./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.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_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/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_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/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_21506791-a618-4239-8444-8496871cd766/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 53879bee41b0f6496027fdf2ec25e7e086316c8ce4800f3fb76bfeda7e545810 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 06:45:18,628 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 06:45:18,692 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-29 06:45:18,696 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 06:45:18,697 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 06:45:18,721 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 06:45:18,722 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 06:45:18,722 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 06:45:18,723 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 06:45:18,724 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 06:45:18,724 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 06:45:18,725 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 06:45:18,725 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 06:45:18,726 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 06:45:18,726 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 06:45:18,727 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 06:45:18,727 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 06:45:18,728 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 06:45:18,728 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 06:45:18,729 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 06:45:18,729 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 06:45:18,732 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 06:45:18,732 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 06:45:18,733 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 06:45:18,733 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 06:45:18,734 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 06:45:18,734 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 06:45:18,734 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 06:45:18,735 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:45:18,735 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 06:45:18,736 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 06:45:18,736 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 06:45:18,736 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 06:45:18,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 06:45:18,737 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 06:45:18,737 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 06:45:18,737 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 06:45:18,737 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 06:45:18,737 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 06:45:18,738 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_21506791-a618-4239-8444-8496871cd766/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53879bee41b0f6496027fdf2ec25e7e086316c8ce4800f3fb76bfeda7e545810 [2023-11-29 06:45:18,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 06:45:18,973 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 06:45:18,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 06:45:18,976 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 06:45:18,976 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 06:45:18,977 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c [2023-11-29 06:45:21,688 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 06:45:21,879 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 06:45:21,880 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c [2023-11-29 06:45:21,890 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/data/6caea0487/d4d67a6b0b554adb8371075030c3ae47/FLAG706746461 [2023-11-29 06:45:21,901 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/data/6caea0487/d4d67a6b0b554adb8371075030c3ae47 [2023-11-29 06:45:21,903 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 06:45:21,904 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 06:45:21,905 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 06:45:21,905 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 06:45:21,909 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 06:45:21,910 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:45:21" (1/1) ... [2023-11-29 06:45:21,911 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38fbf843 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:21, skipping insertion in model container [2023-11-29 06:45:21,911 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:45:21" (1/1) ... [2023-11-29 06:45:21,949 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 06:45:22,062 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_21506791-a618-4239-8444-8496871cd766/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c[1249,1262] [2023-11-29 06:45:22,158 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:45:22,169 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 06:45:22,181 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_21506791-a618-4239-8444-8496871cd766/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c[1249,1262] [2023-11-29 06:45:22,225 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:45:22,240 INFO L206 MainTranslator]: Completed translation [2023-11-29 06:45:22,240 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:22 WrapperNode [2023-11-29 06:45:22,240 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 06:45:22,242 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 06:45:22,242 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 06:45:22,242 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 06:45:22,250 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:22" (1/1) ... [2023-11-29 06:45:22,267 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:22" (1/1) ... [2023-11-29 06:45:22,344 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 661 [2023-11-29 06:45:22,345 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 06:45:22,346 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 06:45:22,346 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 06:45:22,346 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 06:45:22,358 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:22" (1/1) ... [2023-11-29 06:45:22,358 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:22" (1/1) ... [2023-11-29 06:45:22,371 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:22" (1/1) ... [2023-11-29 06:45:22,400 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 06:45:22,400 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:22" (1/1) ... [2023-11-29 06:45:22,401 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:22" (1/1) ... [2023-11-29 06:45:22,420 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:22" (1/1) ... [2023-11-29 06:45:22,427 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:22" (1/1) ... [2023-11-29 06:45:22,433 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:22" (1/1) ... [2023-11-29 06:45:22,441 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:22" (1/1) ... [2023-11-29 06:45:22,451 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 06:45:22,452 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 06:45:22,452 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 06:45:22,452 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 06:45:22,453 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:22" (1/1) ... [2023-11-29 06:45:22,459 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:45:22,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:45:22,484 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 06:45:22,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 06:45:22,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 06:45:22,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 06:45:22,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 06:45:22,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 06:45:22,647 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 06:45:22,649 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 06:45:23,282 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 06:45:23,315 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 06:45:23,315 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 06:45:23,316 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:45:23 BoogieIcfgContainer [2023-11-29 06:45:23,316 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 06:45:23,318 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 06:45:23,319 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 06:45:23,322 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 06:45:23,322 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 06:45:21" (1/3) ... [2023-11-29 06:45:23,323 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25d264a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:45:23, skipping insertion in model container [2023-11-29 06:45:23,323 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:22" (2/3) ... [2023-11-29 06:45:23,323 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@25d264a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:45:23, skipping insertion in model container [2023-11-29 06:45:23,324 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:45:23" (3/3) ... [2023-11-29 06:45:23,325 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.eq_sdp_v7.c [2023-11-29 06:45:23,343 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 06:45:23,343 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 06:45:23,395 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 06:45:23,402 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;@7a4952f0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 06:45:23,402 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 06:45:23,407 INFO L276 IsEmpty]: Start isEmpty. Operand has 98 states, 96 states have (on average 1.6666666666666667) internal successors, (160), 97 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:45:23,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-29 06:45:23,416 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:45:23,416 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:45:23,417 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:45:23,422 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:45:23,422 INFO L85 PathProgramCache]: Analyzing trace with hash -1515272049, now seen corresponding path program 1 times [2023-11-29 06:45:23,431 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:45:23,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859176196] [2023-11-29 06:45:23,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:45:23,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:45:23,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:45:24,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:45:24,065 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:45:24,066 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859176196] [2023-11-29 06:45:24,066 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859176196] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:45:24,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:45:24,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 06:45:24,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954184973] [2023-11-29 06:45:24,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:45:24,073 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:45:24,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:45:24,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:45:24,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:45:24,104 INFO L87 Difference]: Start difference. First operand has 98 states, 96 states have (on average 1.6666666666666667) internal successors, (160), 97 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:45:24,156 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:45:24,157 INFO L93 Difference]: Finished difference Result 135 states and 221 transitions. [2023-11-29 06:45:24,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:45:24,159 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 54 [2023-11-29 06:45:24,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:45:24,168 INFO L225 Difference]: With dead ends: 135 [2023-11-29 06:45:24,168 INFO L226 Difference]: Without dead ends: 98 [2023-11-29 06:45:24,171 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:45:24,175 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 1 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 454 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 06:45:24,176 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 454 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 06:45:24,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2023-11-29 06:45:24,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 98. [2023-11-29 06:45:24,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 98 states, 97 states have (on average 1.6288659793814433) internal successors, (158), 97 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:45:24,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 158 transitions. [2023-11-29 06:45:24,210 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 158 transitions. Word has length 54 [2023-11-29 06:45:24,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:45:24,210 INFO L495 AbstractCegarLoop]: Abstraction has 98 states and 158 transitions. [2023-11-29 06:45:24,211 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.5) internal successors, (54), 4 states have internal predecessors, (54), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:45:24,211 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 158 transitions. [2023-11-29 06:45:24,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-29 06:45:24,213 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:45:24,213 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 06:45:24,213 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 06:45:24,214 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:45:24,214 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:45:24,215 INFO L85 PathProgramCache]: Analyzing trace with hash 272931985, now seen corresponding path program 1 times [2023-11-29 06:45:24,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:45:24,215 