, var_77_arg_1=0, var_78=1, var_78_arg_0=1, var_78_arg_1=1, var_79=0, var_79_arg_0=0, var_79_arg_1=1, var_80_arg_0=0, var_81=1] [L254] EXPR var_80_arg_0 & mask_SORT_5 VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, input_2=0, input_3=0, input_4=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=0, var_31_arg_0=0, var_31_arg_1=1, var_37=0, var_37_arg_0=0, var_38=1, var_39=0, var_39_arg_0=0, var_39_arg_1=1, var_40=0, var_40_arg_0=0, var_40_arg_1=0, var_40_arg_2=0, var_43=2, var_44=0, var_44_arg_0=0, var_44_arg_1=2, var_45=0, var_45_arg_0=0, var_45_arg_1=0, var_45_arg_2=0, var_50=4, var_51=0, var_51_arg_0=0, var_51_arg_1=4, var_52=0, var_52_arg_0=0, var_52_arg_1=0, var_52_arg_2=0, var_53=3, var_54=0, var_54_arg_0=0, var_54_arg_1=3, var_55=0, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_56_arg_2=0, var_61=0, var_61_arg_0=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_62_arg_2=0, var_67=0, var_67_arg_0=0, var_67_arg_1=0, var_67_arg_2=0, var_68=0, var_68_arg_0=0, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_69_arg_2=0, var_72=0, var_72_arg_0=0, var_72_arg_1=0, var_72_arg_2=0, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=0, var_74=0, var_74_arg_0=0, var_74_arg_1=0, var_74_arg_2=0, var_75=0, var_75_arg_0=0, var_76=0, var_76_arg_0=0, var_76_arg_1=0, var_76_arg_2=0, var_77=1, var_77_arg_0=0, var_77_arg_1=0, var_78=1, var_78_arg_0=1, var_78_arg_1=1, var_79=0, var_79_arg_0=0, var_79_arg_1=1, var_80_arg_0=0, var_81=1] [L254] var_80_arg_0 = var_80_arg_0 & mask_SORT_5 [L255] SORT_13 var_80 = var_80_arg_0; [L256] SORT_13 var_82_arg_0 = var_80; [L257] SORT_13 var_82_arg_1 = var_81; [L258] SORT_5 var_82 = var_82_arg_0 == var_82_arg_1; [L259] SORT_5 var_85_arg_0 = var_82; [L260] SORT_5 var_85 = ~var_85_arg_0; [L261] SORT_5 var_86_arg_0 = var_22; [L262] SORT_5 var_86_arg_1 = var_85; VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, input_2=0, input_3=0, input_4=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=0, var_31_arg_0=0, var_31_arg_1=1, var_37=0, var_37_arg_0=0, var_38=1, var_39=0, var_39_arg_0=0, var_39_arg_1=1, var_40=0, var_40_arg_0=0, var_40_arg_1=0, var_40_arg_2=0, var_43=2, var_44=0, var_44_arg_0=0, var_44_arg_1=2, var_45=0, var_45_arg_0=0, var_45_arg_1=0, var_45_arg_2=0, var_50=4, var_51=0, var_51_arg_0=0, var_51_arg_1=4, var_52=0, var_52_arg_0=0, var_52_arg_1=0, var_52_arg_2=0, var_53=3, var_54=0, var_54_arg_0=0, var_54_arg_1=3, var_55=0, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_56_arg_2=0, var_61=0, var_61_arg_0=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_62_arg_2=0, var_67=0, var_67_arg_0=0, var_67_arg_1=0, var_67_arg_2=0, var_68=0, var_68_arg_0=0, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_69_arg_2=0, var_72=0, var_72_arg_0=0, var_72_arg_1=0, var_72_arg_2=0, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=0, var_74=0, var_74_arg_0=0, var_74_arg_1=0, var_74_arg_2=0, var_75=0, var_75_arg_0=0, var_76=0, var_76_arg_0=0, var_76_arg_1=0, var_76_arg_2=0, var_77=1, var_77_arg_0=0, var_77_arg_1=0, var_78=1, var_78_arg_0=1, var_78_arg_1=1, var_79=0, var_79_arg_0=0, var_79_arg_1=1, var_80=0, var_80_arg_0=0, var_81=1, var_82=0, var_82_arg_0=0, var_82_arg_1=1, var_85=255, var_85_arg_0=0, var_86_arg_0=1, var_86_arg_1=255] [L263] EXPR var_86_arg_0 & var_86_arg_1 VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, input_2=0, input_3=0, input_4=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=0, var_31_arg_0=0, var_31_arg_1=1, var_37=0, var_37_arg_0=0, var_38=1, var_39=0, var_39_arg_0=0, var_39_arg_1=1, var_40=0, var_40_arg_0=0, var_40_arg_1=0, var_40_arg_2=0, var_43=2, var_44=0, var_44_arg_0=0, var_44_arg_1=2, var_45=0, var_45_arg_0=0, var_45_arg_1=0, var_45_arg_2=0, var_50=4, var_51=0, var_51_arg_0=0, var_51_arg_1=4, var_52=0, var_52_arg_0=0, var_52_arg_1=0, var_52_arg_2=0, var_53=3, var_54=0, var_54_arg_0=0, var_54_arg_1=3, var_55=0, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_56_arg_2=0, var_61=0, var_61_arg_0=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_62_arg_2=0, var_67=0, var_67_arg_0=0, var_67_arg_1=0, var_67_arg_2=0, var_68=0, var_68_arg_0=0, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_69_arg_2=0, var_72=0, var_72_arg_0=0, var_72_arg_1=0, var_72_arg_2=0, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=0, var_74=0, var_74_arg_0=0, var_74_arg_1=0, var_74_arg_2=0, var_75=0, var_75_arg_0=0, var_76=0, var_76_arg_0=0, var_76_arg_1=0, var_76_arg_2=0, var_77=1, var_77_arg_0=0, var_77_arg_1=0, var_78=1, var_78_arg_0=1, var_78_arg_1=1, var_79=0, var_79_arg_0=0, var_79_arg_1=1, var_80=0, var_80_arg_0=0, var_81=1, var_82=0, var_82_arg_0=0, var_82_arg_1=1, var_85=255, var_85_arg_0=0, var_86_arg_0=1, var_86_arg_1=255] [L263] SORT_5 var_86 = var_86_arg_0 & var_86_arg_1; [L264] EXPR var_86 & mask_SORT_5 VAL [init_12_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=1, init_29_arg_1=1, init_33_arg_1=0, init_35_arg_1=0, init_42_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_64_arg_1=0, init_66_arg_1=0, init_71_arg_1=0, input_2=0, input_3=0, input_4=0, mask_SORT_13=4294967295, mask_SORT_1=15, mask_SORT_206=3, mask_SORT_36=7, mask_SORT_5=1, msb_SORT_13=2147483648, msb_SORT_1=8, msb_SORT_206=2, msb_SORT_36=4, msb_SORT_5=1, state_11=0, state_17=0, state_19=0, state_23=1, state_28=1, state_32=0, state_34=0, state_41=0, state_46=0, state_48=0, state_57=0, state_59=0, state_63=0, state_65=0, state_70=0, var_101=0, var_10=0, var_149=0, var_14=0, var_14_arg_0=0, var_15=4, var_16=0, var_16_arg_0=0, var_16_arg_1=4, var_186=15, var_21=1, var_21_arg_0=0, var_21_arg_1=0, var_22=1, var_25=254, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=254, var_27=0, var_27_arg_0=0, var_27_arg_1=1, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=0, var_31_arg_0=0, var_31_arg_1=1, var_37=0, var_37_arg_0=0, var_38=1, var_39=0, var_39_arg_0=0, var_39_arg_1=1, var_40=0, var_40_arg_0=0, var_40_arg_1=0, var_40_arg_2=0, var_43=2, var_44=0, var_44_arg_0=0, var_44_arg_1=2, var_45=0, var_45_arg_0=0, var_45_arg_1=0, var_45_arg_2=0, var_50=4, var_51=0, var_51_arg_0=0, var_51_arg_1=4, var_52=0, var_52_arg_0=0, var_52_arg_1=0, var_52_arg_2=0, var_53=3, var_54=0, var_54_arg_0=0, var_54_arg_1=3, var_55=0, var_55_arg_0=0, var_55_arg_1=0, var_56=0, var_56_arg_0=0, var_56_arg_1=0, var_56_arg_2=0, var_61=0, var_61_arg_0=0, var_62=0, var_62_arg_0=0, var_62_arg_1=0, var_62_arg_2=0, var_67=0, var_67_arg_0=0, var_67_arg_1=0, var_67_arg_2=0, var_68=0, var_68_arg_0=0, var_69=0, var_69_arg_0=0, var_69_arg_1=0, var_69_arg_2=0, var_72=0, var_72_arg_0=0, var_72_arg_1=0, var_72_arg_2=0, var_73=0, var_73_arg_0=0, var_73_arg_1=0, var_73_arg_2=0, var_74=0, var_74_arg_0=0, var_74_arg_1=0, var_74_arg_2=0, var_75=0, var_75_arg_0=0, var_76=0, var_76_arg_0=0, var_76_arg_1=0, var_76_arg_2=0, var_77=1, var_77_arg_0=0, var_77_arg_1=0, var_78=1, var_78_arg_0=1, var_78_arg_1=1, var_79=0, var_79_arg_0=0, var_79_arg_1=1, var_80=0, var_80_arg_0=0, var_81=1, var_82=0, var_82_arg_0=0, var_82_arg_1=1, var_85=255, var_85_arg_0=0, var_86=1, var_86_arg_0=1, var_86_arg_1=255] [L264] var_86 = var_86 & mask_SORT_5 [L265] SORT_5 bad_87_arg_0 = var_86; [L266] CALL __VERIFIER_assert(!(bad_87_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, 404 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.5s, OverallIterations: 10, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22917 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22917 mSDsluCounter, 27039 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 19593 mSDsCounter, 88 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1640 IncrementalHoareTripleChecker+Invalid, 1728 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 88 mSolverCounterUnsat, 7446 mSDtfsCounter, 1640 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 87 GetRequests, 16 SyntacticMatches, 1 SemanticMatches, 70 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=454occurred in iteration=7, InterpolantAutomatonStates: 64, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 9 MinimizatonAttempts, 3928 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.0s SatisfiabilityAnalysisTime, 5.5s InterpolantComputationTime, 709 NumberOfCodeBlocks, 709 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 628 ConstructedInterpolants, 0 QuantifiedInterpolants, 2411 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 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 [2023-11-28 23:34:28,237 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/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_0c9a513c-7004-409e-9a61-89e6c106add1/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_FIFO.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/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_0c9a513c-7004-409e-9a61-89e6c106add1/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 56f86b4cab001f7d30235f7e21f0d2866e7fb9bade2974e05f17edebfb7e1bb0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-28 23:34:30,141 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-28 23:34:30,219 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2023-11-28 23:34:30,225 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-28 23:34:30,226 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-28 23:34:30,252 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-28 23:34:30,253 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-28 23:34:30,253 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-28 23:34:30,254 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-28 23:34:30,255 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-28 23:34:30,255 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-28 23:34:30,256 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-28 23:34:30,257 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-28 23:34:30,257 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-28 23:34:30,258 INFO L153 SettingsManager]: * Use SBE=true [2023-11-28 23:34:30,259 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-28 23:34:30,259 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-28 23:34:30,260 