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1567535209] [2023-11-29 06:45:24,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:45:24,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:45:24,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:45:24,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:45:24,446 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:45:24,447 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1567535209] [2023-11-29 06:45:24,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1567535209] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:45:24,447 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:45:24,448 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-29 06:45:24,448 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1906224828] [2023-11-29 06:45:24,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:45:24,450 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:45:24,450 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:45:24,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:45:24,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:45:24,451 INFO L87 Difference]: Start difference. First operand 98 states and 158 transitions. Second operand has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:45:24,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:45:24,486 INFO L93 Difference]: Finished difference Result 138 states and 219 transitions. [2023-11-29 06:45:24,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:45:24,487 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 55 [2023-11-29 06:45:24,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:45:24,488 INFO L225 Difference]: With dead ends: 138 [2023-11-29 06:45:24,489 INFO L226 Difference]: Without dead ends: 101 [2023-11-29 06:45:24,489 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:45:24,491 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 1 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 452 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 06:45:24,492 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 452 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 06:45:24,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2023-11-29 06:45:24,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 100. [2023-11-29 06:45:24,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 99 states have (on average 1.6161616161616161) internal successors, (160), 99 states have internal predecessors, (160), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:45:24,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 160 transitions. [2023-11-29 06:45:24,502 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 160 transitions. Word has length 55 [2023-11-29 06:45:24,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:45:24,503 INFO L495 AbstractCegarLoop]: Abstraction has 100 states and 160 transitions. [2023-11-29 06:45:24,503 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 13.75) internal successors, (55), 4 states have internal predecessors, (55), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:45:24,504 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 160 transitions. [2023-11-29 06:45:24,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-29 06:45:24,506 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:45:24,506 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] [2023-11-29 06:45:24,506 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 06:45:24,506 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:45:24,507 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:45:24,507 INFO L85 PathProgramCache]: Analyzing trace with hash -339475223, now seen corresponding path program 1 times [2023-11-29 06:45:24,507 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:45:24,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [8131752] [2023-11-29 06:45:24,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:45:24,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:45:24,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:45:24,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:45:24,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 06:45:24,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [8131752] [2023-11-29 06:45:24,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [8131752] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:45:24,780 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:45:24,780 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:45:24,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2100020631] [2023-11-29 06:45:24,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:45:24,781 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:45:24,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 06:45:24,781 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:45:24,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:45:24,782 INFO L87 Difference]: Start difference. First operand 100 states and 160 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:45:24,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:45:24,828 INFO L93 Difference]: Finished difference Result 149 states and 235 transitions. [2023-11-29 06:45:24,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:45:24,828 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 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 56 [2023-11-29 06:45:24,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:45:24,830 INFO L225 Difference]: With dead ends: 149 [2023-11-29 06:45:24,830 INFO L226 Difference]: Without dead ends: 110 [2023-11-29 06:45:24,831 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 06:45:24,832 INFO L413 NwaCegarLoop]: 163 mSDtfsCounter, 160 mSDsluCounter, 115 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 160 SdHoareTripleChecker+Valid, 278 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 [2023-11-29 06:45:24,832 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [160 Valid, 278 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 06:45:24,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 110 states. [2023-11-29 06:45:24,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 110 to 100. [2023-11-29 06:45:24,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 100 states, 99 states have (on average 1.606060606060606) internal successors, (159), 99 states have internal predecessors, (159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:45:24,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 100 states and 159 transitions. [2023-11-29 06:45:24,842 INFO L78 Accepts]: Start accepts. Automaton has 100 states and 159 transitions. Word has length 56 [2023-11-29 06:45:24,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:45:24,842 INFO L495 AbstractCegarLoop]: Abstraction has 100 states and 159 transitions. [2023-11-29 06:45:24,842 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 3 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:45:24,843 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 159 transitions. [2023-11-29 06:45:24,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-29 06:45:24,845 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:45:24,845 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] [2023-11-29 06:45:24,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 06:45:24,845 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:45:24,846 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:45:24,846 INFO L85 PathProgramCache]: Analyzing trace with hash 1435532139, now seen corresponding path program 1 times [2023-11-29 06:45:24,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 06:45:24,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889297790] [2023-11-29 06:45:24,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:45:24,846 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 06:45:24,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 06:45:24,886 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 06:45:24,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 06:45:24,963 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-29 06:45:24,963 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 06:45:24,964 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 06:45:24,966 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 06:45:24,969 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-29 06:45:24,973 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 06:45:25,008 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet5 could not be translated [2023-11-29 06:45:25,009 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet4 could not be translated [2023-11-29 06:45:25,009 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet7 could not be translated [2023-11-29 06:45:25,009 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet6 could not be translated [2023-11-29 06:45:25,010 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet8 could not be translated [2023-11-29 06:45:25,010 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet9 could not be translated [2023-11-29 06:45:25,010 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet10 could not be translated [2023-11-29 06:45:25,011 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet11 could not be translated [2023-11-29 06:45:25,011 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet12 could not be translated [2023-11-29 06:45:25,011 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet13 could not be translated [2023-11-29 06:45:25,012 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet15 could not be translated [2023-11-29 06:45:25,012 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet14 could not be translated [2023-11-29 06:45:25,012 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet17 could not be translated [2023-11-29 06:45:25,012 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet16 could not be translated [2023-11-29 06:45:25,013 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet19 could not be translated [2023-11-29 06:45:25,013 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet18 could not be translated [2023-11-29 06:45:25,014 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet20 could not be translated [2023-11-29 06:45:25,014 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet21 could not be translated [2023-11-29 06:45:25,014 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet23 could not be translated [2023-11-29 06:45:25,014 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet22 could not be translated [2023-11-29 06:45:25,015 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet25 could not be translated [2023-11-29 06:45:25,015 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet24 could not be translated [2023-11-29 06:45:25,016 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated [2023-11-29 06:45:25,016 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet26 could not be translated [2023-11-29 06:45:25,016 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet28 could not be translated [2023-11-29 06:45:25,016 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet29 could not be translated [2023-11-29 06:45:25,017 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet30 could not be translated [2023-11-29 06:45:25,017 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet31 could not be translated [2023-11-29 06:45:25,018 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet32 could not be translated [2023-11-29 06:45:25,018 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet33 could not be translated [2023-11-29 06:45:25,018 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet35 could not be translated [2023-11-29 06:45:25,019 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet34 could not be translated [2023-11-29 06:45:25,019 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet37 could not be translated [2023-11-29 06:45:25,019 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet36 could not be translated [2023-11-29 06:45:25,020 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet39 could not be translated [2023-11-29 06:45:25,020 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet38 could not be translated [2023-11-29 06:45:25,021 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet41 could not be translated [2023-11-29 06:45:25,021 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet40 could not be translated [2023-11-29 06:45:25,021 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet43 could not be translated [2023-11-29 06:45:25,022 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet42 could not be translated [2023-11-29 06:45:25,024 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet50 could not be translated [2023-11-29 06:45:25,025 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet55 could not be translated [2023-11-29 06:45:25,027 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet56 could not be translated [2023-11-29 06:45:25,030 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet57 could not be translated [2023-11-29 06:45:25,031 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet58 could not be translated [2023-11-29 06:45:25,031 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-29 06:45:25,046 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 06:45:25 BoogieIcfgContainer [2023-11-29 06:45:25,046 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 06:45:25,047 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 06:45:25,047 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 06:45:25,047 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 06:45:25,048 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:45:23" (3/4) ... [2023-11-29 06:45:25,050 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-29 06:45:25,051 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 06:45:25,052 INFO L158 Benchmark]: Toolchain (without parser) took 3147.04ms. Allocated memory was 159.4MB in the beginning and 218.1MB in the end (delta: 58.7MB). Free memory was 121.6MB in the beginning and 144.5MB in the end (delta: -22.9MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2023-11-29 06:45:25,052 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 102.8MB. Free memory is still 55.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 06:45:25,052 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.73ms. Allocated memory is still 159.4MB. Free memory was 121.1MB in the beginning and 101.6MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-29 06:45:25,053 INFO L158 Benchmark]: Boogie Procedure Inliner took 103.34ms. Allocated memory is still 159.4MB. Free memory was 101.6MB in the beginning and 89.2MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-29 06:45:25,053 INFO L158 Benchmark]: Boogie Preprocessor took 105.69ms. Allocated memory is still 159.4MB. Free memory was 89.2MB in the beginning and 81.1MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-29 06:45:25,054 INFO L158 Benchmark]: RCFGBuilder took 864.27ms. Allocated memory is still 159.4MB. Free memory was 81.1MB in the beginning and 75.9MB in the end (delta: 5.2MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2023-11-29 06:45:25,054 INFO L158 Benchmark]: TraceAbstraction took 1728.03ms. Allocated memory was 159.4MB in the beginning and 218.1MB in the end (delta: 58.7MB). Free memory was 75.6MB in the beginning and 144.5MB in the end (delta: -68.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 06:45:25,054 INFO L158 Benchmark]: Witness Printer took 3.86ms. Allocated memory is still 218.1MB. Free memory is still 144.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 06:45:25,056 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 102.8MB. Free memory is still 55.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.73ms. Allocated memory is still 159.4MB. Free memory was 121.1MB in the beginning and 101.6MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 103.34ms. Allocated memory is still 159.4MB. Free memory was 101.6MB in the beginning and 89.2MB in the end (delta: 12.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 105.69ms. Allocated memory is still 159.4MB. Free memory was 89.2MB in the beginning and 81.1MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 864.27ms. Allocated memory is still 159.4MB. Free memory was 81.1MB in the beginning and 75.9MB in the end (delta: 5.2MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1728.03ms. Allocated memory was 159.4MB in the beginning and 218.1MB in the end (delta: 58.7MB). Free memory was 75.6MB in the beginning and 144.5MB in the end (delta: -68.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 3.86ms. Allocated memory is still 218.1MB. Free memory is still 144.5MB. 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~nondet5 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet4 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~nondet8 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet9 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~nondet12 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet13 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet15 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet14 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet17 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet16 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet19 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet18 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet20 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet21 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~nondet25 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet24 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet27 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet26 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet28 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet29 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet30 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet31 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~nondet35 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet34 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet37 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet36 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet39 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet38 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet40 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet50 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 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 155. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 8); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (8 - 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_1 var_9 = 0; [L33] const SORT_5 var_22 = 0; [L34] const SORT_5 var_31 = 1; [L35] const SORT_1 var_109 = 1; [L37] SORT_1 input_2; [L38] SORT_1 input_3; [L39] SORT_1 input_4; [L40] SORT_5 input_6; [L41] SORT_5 input_7; [L42] SORT_5 input_8; [L43] SORT_5 input_35; [L44] SORT_5 input_37; [L45] SORT_5 input_39; [L46] SORT_5 input_51; [L48] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, var_109=1, var_22=0, var_31=1, var_9=0] [L48] SORT_1 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L49] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, var_109=1, var_22=0, var_31=1, var_9=0] [L49] SORT_1 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L50] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, var_109=1, var_22=0, var_31=1, var_9=0] [L50] SORT_1 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L51] EXPR __VERIFIER_nondet_uchar() & mask_SORT_5 VAL [mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, var_109=1, var_22=0, var_31=1, var_9=0] [L51] SORT_5 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L52] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, var_109=1, var_22=0, var_31=1, var_9=0] [L52] SORT_1 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L53] EXPR __VERIFIER_nondet_uchar() & mask_SORT_5 VAL [mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, var_109=1, var_22=0, var_31=1, var_9=0] [L53] SORT_5 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L54] EXPR __VERIFIER_nondet_uchar() & mask_SORT_5 VAL [mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, var_109=1, var_22=0, var_31=1, var_9=0] [L54] SORT_5 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L55] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, var_109=1, var_22=0, var_31=1, var_9=0] [L55] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L56] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, var_109=1, var_22=0, var_31=1, var_9=0] [L56] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L57] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, var_109=1, var_22=0, var_31=1, var_9=0] [L57] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L58] EXPR __VERIFIER_nondet_uchar() & mask_SORT_5 VAL [mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, var_109=1, var_22=0, var_31=1, var_9=0] [L58] SORT_5 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L59] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, var_109=1, var_22=0, var_31=1, var_9=0] [L59] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L60] EXPR __VERIFIER_nondet_uchar() & mask_SORT_5 VAL [mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, var_109=1, var_22=0, var_31=1, var_9=0] [L60] SORT_5 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L61] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, var_109=1, var_22=0, var_31=1, var_9=0] [L61] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L62] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, var_109=1, var_22=0, var_31=1, var_9=0] [L62] SORT_1 state_62 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L63] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, var_109=1, var_22=0, var_31=1, var_9=0] [L63] SORT_1 state_64 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L64] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, var_109=1, var_22=0, var_31=1, var_9=0] [L64] SORT_1 state_66 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L65] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, var_109=1, var_22=0, var_31=1, var_9=0] [L65] SORT_1 state_68 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L66] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, var_109=1, var_22=0, var_31=1, var_9=0] [L66] SORT_1 state_70 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L67] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, var_109=1, var_22=0, var_31=1, var_9=0] [L67] SORT_1 state_72 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L69] SORT_1 init_11_arg_1 = var_9; [L70] state_10 = init_11_arg_1 [L71] SORT_1 init_13_arg_1 = var_9; [L72] state_12 = init_13_arg_1 [L73] SORT_1 init_19_arg_1 = var_9; [L74] state_18 = init_19_arg_1 [L75] SORT_5 init_24_arg_1 = var_22; [L76] state_23 = init_24_arg_1 [L77] SORT_1 init_27_arg_1 = var_9; [L78] state_26 = init_27_arg_1 [L79] SORT_5 init_42_arg_1 = var_22; [L80] state_41 = init_42_arg_1 [L81] SORT_5 init_44_arg_1 = var_22; [L82] state_43 = init_44_arg_1 [L83] SORT_1 init_46_arg_1 = var_9; [L84] state_45 = init_46_arg_1 [L85] SORT_1 init_48_arg_1 = var_9; [L86] state_47 = init_48_arg_1 [L87] SORT_1 init_50_arg_1 = var_9; [L88] state_49 = init_50_arg_1 [L89] SORT_5 init_54_arg_1 = var_22; [L90] state_53 = init_54_arg_1 [L91] SORT_1 init_56_arg_1 = var_9; [L92] state_55 = init_56_arg_1 [L93] SORT_5 init_58_arg_1 = var_22; [L94] state_57 = init_58_arg_1 [L95] SORT_1 init_60_arg_1 = var_9; [L96] state_59 = init_60_arg_1 [L97] SORT_1 init_63_arg_1 = var_9; [L98] state_62 = init_63_arg_1 [L99] SORT_1 init_65_arg_1 = var_9; [L100] state_64 = init_65_arg_1 [L101] SORT_1 init_67_arg_1 = var_9; [L102] state_66 = init_67_arg_1 [L103] SORT_1 init_69_arg_1 = var_9; [L104] state_68 = init_69_arg_1 [L105] SORT_1 init_71_arg_1 = var_9; [L106] state_70 = init_71_arg_1 [L107] SORT_1 init_73_arg_1 = var_9; [L108] state_72 = init_73_arg_1 VAL [init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_109=1, var_22=0, var_31=1, var_9=0] [L111] input_2 = __VERIFIER_nondet_uchar() [L112] input_3 = __VERIFIER_nondet_uchar() [L113] input_4 = __VERIFIER_nondet_uchar() [L114] input_6 = __VERIFIER_nondet_uchar() [L115] input_7 = __VERIFIER_nondet_uchar() [L116] input_8 = __VERIFIER_nondet_uchar() [L117] EXPR input_8 & mask_SORT_5 VAL [init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, input_8=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_109=1, var_22=0, var_31=1, var_9=0] [L117] input_8 = input_8 & mask_SORT_5 [L118] input_35 = __VERIFIER_nondet_uchar() [L119] input_37 = __VERIFIER_nondet_uchar() [L120] input_39 = __VERIFIER_nondet_uchar() [L121] input_51 = __VERIFIER_nondet_uchar() [L124] SORT_1 var_16_arg_0 = state_10; [L125] SORT_5 var_16 = var_16_arg_0 >> 0; VAL [init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, input_8=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_109=1, var_16=0, var_16_arg_0=0, var_22=0, var_31=1, var_9=0] [L126] EXPR var_16 & mask_SORT_5 VAL [init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, input_8=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_109=1, var_16=0, var_16_arg_0=0, var_22=0, var_31=1, var_9=0] [L126] var_16 = var_16 & mask_SORT_5 [L127] SORT_1 var_15_arg_0 = state_10; [L128] SORT_1 var_15_arg_1 = state_12; [L129] SORT_1 var_15 = var_15_arg_0 + var_15_arg_1; [L130] SORT_1 var_14_arg_0 = state_10; [L131] SORT_1 var_14_arg_1 = state_12; [L132] SORT_1 var_14 = var_14_arg_0 - var_14_arg_1; [L133] SORT_5 var_17_arg_0 = var_16; [L134] SORT_1 var_17_arg_1 = var_15; [L135] SORT_1 var_17_arg_2 = var_14; [L136] SORT_1 var_17 = var_17_arg_0 ? var_17_arg_1 : var_17_arg_2; [L137] SORT_1 var_21_arg_0 = var_17; [L138] SORT_1 var_21_arg_1 = state_18; [L139] SORT_1 var_21 = var_21_arg_0 + var_21_arg_1; [L140] SORT_1 var_20_arg_0 = var_17; [L141] SORT_1 var_20_arg_1 = state_18; [L142] SORT_1 var_20 = var_20_arg_0 - var_20_arg_1; [L143] SORT_5 var_25_arg_0 = state_23; [L144] SORT_1 var_25_arg_1 = var_21; [L145] SORT_1 var_25_arg_2 = var_20; [L146] SORT_1 var_25 = var_25_arg_0 ? var_25_arg_1 : var_25_arg_2; VAL [init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, input_8=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_109=1, var_14=0, var_14_arg_0=0, var_14_arg_1=0, var_15=0, var_15_arg_0=0, var_15_arg_1=0, var_16=0, var_16_arg_0=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_17_arg_2=0, var_20=0, var_20_arg_0=0, var_20_arg_1=0, var_21=0, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_25=0, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_31=1, var_9=0] [L147] EXPR var_25 & mask_SORT_1 VAL [init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, input_8=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_109=1, var_14=0, var_14_arg_0=0, var_14_arg_1=0, var_15=0, var_15_arg_0=0, var_15_arg_1=0, var_16=0, var_16_arg_0=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_17_arg_2=0, var_20=0, var_20_arg_0=0, var_20_arg_1=0, var_21=0, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_25=0, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_31=1, var_9=0] [L147] var_25 = var_25 & mask_SORT_1 [L148] SORT_1 var_28_arg_0 = var_25; [L149] SORT_1 var_28_arg_1 = state_26; [L150] SORT_5 var_28 = var_28_arg_0 == var_28_arg_1; [L151] SORT_5 var_32_arg_0 = var_28; [L152] SORT_5 var_32 = ~var_32_arg_0; [L153] SORT_5 var_33_arg_0 = var_31; [L154] SORT_5 var_33_arg_1 = var_32; VAL [init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, input_8=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_109=1, var_14=0, var_14_arg_0=0, var_14_arg_1=0, var_15=0, var_15_arg_0=0, var_15_arg_1=0, var_16=0, var_16_arg_0=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_17_arg_2=0, var_20=0, var_20_arg_0=0, var_20_arg_1=0, var_21=0, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_25=0, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_28=1, var_28_arg_0=0, var_28_arg_1=0, var_31=1, var_32=254, var_32_arg_0=1, var_33_arg_0=1, var_33_arg_1=254, var_9=0] [L155] EXPR var_33_arg_0 & var_33_arg_1 VAL [init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, input_8=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_109=1, var_14=0, var_14_arg_0=0, var_14_arg_1=0, var_15=0, var_15_arg_0=0, var_15_arg_1=0, var_16=0, var_16_arg_0=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_17_arg_2=0, var_20=0, var_20_arg_0=0, var_20_arg_1=0, var_21=0, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_25=0, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_28=1, var_28_arg_0=0, var_28_arg_1=0, var_31=1, var_32=254, var_32_arg_0=1, var_33_arg_0=1, var_33_arg_1=254, var_9=0] [L155] SORT_5 var_33 = var_33_arg_0 & var_33_arg_1; [L156] EXPR var_33 & mask_SORT_5 VAL [init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, input_8=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_109=1, var_14=0, var_14_arg_0=0, var_14_arg_1=0, var_15=0, var_15_arg_0=0, var_15_arg_1=0, var_16=0, var_16_arg_0=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_17_arg_2=0, var_20=0, var_20_arg_0=0, var_20_arg_1=0, var_21=0, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_25=0, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_28=1, var_28_arg_0=0, var_28_arg_1=0, var_31=1, var_32=254, var_32_arg_0=1, var_33=1, var_33_arg_0=1, var_33_arg_1=254, var_9=0] [L156] var_33 = var_33 & mask_SORT_5 [L157] SORT_5 bad_34_arg_0 = var_33; [L158] CALL __VERIFIER_assert(!