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-28 23:34:30,260 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-28 23:34:30,261 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-28 23:34:30,261 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-28 23:34:30,262 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-28 23:34:30,263 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-28 23:34:30,263 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-28 23:34:30,264 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-28 23:34:30,264 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-28 23:34:30,264 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-28 23:34:30,265 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-28 23:34:30,265 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-28 23:34:30,265 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-28 23:34:30,266 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 23:34:30,266 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-28 23:34:30,267 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-28 23:34:30,267 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-28 23:34:30,267 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-28 23:34:30,267 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-28 23:34:30,268 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-28 23:34:30,268 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-28 23:34:30,268 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-28 23:34:30,268 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-28 23:34:30,268 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-28 23:34:30,269 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-28 23:34:30,269 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_0c9a513c-7004-409e-9a61-89e6c106add1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 56f86b4cab001f7d30235f7e21f0d2866e7fb9bade2974e05f17edebfb7e1bb0 [2023-11-28 23:34:30,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-28 23:34:30,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-28 23:34:30,580 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-28 23:34:30,581 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-28 23:34:30,581 INFO L274 PluginConnector]: CDTParser initialized [2023-11-28 23:34:30,583 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_FIFO.c [2023-11-28 23:34:33,373 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-28 23:34:33,598 INFO L384 CDTParser]: Found 1 translation units. [2023-11-28 23:34:33,598 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_FIFO.c [2023-11-28 23:34:33,611 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/bin/uautomizer-verify-BQ2R08f2Ya/data/f29906f11/35f03369f2314c9ba751abc5cf4f163c/FLAGa818c632d [2023-11-28 23:34:33,626 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/bin/uautomizer-verify-BQ2R08f2Ya/data/f29906f11/35f03369f2314c9ba751abc5cf4f163c [2023-11-28 23:34:33,628 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-28 23:34:33,630 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-28 23:34:33,631 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-28 23:34:33,631 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-28 23:34:33,636 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-28 23:34:33,637 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:34:33" (1/1) ... [2023-11-28 23:34:33,638 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2431aae4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:33, skipping insertion in model container [2023-11-28 23:34:33,639 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:34:33" (1/1) ... [2023-11-28 23:34:33,692 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-28 23:34:33,849 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_0c9a513c-7004-409e-9a61-89e6c106add1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_FIFO.c[1246,1259] [2023-11-28 23:34:34,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:34:34,054 INFO L202 MainTranslator]: Completed pre-run [2023-11-28 23:34:34,066 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_0c9a513c-7004-409e-9a61-89e6c106add1/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_FIFO.c[1246,1259] [2023-11-28 23:34:34,138 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-28 23:34:34,153 INFO L206 MainTranslator]: Completed translation [2023-11-28 23:34:34,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:34 WrapperNode [2023-11-28 23:34:34,153 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-28 23:34:34,155 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-28 23:34:34,155 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-28 23:34:34,155 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-28 23:34:34,162 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:34" (1/1) ... [2023-11-28 23:34:34,191 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:34" (1/1) ... [2023-11-28 23:34:34,253 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 880 [2023-11-28 23:34:34,254 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-28 23:34:34,255 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-28 23:34:34,255 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-28 23:34:34,255 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-28 23:34:34,265 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:34" (1/1) ... [2023-11-28 23:34:34,265 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:34" (1/1) ... [2023-11-28 23:34:34,274 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:34" (1/1) ... [2023-11-28 23:34:34,303 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]. [2023-11-28 23:34:34,304 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:34" (1/1) ... [2023-11-28 23:34:34,304 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:34" (1/1) ... [2023-11-28 23:34:34,346 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:34" (1/1) ... [2023-11-28 23:34:34,351 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:34" (1/1) ... [2023-11-28 23:34:34,356 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:34" (1/1) ... [2023-11-28 23:34:34,362 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:34" (1/1) ... [2023-11-28 23:34:34,372 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-28 23:34:34,373 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-28 23:34:34,373 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-28 23:34:34,374 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-28 23:34:34,374 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:34" (1/1) ... [2023-11-28 23:34:34,380 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-28 23:34:34,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-28 23:34:34,412 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-28 23:34:34,432 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-28 23:34:34,457 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-28 23:34:34,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-28 23:34:34,458 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-28 23:34:34,458 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-28 23:34:34,670 INFO L241 CfgBuilder]: Building ICFG [2023-11-28 23:34:34,672 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-28 23:34:35,464 INFO L282 CfgBuilder]: Performing block encoding [2023-11-28 23:34:35,524 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-28 23:34:35,525 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-28 23:34:35,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:34:35 BoogieIcfgContainer [2023-11-28 23:34:35,525 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-28 23:34:35,528 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-28 23:34:35,528 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-28 23:34:35,531 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-28 23:34:35,532 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 11:34:33" (1/3) ... [2023-11-28 23:34:35,548 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a757753 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:34:35, skipping insertion in model container [2023-11-28 23:34:35,548 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:34:34" (2/3) ... [2023-11-28 23:34:35,549 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2a757753 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 11:34:35, skipping insertion in model container [2023-11-28 23:34:35,549 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 11:34:35" (3/3) ... [2023-11-28 23:34:35,550 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.h_FIFO.c [2023-11-28 23:34:35,570 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-28 23:34:35,570 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-28 23:34:35,619 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-28 23:34:35,626 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;@53611c07, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-28 23:34:35,626 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-28 23:34:35,630 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) [2023-11-28 23:34:35,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-28 23:34:35,637 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:34:35,637 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-11-28 23:34:35,638 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:34:35,643 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:34:35,644 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-11-28 23:34:35,658 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-28 23:34:35,658 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [122160994] [2023-11-28 23:34:35,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:34:35,659 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 [2023-11-28 23:34:35,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-28 23:34:35,664 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/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) [2023-11-28 23:34:35,673 