(bad_34_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, 98 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 162 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 162 mSDsluCounter, 1184 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 715 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 36 IncrementalHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 469 mSDtfsCounter, 36 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 13 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=100occurred in iteration=2, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 11 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 221 NumberOfCodeBlocks, 221 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 162 ConstructedInterpolants, 0 QuantifiedInterpolants, 329 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-29 06:45:25,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/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_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/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_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/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_21506791-a618-4239-8444-8496871cd766/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 53879bee41b0f6496027fdf2ec25e7e086316c8ce4800f3fb76bfeda7e545810 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 06:45:27,026 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 06:45:27,090 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2023-11-29 06:45:27,095 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 06:45:27,096 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 06:45:27,122 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 06:45:27,122 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 06:45:27,123 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 06:45:27,124 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 06:45:27,125 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 06:45:27,125 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 06:45:27,126 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 06:45:27,127 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 06:45:27,128 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 06:45:27,128 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 06:45:27,129 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 06:45:27,129 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 06:45:27,130 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 06:45:27,130 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 06:45:27,131 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 06:45:27,131 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 06:45:27,132 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-29 06:45:27,132 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-29 06:45:27,132 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-29 06:45:27,133 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 06:45:27,133 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 06:45:27,133 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 06:45:27,134 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 06:45:27,134 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 06:45:27,135 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 06:45:27,135 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:45:27,136 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 06:45:27,136 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 06:45:27,137 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 06:45:27,137 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-29 06:45:27,137 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-29 06:45:27,137 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 06:45:27,137 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 06:45:27,138 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 06:45:27,138 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 06:45:27,138 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 06:45:27,138 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-29 06:45:27,139 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_21506791-a618-4239-8444-8496871cd766/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 53879bee41b0f6496027fdf2ec25e7e086316c8ce4800f3fb76bfeda7e545810 [2023-11-29 06:45:27,427 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 06:45:27,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 06:45:27,447 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 06:45:27,449 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 06:45:27,449 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 06:45:27,450 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c [2023-11-29 06:45:30,240 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 06:45:30,460 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 06:45:30,461 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c [2023-11-29 06:45:30,475 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/data/07d20128a/11dbded625564cec926c284a45d14299/FLAG2a8ebdef8 [2023-11-29 06:45:30,490 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/data/07d20128a/11dbded625564cec926c284a45d14299 [2023-11-29 06:45:30,492 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 06:45:30,494 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 06:45:30,495 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 06:45:30,495 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 06:45:30,501 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 06:45:30,502 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:45:30" (1/1) ... [2023-11-29 06:45:30,503 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62d63480 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:30, skipping insertion in model container [2023-11-29 06:45:30,503 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 06:45:30" (1/1) ... [2023-11-29 06:45:30,538 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 06:45:30,693 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_21506791-a618-4239-8444-8496871cd766/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c[1249,1262] [2023-11-29 06:45:30,766 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:45:30,780 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 06:45:30,793 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_21506791-a618-4239-8444-8496871cd766/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.eq_sdp_v7.c[1249,1262] [2023-11-29 06:45:30,843 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 06:45:30,859 INFO L206 MainTranslator]: Completed translation [2023-11-29 06:45:30,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:30 WrapperNode [2023-11-29 06:45:30,859 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 06:45:30,860 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 06:45:30,861 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 06:45:30,861 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 06:45:30,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:30" (1/1) ... [2023-11-29 06:45:30,883 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:30" (1/1) ... [2023-11-29 06:45:30,920 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 361 [2023-11-29 06:45:30,920 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 06:45:30,921 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 06:45:30,921 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 06:45:30,921 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 06:45:30,931 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:30" (1/1) ... [2023-11-29 06:45:30,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:30" (1/1) ... [2023-11-29 06:45:30,940 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:30" (1/1) ... [2023-11-29 06:45:30,958 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2023-11-29 06:45:30,958 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:30" (1/1) ... [2023-11-29 06:45:30,958 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:30" (1/1) ... [2023-11-29 06:45:30,978 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:30" (1/1) ... [2023-11-29 06:45:30,982 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:30" (1/1) ... [2023-11-29 06:45:30,984 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:30" (1/1) ... [2023-11-29 06:45:30,987 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:30" (1/1) ... [2023-11-29 06:45:30,993 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 06:45:30,993 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 06:45:30,994 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 06:45:30,994 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 06:45:30,995 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:30" (1/1) ... [2023-11-29 06:45:31,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 06:45:31,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 06:45:31,043 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 06:45:31,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 06:45:31,078 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 06:45:31,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-29 06:45:31,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 06:45:31,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 06:45:31,199 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 06:45:31,202 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 06:45:31,485 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 06:45:31,524 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 06:45:31,525 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-29 06:45:31,525 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:45:31 BoogieIcfgContainer [2023-11-29 06:45:31,525 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 06:45:31,528 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 06:45:31,528 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 06:45:31,531 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 06:45:31,532 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 06:45:30" (1/3) ... [2023-11-29 06:45:31,532 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41d2af1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:45:31, skipping insertion in model container [2023-11-29 06:45:31,532 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 06:45:30" (2/3) ... [2023-11-29 06:45:31,533 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@41d2af1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 06:45:31, skipping insertion in model container [2023-11-29 06:45:31,533 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:45:31" (3/3) ... [2023-11-29 06:45:31,534 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.eq_sdp_v7.c [2023-11-29 06:45:31,553 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 06:45:31,553 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 06:45:31,599 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 06:45:31,606 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;@7eafc971, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 06:45:31,606 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 06:45:31,610 INFO L276 IsEmpty]: Start isEmpty. Operand has 8 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:45:31,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-29 06:45:31,616 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:45:31,617 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1] [2023-11-29 06:45:31,617 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:45:31,622 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:45:31,623 INFO L85 PathProgramCache]: Analyzing trace with hash 1827279, now seen corresponding path program 1 times [2023-11-29 06:45:31,643 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:45:31,644 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1565541735] [2023-11-29 06:45:31,644 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:45:31,645 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 06:45:31,645 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:45:31,646 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 06:45:31,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-29 06:45:31,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:45:31,824 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-29 06:45:31,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:45:32,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:45:32,303 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 06:45:32,304 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:45:32,304 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1565541735] [2023-11-29 06:45:32,305 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1565541735] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 06:45:32,305 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 06:45:32,305 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-11-29 06:45:32,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1114593207] [2023-11-29 06:45:32,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 06:45:32,312 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 06:45:32,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:45:32,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 06:45:32,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-29 06:45:32,341 INFO L87 Difference]: Start difference. First operand has 8 states, 6 states have (on average 1.6666666666666667) internal successors, (10), 7 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:45:32,427 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:45:32,427 INFO L93 Difference]: Finished difference Result 16 states and 24 transitions. [2023-11-29 06:45:32,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 06:45:32,430 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 4 [2023-11-29 06:45:32,430 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:45:32,437 INFO L225 Difference]: With dead ends: 16 [2023-11-29 06:45:32,437 INFO L226 Difference]: Without dead ends: 9 [2023-11-29 06:45:32,439 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-29 06:45:32,443 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 3 mSDsluCounter, 4 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s 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, 0.0s IncrementalHoareTripleChecker+Time [2023-11-29 06:45:32,444 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 6 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-29 06:45:32,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2023-11-29 06:45:32,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 8. [2023-11-29 06:45:32,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8 states, 7 states have (on average 1.1428571428571428) internal successors, (8), 7 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:45:32,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 8 transitions. [2023-11-29 06:45:32,474 INFO L78 Accepts]: Start accepts. Automaton has 8 states and 8 transitions. Word has length 4 [2023-11-29 06:45:32,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:45:32,475 INFO L495 AbstractCegarLoop]: Abstraction has 8 states and 8 transitions. [2023-11-29 06:45:32,475 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.0) internal successors, (4), 3 states have internal predecessors, (4), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:45:32,475 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 8 transitions. [2023-11-29 06:45:32,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-29 06:45:32,475 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:45:32,476 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2023-11-29 06:45:32,479 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-29 06:45:32,676 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 06:45:32,677 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:45:32,677 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:45:32,677 INFO L85 PathProgramCache]: Analyzing trace with hash -1393329571, now seen corresponding path program 1 times [2023-11-29 06:45:32,679 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:45:32,679 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [138954061] [2023-11-29 06:45:32,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 06:45:32,679 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 06:45:32,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:45:32,681 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 06:45:32,682 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-29 06:45:32,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 06:45:32,909 INFO L262 TraceCheckSpWp]: Trace formula consists of 283 conjuncts, 86 conjunts are in the unsatisfiable core [2023-11-29 06:45:32,917 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:45:34,037 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:45:34,037 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 06:45:40,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:45:40,402 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:45:40,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [138954061] [2023-11-29 06:45:40,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [138954061] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 06:45:40,402 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 06:45:40,402 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2023-11-29 06:45:40,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [83563174] [2023-11-29 06:45:40,403 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 06:45:40,404 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-29 06:45:40,404 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:45:40,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-29 06:45:40,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2023-11-29 06:45:40,406 INFO L87 Difference]: Start difference. First operand 8 states and 8 transitions. Second operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:45:40,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:45:40,697 INFO L93 Difference]: Finished difference Result 14 states and 14 transitions. [2023-11-29 06:45:40,697 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 06:45:40,698 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2023-11-29 06:45:40,698 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:45:40,698 INFO L225 Difference]: With dead ends: 14 [2023-11-29 06:45:40,698 INFO L226 Difference]: Without dead ends: 12 [2023-11-29 06:45:40,699 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2023-11-29 06:45:40,701 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 6 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-29 06:45:40,701 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 16 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-29 06:45:40,702 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12 states. [2023-11-29 06:45:40,705 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12 to 11. [2023-11-29 06:45:40,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11 states, 10 states have (on average 1.1) internal successors, (11), 10 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:45:40,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 11 transitions. [2023-11-29 06:45:40,706 INFO L78 Accepts]: Start accepts. Automaton has 11 states and 11 transitions. Word has length 7 [2023-11-29 06:45:40,706 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:45:40,706 INFO L495 AbstractCegarLoop]: Abstraction has 11 states and 11 transitions. [2023-11-29 06:45:40,706 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:45:40,707 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 11 transitions. [2023-11-29 06:45:40,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-29 06:45:40,707 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:45:40,707 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1] [2023-11-29 06:45:40,713 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/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)] Forceful destruction successful, exit code 0 [2023-11-29 06:45:40,908 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 06:45:40,909 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:45:40,909 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:45:40,909 INFO L85 PathProgramCache]: Analyzing trace with hash -2112524529, now seen corresponding path program 2 times [2023-11-29 06:45:40,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:45:40,910 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1652348996] [2023-11-29 06:45:40,910 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 06:45:40,911 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 06:45:40,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:45:40,912 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 06:45:40,913 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-29 06:45:41,164 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-11-29 06:45:41,164 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 06:45:41,172 INFO L262 TraceCheckSpWp]: Trace formula consists of 470 conjuncts, 149 conjunts are in the unsatisfiable core [2023-11-29 06:45:41,180 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 06:45:42,573 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:45:42,573 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-29 06:46:35,786 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 06:46:35,786 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-29 06:46:35,787 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1652348996] [2023-11-29 06:46:35,787 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1652348996] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-29 06:46:35,787 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-29 06:46:35,787 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2023-11-29 06:46:35,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [55044684] [2023-11-29 06:46:35,787 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-29 06:46:35,788 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2023-11-29 06:46:35,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-29 06:46:35,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2023-11-29 06:46:35,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=139, Unknown=6, NotChecked=0, Total=182 [2023-11-29 06:46:35,789 INFO L87 Difference]: Start difference. First operand 11 states and 11 transitions. Second operand has 14 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 13 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:46:36,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 06:46:36,523 INFO L93 Difference]: Finished difference Result 17 states and 17 transitions. [2023-11-29 06:46:36,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 06:46:36,524 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 13 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2023-11-29 06:46:36,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 06:46:36,524 INFO L225 Difference]: With dead ends: 17 [2023-11-29 06:46:36,524 INFO L226 Difference]: Without dead ends: 15 [2023-11-29 06:46:36,525 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47 ImplicationChecksByTransitivity, 33.9s TimeCoverageRelationStatistics Valid=91, Invalid=245, Unknown=6, NotChecked=0, Total=342 [2023-11-29 06:46:36,526 INFO L413 NwaCegarLoop]: 2 mSDtfsCounter, 18 mSDsluCounter, 14 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 06:46:36,527 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 16 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 06:46:36,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2023-11-29 06:46:36,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 14. [2023-11-29 06:46:36,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14 states, 13 states have (on average 1.0769230769230769) internal successors, (14), 13 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:46:36,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 14 transitions. [2023-11-29 06:46:36,532 INFO L78 Accepts]: Start accepts. Automaton has 14 states and 14 transitions. Word has length 10 [2023-11-29 06:46:36,532 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 06:46:36,532 INFO L495 AbstractCegarLoop]: Abstraction has 14 states and 14 transitions. [2023-11-29 06:46:36,532 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 1.3571428571428572) internal successors, (19), 13 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-29 06:46:36,532 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 14 transitions. [2023-11-29 06:46:36,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-29 06:46:36,533 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 06:46:36,533 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1] [2023-11-29 06:46:36,536 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-29 06:46:36,733 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 06:46:36,733 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 06:46:36,734 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 06:46:36,734 INFO L85 PathProgramCache]: Analyzing trace with hash -57678563, now seen corresponding path program 3 times [2023-11-29 06:46:36,735 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-29 06:46:36,735 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1821639922] [2023-11-29 06:46:36,735 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-11-29 06:46:36,736 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 06:46:36,736 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/mathsat [2023-11-29 06:46:36,737 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-29 06:46:36,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-11-29 06:46:37,221 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2023-11-29 06:46:37,221 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2023-11-29 06:46:37,221 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-29 06:46:37,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-29 06:46:37,631 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2023-11-29 06:46:37,631 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-29 06:46:37,632 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-29 06:46:37,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2023-11-29 06:46:37,841 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-29 06:46:37,844 INFO L445 BasicCegarLoop]: Path program histogram: [3, 1] [2023-11-29 06:46:37,846 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-29 06:46:37,903 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-29 06:46:37,904 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-29 06:46:37,904 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-29 06:46:37,904 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-29 06:46:37,939 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 06:46:37 BoogieIcfgContainer [2023-11-29 06:46:37,939 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 06:46:37,940 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 06:46:37,940 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 06:46:37,940 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 06:46:37,941 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 06:45:31" (3/4) ... [2023-11-29 06:46:37,941 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-11-29 06:46:37,967 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-29 06:46:37,968 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-29 06:46:37,968 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-29 06:46:37,968 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2023-11-29 06:46:38,104 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 06:46:38,104 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 06:46:38,105 INFO L158 Benchmark]: Toolchain (without parser) took 67611.34ms. Allocated memory was 104.9MB in the beginning and 427.8MB in the end (delta: 323.0MB). Free memory was 80.4MB in the beginning and 390.4MB in the end (delta: -309.9MB). Peak memory consumption was 265.1MB. Max. memory is 16.1GB. [2023-11-29 06:46:38,105 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 73.4MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 06:46:38,106 INFO L158 Benchmark]: CACSL2BoogieTranslator took 364.51ms. Allocated memory is still 104.9MB. Free memory was 80.2MB in the beginning and 62.5MB in the end (delta: 17.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-29 06:46:38,106 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.05ms. Allocated memory is still 104.9MB. Free memory was 62.5MB in the beginning and 59.4MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 06:46:38,106 INFO L158 Benchmark]: Boogie Preprocessor took 71.69ms. Allocated memory is still 104.9MB. Free memory was 59.4MB in the beginning and 82.2MB in the end (delta: -22.8MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. [2023-11-29 06:46:38,107 INFO L158 Benchmark]: RCFGBuilder took 532.16ms. Allocated memory is still 104.9MB. Free memory was 82.2MB in the beginning and 50.2MB in the end (delta: 32.