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/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 [2023-11-28 23:34:35,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:34:35,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 47 conjunts are in the unsatisfiable core [2023-11-28 23:34:35,982 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:34:36,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:34:36,672 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-28 23:34:36,673 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-28 23:34:36,673 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [122160994] [2023-11-28 23:34:36,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [122160994] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-28 23:34:36,674 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-28 23:34:36,675 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-28 23:34:36,676 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [617519605] [2023-11-28 23:34:36,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-28 23:34:36,681 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-28 23:34:36,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-28 23:34:36,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-28 23:34:36,710 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-28 23:34:36,712 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) [2023-11-28 23:34:36,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-28 23:34:36,916 INFO L93 Difference]: Finished difference Result 16 states and 24 transitions. [2023-11-28 23:34:36,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-28 23:34:36,918 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 [2023-11-28 23:34:36,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-28 23:34:36,926 INFO L225 Difference]: With dead ends: 16 [2023-11-28 23:34:36,926 INFO L226 Difference]: Without dead ends: 9 [2023-11-28 23:34:36,928 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-28 23:34:36,932 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 3 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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, 0.1s IncrementalHoareTripleChecker+Time [2023-11-28 23:34:36,933 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 6 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-28 23:34:36,949 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2023-11-28 23:34:36,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2023-11-28 23:34:36,961 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) [2023-11-28 23:34:36,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2023-11-28 23:34:36,963 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 4 [2023-11-28 23:34:36,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-28 23:34:36,963 INFO L495 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2023-11-28 23:34:36,964 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) [2023-11-28 23:34:36,964 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2023-11-28 23:34:36,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-28 23:34:36,964 INFO L187 NwaCegarLoop]: Found error trace [2023-11-28 23:34:36,964 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2023-11-28 23:34:36,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/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 [2023-11-28 23:34:37,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/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 [2023-11-28 23:34:37,165 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-28 23:34:37,166 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-28 23:34:37,166 INFO L85 PathProgramCache]: Analyzing trace with hash -1393329571, now seen corresponding path program 1 times [2023-11-28 23:34:37,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-28 23:34:37,167 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1867397897] [2023-11-28 23:34:37,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-28 23:34:37,168 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 [2023-11-28 23:34:37,168 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-28 23:34:37,169 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/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) [2023-11-28 23:34:37,170 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0c9a513c-7004-409e-9a61-89e6c106add1/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 [2023-11-28 23:34:37,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-28 23:34:37,852 INFO L262 TraceCheckSpWp]: Trace formula consists of 793 conjuncts, 283 conjunts are in the unsatisfiable core [2023-11-28 23:34:37,873 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-28 23:34:50,562 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-28 23:34:50,562 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-28 23:41:17,815 WARN L293 SmtUtils]: Spent 1.61m on a formula simplification that was a NOOP. DAG size: 625 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)