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-29 06:46:38,107 INFO L158 Benchmark]: TraceAbstraction took 66411.05ms. Allocated memory was 104.9MB in the beginning and 427.8MB in the end (delta: 323.0MB). Free memory was 49.1MB in the beginning and 156.2MB in the end (delta: -107.0MB). Peak memory consumption was 218.0MB. Max. memory is 16.1GB. [2023-11-29 06:46:38,107 INFO L158 Benchmark]: Witness Printer took 164.86ms. Allocated memory is still 427.8MB. Free memory was 156.2MB in the beginning and 390.4MB in the end (delta: -234.2MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2023-11-29 06:46:38,109 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 73.4MB. Free memory is still 50.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 364.51ms. Allocated memory is still 104.9MB. Free memory was 80.2MB in the beginning and 62.5MB in the end (delta: 17.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.05ms. Allocated memory is still 104.9MB. Free memory was 62.5MB in the beginning and 59.4MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.69ms. Allocated memory is still 104.9MB. Free memory was 59.4MB in the beginning and 82.2MB in the end (delta: -22.8MB). Peak memory consumption was 8.7MB. Max. memory is 16.1GB. * RCFGBuilder took 532.16ms. Allocated memory is still 104.9MB. Free memory was 82.2MB in the beginning and 50.2MB in the end (delta: 32.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 66411.05ms. Allocated memory was 104.9MB in the beginning and 427.8MB in the end (delta: 323.0MB). Free memory was 49.1MB in the beginning and 156.2MB in the end (delta: -107.0MB). Peak memory consumption was 218.0MB. Max. memory is 16.1GB. * Witness Printer took 164.86ms. Allocated memory is still 427.8MB. Free memory was 156.2MB in the beginning and 390.4MB in the end (delta: -234.2MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 21]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 8); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (8 - 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_1 var_9 = 0; [L33] const SORT_5 var_22 = 0; [L34] const SORT_5 var_31 = 1; [L35] const SORT_1 var_109 = 1; [L37] SORT_1 input_2; [L38] SORT_1 input_3; [L39] SORT_1 input_4; [L40] SORT_5 input_6; [L41] SORT_5 input_7; [L42] SORT_5 input_8; [L43] SORT_5 input_35; [L44] SORT_5 input_37; [L45] SORT_5 input_39; [L46] SORT_5 input_51; [L48] SORT_1 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L49] SORT_1 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L50] SORT_1 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L51] SORT_5 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L52] SORT_1 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L53] SORT_5 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L54] SORT_5 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L55] SORT_1 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L56] SORT_1 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L57] SORT_1 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L58] SORT_5 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L59] SORT_1 state_55 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L60] SORT_5 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_5; [L61] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L62] SORT_1 state_62 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L63] SORT_1 state_64 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L64] SORT_1 state_66 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L65] SORT_1 state_68 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L66] SORT_1 state_70 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L67] SORT_1 state_72 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L69] SORT_1 init_11_arg_1 = var_9; [L70] state_10 = init_11_arg_1 [L71] SORT_1 init_13_arg_1 = var_9; [L72] state_12 = init_13_arg_1 [L73] SORT_1 init_19_arg_1 = var_9; [L74] state_18 = init_19_arg_1 [L75] SORT_5 init_24_arg_1 = var_22; [L76] state_23 = init_24_arg_1 [L77] SORT_1 init_27_arg_1 = var_9; [L78] state_26 = init_27_arg_1 [L79] SORT_5 init_42_arg_1 = var_22; [L80] state_41 = init_42_arg_1 [L81] SORT_5 init_44_arg_1 = var_22; [L82] state_43 = init_44_arg_1 [L83] SORT_1 init_46_arg_1 = var_9; [L84] state_45 = init_46_arg_1 [L85] SORT_1 init_48_arg_1 = var_9; [L86] state_47 = init_48_arg_1 [L87] SORT_1 init_50_arg_1 = var_9; [L88] state_49 = init_50_arg_1 [L89] SORT_5 init_54_arg_1 = var_22; [L90] state_53 = init_54_arg_1 [L91] SORT_1 init_56_arg_1 = var_9; [L92] state_55 = init_56_arg_1 [L93] SORT_5 init_58_arg_1 = var_22; [L94] state_57 = init_58_arg_1 [L95] SORT_1 init_60_arg_1 = var_9; [L96] state_59 = init_60_arg_1 [L97] SORT_1 init_63_arg_1 = var_9; [L98] state_62 = init_63_arg_1 [L99] SORT_1 init_65_arg_1 = var_9; [L100] state_64 = init_65_arg_1 [L101] SORT_1 init_67_arg_1 = var_9; [L102] state_66 = init_67_arg_1 [L103] SORT_1 init_69_arg_1 = var_9; [L104] state_68 = init_69_arg_1 [L105] SORT_1 init_71_arg_1 = var_9; [L106] state_70 = init_71_arg_1 [L107] SORT_1 init_73_arg_1 = var_9; [L108] state_72 = init_73_arg_1 VAL [init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_109=1, var_22=0, var_31=1, var_9=0] [L111] input_2 = __VERIFIER_nondet_uchar() [L112] input_3 = __VERIFIER_nondet_uchar() [L113] input_4 = __VERIFIER_nondet_uchar() [L114] input_6 = __VERIFIER_nondet_uchar() [L115] input_7 = __VERIFIER_nondet_uchar() [L116] input_8 = __VERIFIER_nondet_uchar() [L117] input_8 = input_8 & mask_SORT_5 [L118] input_35 = __VERIFIER_nondet_uchar() [L119] input_37 = __VERIFIER_nondet_uchar() [L120] input_39 = __VERIFIER_nondet_uchar() [L121] input_51 = __VERIFIER_nondet_uchar() [L124] SORT_1 var_16_arg_0 = state_10; [L125] SORT_5 var_16 = var_16_arg_0 >> 0; [L126] var_16 = var_16 & mask_SORT_5 [L127] SORT_1 var_15_arg_0 = state_10; [L128] SORT_1 var_15_arg_1 = state_12; [L129] SORT_1 var_15 = var_15_arg_0 + var_15_arg_1; [L130] SORT_1 var_14_arg_0 = state_10; [L131] SORT_1 var_14_arg_1 = state_12; [L132] SORT_1 var_14 = var_14_arg_0 - var_14_arg_1; [L133] SORT_5 var_17_arg_0 = var_16; [L134] SORT_1 var_17_arg_1 = var_15; [L135] SORT_1 var_17_arg_2 = var_14; [L136] SORT_1 var_17 = var_17_arg_0 ? var_17_arg_1 : var_17_arg_2; [L137] SORT_1 var_21_arg_0 = var_17; [L138] SORT_1 var_21_arg_1 = state_18; [L139] SORT_1 var_21 = var_21_arg_0 + var_21_arg_1; [L140] SORT_1 var_20_arg_0 = var_17; [L141] SORT_1 var_20_arg_1 = state_18; [L142] SORT_1 var_20 = var_20_arg_0 - var_20_arg_1; [L143] SORT_5 var_25_arg_0 = state_23; [L144] SORT_1 var_25_arg_1 = var_21; [L145] SORT_1 var_25_arg_2 = var_20; [L146] SORT_1 var_25 = var_25_arg_0 ? var_25_arg_1 : var_25_arg_2; [L147] var_25 = var_25 & mask_SORT_1 [L148] SORT_1 var_28_arg_0 = var_25; [L149] SORT_1 var_28_arg_1 = state_26; [L150] SORT_5 var_28 = var_28_arg_0 == var_28_arg_1; [L151] SORT_5 var_32_arg_0 = var_28; [L152] SORT_5 var_32 = ~var_32_arg_0; [L153] SORT_5 var_33_arg_0 = var_31; [L154] SORT_5 var_33_arg_1 = var_32; [L155] SORT_5 var_33 = var_33_arg_0 & var_33_arg_1; [L156] var_33 = var_33 & mask_SORT_5 [L157] SORT_5 bad_34_arg_0 = var_33; [L158] CALL __VERIFIER_assert(!(bad_34_arg_0)) [L21] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L158] RET __VERIFIER_assert(!(bad_34_arg_0)) [L160] SORT_5 var_76_arg_0 = input_8; [L161] SORT_5 var_76_arg_1 = var_31; [L162] SORT_5 var_76 = var_76_arg_0 == var_76_arg_1; [L163] SORT_5 var_77_arg_0 = var_76; [L164] SORT_1 var_77_arg_1 = var_9; [L165] SORT_1 var_77_arg_2 = state_64; [L166] SORT_1 var_77 = var_77_arg_0 ? var_77_arg_1 : var_77_arg_2; [L167] SORT_1 next_78_arg_1 = var_77; [L168] SORT_5 var_79_arg_0 = var_76; [L169] SORT_1 var_79_arg_1 = var_9; [L170] SORT_1 var_79_arg_2 = state_68; [L171] SORT_1 var_79 = var_79_arg_0 ? var_79_arg_1 : var_79_arg_2; [L172] SORT_1 next_80_arg_1 = var_79; [L173] SORT_5 var_81_arg_0 = var_76; [L174] SORT_1 var_81_arg_1 = var_9; [L175] SORT_1 var_81_arg_2 = state_72; [L176] SORT_1 var_81 = var_81_arg_0 ? var_81_arg_1 : var_81_arg_2; [L177] SORT_1 next_82_arg_1 = var_81; [L178] SORT_5 var_83_arg_0 = var_76; [L179] SORT_5 var_83_arg_1 = var_22; [L180] SORT_5 var_83_arg_2 = state_43; [L181] SORT_5 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L182] var_83 = var_83 & mask_SORT_5 [L183] SORT_5 next_84_arg_1 = var_83; [L184] SORT_5 var_88_arg_0 = input_8; [L185] SORT_5 var_88_arg_1 = var_31; [L186] SORT_5 var_88 = var_88_arg_0 == var_88_arg_1; [L187] SORT_1 var_86_arg_0 = state_59; [L188] SORT_1 var_86_arg_1 = state_55; [L189] SORT_1 var_86 = var_86_arg_0 - var_86_arg_1; [L190] SORT_1 var_85_arg_0 = state_59; [L191] SORT_1 var_85_arg_1 = state_55; [L192] SORT_1 var_85 = var_85_arg_0 - var_85_arg_1; [L193] SORT_5 var_87_arg_0 = state_57; [L194] SORT_1 var_87_arg_1 = var_86; [L195] SORT_1 var_87_arg_2 = var_85; [L196] SORT_1 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L197] SORT_5 var_89_arg_0 = var_88; [L198] SORT_1 var_89_arg_1 = var_9; [L199] SORT_1 var_89_arg_2 = var_87; [L200] SORT_1 var_89 = var_89_arg_0 ? var_89_arg_1 : var_89_arg_2; [L201] var_89 = var_89 & mask_SORT_1 [L202] SORT_1 next_90_arg_1 = var_89; [L203] SORT_5 var_91_arg_0 = var_76; [L204] SORT_5 var_91_arg_1 = var_22; [L205] SORT_5 var_91_arg_2 = input_7; [L206] SORT_5 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L207] SORT_5 next_92_arg_1 = var_91; [L208] SORT_5 var_93_arg_0 = var_76; [L209] SORT_5 var_93_arg_1 = var_22; [L210] SORT_5 var_93_arg_2 = state_41; [L211] SORT_5 var_93 = var_93_arg_0 ? var_93_arg_1 : var_93_arg_2; [L212] SORT_5 next_94_arg_1 = var_93; [L213] SORT_5 var_95_arg_0 = var_88; [L214] SORT_1 var_95_arg_1 = var_9; [L215] SORT_1 var_95_arg_2 = input_2; [L216] SORT_1 var_95 = var_95_arg_0 ? var_95_arg_1 : var_95_arg_2; [L217] SORT_1 next_96_arg_1 = var_95; [L218] SORT_5 var_97_arg_0 = var_88; [L219] SORT_1 var_97_arg_1 = var_9; [L220] SORT_1 var_97_arg_2 = input_3; [L221] SORT_1 var_97 = var_97_arg_0 ? var_97_arg_1 : var_97_arg_2; [L222] SORT_1 next_98_arg_1 = var_97; [L223] SORT_5 var_99_arg_0 = var_88; [L224] SORT_1 var_99_arg_1 = var_9; [L225] SORT_1 var_99_arg_2 = input_4; [L226] SORT_1 var_99 = var_99_arg_0 ? var_99_arg_1 : var_99_arg_2; [L227] SORT_1 next_100_arg_1 = var_99; [L228] SORT_5 var_101_arg_0 = var_88; [L229] SORT_5 var_101_arg_1 = var_22; [L230] SORT_5 var_101_arg_2 = input_7; [L231] SORT_5 var_101 = var_101_arg_0 ? var_101_arg_1 : var_101_arg_2; [L232] SORT_5 next_102_arg_1 = var_101; [L233] SORT_5 var_103_arg_0 = var_88; [L234] SORT_1 var_103_arg_1 = var_9; [L235] SORT_1 var_103_arg_2 = state_49; [L236] SORT_1 var_103 = var_103_arg_0 ? var_103_arg_1 : var_103_arg_2; [L237] SORT_1 next_104_arg_1 = var_103; [L238] SORT_5 var_105_arg_0 = var_88; [L239] SORT_5 var_105_arg_1 = var_22; [L240] SORT_5 var_105_arg_2 = state_53; [L241] SORT_5 var_105 = var_105_arg_0 ? var_105_arg_1 : var_105_arg_2; [L242] var_105 = var_105 & mask_SORT_5 [L243] SORT_5 next_106_arg_1 = var_105; [L244] SORT_1 var_110_arg_0 = state_45; [L245] SORT_1 var_110_arg_1 = var_109; [L246] SORT_1 var_110 = var_110_arg_0 & var_110_arg_1; [L247] var_110 = var_110 & mask_SORT_1 [L248] SORT_1 var_111_arg_0 = var_110; [L249] SORT_1 var_111_arg_1 = var_109; [L250] SORT_5 var_111 = var_111_arg_0 == var_111_arg_1; [L251] SORT_1 var_108_arg_0 = state_45; [L252] SORT_1 var_108_arg_1 = state_47; [L253] SORT_1 var_108 = var_108_arg_0 + var_108_arg_1; [L254] SORT_1 var_107_arg_0 = state_45; [L255] SORT_1 var_107_arg_1 = state_47; [L256] SORT_1 var_107 = var_107_arg_0 - var_107_arg_1; [L257] SORT_5 var_112_arg_0 = var_111; [L258] SORT_1 var_112_arg_1 = var_108; [L259] SORT_1 var_112_arg_2 = var_107; [L260] SORT_1 var_112 = var_112_arg_0 ? var_112_arg_1 : var_112_arg_2; [L261] SORT_5 var_113_arg_0 = var_88; [L262] SORT_1 var_113_arg_1 = var_9; [L263] SORT_1 var_113_arg_2 = var_112; [L264] SORT_1 var_113 = var_113_arg_0 ? var_113_arg_1 : var_113_arg_2; [L265] SORT_1 next_114_arg_1 = var_113; [L266] SORT_5 var_115_arg_0 = var_76; [L267] SORT_1 var_115_arg_1 = var_9; [L268] SORT_1 var_115_arg_2 = input_2; [L269] SORT_1 var_115 = var_115_arg_0 ? var_115_arg_1 : var_115_arg_2; [L270] SORT_1 next_116_arg_1 = var_115; [L271] SORT_5 var_117_arg_0 = var_76; [L272] SORT_1 var_117_arg_1 = var_9; [L273] SORT_1 var_117_arg_2 = state_62; [L274] SORT_1 var_117 = var_117_arg_0 ? var_117_arg_1 : var_117_arg_2; [L275] SORT_1 next_118_arg_1 = var_117; [L276] SORT_5 var_119_arg_0 = var_76; [L277] SORT_1 var_119_arg_1 = var_9; [L278] SORT_1 var_119_arg_2 = input_3; [L279] SORT_1 var_119 = var_119_arg_0 ? var_119_arg_1 : var_119_arg_2; [L280] SORT_1 next_120_arg_1 = var_119; [L281] SORT_5 var_121_arg_0 = var_76; [L282] SORT_1 var_121_arg_1 = var_9; [L283] SORT_1 var_121_arg_2 = state_66; [L284] SORT_1 var_121 = var_121_arg_0 ? var_121_arg_1 : var_121_arg_2; [L285] SORT_1 next_122_arg_1 = var_121; [L286] SORT_5 var_123_arg_0 = var_76; [L287] SORT_1 var_123_arg_1 = var_9; [L288] SORT_1 var_123_arg_2 = input_4; [L289] SORT_1 var_123 = var_123_arg_0 ? var_123_arg_1 : var_123_arg_2; [L290] SORT_1 next_124_arg_1 = var_123; [L291] SORT_5 var_125_arg_0 = var_76; [L292] SORT_1 var_125_arg_1 = var_9; [L293] SORT_1 var_125_arg_2 = state_70; [L294] SORT_1 var_125 = var_125_arg_0 ? var_125_arg_1 : var_125_arg_2; [L295] SORT_1 next_126_arg_1 = var_125; [L297] state_10 = next_78_arg_1 [L298] state_12 = next_80_arg_1 [L299] state_18 = next_82_arg_1 [L300] state_23 = next_84_arg_1 [L301] state_26 = next_90_arg_1 [L302] state_41 = next_92_arg_1 [L303] state_43 = next_94_arg_1 [L304] state_45 = next_96_arg_1 [L305] state_47 = next_98_arg_1 [L306] state_49 = next_100_arg_1 [L307] state_53 = next_102_arg_1 [L308] state_55 = next_104_arg_1 [L309] state_57 = next_106_arg_1 [L310] state_59 = next_114_arg_1 [L311] state_62 = next_116_arg_1 [L312] state_64 = next_118_arg_1 [L313] state_66 = next_120_arg_1 [L314] state_68 = next_122_arg_1 [L315] state_70 = next_124_arg_1 [L316] state_72 = next_126_arg_1 VAL [bad_34_arg_0=0, init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, input_2=134, input_3=139, input_4=254, input_7=1, input_8=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, next_100_arg_1=254, next_102_arg_1=1, next_104_arg_1=0, next_106_arg_1=0, next_114_arg_1=0, next_116_arg_1=134, next_118_arg_1=0, next_120_arg_1=139, next_122_arg_1=0, next_124_arg_1=254, next_126_arg_1=0, next_78_arg_1=0, next_80_arg_1=0, next_82_arg_1=0, next_84_arg_1=0, next_90_arg_1=0, next_92_arg_1=1, next_94_arg_1=0, next_96_arg_1=134, next_98_arg_1=139, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=1, state_43=0, state_45=134, state_47=139, state_49=254, state_53=1, state_55=0, state_57=0, state_59=0, state_62=134, state_64=0, state_66=139, state_68=0, state_70=254, state_72=0, var_101=1, var_101_arg_0=0, var_101_arg_1=0, var_101_arg_2=1, var_103=0, var_103_arg_0=0, var_103_arg_1=0, var_103_arg_2=0, var_105=0, var_105_arg_0=0, var_105_arg_1=0, var_105_arg_2=0, var_107=0, var_107_arg_0=0, var_107_arg_1=0, var_108=0, var_108_arg_0=0, var_108_arg_1=0, var_109=1, var_110=0, var_110_arg_0=0, var_110_arg_1=1, var_111=0, var_111_arg_0=0, var_111_arg_1=1, var_112=0, var_112_arg_0=0, var_112_arg_1=0, var_112_arg_2=0, var_113=0, var_113_arg_0=0, var_113_arg_1=0, var_113_arg_2=0, var_115=134, var_115_arg_0=0, var_115_arg_1=0, var_115_arg_2=134, var_117=0, var_117_arg_0=0, var_117_arg_1=0, var_117_arg_2=0, var_119=139, var_119_arg_0=0, var_119_arg_1=0, var_119_arg_2=139, var_121=0, var_121_arg_0=0, var_121_arg_1=0, var_121_arg_2=0, var_123=254, var_123_arg_0=0, var_123_arg_1=0, var_123_arg_2=254, var_125=0, var_125_arg_0=0, var_125_arg_1=0, var_125_arg_2=0, var_14=0, var_14_arg_0=0, var_14_arg_1=0, var_15=0, var_15_arg_0=0, var_15_arg_1=0, var_16=0, var_16_arg_0=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_17_arg_2=0, var_20=0, var_20_arg_0=0, var_20_arg_1=0, var_21=0, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_25=0, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_28=1, var_28_arg_0=0, var_28_arg_1=0, var_31=1, var_32=254, var_32_arg_0=1, var_33=0, var_33_arg_0=1, var_33_arg_1=254, var_76=0, var_76_arg_0=0, var_76_arg_1=1, var_77=0, var_77_arg_0=0, var_77_arg_1=0, var_77_arg_2=0, var_79=0, var_79_arg_0=0, var_79_arg_1=0, var_79_arg_2=0, var_81=0, var_81_arg_0=0, var_81_arg_1=0, var_81_arg_2=0, var_83=0, var_83_arg_0=0, var_83_arg_1=0, var_83_arg_2=0, var_85=0, var_85_arg_0=0, var_85_arg_1=0, var_86=0, var_86_arg_0=0, var_86_arg_1=0, var_87=0, var_87_arg_0=0, var_87_arg_1=0, var_87_arg_2=0, var_88=0, var_88_arg_0=0, var_88_arg_1=1, var_89=0, var_89_arg_0=0, var_89_arg_1=0, var_89_arg_2=0, var_91=1, var_91_arg_0=0, var_91_arg_1=0, var_91_arg_2=1, var_93=0, var_93_arg_0=0, var_93_arg_1=0, var_93_arg_2=0, var_95=134, var_95_arg_0=0, var_95_arg_1=0, var_95_arg_2=134, var_97=139, var_97_arg_0=0, var_97_arg_1=0, var_97_arg_2=139, var_99=254, var_99_arg_0=0, var_99_arg_1=0, var_99_arg_2=254, var_9=0] [L111] input_2 = __VERIFIER_nondet_uchar() [L112] input_3 = __VERIFIER_nondet_uchar() [L113] input_4 = __VERIFIER_nondet_uchar() [L114] input_6 = __VERIFIER_nondet_uchar() [L115] input_7 = __VERIFIER_nondet_uchar() [L116] input_8 = __VERIFIER_nondet_uchar() [L117] input_8 = input_8 & mask_SORT_5 [L118] input_35 = __VERIFIER_nondet_uchar() [L119] input_37 = __VERIFIER_nondet_uchar() [L120] input_39 = __VERIFIER_nondet_uchar() [L121] input_51 = __VERIFIER_nondet_uchar() [L124] SORT_1 var_16_arg_0 = state_10; [L125] SORT_5 var_16 = var_16_arg_0 >> 0; [L126] var_16 = var_16 & mask_SORT_5 [L127] SORT_1 var_15_arg_0 = state_10; [L128] SORT_1 var_15_arg_1 = state_12; [L129] SORT_1 var_15 = var_15_arg_0 + var_15_arg_1; [L130] SORT_1 var_14_arg_0 = state_10; [L131] SORT_1 var_14_arg_1 = state_12; [L132] SORT_1 var_14 = var_14_arg_0 - var_14_arg_1; [L133] SORT_5 var_17_arg_0 = var_16; [L134] SORT_1 var_17_arg_1 = var_15; [L135] SORT_1 var_17_arg_2 = var_14; [L136] SORT_1 var_17 = var_17_arg_0 ? var_17_arg_1 : var_17_arg_2; [L137] SORT_1 var_21_arg_0 = var_17; [L138] SORT_1 var_21_arg_1 = state_18; [L139] SORT_1 var_21 = var_21_arg_0 + var_21_arg_1; [L140] SORT_1 var_20_arg_0 = var_17; [L141] SORT_1 var_20_arg_1 = state_18; [L142] SORT_1 var_20 = var_20_arg_0 - var_20_arg_1; [L143] SORT_5 var_25_arg_0 = state_23; [L144] SORT_1 var_25_arg_1 = var_21; [L145] SORT_1 var_25_arg_2 = var_20; [L146] SORT_1 var_25 = var_25_arg_0 ? var_25_arg_1 : var_25_arg_2; [L147] var_25 = var_25 & mask_SORT_1 [L148] SORT_1 var_28_arg_0 = var_25; [L149] SORT_1 var_28_arg_1 = state_26; [L150] SORT_5 var_28 = var_28_arg_0 == var_28_arg_1; [L151] SORT_5 var_32_arg_0 = var_28; [L152] SORT_5 var_32 = ~var_32_arg_0; [L153] SORT_5 var_33_arg_0 = var_31; [L154] SORT_5 var_33_arg_1 = var_32; [L155] SORT_5 var_33 = var_33_arg_0 & var_33_arg_1; [L156] var_33 = var_33 & mask_SORT_5 [L157] SORT_5 bad_34_arg_0 = var_33; [L158] CALL __VERIFIER_assert(!(bad_34_arg_0)) [L21] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L158] RET __VERIFIER_assert(!(bad_34_arg_0)) [L160] SORT_5 var_76_arg_0 = input_8; [L161] SORT_5 var_76_arg_1 = var_31; [L162] SORT_5 var_76 = var_76_arg_0 == var_76_arg_1; [L163] SORT_5 var_77_arg_0 = var_76; [L164] SORT_1 var_77_arg_1 = var_9; [L165] SORT_1 var_77_arg_2 = state_64; [L166] SORT_1 var_77 = var_77_arg_0 ? var_77_arg_1 : var_77_arg_2; [L167] SORT_1 next_78_arg_1 = var_77; [L168] SORT_5 var_79_arg_0 = var_76; [L169] SORT_1 var_79_arg_1 = var_9; [L170] SORT_1 var_79_arg_2 = state_68; [L171] SORT_1 var_79 = var_79_arg_0 ? var_79_arg_1 : var_79_arg_2; [L172] SORT_1 next_80_arg_1 = var_79; [L173] SORT_5 var_81_arg_0 = var_76; [L174] SORT_1 var_81_arg_1 = var_9; [L175] SORT_1 var_81_arg_2 = state_72; [L176] SORT_1 var_81 = var_81_arg_0 ? var_81_arg_1 : var_81_arg_2; [L177] SORT_1 next_82_arg_1 = var_81; [L178] SORT_5 var_83_arg_0 = var_76; [L179] SORT_5 var_83_arg_1 = var_22; [L180] SORT_5 var_83_arg_2 = state_43; [L181] SORT_5 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L182] var_83 = var_83 & mask_SORT_5 [L183] SORT_5 next_84_arg_1 = var_83; [L184] SORT_5 var_88_arg_0 = input_8; [L185] SORT_5 var_88_arg_1 = var_31; [L186] SORT_5 var_88 = var_88_arg_0 == var_88_arg_1; [L187] SORT_1 var_86_arg_0 = state_59; [L188] SORT_1 var_86_arg_1 = state_55; [L189] SORT_1 var_86 = var_86_arg_0 - var_86_arg_1; [L190] SORT_1 var_85_arg_0 = state_59; [L191] SORT_1 var_85_arg_1 = state_55; [L192] SORT_1 var_85 = var_85_arg_0 - var_85_arg_1; [L193] SORT_5 var_87_arg_0 = state_57; [L194] SORT_1 var_87_arg_1 = var_86; [L195] SORT_1 var_87_arg_2 = var_85; [L196] SORT_1 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L197] SORT_5 var_89_arg_0 = var_88; [L198] SORT_1 var_89_arg_1 = var_9; [L199] SORT_1 var_89_arg_2 = var_87; [L200] SORT_1 var_89 = var_89_arg_0 ? var_89_arg_1 : var_89_arg_2; [L201] var_89 = var_89 & mask_SORT_1 [L202] SORT_1 next_90_arg_1 = var_89; [L203] SORT_5 var_91_arg_0 = var_76; [L204] SORT_5 var_91_arg_1 = var_22; [L205] SORT_5 var_91_arg_2 = input_7; [L206] SORT_5 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L207] SORT_5 next_92_arg_1 = var_91; [L208] SORT_5 var_93_arg_0 = var_76; [L209] SORT_5 var_93_arg_1 = var_22; [L210] SORT_5 var_93_arg_2 = state_41; [L211] SORT_5 var_93 = var_93_arg_0 ? var_93_arg_1 : var_93_arg_2; [L212] SORT_5 next_94_arg_1 = var_93; [L213] SORT_5 var_95_arg_0 = var_88; [L214] SORT_1 var_95_arg_1 = var_9; [L215] SORT_1 var_95_arg_2 = input_2; [L216] SORT_1 var_95 = var_95_arg_0 ? var_95_arg_1 : var_95_arg_2; [L217] SORT_1 next_96_arg_1 = var_95; [L218] SORT_5 var_97_arg_0 = var_88; [L219] SORT_1 var_97_arg_1 = var_9; [L220] SORT_1 var_97_arg_2 = input_3; [L221] SORT_1 var_97 = var_97_arg_0 ? var_97_arg_1 : var_97_arg_2; [L222] SORT_1 next_98_arg_1 = var_97; [L223] SORT_5 var_99_arg_0 = var_88; [L224] SORT_1 var_99_arg_1 = var_9; [L225] SORT_1 var_99_arg_2 = input_4; [L226] SORT_1 var_99 = var_99_arg_0 ? var_99_arg_1 : var_99_arg_2; [L227] SORT_1 next_100_arg_1 = var_99; [L228] SORT_5 var_101_arg_0 = var_88; [L229] SORT_5 var_101_arg_1 = var_22; [L230] SORT_5 var_101_arg_2 = input_7; [L231] SORT_5 var_101 = var_101_arg_0 ? var_101_arg_1 : var_101_arg_2; [L232] SORT_5 next_102_arg_1 = var_101; [L233] SORT_5 var_103_arg_0 = var_88; [L234] SORT_1 var_103_arg_1 = var_9; [L235] SORT_1 var_103_arg_2 = state_49; [L236] SORT_1 var_103 = var_103_arg_0 ? var_103_arg_1 : var_103_arg_2; [L237] SORT_1 next_104_arg_1 = var_103; [L238] SORT_5 var_105_arg_0 = var_88; [L239] SORT_5 var_105_arg_1 = var_22; [L240] SORT_5 var_105_arg_2 = state_53; [L241] SORT_5 var_105 = var_105_arg_0 ? var_105_arg_1 : var_105_arg_2; [L242] var_105 = var_105 & mask_SORT_5 [L243] SORT_5 next_106_arg_1 = var_105; [L244] SORT_1 var_110_arg_0 = state_45; [L245] SORT_1 var_110_arg_1 = var_109; [L246] SORT_1 var_110 = var_110_arg_0 & var_110_arg_1; [L247] var_110 = var_110 & mask_SORT_1 [L248] SORT_1 var_111_arg_0 = var_110; [L249] SORT_1 var_111_arg_1 = var_109; [L250] SORT_5 var_111 = var_111_arg_0 == var_111_arg_1; [L251] SORT_1 var_108_arg_0 = state_45; [L252] SORT_1 var_108_arg_1 = state_47; [L253] SORT_1 var_108 = var_108_arg_0 + var_108_arg_1; [L254] SORT_1 var_107_arg_0 = state_45; [L255] SORT_1 var_107_arg_1 = state_47; [L256] SORT_1 var_107 = var_107_arg_0 - var_107_arg_1; [L257] SORT_5 var_112_arg_0 = var_111; [L258] SORT_1 var_112_arg_1 = var_108; [L259] SORT_1 var_112_arg_2 = var_107; [L260] SORT_1 var_112 = var_112_arg_0 ? var_112_arg_1 : var_112_arg_2; [L261] SORT_5 var_113_arg_0 = var_88; [L262] SORT_1 var_113_arg_1 = var_9; [L263] SORT_1 var_113_arg_2 = var_112; [L264] SORT_1 var_113 = var_113_arg_0 ? var_113_arg_1 : var_113_arg_2; [L265] SORT_1 next_114_arg_1 = var_113; [L266] SORT_5 var_115_arg_0 = var_76; [L267] SORT_1 var_115_arg_1 = var_9; [L268] SORT_1 var_115_arg_2 = input_2; [L269] SORT_1 var_115 = var_115_arg_0 ? var_115_arg_1 : var_115_arg_2; [L270] SORT_1 next_116_arg_1 = var_115; [L271] SORT_5 var_117_arg_0 = var_76; [L272] SORT_1 var_117_arg_1 = var_9; [L273] SORT_1 var_117_arg_2 = state_62; [L274] SORT_1 var_117 = var_117_arg_0 ? var_117_arg_1 : var_117_arg_2; [L275] SORT_1 next_118_arg_1 = var_117; [L276] SORT_5 var_119_arg_0 = var_76; [L277] SORT_1 var_119_arg_1 = var_9; [L278] SORT_1 var_119_arg_2 = input_3; [L279] SORT_1 var_119 = var_119_arg_0 ? var_119_arg_1 : var_119_arg_2; [L280] SORT_1 next_120_arg_1 = var_119; [L281] SORT_5 var_121_arg_0 = var_76; [L282] SORT_1 var_121_arg_1 = var_9; [L283] SORT_1 var_121_arg_2 = state_66; [L284] SORT_1 var_121 = var_121_arg_0 ? var_121_arg_1 : var_121_arg_2; [L285] SORT_1 next_122_arg_1 = var_121; [L286] SORT_5 var_123_arg_0 = var_76; [L287] SORT_1 var_123_arg_1 = var_9; [L288] SORT_1 var_123_arg_2 = input_4; [L289] SORT_1 var_123 = var_123_arg_0 ? var_123_arg_1 : var_123_arg_2; [L290] SORT_1 next_124_arg_1 = var_123; [L291] SORT_5 var_125_arg_0 = var_76; [L292] SORT_1 var_125_arg_1 = var_9; [L293] SORT_1 var_125_arg_2 = state_70; [L294] SORT_1 var_125 = var_125_arg_0 ? var_125_arg_1 : var_125_arg_2; [L295] SORT_1 next_126_arg_1 = var_125; [L297] state_10 = next_78_arg_1 [L298] state_12 = next_80_arg_1 [L299] state_18 = next_82_arg_1 [L300] state_23 = next_84_arg_1 [L301] state_26 = next_90_arg_1 [L302] state_41 = next_92_arg_1 [L303] state_43 = next_94_arg_1 [L304] state_45 = next_96_arg_1 [L305] state_47 = next_98_arg_1 [L306] state_49 = next_100_arg_1 [L307] state_53 = next_102_arg_1 [L308] state_55 = next_104_arg_1 [L309] state_57 = next_106_arg_1 [L310] state_59 = next_114_arg_1 [L311] state_62 = next_116_arg_1 [L312] state_64 = next_118_arg_1 [L313] state_66 = next_120_arg_1 [L314] state_68 = next_122_arg_1 [L315] state_70 = next_124_arg_1 [L316] state_72 = next_126_arg_1 VAL [bad_34_arg_0=0, init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, input_2=0, input_3=0, input_4=0, input_7=0, input_8=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, next_100_arg_1=0, next_102_arg_1=0, next_104_arg_1=254, next_106_arg_1=1, next_114_arg_1=251, next_116_arg_1=0, next_118_arg_1=134, next_120_arg_1=0, next_122_arg_1=139, next_124_arg_1=0, next_126_arg_1=254, next_78_arg_1=0, next_80_arg_1=0, next_82_arg_1=0, next_84_arg_1=0, next_90_arg_1=0, next_92_arg_1=0, next_94_arg_1=1, next_96_arg_1=0, next_98_arg_1=0, state_10=0, state_12=0, state_18=0, state_23=0, state_26=0, state_41=0, state_43=1, state_45=0, state_47=0, state_49=0, state_53=0, state_55=254, state_57=1, state_59=251, state_62=0, state_64=134, state_66=0, state_68=139, state_70=0, state_72=254, var_101=0, var_101_arg_0=0, var_101_arg_1=0, var_101_arg_2=0, var_103=254, var_103_arg_0=0, var_103_arg_1=0, var_103_arg_2=254, var_105=1, var_105_arg_0=0, var_105_arg_1=0, var_105_arg_2=1, var_107=251, var_107_arg_0=134, var_107_arg_1=139, var_108=17, var_108_arg_0=134, var_108_arg_1=139, var_109=1, var_110=0, var_110_arg_0=134, var_110_arg_1=1, var_111=0, var_111_arg_0=0, var_111_arg_1=1, var_112=251, var_112_arg_0=0, var_112_arg_1=17, var_112_arg_2=251, var_113=251, var_113_arg_0=0, var_113_arg_1=0, var_113_arg_2=251, var_115=0, var_115_arg_0=0, var_115_arg_1=0, var_115_arg_2=0, var_117=134, var_117_arg_0=0, var_117_arg_1=0, var_117_arg_2=134, var_119=0, var_119_arg_0=0, var_119_arg_1=0, var_119_arg_2=0, var_121=139, var_121_arg_0=0, var_121_arg_1=0, var_121_arg_2=139, var_123=0, var_123_arg_0=0, var_123_arg_1=0, var_123_arg_2=0, var_125=254, var_125_arg_0=0, var_125_arg_1=0, var_125_arg_2=254, var_14=0, var_14_arg_0=0, var_14_arg_1=0, var_15=0, var_15_arg_0=0, var_15_arg_1=0, var_16=0, var_16_arg_0=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_17_arg_2=0, var_20=0, var_20_arg_0=0, var_20_arg_1=0, var_21=0, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_25=0, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_28=1, var_28_arg_0=0, var_28_arg_1=0, var_31=1, var_32=254, var_32_arg_0=1, var_33=0, var_33_arg_0=1, var_33_arg_1=254, var_76=0, var_76_arg_0=0, var_76_arg_1=1, var_77=0, var_77_arg_0=0, var_77_arg_1=0, var_77_arg_2=0, var_79=0, var_79_arg_0=0, var_79_arg_1=0, var_79_arg_2=0, var_81=0, var_81_arg_0=0, var_81_arg_1=0, var_81_arg_2=0, var_83=0, var_83_arg_0=0, var_83_arg_1=0, var_83_arg_2=0, var_85=0, var_85_arg_0=0, var_85_arg_1=0, var_86=0, var_86_arg_0=0, var_86_arg_1=0, var_87=0, var_87_arg_0=0, var_87_arg_1=0, var_87_arg_2=0, var_88=0, var_88_arg_0=0, var_88_arg_1=1, var_89=0, var_89_arg_0=0, var_89_arg_1=0, var_89_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=0, var_91_arg_2=0, var_93=1, var_93_arg_0=0, var_93_arg_1=0, var_93_arg_2=1, var_95=0, var_95_arg_0=0, var_95_arg_1=0, var_95_arg_2=0, var_97=0, var_97_arg_0=0, var_97_arg_1=0, var_97_arg_2=0, var_99=0, var_99_arg_0=0, var_99_arg_1=0, var_99_arg_2=0, var_9=0] [L111] input_2 = __VERIFIER_nondet_uchar() [L112] input_3 = __VERIFIER_nondet_uchar() [L113] input_4 = __VERIFIER_nondet_uchar() [L114] input_6 = __VERIFIER_nondet_uchar() [L115] input_7 = __VERIFIER_nondet_uchar() [L116] input_8 = __VERIFIER_nondet_uchar() [L117] input_8 = input_8 & mask_SORT_5 [L118] input_35 = __VERIFIER_nondet_uchar() [L119] input_37 = __VERIFIER_nondet_uchar() [L120] input_39 = __VERIFIER_nondet_uchar() [L121] input_51 = __VERIFIER_nondet_uchar() [L124] SORT_1 var_16_arg_0 = state_10; [L125] SORT_5 var_16 = var_16_arg_0 >> 0; [L126] var_16 = var_16 & mask_SORT_5 [L127] SORT_1 var_15_arg_0 = state_10; [L128] SORT_1 var_15_arg_1 = state_12; [L129] SORT_1 var_15 = var_15_arg_0 + var_15_arg_1; [L130] SORT_1 var_14_arg_0 = state_10; [L131] SORT_1 var_14_arg_1 = state_12; [L132] SORT_1 var_14 = var_14_arg_0 - var_14_arg_1; [L133] SORT_5 var_17_arg_0 = var_16; [L134] SORT_1 var_17_arg_1 = var_15; [L135] SORT_1 var_17_arg_2 = var_14; [L136] SORT_1 var_17 = var_17_arg_0 ? var_17_arg_1 : var_17_arg_2; [L137] SORT_1 var_21_arg_0 = var_17; [L138] SORT_1 var_21_arg_1 = state_18; [L139] SORT_1 var_21 = var_21_arg_0 + var_21_arg_1; [L140] SORT_1 var_20_arg_0 = var_17; [L141] SORT_1 var_20_arg_1 = state_18; [L142] SORT_1 var_20 = var_20_arg_0 - var_20_arg_1; [L143] SORT_5 var_25_arg_0 = state_23; [L144] SORT_1 var_25_arg_1 = var_21; [L145] SORT_1 var_25_arg_2 = var_20; [L146] SORT_1 var_25 = var_25_arg_0 ? var_25_arg_1 : var_25_arg_2; [L147] var_25 = var_25 & mask_SORT_1 [L148] SORT_1 var_28_arg_0 = var_25; [L149] SORT_1 var_28_arg_1 = state_26; [L150] SORT_5 var_28 = var_28_arg_0 == var_28_arg_1; [L151] SORT_5 var_32_arg_0 = var_28; [L152] SORT_5 var_32 = ~var_32_arg_0; [L153] SORT_5 var_33_arg_0 = var_31; [L154] SORT_5 var_33_arg_1 = var_32; [L155] SORT_5 var_33 = var_33_arg_0 & var_33_arg_1; [L156] var_33 = var_33 & mask_SORT_5 [L157] SORT_5 bad_34_arg_0 = var_33; [L158] CALL __VERIFIER_assert(!(bad_34_arg_0)) [L21] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1] [L158] RET __VERIFIER_assert(!(bad_34_arg_0)) [L160] SORT_5 var_76_arg_0 = input_8; [L161] SORT_5 var_76_arg_1 = var_31; [L162] SORT_5 var_76 = var_76_arg_0 == var_76_arg_1; [L163] SORT_5 var_77_arg_0 = var_76; [L164] SORT_1 var_77_arg_1 = var_9; [L165] SORT_1 var_77_arg_2 = state_64; [L166] SORT_1 var_77 = var_77_arg_0 ? var_77_arg_1 : var_77_arg_2; [L167] SORT_1 next_78_arg_1 = var_77; [L168] SORT_5 var_79_arg_0 = var_76; [L169] SORT_1 var_79_arg_1 = var_9; [L170] SORT_1 var_79_arg_2 = state_68; [L171] SORT_1 var_79 = var_79_arg_0 ? var_79_arg_1 : var_79_arg_2; [L172] SORT_1 next_80_arg_1 = var_79; [L173] SORT_5 var_81_arg_0 = var_76; [L174] SORT_1 var_81_arg_1 = var_9; [L175] SORT_1 var_81_arg_2 = state_72; [L176] SORT_1 var_81 = var_81_arg_0 ? var_81_arg_1 : var_81_arg_2; [L177] SORT_1 next_82_arg_1 = var_81; [L178] SORT_5 var_83_arg_0 = var_76; [L179] SORT_5 var_83_arg_1 = var_22; [L180] SORT_5 var_83_arg_2 = state_43; [L181] SORT_5 var_83 = var_83_arg_0 ? var_83_arg_1 : var_83_arg_2; [L182] var_83 = var_83 & mask_SORT_5 [L183] SORT_5 next_84_arg_1 = var_83; [L184] SORT_5 var_88_arg_0 = input_8; [L185] SORT_5 var_88_arg_1 = var_31; [L186] SORT_5 var_88 = var_88_arg_0 == var_88_arg_1; [L187] SORT_1 var_86_arg_0 = state_59; [L188] SORT_1 var_86_arg_1 = state_55; [L189] SORT_1 var_86 = var_86_arg_0 - var_86_arg_1; [L190] SORT_1 var_85_arg_0 = state_59; [L191] SORT_1 var_85_arg_1 = state_55; [L192] SORT_1 var_85 = var_85_arg_0 - var_85_arg_1; [L193] SORT_5 var_87_arg_0 = state_57; [L194] SORT_1 var_87_arg_1 = var_86; [L195] SORT_1 var_87_arg_2 = var_85; [L196] SORT_1 var_87 = var_87_arg_0 ? var_87_arg_1 : var_87_arg_2; [L197] SORT_5 var_89_arg_0 = var_88; [L198] SORT_1 var_89_arg_1 = var_9; [L199] SORT_1 var_89_arg_2 = var_87; [L200] SORT_1 var_89 = var_89_arg_0 ? var_89_arg_1 : var_89_arg_2; [L201] var_89 = var_89 & mask_SORT_1 [L202] SORT_1 next_90_arg_1 = var_89; [L203] SORT_5 var_91_arg_0 = var_76; [L204] SORT_5 var_91_arg_1 = var_22; [L205] SORT_5 var_91_arg_2 = input_7; [L206] SORT_5 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L207] SORT_5 next_92_arg_1 = var_91; [L208] SORT_5 var_93_arg_0 = var_76; [L209] SORT_5 var_93_arg_1 = var_22; [L210] SORT_5 var_93_arg_2 = state_41; [L211] SORT_5 var_93 = var_93_arg_0 ? var_93_arg_1 : var_93_arg_2; [L212] SORT_5 next_94_arg_1 = var_93; [L213] SORT_5 var_95_arg_0 = var_88; [L214] SORT_1 var_95_arg_1 = var_9; [L215] SORT_1 var_95_arg_2 = input_2; [L216] SORT_1 var_95 = var_95_arg_0 ? var_95_arg_1 : var_95_arg_2; [L217] SORT_1 next_96_arg_1 = var_95; [L218] SORT_5 var_97_arg_0 = var_88; [L219] SORT_1 var_97_arg_1 = var_9; [L220] SORT_1 var_97_arg_2 = input_3; [L221] SORT_1 var_97 = var_97_arg_0 ? var_97_arg_1 : var_97_arg_2; [L222] SORT_1 next_98_arg_1 = var_97; [L223] SORT_5 var_99_arg_0 = var_88; [L224] SORT_1 var_99_arg_1 = var_9; [L225] SORT_1 var_99_arg_2 = input_4; [L226] SORT_1 var_99 = var_99_arg_0 ? var_99_arg_1 : var_99_arg_2; [L227] SORT_1 next_100_arg_1 = var_99; [L228] SORT_5 var_101_arg_0 = var_88; [L229] SORT_5 var_101_arg_1 = var_22; [L230] SORT_5 var_101_arg_2 = input_7; [L231] SORT_5 var_101 = var_101_arg_0 ? var_101_arg_1 : var_101_arg_2; [L232] SORT_5 next_102_arg_1 = var_101; [L233] SORT_5 var_103_arg_0 = var_88; [L234] SORT_1 var_103_arg_1 = var_9; [L235] SORT_1 var_103_arg_2 = state_49; [L236] SORT_1 var_103 = var_103_arg_0 ? var_103_arg_1 : var_103_arg_2; [L237] SORT_1 next_104_arg_1 = var_103; [L238] SORT_5 var_105_arg_0 = var_88; [L239] SORT_5 var_105_arg_1 = var_22; [L240] SORT_5 var_105_arg_2 = state_53; [L241] SORT_5 var_105 = var_105_arg_0 ? var_105_arg_1 : var_105_arg_2; [L242] var_105 = var_105 & mask_SORT_5 [L243] SORT_5 next_106_arg_1 = var_105; [L244] SORT_1 var_110_arg_0 = state_45; [L245] SORT_1 var_110_arg_1 = var_109; [L246] SORT_1 var_110 = var_110_arg_0 & var_110_arg_1; [L247] var_110 = var_110 & mask_SORT_1 [L248] SORT_1 var_111_arg_0 = var_110; [L249] SORT_1 var_111_arg_1 = var_109; [L250] SORT_5 var_111 = var_111_arg_0 == var_111_arg_1; [L251] SORT_1 var_108_arg_0 = state_45; [L252] SORT_1 var_108_arg_1 = state_47; [L253] SORT_1 var_108 = var_108_arg_0 + var_108_arg_1; [L254] SORT_1 var_107_arg_0 = state_45; [L255] SORT_1 var_107_arg_1 = state_47; [L256] SORT_1 var_107 = var_107_arg_0 - var_107_arg_1; [L257] SORT_5 var_112_arg_0 = var_111; [L258] SORT_1 var_112_arg_1 = var_108; [L259] SORT_1 var_112_arg_2 = var_107; [L260] SORT_1 var_112 = var_112_arg_0 ? var_112_arg_1 : var_112_arg_2; [L261] SORT_5 var_113_arg_0 = var_88; [L262] SORT_1 var_113_arg_1 = var_9; [L263] SORT_1 var_113_arg_2 = var_112; [L264] SORT_1 var_113 = var_113_arg_0 ? var_113_arg_1 : var_113_arg_2; [L265] SORT_1 next_114_arg_1 = var_113; [L266] SORT_5 var_115_arg_0 = var_76; [L267] SORT_1 var_115_arg_1 = var_9; [L268] SORT_1 var_115_arg_2 = input_2; [L269] SORT_1 var_115 = var_115_arg_0 ? var_115_arg_1 : var_115_arg_2; [L270] SORT_1 next_116_arg_1 = var_115; [L271] SORT_5 var_117_arg_0 = var_76; [L272] SORT_1 var_117_arg_1 = var_9; [L273] SORT_1 var_117_arg_2 = state_62; [L274] SORT_1 var_117 = var_117_arg_0 ? var_117_arg_1 : var_117_arg_2; [L275] SORT_1 next_118_arg_1 = var_117; [L276] SORT_5 var_119_arg_0 = var_76; [L277] SORT_1 var_119_arg_1 = var_9; [L278] SORT_1 var_119_arg_2 = input_3; [L279] SORT_1 var_119 = var_119_arg_0 ? var_119_arg_1 : var_119_arg_2; [L280] SORT_1 next_120_arg_1 = var_119; [L281] SORT_5 var_121_arg_0 = var_76; [L282] SORT_1 var_121_arg_1 = var_9; [L283] SORT_1 var_121_arg_2 = state_66; [L284] SORT_1 var_121 = var_121_arg_0 ? var_121_arg_1 : var_121_arg_2; [L285] SORT_1 next_122_arg_1 = var_121; [L286] SORT_5 var_123_arg_0 = var_76; [L287] SORT_1 var_123_arg_1 = var_9; [L288] SORT_1 var_123_arg_2 = input_4; [L289] SORT_1 var_123 = var_123_arg_0 ? var_123_arg_1 : var_123_arg_2; [L290] SORT_1 next_124_arg_1 = var_123; [L291] SORT_5 var_125_arg_0 = var_76; [L292] SORT_1 var_125_arg_1 = var_9; [L293] SORT_1 var_125_arg_2 = state_70; [L294] SORT_1 var_125 = var_125_arg_0 ? var_125_arg_1 : var_125_arg_2; [L295] SORT_1 next_126_arg_1 = var_125; [L297] state_10 = next_78_arg_1 [L298] state_12 = next_80_arg_1 [L299] state_18 = next_82_arg_1 [L300] state_23 = next_84_arg_1 [L301] state_26 = next_90_arg_1 [L302] state_41 = next_92_arg_1 [L303] state_43 = next_94_arg_1 [L304] state_45 = next_96_arg_1 [L305] state_47 = next_98_arg_1 [L306] state_49 = next_100_arg_1 [L307] state_53 = next_102_arg_1 [L308] state_55 = next_104_arg_1 [L309] state_57 = next_106_arg_1 [L310] state_59 = next_114_arg_1 [L311] state_62 = next_116_arg_1 [L312] state_64 = next_118_arg_1 [L313] state_66 = next_120_arg_1 [L314] state_68 = next_122_arg_1 [L315] state_70 = next_124_arg_1 [L316] state_72 = next_126_arg_1 VAL [bad_34_arg_0=0, init_11_arg_1=0, init_13_arg_1=0, init_19_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_42_arg_1=0, init_44_arg_1=0, init_46_arg_1=0, init_48_arg_1=0, init_50_arg_1=0, init_54_arg_1=0, init_56_arg_1=0, init_58_arg_1=0, init_60_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, input_2=0, input_3=0, input_4=0, input_7=0, input_8=0, mask_SORT_1=255, mask_SORT_5=1, msb_SORT_1=128, msb_SORT_5=1, next_100_arg_1=0, next_102_arg_1=0, next_104_arg_1=0, next_106_arg_1=0, next_114_arg_1=0, next_116_arg_1=0, next_118_arg_1=0, next_120_arg_1=0, next_122_arg_1=0, next_124_arg_1=0, next_126_arg_1=0, next_78_arg_1=134, next_80_arg_1=139, next_82_arg_1=254, next_84_arg_1=1, next_90_arg_1=253, next_92_arg_1=0, next_94_arg_1=0, next_96_arg_1=0, next_98_arg_1=0, state_10=134, state_12=139, state_18=254, state_23=1, state_26=253, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_53=0, state_55=0, state_57=0, state_59=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, var_101=0, var_101_arg_0=0, var_101_arg_1=0, var_101_arg_2=0, var_103=0, var_103_arg_0=0, var_103_arg_1=0, var_103_arg_2=0, var_105=0, var_105_arg_0=0, var_105_arg_1=0, var_105_arg_2=0, var_107=0, var_107_arg_0=0, var_107_arg_1=0, var_108=0, var_108_arg_0=0, var_108_arg_1=0, var_109=1, var_110=0, var_110_arg_0=0, var_110_arg_1=1, var_111=0, var_111_arg_0=0, var_111_arg_1=1, var_112=0, var_112_arg_0=0, var_112_arg_1=0, var_112_arg_2=0, var_113=0, var_113_arg_0=0, var_113_arg_1=0, var_113_arg_2=0, var_115=0, var_115_arg_0=0, var_115_arg_1=0, var_115_arg_2=0, var_117=0, var_117_arg_0=0, var_117_arg_1=0, var_117_arg_2=0, var_119=0, var_119_arg_0=0, var_119_arg_1=0, var_119_arg_2=0, var_121=0, var_121_arg_0=0, var_121_arg_1=0, var_121_arg_2=0, var_123=0, var_123_arg_0=0, var_123_arg_1=0, var_123_arg_2=0, var_125=0, var_125_arg_0=0, var_125_arg_1=0, var_125_arg_2=0, var_14=0, var_14_arg_0=0, var_14_arg_1=0, var_15=0, var_15_arg_0=0, var_15_arg_1=0, var_16=0, var_16_arg_0=0, var_17=0, var_17_arg_0=0, var_17_arg_1=0, var_17_arg_2=0, var_20=0, var_20_arg_0=0, var_20_arg_1=0, var_21=0, var_21_arg_0=0, var_21_arg_1=0, var_22=0, var_25=0, var_25_arg_0=0, var_25_arg_1=0, var_25_arg_2=0, var_28=1, var_28_arg_0=0, var_28_arg_1=0, var_31=1, var_32=254, var_32_arg_0=1, var_33=0, var_33_arg_0=1, var_33_arg_1=254, var_76=0, var_76_arg_0=0, var_76_arg_1=1, var_77=134, var_77_arg_0=0, var_77_arg_1=0, var_77_arg_2=134, var_79=139, var_79_arg_0=0, var_79_arg_1=0, var_79_arg_2=139, var_81=254, var_81_arg_0=0, var_81_arg_1=0, var_81_arg_2=254, var_83=1, var_83_arg_0=0, var_83_arg_1=0, var_83_arg_2=1, var_85=253, var_85_arg_0=251, var_85_arg_1=254, var_86=253, var_86_arg_0=251, var_86_arg_1=254, var_87=253, var_87_arg_0=1, var_87_arg_1=253, var_87_arg_2=253, var_88=0, var_88_arg_0=0, var_88_arg_1=1, var_89=253, var_89_arg_0=0, var_89_arg_1=0, var_89_arg_2=253, var_91=0, var_91_arg_0=0, var_91_arg_1=0, var_91_arg_2=0, var_93=0, var_93_arg_0=0, var_93_arg_1=0, var_93_arg_2=0, var_95=0, var_95_arg_0=0, var_95_arg_1=0, var_95_arg_2=0, var_97=0, var_97_arg_0=0, var_97_arg_1=0, var_97_arg_2=0, var_99=0, var_99_arg_0=0, var_99_arg_1=0, var_99_arg_2=0, var_9=0] [L111] input_2 = __VERIFIER_nondet_uchar() [L112] input_3 = __VERIFIER_nondet_uchar() [L113] input_4 = __VERIFIER_nondet_uchar() [L114] input_6 = __VERIFIER_nondet_uchar() [L115] input_7 = __VERIFIER_nondet_uchar() [L116] input_8 = __VERIFIER_nondet_uchar() [L117] input_8 = input_8 & mask_SORT_5 [L118] input_35 = __VERIFIER_nondet_uchar() [L119] input_37 = __VERIFIER_nondet_uchar() [L120] input_39 = __VERIFIER_nondet_uchar() [L121] input_51 = __VERIFIER_nondet_uchar() [L124] SORT_1 var_16_arg_0 = state_10; [L125] SORT_5 var_16 = var_16_arg_0 >> 0; [L126] var_16 = var_16 & mask_SORT_5 [L127] SORT_1 var_15_arg_0 = state_10; [L128] SORT_1 var_15_arg_1 = state_12; [L129] SORT_1 var_15 = var_15_arg_0 + var_15_arg_1; [L130] SORT_1 var_14_arg_0 = state_10; [L131] SORT_1 var_14_arg_1 = state_12; [L132] SORT_1 var_14 = var_14_arg_0 - var_14_arg_1; [L133] SORT_5 var_17_arg_0 = var_16; [L134] SORT_1 var_17_arg_1 = var_15; [L135] SORT_1 var_17_arg_2 = var_14; [L136] SORT_1 var_17 = var_17_arg_0 ? var_17_arg_1 : var_17_arg_2; [L137] SORT_1 var_21_arg_0 = var_17; [L138] SORT_1 var_21_arg_1 = state_18; [L139] SORT_1 var_21 = var_21_arg_0 + var_21_arg_1; [L140] SORT_1 var_20_arg_0 = var_17; [L141] SORT_1 var_20_arg_1 = state_18; [L142] SORT_1 var_20 = var_20_arg_0 - var_20_arg_1; [L143] SORT_5 var_25_arg_0 = state_23; [L144] SORT_1 var_25_arg_1 = var_21; [L145] SORT_1 var_25_arg_2 = var_20; [L146] SORT_1 var_25 = var_25_arg_0 ? var_25_arg_1 : var_25_arg_2; [L147] var_25 = var_25 & mask_SORT_1 [L148] SORT_1 var_28_arg_0 = var_25; [L149] SORT_1 var_28_arg_1 = state_26; [L150] SORT_5 var_28 = var_28_arg_0 == var_28_arg_1; [L151] SORT_5 var_32_arg_0 = var_28; [L152] SORT_5 var_32 = ~var_32_arg_0; [L153] SORT_5 var_33_arg_0 = var_31; [L154] SORT_5 var_33_arg_1 = var_32; [L155] SORT_5 var_33 = var_33_arg_0 & var_33_arg_1; [L156] var_33 = var_33 & mask_SORT_5 [L157] SORT_5 bad_34_arg_0 = var_33; [L158] CALL __VERIFIER_assert(!(bad_34_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, 8 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 66.3s, OverallIterations: 4, TraceHistogramMax: 4, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 1.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 27 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 27 mSDsluCounter, 38 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 32 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 67 IncrementalHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 6 mSDtfsCounter, 67 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 42 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 36.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=14occurred in iteration=3, InterpolantAutomatonStates: 20, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 3 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 62.6s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 33 ConstructedInterpolants, 17 QuantifiedInterpolants, 33744 SizeOfPredicates, 250 NumberOfNonLiveVariables, 849 ConjunctsInSsa, 273 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 0/18 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 proved your program to be incorrect! [2023-11-29 06:46:38,144 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21506791-a618-4239-8444-8496871cd766/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE