./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB --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 4078dc19ac6c1bfb9feff393fa580cb3de2194e5e6fafda251b099599600c808 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:18:12,629 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:18:12,713 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 02:18:12,718 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:18:12,718 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:18:12,741 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:18:12,741 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:18:12,741 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:18:12,742 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:18:12,742 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:18:12,742 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:18:12,742 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:18:12,742 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:18:12,742 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:18:12,743 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:18:12,743 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:18:12,743 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:18:12,743 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:18:12,743 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:18:12,743 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:18:12,743 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:18:12,743 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:18:12,743 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:18:12,744 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:18:12,744 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:18:12,744 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:18:12,744 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:18:12,744 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:18:12,744 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:18:12,744 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:18:12,744 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:18:12,745 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:18:12,745 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:18:12,745 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:18:12,745 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:18:12,745 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:18:12,745 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:18:12,745 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:18:12,745 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:18:12,745 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:18:12,745 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:18:12,746 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:18:12,746 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:18:12,746 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:18:12,746 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:18:12,746 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 4078dc19ac6c1bfb9feff393fa580cb3de2194e5e6fafda251b099599600c808 [2024-11-28 02:18:13,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:18:13,054 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:18:13,057 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:18:13,058 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:18:13,058 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:18:13,060 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c [2024-11-28 02:18:16,021 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/data/893b2ebd5/481ee9ba8b4d45d8a901c17e9e6a2e11/FLAG8d10dedfe [2024-11-28 02:18:16,500 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:18:16,500 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c [2024-11-28 02:18:16,542 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/data/893b2ebd5/481ee9ba8b4d45d8a901c17e9e6a2e11/FLAG8d10dedfe [2024-11-28 02:18:16,588 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/data/893b2ebd5/481ee9ba8b4d45d8a901c17e9e6a2e11 [2024-11-28 02:18:16,591 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:18:16,592 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:18:16,595 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:18:16,597 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:18:16,602 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:18:16,603 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:18:16" (1/1) ... [2024-11-28 02:18:16,606 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ef1e408 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:16, skipping insertion in model container [2024-11-28 02:18:16,607 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:18:16" (1/1) ... [2024-11-28 02:18:16,707 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:18:16,984 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c[1246,1259] [2024-11-28 02:18:17,712 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:18:17,724 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:18:17,736 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c[1246,1259] [2024-11-28 02:18:18,108 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:18:18,127 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:18:18,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:18 WrapperNode [2024-11-28 02:18:18,128 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:18:18,129 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:18:18,129 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:18:18,130 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:18:18,143 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:18" (1/1) ... [2024-11-28 02:18:18,253 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:18" (1/1) ... [2024-11-28 02:18:18,958 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5989 [2024-11-28 02:18:18,960 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:18:18,961 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:18:18,961 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:18:18,961 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:18:18,971 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:18" (1/1) ... [2024-11-28 02:18:18,972 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:18" (1/1) ... [2024-11-28 02:18:19,073 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:18" (1/1) ... [2024-11-28 02:18:19,249 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]. [2024-11-28 02:18:19,249 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:18" (1/1) ... [2024-11-28 02:18:19,249 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:18" (1/1) ... [2024-11-28 02:18:19,508 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:18" (1/1) ... [2024-11-28 02:18:19,523 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:18" (1/1) ... [2024-11-28 02:18:19,559 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:18" (1/1) ... [2024-11-28 02:18:19,630 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:18" (1/1) ... [2024-11-28 02:18:19,660 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:18" (1/1) ... [2024-11-28 02:18:19,899 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:18:19,901 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:18:19,901 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:18:19,901 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:18:19,906 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:18" (1/1) ... [2024-11-28 02:18:19,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:18:19,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:18:19,984 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:18:19,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:18:20,047 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:18:20,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 02:18:20,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:18:20,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:18:20,973 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:18:20,975 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:18:27,845 INFO L? ?]: Removed 3961 outVars from TransFormulas that were not future-live. [2024-11-28 02:18:27,846 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:18:27,880 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:18:27,880 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 02:18:27,881 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:18:27 BoogieIcfgContainer [2024-11-28 02:18:27,881 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:18:27,884 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:18:27,884 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:18:27,889 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:18:27,889 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:18:16" (1/3) ... [2024-11-28 02:18:27,890 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73a37a3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:18:27, skipping insertion in model container [2024-11-28 02:18:27,890 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:18" (2/3) ... [2024-11-28 02:18:27,890 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73a37a3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:18:27, skipping insertion in model container [2024-11-28 02:18:27,891 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:18:27" (3/3) ... [2024-11-28 02:18:27,892 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.cal185.c [2024-11-28 02:18:27,913 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:18:27,916 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.cal185.c that has 1 procedures, 1202 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 02:18:28,093 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:18:28,108 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=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;@20b5d395, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:18:28,109 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:18:28,123 INFO L276 IsEmpty]: Start isEmpty. Operand has 1202 states, 1200 states have (on average 1.4991666666666668) internal successors, (1799), 1201 states have internal predecessors, (1799), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:18:28,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2024-11-28 02:18:28,138 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:18:28,139 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:18:28,140 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:18:28,147 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:18:28,148 INFO L85 PathProgramCache]: Analyzing trace with hash 143638463, now seen corresponding path program 1 times [2024-11-28 02:18:28,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:18:28,156 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1997624304] [2024-11-28 02:18:28,157 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:18:28,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:18:28,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:18:29,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:18:29,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:18:29,752 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1997624304] [2024-11-28 02:18:29,753 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1997624304] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:18:29,753 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:18:29,753 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 02:18:29,755 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515046317] [2024-11-28 02:18:29,757 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:18:29,761 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 02:18:29,762 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:18:29,790 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 02:18:29,791 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:18:29,796 INFO L87 Difference]: Start difference. First operand has 1202 states, 1200 states have (on average 1.4991666666666668) internal successors, (1799), 1201 states have internal predecessors, (1799), 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 33.75) internal successors, (135), 4 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:18:30,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:18:30,006 INFO L93 Difference]: Finished difference Result 2209 states and 3309 transitions. [2024-11-28 02:18:30,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 02:18:30,009 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 4 states have internal predecessors, (135), 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 135 [2024-11-28 02:18:30,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:18:30,037 INFO L225 Difference]: With dead ends: 2209 [2024-11-28 02:18:30,037 INFO L226 Difference]: Without dead ends: 1201 [2024-11-28 02:18:30,045 INFO L434 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 [2024-11-28 02:18:30,048 INFO L435 NwaCegarLoop]: 1793 mSDtfsCounter, 0 mSDsluCounter, 3580 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 5373 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:18:30,052 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 5373 Invalid, 11 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:18:30,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1201 states. [2024-11-28 02:18:30,136 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1201 to 1201. [2024-11-28 02:18:30,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1201 states, 1200 states have (on average 1.4975) internal successors, (1797), 1200 states have internal predecessors, (1797), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:18:30,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 1201 states and 1797 transitions. [2024-11-28 02:18:30,149 INFO L78 Accepts]: Start accepts. Automaton has 1201 states and 1797 transitions. Word has length 135 [2024-11-28 02:18:30,149 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:18:30,149 INFO L471 AbstractCegarLoop]: Abstraction has 1201 states and 1797 transitions. [2024-11-28 02:18:30,150 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 33.75) internal successors, (135), 4 states have internal predecessors, (135), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:18:30,150 INFO L276 IsEmpty]: Start isEmpty. Operand 1201 states and 1797 transitions. [2024-11-28 02:18:30,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2024-11-28 02:18:30,158 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:18:30,158 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:18:30,158 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 02:18:30,159 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:18:30,159 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:18:30,159 INFO L85 PathProgramCache]: Analyzing trace with hash 159521055, now seen corresponding path program 1 times [2024-11-28 02:18:30,160 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:18:30,160 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [510405381] [2024-11-28 02:18:30,160 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:18:30,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:18:30,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:18:31,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:18:31,142 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:18:31,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [510405381] [2024-11-28 02:18:31,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [510405381] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:18:31,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:18:31,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 02:18:31,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094593840] [2024-11-28 02:18:31,143 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:18:31,145 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 02:18:31,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:18:31,147 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 02:18:31,147 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:18:31,148 INFO L87 Difference]: Start difference. First operand 1201 states and 1797 transitions. Second operand has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:18:31,261 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:18:31,261 INFO L93 Difference]: Finished difference Result 2210 states and 3307 transitions. [2024-11-28 02:18:31,262 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 02:18:31,262 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 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 136 [2024-11-28 02:18:31,263 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:18:31,270 INFO L225 Difference]: With dead ends: 2210 [2024-11-28 02:18:31,272 INFO L226 Difference]: Without dead ends: 1203 [2024-11-28 02:18:31,274 INFO L434 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 [2024-11-28 02:18:31,275 INFO L435 NwaCegarLoop]: 1793 mSDtfsCounter, 0 mSDsluCounter, 3576 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 5369 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 [2024-11-28 02:18:31,276 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 5369 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:18:31,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1203 states. [2024-11-28 02:18:31,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1203 to 1203. [2024-11-28 02:18:31,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1203 states, 1202 states have (on average 1.4966722129783694) internal successors, (1799), 1202 states have internal predecessors, (1799), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:18:31,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 1203 states and 1799 transitions. [2024-11-28 02:18:31,316 INFO L78 Accepts]: Start accepts. Automaton has 1203 states and 1799 transitions. Word has length 136 [2024-11-28 02:18:31,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:18:31,318 INFO L471 AbstractCegarLoop]: Abstraction has 1203 states and 1799 transitions. [2024-11-28 02:18:31,319 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 34.0) internal successors, (136), 4 states have internal predecessors, (136), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:18:31,319 INFO L276 IsEmpty]: Start isEmpty. Operand 1203 states and 1799 transitions. [2024-11-28 02:18:31,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2024-11-28 02:18:31,326 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:18:31,326 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:18:31,327 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 02:18:31,327 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:18:31,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:18:31,327 INFO L85 PathProgramCache]: Analyzing trace with hash -447779688, now seen corresponding path program 1 times [2024-11-28 02:18:31,328 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:18:31,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [384724833] [2024-11-28 02:18:31,328 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:18:31,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:18:31,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:18:32,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:18:32,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:18:32,540 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [384724833] [2024-11-28 02:18:32,540 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [384724833] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:18:32,542 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:18:32,542 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-28 02:18:32,543 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989452974] [2024-11-28 02:18:32,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:18:32,543 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-28 02:18:32,543 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:18:32,544 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-28 02:18:32,544 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-28 02:18:32,544 INFO L87 Difference]: Start difference. First operand 1203 states and 1799 transitions. Second operand has 6 states, 6 states have (on average 22.833333333333332) internal successors, (137), 6 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:18:33,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:18:33,314 INFO L93 Difference]: Finished difference Result 2289 states and 3419 transitions. [2024-11-28 02:18:33,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:18:33,315 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 22.833333333333332) internal successors, (137), 6 states have internal predecessors, (137), 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 137 [2024-11-28 02:18:33,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:18:33,320 INFO L225 Difference]: With dead ends: 2289 [2024-11-28 02:18:33,321 INFO L226 Difference]: Without dead ends: 1280 [2024-11-28 02:18:33,322 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-28 02:18:33,323 INFO L435 NwaCegarLoop]: 1741 mSDtfsCounter, 1919 mSDsluCounter, 5225 mSDsCounter, 0 mSdLazyCounter, 214 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1919 SdHoareTripleChecker+Valid, 6966 SdHoareTripleChecker+Invalid, 214 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 214 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2024-11-28 02:18:33,323 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1919 Valid, 6966 Invalid, 214 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 214 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2024-11-28 02:18:33,325 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1280 states. [2024-11-28 02:18:33,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1280 to 1261. [2024-11-28 02:18:33,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1261 states, 1260 states have (on average 1.496031746031746) internal successors, (1885), 1260 states have internal predecessors, (1885), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:18:33,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 1261 states and 1885 transitions. [2024-11-28 02:18:33,356 INFO L78 Accepts]: Start accepts. Automaton has 1261 states and 1885 transitions. Word has length 137 [2024-11-28 02:18:33,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:18:33,357 INFO L471 AbstractCegarLoop]: Abstraction has 1261 states and 1885 transitions. [2024-11-28 02:18:33,357 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 22.833333333333332) internal successors, (137), 6 states have internal predecessors, (137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:18:33,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1261 states and 1885 transitions. [2024-11-28 02:18:33,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2024-11-28 02:18:33,359 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:18:33,359 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:18:33,359 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 02:18:33,359 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:18:33,360 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:18:33,360 INFO L85 PathProgramCache]: Analyzing trace with hash -87380794, now seen corresponding path program 1 times [2024-11-28 02:18:33,360 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:18:33,360 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [215091132] [2024-11-28 02:18:33,360 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:18:33,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:18:33,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:18:34,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:18:34,212 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:18:34,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [215091132] [2024-11-28 02:18:34,213 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [215091132] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:18:34,213 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:18:34,213 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-11-28 02:18:34,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963897277] [2024-11-28 02:18:34,213 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:18:34,214 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-28 02:18:34,214 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:18:34,215 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-28 02:18:34,215 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-11-28 02:18:34,215 INFO L87 Difference]: Start difference. First operand 1261 states and 1885 transitions. Second operand has 8 states, 8 states have (on average 17.25) internal successors, (138), 8 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:18:35,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:18:35,184 INFO L93 Difference]: Finished difference Result 2291 states and 3421 transitions. [2024-11-28 02:18:35,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-28 02:18:35,185 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 17.25) internal successors, (138), 8 states have internal predecessors, (138), 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 138 [2024-11-28 02:18:35,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:18:35,191 INFO L225 Difference]: With dead ends: 2291 [2024-11-28 02:18:35,191 INFO L226 Difference]: Without dead ends: 1282 [2024-11-28 02:18:35,193 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=115, Unknown=0, NotChecked=0, Total=156 [2024-11-28 02:18:35,194 INFO L435 NwaCegarLoop]: 1740 mSDtfsCounter, 1922 mSDsluCounter, 8696 mSDsCounter, 0 mSdLazyCounter, 334 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1922 SdHoareTripleChecker+Valid, 10436 SdHoareTripleChecker+Invalid, 334 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 334 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-28 02:18:35,194 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1922 Valid, 10436 Invalid, 334 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 334 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-28 02:18:35,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1282 states. [2024-11-28 02:18:35,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1282 to 1264. [2024-11-28 02:18:35,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1264 states, 1263 states have (on average 1.4956452889944576) internal successors, (1889), 1263 states have internal predecessors, (1889), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:18:35,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 1264 states and 1889 transitions. [2024-11-28 02:18:35,228 INFO L78 Accepts]: Start accepts. Automaton has 1264 states and 1889 transitions. Word has length 138 [2024-11-28 02:18:35,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:18:35,229 INFO L471 AbstractCegarLoop]: Abstraction has 1264 states and 1889 transitions. [2024-11-28 02:18:35,229 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 17.25) internal successors, (138), 8 states have internal predecessors, (138), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:18:35,229 INFO L276 IsEmpty]: Start isEmpty. Operand 1264 states and 1889 transitions. [2024-11-28 02:18:35,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-28 02:18:35,230 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:18:35,230 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:18:35,231 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 02:18:35,231 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:18:35,231 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:18:35,232 INFO L85 PathProgramCache]: Analyzing trace with hash 1905509813, now seen corresponding path program 1 times [2024-11-28 02:18:35,232 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:18:35,232 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1410541363] [2024-11-28 02:18:35,232 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:18:35,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:18:35,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:18:36,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:18:36,817 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:18:36,817 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1410541363] [2024-11-28 02:18:36,817 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1410541363] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:18:36,817 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:18:36,817 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-11-28 02:18:36,818 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2069743620] [2024-11-28 02:18:36,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:18:36,819 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 02:18:36,819 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:18:36,820 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 02:18:36,820 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2024-11-28 02:18:36,820 INFO L87 Difference]: Start difference. First operand 1264 states and 1889 transitions. Second operand has 9 states, 9 states have (on average 15.444444444444445) internal successors, (139), 9 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:18:38,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:18:38,060 INFO L93 Difference]: Finished difference Result 2291 states and 3420 transitions. [2024-11-28 02:18:38,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 02:18:38,061 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 15.444444444444445) internal successors, (139), 9 states have internal predecessors, (139), 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 139 [2024-11-28 02:18:38,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:18:38,066 INFO L225 Difference]: With dead ends: 2291 [2024-11-28 02:18:38,067 INFO L226 Difference]: Without dead ends: 1282 [2024-11-28 02:18:38,068 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2024-11-28 02:18:38,069 INFO L435 NwaCegarLoop]: 1736 mSDtfsCounter, 1916 mSDsluCounter, 10416 mSDsCounter, 0 mSdLazyCounter, 413 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1916 SdHoareTripleChecker+Valid, 12152 SdHoareTripleChecker+Invalid, 414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:18:38,071 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1916 Valid, 12152 Invalid, 414 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 413 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-28 02:18:38,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1282 states. [2024-11-28 02:18:38,098 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1282 to 1268. [2024-11-28 02:18:38,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1268 states, 1267 states have (on average 1.4948697711128651) internal successors, (1894), 1267 states have internal predecessors, (1894), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:18:38,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1268 states to 1268 states and 1894 transitions. [2024-11-28 02:18:38,107 INFO L78 Accepts]: Start accepts. Automaton has 1268 states and 1894 transitions. Word has length 139 [2024-11-28 02:18:38,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:18:38,107 INFO L471 AbstractCegarLoop]: Abstraction has 1268 states and 1894 transitions. [2024-11-28 02:18:38,107 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 15.444444444444445) internal successors, (139), 9 states have internal predecessors, (139), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:18:38,107 INFO L276 IsEmpty]: Start isEmpty. Operand 1268 states and 1894 transitions. [2024-11-28 02:18:38,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2024-11-28 02:18:38,109 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:18:38,110 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:18:38,110 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-28 02:18:38,111 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:18:38,111 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:18:38,111 INFO L85 PathProgramCache]: Analyzing trace with hash 505808005, now seen corresponding path program 1 times [2024-11-28 02:18:38,111 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:18:38,112 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [161667983] [2024-11-28 02:18:38,112 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:18:38,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:18:38,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:18:38,277 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-28 02:18:38,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-28 02:18:38,788 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-28 02:18:38,789 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-28 02:18:38,790 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 02:18:38,792 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-28 02:18:38,795 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2024-11-28 02:18:38,923 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 02:18:38,926 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:18:38 BoogieIcfgContainer [2024-11-28 02:18:38,926 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 02:18:38,927 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:18:38,927 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:18:38,927 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:18:38,928 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:18:27" (3/4) ... [2024-11-28 02:18:38,930 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-28 02:18:38,931 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:18:38,932 INFO L158 Benchmark]: Toolchain (without parser) took 22339.64ms. Allocated memory was 142.6MB in the beginning and 536.9MB in the end (delta: 394.3MB). Free memory was 112.1MB in the beginning and 345.5MB in the end (delta: -233.3MB). Peak memory consumption was 161.5MB. Max. memory is 16.1GB. [2024-11-28 02:18:38,932 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 117.4MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:18:38,932 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1533.37ms. Allocated memory is still 142.6MB. Free memory was 111.9MB in the beginning and 57.4MB in the end (delta: 54.5MB). Peak memory consumption was 105.8MB. Max. memory is 16.1GB. [2024-11-28 02:18:38,933 INFO L158 Benchmark]: Boogie Procedure Inliner took 830.87ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 57.4MB in the beginning and 164.7MB in the end (delta: -107.3MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. [2024-11-28 02:18:38,933 INFO L158 Benchmark]: Boogie Preprocessor took 938.38ms. Allocated memory was 285.2MB in the beginning and 838.9MB in the end (delta: 553.6MB). Free memory was 164.7MB in the beginning and 700.3MB in the end (delta: -535.6MB). Peak memory consumption was 92.8MB. Max. memory is 16.1GB. [2024-11-28 02:18:38,933 INFO L158 Benchmark]: RCFGBuilder took 7980.46ms. Allocated memory was 838.9MB in the beginning and 478.2MB in the end (delta: -360.7MB). Free memory was 700.3MB in the beginning and 81.0MB in the end (delta: 619.2MB). Peak memory consumption was 277.8MB. Max. memory is 16.1GB. [2024-11-28 02:18:38,934 INFO L158 Benchmark]: TraceAbstraction took 11042.53ms. Allocated memory was 478.2MB in the beginning and 536.9MB in the end (delta: 58.7MB). Free memory was 81.0MB in the beginning and 345.5MB in the end (delta: -264.4MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. [2024-11-28 02:18:38,934 INFO L158 Benchmark]: Witness Printer took 4.38ms. Allocated memory is still 536.9MB. Free memory was 345.5MB in the beginning and 345.5MB in the end (delta: 18.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:18:38,936 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 117.4MB. Free memory is still 74.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1533.37ms. Allocated memory is still 142.6MB. Free memory was 111.9MB in the beginning and 57.4MB in the end (delta: 54.5MB). Peak memory consumption was 105.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 830.87ms. Allocated memory was 142.6MB in the beginning and 285.2MB in the end (delta: 142.6MB). Free memory was 57.4MB in the beginning and 164.7MB in the end (delta: -107.3MB). Peak memory consumption was 77.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 938.38ms. Allocated memory was 285.2MB in the beginning and 838.9MB in the end (delta: 553.6MB). Free memory was 164.7MB in the beginning and 700.3MB in the end (delta: -535.6MB). Peak memory consumption was 92.8MB. Max. memory is 16.1GB. * RCFGBuilder took 7980.46ms. Allocated memory was 838.9MB in the beginning and 478.2MB in the end (delta: -360.7MB). Free memory was 700.3MB in the beginning and 81.0MB in the end (delta: 619.2MB). Peak memory consumption was 277.8MB. Max. memory is 16.1GB. * TraceAbstraction took 11042.53ms. Allocated memory was 478.2MB in the beginning and 536.9MB in the end (delta: 58.7MB). Free memory was 81.0MB in the beginning and 345.5MB in the end (delta: -264.4MB). Peak memory consumption was 58.5MB. Max. memory is 16.1GB. * Witness Printer took 4.38ms. Allocated memory is still 536.9MB. Free memory was 345.5MB in the beginning and 345.5MB in the end (delta: 18.8kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 21]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of bitwiseOr at line 429, overapproximation of bitwiseAnd at line 434. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_7 mask_SORT_7 = (SORT_7)-1 >> (sizeof(SORT_7) * 8 - 32); [L30] const SORT_7 msb_SORT_7 = (SORT_7)1 << (32 - 1); [L32] const SORT_9 mask_SORT_9 = (SORT_9)-1 >> (sizeof(SORT_9) * 8 - 2); [L33] const SORT_9 msb_SORT_9 = (SORT_9)1 << (2 - 1); [L35] const SORT_20 mask_SORT_20 = (SORT_20)-1 >> (sizeof(SORT_20) * 8 - 3); [L36] const SORT_20 msb_SORT_20 = (SORT_20)1 << (3 - 1); [L38] const SORT_167 mask_SORT_167 = (SORT_167)-1 >> (sizeof(SORT_167) * 8 - 31); [L39] const SORT_167 msb_SORT_167 = (SORT_167)1 << (31 - 1); [L41] const SORT_1 var_90 = 0; [L42] const SORT_7 var_94 = 0; [L43] const SORT_1 var_117 = 1; [L44] const SORT_7 var_124 = 1618477080; [L45] const SORT_9 var_141 = 0; [L46] const SORT_9 var_150 = 2; [L47] const SORT_9 var_154 = 3; [L48] const SORT_9 var_165 = 1; [L49] const SORT_167 var_168 = 1618477056; [L50] const SORT_167 var_171 = 1618478076; [L51] const SORT_20 var_216 = 0; [L52] const SORT_20 var_220 = 2; [L53] const SORT_20 var_222 = 4; [L54] const SORT_20 var_235 = 3; [L55] const SORT_20 var_320 = 5; [L56] const SORT_20 var_322 = 7; [L57] const SORT_20 var_335 = 6; [L58] const SORT_20 var_369 = 1; [L60] SORT_1 input_2; [L61] SORT_1 input_3; [L62] SORT_1 input_4; [L63] SORT_1 input_5; [L64] SORT_1 input_6; [L65] SORT_7 input_8; [L66] SORT_9 input_10; [L67] SORT_1 input_11; [L68] SORT_7 input_12; [L69] SORT_7 input_13; [L70] SORT_1 input_14; [L71] SORT_7 input_15; [L72] SORT_1 input_16; [L73] SORT_1 input_17; [L74] SORT_1 input_18; [L75] SORT_7 input_19; [L76] SORT_20 input_21; [L77] SORT_7 input_22; [L78] SORT_1 input_23; [L79] SORT_1 input_24; [L80] SORT_7 input_25; [L81] SORT_1 input_26; [L82] SORT_1 input_27; [L83] SORT_1 input_28; [L84] SORT_1 input_29; [L85] SORT_1 input_30; [L86] SORT_1 input_31; [L87] SORT_9 input_32; [L88] SORT_9 input_33; [L89] SORT_7 input_34; [L90] SORT_7 input_35; [L91] SORT_1 input_36; [L92] SORT_9 input_37; [L93] SORT_9 input_38; [L94] SORT_7 input_39; [L95] SORT_7 input_40; [L96] SORT_1 input_41; [L97] SORT_1 input_42; [L98] SORT_1 input_43; [L99] SORT_7 input_44; [L100] SORT_7 input_45; [L101] SORT_1 input_46; [L102] SORT_1 input_47; [L103] SORT_1 input_48; [L104] SORT_1 input_49; [L105] SORT_9 input_50; [L106] SORT_9 input_51; [L107] SORT_1 input_52; [L108] SORT_1 input_53; [L109] SORT_1 input_54; [L110] SORT_1 input_55; [L111] SORT_1 input_56; [L112] SORT_1 input_57; [L113] SORT_1 input_58; [L114] SORT_1 input_59; [L115] SORT_1 input_60; [L116] SORT_1 input_61; [L117] SORT_9 input_62; [L118] SORT_9 input_63; [L119] SORT_1 input_64; [L120] SORT_1 input_65; [L121] SORT_1 input_66; [L122] SORT_1 input_67; [L123] SORT_9 input_68; [L124] SORT_9 input_69; [L125] SORT_7 input_70; [L126] SORT_7 input_71; [L127] SORT_7 input_72; [L128] SORT_7 input_73; [L129] SORT_9 input_74; [L130] SORT_9 input_75; [L131] SORT_7 input_76; [L132] SORT_7 input_77; [L133] SORT_7 input_78; [L134] SORT_7 input_79; [L135] SORT_20 input_80; [L136] SORT_20 input_81; [L137] SORT_1 input_82; [L138] SORT_1 input_83; [L139] SORT_7 input_84; [L140] SORT_7 input_85; [L141] SORT_7 input_86; [L142] SORT_7 input_87; [L143] SORT_1 input_88; [L144] SORT_1 input_89; [L146] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L146] SORT_1 state_91 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L147] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L147] SORT_7 state_95 = __VERIFIER_nondet_uint() & mask_SORT_7; [L148] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L148] SORT_1 state_97 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L149] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L149] SORT_7 state_105 = __VERIFIER_nondet_uint() & mask_SORT_7; [L150] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L150] SORT_7 state_121 = __VERIFIER_nondet_uint() & mask_SORT_7; [L151] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L151] SORT_1 state_126 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L152] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L152] SORT_1 state_131 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L153] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L153] SORT_7 state_136 = __VERIFIER_nondet_uint() & mask_SORT_7; [L154] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L154] SORT_9 state_142 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L155] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L155] SORT_1 state_145 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L156] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L156] SORT_9 state_151 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L157] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L157] SORT_1 state_159 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L158] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L158] SORT_1 state_203 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L159] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L159] SORT_1 state_206 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L160] EXPR __VERIFIER_nondet_uchar() & mask_SORT_20 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L160] SORT_20 state_217 = __VERIFIER_nondet_uchar() & mask_SORT_20; [L161] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L161] SORT_9 state_248 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L162] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L162] SORT_9 state_253 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L163] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L163] SORT_1 state_257 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L164] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L164] SORT_1 state_264 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L165] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L165] SORT_1 state_307 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L166] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L166] SORT_1 state_310 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L167] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L167] SORT_7 state_347 = __VERIFIER_nondet_uint() & mask_SORT_7; [L168] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L168] SORT_1 state_350 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L169] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L169] SORT_7 state_358 = __VERIFIER_nondet_uint() & mask_SORT_7; [L170] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L170] SORT_7 state_447 = __VERIFIER_nondet_uint() & mask_SORT_7; [L171] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L171] SORT_7 state_454 = __VERIFIER_nondet_uint() & mask_SORT_7; [L172] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L172] SORT_7 state_606 = __VERIFIER_nondet_uint() & mask_SORT_7; [L173] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L173] SORT_1 state_610 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L174] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L174] SORT_1 state_615 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L175] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L175] SORT_7 state_620 = __VERIFIER_nondet_uint() & mask_SORT_7; [L176] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L176] SORT_9 state_625 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L177] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L177] SORT_1 state_628 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L178] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L178] SORT_9 state_633 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L179] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L179] SORT_1 state_640 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L180] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L180] SORT_1 state_671 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L181] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L181] SORT_1 state_674 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L182] EXPR __VERIFIER_nondet_uchar() & mask_SORT_20 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L182] SORT_20 state_684 = __VERIFIER_nondet_uchar() & mask_SORT_20; [L183] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L183] SORT_9 state_712 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L184] EXPR __VERIFIER_nondet_uchar() & mask_SORT_9 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L184] SORT_9 state_717 = __VERIFIER_nondet_uchar() & mask_SORT_9; [L185] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L185] SORT_1 state_721 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L186] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L186] SORT_1 state_728 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L187] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L187] SORT_1 state_763 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L188] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L188] SORT_1 state_766 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L189] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L189] SORT_7 state_800 = __VERIFIER_nondet_uint() & mask_SORT_7; [L190] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L190] SORT_1 state_803 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L191] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L191] SORT_7 state_811 = __VERIFIER_nondet_uint() & mask_SORT_7; [L192] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L192] SORT_7 state_899 = __VERIFIER_nondet_uint() & mask_SORT_7; [L193] EXPR __VERIFIER_nondet_uint() & mask_SORT_7 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L193] SORT_7 state_906 = __VERIFIER_nondet_uint() & mask_SORT_7; [L195] SORT_1 init_92_arg_1 = var_90; [L196] state_91 = init_92_arg_1 [L197] SORT_7 init_96_arg_1 = var_94; [L198] state_95 = init_96_arg_1 [L199] SORT_1 init_98_arg_1 = var_90; [L200] state_97 = init_98_arg_1 [L201] SORT_7 init_106_arg_1 = var_94; [L202] state_105 = init_106_arg_1 [L203] SORT_7 init_122_arg_1 = var_94; [L204] state_121 = init_122_arg_1 [L205] SORT_1 init_127_arg_1 = var_90; [L206] state_126 = init_127_arg_1 [L207] SORT_1 init_132_arg_1 = var_90; [L208] state_131 = init_132_arg_1 [L209] SORT_7 init_137_arg_1 = var_94; [L210] state_136 = init_137_arg_1 [L211] SORT_9 init_143_arg_1 = var_141; [L212] state_142 = init_143_arg_1 [L213] SORT_1 init_146_arg_1 = var_90; [L214] state_145 = init_146_arg_1 [L215] SORT_9 init_152_arg_1 = var_141; [L216] state_151 = init_152_arg_1 [L217] SORT_1 init_160_arg_1 = var_90; [L218] state_159 = init_160_arg_1 [L219] SORT_1 init_204_arg_1 = var_90; [L220] state_203 = init_204_arg_1 [L221] SORT_1 init_207_arg_1 = var_90; [L222] state_206 = init_207_arg_1 [L223] SORT_20 init_218_arg_1 = var_216; [L224] state_217 = init_218_arg_1 [L225] SORT_9 init_249_arg_1 = var_141; [L226] state_248 = init_249_arg_1 [L227] SORT_9 init_254_arg_1 = var_141; [L228] state_253 = init_254_arg_1 [L229] SORT_1 init_258_arg_1 = var_90; [L230] state_257 = init_258_arg_1 [L231] SORT_1 init_265_arg_1 = var_90; [L232] state_264 = init_265_arg_1 [L233] SORT_1 init_308_arg_1 = var_90; [L234] state_307 = init_308_arg_1 [L235] SORT_1 init_311_arg_1 = var_90; [L236] state_310 = init_311_arg_1 [L237] SORT_7 init_348_arg_1 = var_94; [L238] state_347 = init_348_arg_1 [L239] SORT_1 init_351_arg_1 = var_90; [L240] state_350 = init_351_arg_1 [L241] SORT_7 init_359_arg_1 = var_94; [L242] state_358 = init_359_arg_1 [L243] SORT_7 init_448_arg_1 = var_94; [L244] state_447 = init_448_arg_1 [L245] SORT_7 init_455_arg_1 = var_94; [L246] state_454 = init_455_arg_1 [L247] SORT_7 init_607_arg_1 = var_94; [L248] state_606 = init_607_arg_1 [L249] SORT_1 init_611_arg_1 = var_90; [L250] state_610 = init_611_arg_1 [L251] SORT_1 init_616_arg_1 = var_90; [L252] state_615 = init_616_arg_1 [L253] SORT_7 init_621_arg_1 = var_94; [L254] state_620 = init_621_arg_1 [L255] SORT_9 init_626_arg_1 = var_141; [L256] state_625 = init_626_arg_1 [L257] SORT_1 init_629_arg_1 = var_90; [L258] state_628 = init_629_arg_1 [L259] SORT_9 init_634_arg_1 = var_141; [L260] state_633 = init_634_arg_1 [L261] SORT_1 init_641_arg_1 = var_90; [L262] state_640 = init_641_arg_1 [L263] SORT_1 init_672_arg_1 = var_90; [L264] state_671 = init_672_arg_1 [L265] SORT_1 init_675_arg_1 = var_90; [L266] state_674 = init_675_arg_1 [L267] SORT_20 init_685_arg_1 = var_216; [L268] state_684 = init_685_arg_1 [L269] SORT_9 init_713_arg_1 = var_141; [L270] state_712 = init_713_arg_1 [L271] SORT_9 init_718_arg_1 = var_141; [L272] state_717 = init_718_arg_1 [L273] SORT_1 init_722_arg_1 = var_90; [L274] state_721 = init_722_arg_1 [L275] SORT_1 init_729_arg_1 = var_90; [L276] state_728 = init_729_arg_1 [L277] SORT_1 init_764_arg_1 = var_90; [L278] state_763 = init_764_arg_1 [L279] SORT_1 init_767_arg_1 = var_90; [L280] state_766 = init_767_arg_1 [L281] SORT_7 init_801_arg_1 = var_94; [L282] state_800 = init_801_arg_1 [L283] SORT_1 init_804_arg_1 = var_90; [L284] state_803 = init_804_arg_1 [L285] SORT_7 init_812_arg_1 = var_94; [L286] state_811 = init_812_arg_1 [L287] SORT_7 init_900_arg_1 = var_94; [L288] state_899 = init_900_arg_1 [L289] SORT_7 init_907_arg_1 = var_94; [L290] state_906 = init_907_arg_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, state_105=0, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_95=0, state_97=0, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L293] input_2 = __VERIFIER_nondet_uchar() [L294] EXPR input_2 & mask_SORT_1 VAL [mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, state_105=0, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_95=0, state_97=0, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L294] input_2 = input_2 & mask_SORT_1 [L295] input_3 = __VERIFIER_nondet_uchar() [L296] EXPR input_3 & mask_SORT_1 VAL [input_2=0, mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, state_105=0, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_95=0, state_97=0, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L296] input_3 = input_3 & mask_SORT_1 [L297] input_4 = __VERIFIER_nondet_uchar() [L298] EXPR input_4 & mask_SORT_1 VAL [input_2=0, input_3=0, mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, state_105=0, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_95=0, state_97=0, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L298] input_4 = input_4 & mask_SORT_1 [L299] input_5 = __VERIFIER_nondet_uchar() [L300] input_6 = __VERIFIER_nondet_uchar() [L301] input_8 = __VERIFIER_nondet_uint() [L302] EXPR input_8 & mask_SORT_7 VAL [input_2=0, input_3=0, input_4=0, mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, state_105=0, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_95=0, state_97=0, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L302] input_8 = input_8 & mask_SORT_7 [L303] input_10 = __VERIFIER_nondet_uchar() [L304] input_11 = __VERIFIER_nondet_uchar() [L305] input_12 = __VERIFIER_nondet_uint() [L306] EXPR input_12 & mask_SORT_7 VAL [input_2=0, input_3=0, input_4=0, input_8=0, mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, state_105=0, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_95=0, state_97=0, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L306] input_12 = input_12 & mask_SORT_7 [L307] input_13 = __VERIFIER_nondet_uint() [L308] input_14 = __VERIFIER_nondet_uchar() [L309] EXPR input_14 & mask_SORT_1 VAL [input_12=0, input_2=0, input_3=0, input_4=0, input_8=0, mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, state_105=0, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_95=0, state_97=0, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L309] input_14 = input_14 & mask_SORT_1 [L310] input_15 = __VERIFIER_nondet_uint() [L311] input_16 = __VERIFIER_nondet_uchar() [L312] EXPR input_16 & mask_SORT_1 VAL [input_12=0, input_14=0, input_2=0, input_3=0, input_4=0, input_8=0, mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, state_105=0, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_95=0, state_97=0, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L312] input_16 = input_16 & mask_SORT_1 [L313] input_17 = __VERIFIER_nondet_uchar() [L314] input_18 = __VERIFIER_nondet_uchar() [L315] EXPR input_18 & mask_SORT_1 VAL [input_12=0, input_14=0, input_16=0, input_2=0, input_3=0, input_4=0, input_8=0, mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, state_105=0, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_95=0, state_97=0, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0] [L315] input_18 = input_18 & mask_SORT_1 [L316] input_19 = __VERIFIER_nondet_uint() [L317] input_21 = __VERIFIER_nondet_uchar() [L318] input_22 = __VERIFIER_nondet_uint() [L319] input_23 = __VERIFIER_nondet_uchar() [L320] input_24 = __VERIFIER_nondet_uchar() [L321] input_25 = __VERIFIER_nondet_uint() [L322] input_26 = __VERIFIER_nondet_uchar() [L323] input_27 = __VERIFIER_nondet_uchar() [L324] input_28 = __VERIFIER_nondet_uchar() [L325] input_29 = __VERIFIER_nondet_uchar() [L326] input_30 = __VERIFIER_nondet_uchar() [L327] input_31 = __VERIFIER_nondet_uchar() [L328] input_32 = __VERIFIER_nondet_uchar() [L329] input_33 = __VERIFIER_nondet_uchar() [L330] input_34 = __VERIFIER_nondet_uint() [L331] input_35 = __VERIFIER_nondet_uint() [L332] input_36 = __VERIFIER_nondet_uchar() [L333] input_37 = __VERIFIER_nondet_uchar() [L334] input_38 = __VERIFIER_nondet_uchar() [L335] input_39 = __VERIFIER_nondet_uint() [L336] input_40 = __VERIFIER_nondet_uint() [L337] input_41 = __VERIFIER_nondet_uchar() [L338] input_42 = __VERIFIER_nondet_uchar() [L339] input_43 = __VERIFIER_nondet_uchar() [L340] input_44 = __VERIFIER_nondet_uint() [L341] input_45 = __VERIFIER_nondet_uint() [L342] input_46 = __VERIFIER_nondet_uchar() [L343] input_47 = __VERIFIER_nondet_uchar() [L344] input_48 = __VERIFIER_nondet_uchar() [L345] input_49 = __VERIFIER_nondet_uchar() [L346] input_50 = __VERIFIER_nondet_uchar() [L347] input_51 = __VERIFIER_nondet_uchar() [L348] input_52 = __VERIFIER_nondet_uchar() [L349] input_53 = __VERIFIER_nondet_uchar() [L350] input_54 = __VERIFIER_nondet_uchar() [L351] input_55 = __VERIFIER_nondet_uchar() [L352] input_56 = __VERIFIER_nondet_uchar() [L353] input_57 = __VERIFIER_nondet_uchar() [L354] input_58 = __VERIFIER_nondet_uchar() [L355] input_59 = __VERIFIER_nondet_uchar() [L356] input_60 = __VERIFIER_nondet_uchar() [L357] input_61 = __VERIFIER_nondet_uchar() [L358] input_62 = __VERIFIER_nondet_uchar() [L359] input_63 = __VERIFIER_nondet_uchar() [L360] input_64 = __VERIFIER_nondet_uchar() [L361] input_65 = __VERIFIER_nondet_uchar() [L362] input_66 = __VERIFIER_nondet_uchar() [L363] input_67 = __VERIFIER_nondet_uchar() [L364] input_68 = __VERIFIER_nondet_uchar() [L365] input_69 = __VERIFIER_nondet_uchar() [L366] input_70 = __VERIFIER_nondet_uint() [L367] input_71 = __VERIFIER_nondet_uint() [L368] input_72 = __VERIFIER_nondet_uint() [L369] input_73 = __VERIFIER_nondet_uint() [L370] input_74 = __VERIFIER_nondet_uchar() [L371] input_75 = __VERIFIER_nondet_uchar() [L372] input_76 = __VERIFIER_nondet_uint() [L373] input_77 = __VERIFIER_nondet_uint() [L374] input_78 = __VERIFIER_nondet_uint() [L375] input_79 = __VERIFIER_nondet_uint() [L376] input_80 = __VERIFIER_nondet_uchar() [L377] input_81 = __VERIFIER_nondet_uchar() [L378] input_82 = __VERIFIER_nondet_uchar() [L379] input_83 = __VERIFIER_nondet_uchar() [L380] input_84 = __VERIFIER_nondet_uint() [L381] input_85 = __VERIFIER_nondet_uint() [L382] input_86 = __VERIFIER_nondet_uint() [L383] input_87 = __VERIFIER_nondet_uint() [L384] input_88 = __VERIFIER_nondet_uchar() [L385] input_89 = __VERIFIER_nondet_uchar() [L388] SORT_1 var_93_arg_0 = state_91; [L389] SORT_1 var_93 = ~var_93_arg_0; [L390] SORT_1 var_99_arg_0 = state_97; [L391] SORT_7 var_99_arg_1 = state_95; [L392] SORT_7 var_99_arg_2 = input_19; [L393] SORT_7 var_99 = var_99_arg_0 ? var_99_arg_1 : var_99_arg_2; [L394] SORT_7 var_100_arg_0 = var_99; [L395] SORT_1 var_100 = var_100_arg_0 >> 20; [L396] SORT_1 var_101_arg_0 = var_100; [L397] SORT_1 var_101 = ~var_101_arg_0; [L398] SORT_7 var_102_arg_0 = var_99; [L399] SORT_1 var_102 = var_102_arg_0 >> 22; [L400] SORT_1 var_103_arg_0 = var_101; [L401] SORT_1 var_103_arg_1 = var_102; VAL [input_12=0, input_14=0, input_16=0, input_18=0, input_19=1341128704, input_2=0, input_3=0, input_4=0, input_8=0, mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, state_105=0, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_97=0, var_103_arg_0=-256, var_103_arg_1=319, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_93=-1, var_94=0, var_99=1341128704] [L402] EXPR var_103_arg_0 & var_103_arg_1 VAL [input_12=0, input_14=0, input_16=0, input_18=0, input_19=1341128704, input_2=0, input_3=0, input_4=0, input_8=0, mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, state_105=0, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_97=0, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_93=-1, var_94=0, var_99=1341128704] [L402] SORT_1 var_103 = var_103_arg_0 & var_103_arg_1; [L403] SORT_1 var_104_arg_0 = var_103; [L404] SORT_1 var_104_arg_1 = input_17; VAL [input_12=0, input_14=0, input_16=0, input_17=0, input_18=0, input_19=1341128704, input_2=0, input_3=0, input_4=0, input_8=0, mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, state_105=0, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_97=0, var_104_arg_0=0, var_104_arg_1=0, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_93=-1, var_94=0, var_99=1341128704] [L405] EXPR var_104_arg_0 | var_104_arg_1 VAL [input_12=0, input_14=0, input_16=0, input_17=0, input_18=0, input_19=1341128704, input_2=0, input_3=0, input_4=0, input_8=0, mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, state_105=0, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_97=0, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_93=-1, var_94=0, var_99=1341128704] [L405] SORT_1 var_104 = var_104_arg_0 | var_104_arg_1; [L406] EXPR var_104 & mask_SORT_1 VAL [input_12=0, input_14=0, input_16=0, input_17=0, input_18=0, input_19=1341128704, input_2=0, input_3=0, input_4=0, input_8=0, mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, state_105=0, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_97=0, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_93=-1, var_94=0, var_99=1341128704] [L406] var_104 = var_104 & mask_SORT_1 [L407] SORT_1 var_107_arg_0 = state_97; [L408] SORT_7 var_107_arg_1 = state_105; [L409] SORT_7 var_107_arg_2 = input_19; [L410] SORT_7 var_107 = var_107_arg_0 ? var_107_arg_1 : var_107_arg_2; [L411] SORT_7 var_108_arg_0 = var_107; [L412] SORT_1 var_108 = var_108_arg_0 >> 20; [L413] SORT_1 var_109_arg_0 = var_108; [L414] SORT_1 var_109 = ~var_109_arg_0; [L415] SORT_7 var_110_arg_0 = var_107; [L416] SORT_1 var_110 = var_110_arg_0 >> 22; [L417] SORT_1 var_111_arg_0 = var_109; [L418] SORT_1 var_111_arg_1 = var_110; VAL [input_12=0, input_14=0, input_16=0, input_17=0, input_18=0, input_2=0, input_3=0, input_4=0, input_8=0, mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_97=0, var_104=0, var_107=1341128704, var_111_arg_0=-256, var_111_arg_1=319, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_93=-1, var_94=0, var_99=1341128704] [L419] EXPR var_111_arg_0 & var_111_arg_1 VAL [input_12=0, input_14=0, input_16=0, input_17=0, input_18=0, input_2=0, input_3=0, input_4=0, input_8=0, mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_97=0, var_104=0, var_107=1341128704, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_93=-1, var_94=0, var_99=1341128704] [L419] SORT_1 var_111 = var_111_arg_0 & var_111_arg_1; [L420] SORT_1 var_112_arg_0 = var_111; [L421] SORT_1 var_112_arg_1 = input_17; VAL [input_12=0, input_14=0, input_16=0, input_18=0, input_2=0, input_3=0, input_4=0, input_8=0, mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_97=0, var_104=0, var_107=1341128704, var_112_arg_0=0, var_112_arg_1=0, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_93=-1, var_94=0, var_99=1341128704] [L422] EXPR var_112_arg_0 | var_112_arg_1 VAL [input_12=0, input_14=0, input_16=0, input_18=0, input_2=0, input_3=0, input_4=0, input_8=0, mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_97=0, var_104=0, var_107=1341128704, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_93=-1, var_94=0, var_99=1341128704] [L422] SORT_1 var_112 = var_112_arg_0 | var_112_arg_1; [L423] EXPR var_112 & mask_SORT_1 VAL [input_12=0, input_14=0, input_16=0, input_18=0, input_2=0, input_3=0, input_4=0, input_8=0, mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_97=0, var_104=0, var_107=1341128704, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_93=-1, var_94=0, var_99=1341128704] [L423] var_112 = var_112 & mask_SORT_1 [L424] SORT_1 var_113_arg_0 = var_104; [L425] SORT_1 var_113_arg_1 = var_112; [L426] SORT_1 var_113 = var_113_arg_0 == var_113_arg_1; [L427] SORT_1 var_114_arg_0 = var_93; [L428] SORT_1 var_114_arg_1 = var_113; VAL [input_12=0, input_14=0, input_16=0, input_18=0, input_2=0, input_3=0, input_4=0, input_8=0, mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_97=0, var_107=1341128704, var_114_arg_0=-1, var_114_arg_1=1, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0, var_99=1341128704] [L429] EXPR var_114_arg_0 | var_114_arg_1 VAL [input_12=0, input_14=0, input_16=0, input_18=0, input_2=0, input_3=0, input_4=0, input_8=0, mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_97=0, var_107=1341128704, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0, var_99=1341128704] [L429] SORT_1 var_114 = var_114_arg_0 | var_114_arg_1; [L430] SORT_1 var_118_arg_0 = var_114; [L431] SORT_1 var_118 = ~var_118_arg_0; [L432] SORT_1 var_119_arg_0 = var_117; [L433] SORT_1 var_119_arg_1 = var_118; VAL [input_12=0, input_14=0, input_16=0, input_18=0, input_2=0, input_3=0, input_4=0, input_8=0, mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_97=0, var_107=1341128704, var_117=1, var_119_arg_0=1, var_119_arg_1=-1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0, var_99=1341128704] [L434] EXPR var_119_arg_0 & var_119_arg_1 VAL [input_12=0, input_14=0, input_16=0, input_18=0, input_2=0, input_3=0, input_4=0, input_8=0, mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_97=0, var_107=1341128704, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0, var_99=1341128704] [L434] SORT_1 var_119 = var_119_arg_0 & var_119_arg_1; [L435] EXPR var_119 & mask_SORT_1 VAL [input_12=0, input_14=0, input_16=0, input_18=0, input_2=0, input_3=0, input_4=0, input_8=0, mask_SORT_167=2147483647, mask_SORT_1=1, mask_SORT_20=7, mask_SORT_7=-1, mask_SORT_9=3, state_121=0, state_126=0, state_131=0, state_136=0, state_142=0, state_145=0, state_151=0, state_159=0, state_203=0, state_206=0, state_217=0, state_248=0, state_253=0, state_257=0, state_264=0, state_307=0, state_310=0, state_347=0, state_350=0, state_358=0, state_447=0, state_454=0, state_606=0, state_610=0, state_615=0, state_620=0, state_625=0, state_628=0, state_633=0, state_640=0, state_671=0, state_674=0, state_684=0, state_712=0, state_717=0, state_721=0, state_728=0, state_763=0, state_766=0, state_800=0, state_803=0, state_811=0, state_899=0, state_906=0, state_91=0, state_97=0, var_107=1341128704, var_117=1, var_124=1618477080, var_141=0, var_150=2, var_154=3, var_165=1, var_168=1618477056, var_171=1618478076, var_216=0, var_220=2, var_222=4, var_235=3, var_320=5, var_322=7, var_335=6, var_369=1, var_90=0, var_94=0, var_99=1341128704] [L435] var_119 = var_119 & mask_SORT_1 [L436] SORT_1 bad_120_arg_0 = var_119; [L437] CALL __VERIFIER_assert(!(bad_120_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 1202 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.8s, OverallIterations: 6, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5757 SdHoareTripleChecker+Valid, 2.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5757 mSDsluCounter, 40296 SdHoareTripleChecker+Invalid, 2.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 31493 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 987 IncrementalHoareTripleChecker+Invalid, 988 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 8803 mSDtfsCounter, 987 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1268occurred in iteration=5, InterpolantAutomatonStates: 31, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 5 MinimizatonAttempts, 51 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 825 NumberOfCodeBlocks, 825 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 680 ConstructedInterpolants, 0 QuantifiedInterpolants, 2197 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 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, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-28 02:18:38,961 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB --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 4078dc19ac6c1bfb9feff393fa580cb3de2194e5e6fafda251b099599600c808 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:18:41,752 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:18:41,885 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-28 02:18:41,905 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:18:41,906 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:18:41,932 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:18:41,933 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:18:41,933 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:18:41,933 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:18:41,933 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:18:41,933 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:18:41,934 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:18:41,934 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:18:41,934 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:18:41,934 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:18:41,934 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:18:41,935 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:18:41,935 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:18:41,935 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:18:41,935 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:18:41,935 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:18:41,935 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 02:18:41,936 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 02:18:41,936 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 02:18:41,936 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:18:41,936 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:18:41,936 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:18:41,936 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:18:41,936 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:18:41,936 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:18:41,936 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:18:41,936 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:18:41,937 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:18:41,937 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:18:41,937 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:18:41,937 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:18:41,937 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:18:41,937 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:18:41,937 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:18:41,938 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:18:41,938 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:18:41,938 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 02:18:41,938 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 02:18:41,938 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:18:41,938 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:18:41,938 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:18:41,938 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:18:41,938 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 4078dc19ac6c1bfb9feff393fa580cb3de2194e5e6fafda251b099599600c808 [2024-11-28 02:18:42,298 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:18:42,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:18:42,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:18:42,310 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:18:42,310 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:18:42,312 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c [2024-11-28 02:18:45,477 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/data/e257dc75a/686e960967874e32b7ecd5afc2fd6421/FLAGd96c9fec4 [2024-11-28 02:18:46,030 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:18:46,031 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c [2024-11-28 02:18:46,059 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/data/e257dc75a/686e960967874e32b7ecd5afc2fd6421/FLAGd96c9fec4 [2024-11-28 02:18:46,082 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/data/e257dc75a/686e960967874e32b7ecd5afc2fd6421 [2024-11-28 02:18:46,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:18:46,087 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:18:46,089 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:18:46,091 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:18:46,099 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:18:46,101 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:18:46" (1/1) ... [2024-11-28 02:18:46,102 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e7abcf4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:46, skipping insertion in model container [2024-11-28 02:18:46,102 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:18:46" (1/1) ... [2024-11-28 02:18:46,218 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:18:46,477 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c[1246,1259] [2024-11-28 02:18:47,019 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:18:47,037 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:18:47,049 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.cal185.c[1246,1259] [2024-11-28 02:18:47,294 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:18:47,361 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:18:47,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:47 WrapperNode [2024-11-28 02:18:47,362 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:18:47,363 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:18:47,364 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:18:47,364 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:18:47,373 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:47" (1/1) ... [2024-11-28 02:18:47,437 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:47" (1/1) ... [2024-11-28 02:18:47,677 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3605 [2024-11-28 02:18:47,677 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:18:47,678 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:18:47,678 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:18:47,678 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:18:47,689 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:47" (1/1) ... [2024-11-28 02:18:47,689 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:47" (1/1) ... [2024-11-28 02:18:47,713 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:47" (1/1) ... [2024-11-28 02:18:47,794 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]. [2024-11-28 02:18:47,801 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:47" (1/1) ... [2024-11-28 02:18:47,801 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:47" (1/1) ... [2024-11-28 02:18:47,889 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:47" (1/1) ... [2024-11-28 02:18:47,894 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:47" (1/1) ... [2024-11-28 02:18:47,901 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:47" (1/1) ... [2024-11-28 02:18:47,910 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:47" (1/1) ... [2024-11-28 02:18:47,923 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:47" (1/1) ... [2024-11-28 02:18:47,967 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:18:47,968 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:18:47,968 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:18:47,968 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:18:47,969 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:47" (1/1) ... [2024-11-28 02:18:47,983 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:18:48,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:18:48,023 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:18:48,031 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:18:48,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:18:48,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 02:18:48,067 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:18:48,067 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:18:48,833 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:18:48,835 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:18:52,331 INFO L? ?]: Removed 188 outVars from TransFormulas that were not future-live. [2024-11-28 02:18:52,331 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:18:52,342 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:18:52,343 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 02:18:52,343 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:18:52 BoogieIcfgContainer [2024-11-28 02:18:52,344 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:18:52,347 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:18:52,348 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:18:52,353 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:18:52,354 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:18:46" (1/3) ... [2024-11-28 02:18:52,355 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68c08573 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:18:52, skipping insertion in model container [2024-11-28 02:18:52,355 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:18:47" (2/3) ... [2024-11-28 02:18:52,357 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68c08573 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:18:52, skipping insertion in model container [2024-11-28 02:18:52,357 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:18:52" (3/3) ... [2024-11-28 02:18:52,359 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.cal185.c [2024-11-28 02:18:52,376 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:18:52,379 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.cal185.c that has 1 procedures, 10 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-28 02:18:52,442 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:18:52,459 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=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;@285df1f7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:18:52,460 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:18:52,467 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:18:52,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-28 02:18:52,473 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:18:52,473 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-28 02:18:52,474 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:18:52,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:18:52,482 INFO L85 PathProgramCache]: Analyzing trace with hash 28694789, now seen corresponding path program 1 times [2024-11-28 02:18:52,499 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:18:52,500 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [332645812] [2024-11-28 02:18:52,500 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:18:52,501 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:18:52,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:18:52,506 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:18:52,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 02:18:53,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:18:53,391 INFO L256 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-28 02:18:53,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:18:53,607 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:18:53,610 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:18:53,611 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:18:53,611 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [332645812] [2024-11-28 02:18:53,612 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [332645812] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:18:53,612 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:18:53,612 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 02:18:53,614 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107036946] [2024-11-28 02:18:53,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:18:53,622 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 02:18:53,623 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:18:53,644 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 02:18:53,645 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 02:18:53,647 INFO L87 Difference]: Start difference. First operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:18:53,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:18:53,912 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2024-11-28 02:18:53,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 02:18:53,917 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2024-11-28 02:18:53,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:18:53,924 INFO L225 Difference]: With dead ends: 18 [2024-11-28 02:18:53,925 INFO L226 Difference]: Without dead ends: 10 [2024-11-28 02:18:53,928 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-28 02:18:53,934 INFO L435 NwaCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 02:18:53,937 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 02:18:53,952 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-11-28 02:18:53,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2024-11-28 02:18:53,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:18:53,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-28 02:18:53,971 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2024-11-28 02:18:53,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:18:53,971 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-28 02:18:53,972 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:18:53,972 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-28 02:18:53,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-28 02:18:53,973 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:18:53,973 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2024-11-28 02:18:53,988 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-28 02:18:54,174 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:18:54,175 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:18:54,175 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:18:54,175 INFO L85 PathProgramCache]: Analyzing trace with hash 152739811, now seen corresponding path program 1 times [2024-11-28 02:18:54,182 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:18:54,182 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1202395397] [2024-11-28 02:18:54,182 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:18:54,182 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:18:54,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:18:54,186 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:18:54,193 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 02:18:55,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:18:55,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 51 conjuncts are in the unsatisfiable core [2024-11-28 02:18:55,473 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:18:55,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:18:55,733 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:18:56,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:18:56,943 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:18:56,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1202395397] [2024-11-28 02:18:56,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1202395397] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 02:18:56,944 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 02:18:56,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2024-11-28 02:18:56,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105778224] [2024-11-28 02:18:56,944 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 02:18:56,947 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 02:18:56,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:18:56,947 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 02:18:56,948 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2024-11-28 02:18:56,948 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 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) [2024-11-28 02:18:57,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:18:57,520 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2024-11-28 02:18:57,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-28 02:18:57,521 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2024-11-28 02:18:57,521 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:18:57,522 INFO L225 Difference]: With dead ends: 15 [2024-11-28 02:18:57,522 INFO L226 Difference]: Without dead ends: 13 [2024-11-28 02:18:57,522 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=50, Invalid=106, Unknown=0, NotChecked=0, Total=156 [2024-11-28 02:18:57,523 INFO L435 NwaCegarLoop]: 4 mSDtfsCounter, 8 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-28 02:18:57,524 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 19 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-28 02:18:57,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2024-11-28 02:18:57,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2024-11-28 02:18:57,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:18:57,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-28 02:18:57,529 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2024-11-28 02:18:57,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:18:57,530 INFO L471 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2024-11-28 02:18:57,530 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 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) [2024-11-28 02:18:57,530 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-28 02:18:57,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-28 02:18:57,531 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:18:57,531 INFO L218 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2024-11-28 02:18:57,544 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-28 02:18:57,735 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:18:57,736 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:18:57,736 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:18:57,736 INFO L85 PathProgramCache]: Analyzing trace with hash 1906115653, now seen corresponding path program 2 times [2024-11-28 02:18:57,739 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:18:57,739 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [932081075] [2024-11-28 02:18:57,739 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-28 02:18:57,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:18:57,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:18:57,741 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:18:57,745 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 02:18:59,201 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-28 02:18:59,201 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-28 02:18:59,220 INFO L256 TraceCheckSpWp]: Trace formula consists of 404 conjuncts, 61 conjuncts are in the unsatisfiable core [2024-11-28 02:18:59,256 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:19:01,330 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:19:01,331 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-28 02:19:51,698 WARN L286 SmtUtils]: Spent 15.67s on a formula simplification that was a NOOP. DAG size: 507 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-28 02:21:19,413 WARN L286 SmtUtils]: Spent 25.25s on a formula simplification that was a NOOP. DAG size: 559 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-28 02:22:22,065 WARN L286 SmtUtils]: Spent 27.49s on a formula simplification. DAG size of input: 560 DAG size of output: 526 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-28 02:22:48,154 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 02:22:48,155 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:22:48,155 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [932081075] [2024-11-28 02:22:48,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [932081075] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-28 02:22:48,155 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-28 02:22:48,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2024-11-28 02:22:48,155 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882294212] [2024-11-28 02:22:48,155 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-28 02:22:48,156 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-28 02:22:48,156 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:22:48,156 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-28 02:22:48,157 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=101, Unknown=3, NotChecked=0, Total=132 [2024-11-28 02:22:48,157 INFO L87 Difference]: Start difference. First operand 12 states and 12 transitions. Second operand has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 12 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:22:49,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:22:49,109 INFO L93 Difference]: Finished difference Result 17 states and 17 transitions. [2024-11-28 02:22:49,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 02:22:49,110 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 12 states have internal predecessors, (20), 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 11 [2024-11-28 02:22:49,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:22:49,110 INFO L225 Difference]: With dead ends: 17 [2024-11-28 02:22:49,110 INFO L226 Difference]: Without dead ends: 15 [2024-11-28 02:22:49,110 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 83.7s TimeCoverageRelationStatistics Valid=42, Invalid=137, Unknown=3, NotChecked=0, Total=182 [2024-11-28 02:22:49,111 INFO L435 NwaCegarLoop]: 4 mSDtfsCounter, 0 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-11-28 02:22:49,111 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 28 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-11-28 02:22:49,112 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15 states. [2024-11-28 02:22:49,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15 to 15. [2024-11-28 02:22:49,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:22:49,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2024-11-28 02:22:49,115 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 11 [2024-11-28 02:22:49,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:22:49,115 INFO L471 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2024-11-28 02:22:49,115 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 12 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:22:49,116 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2024-11-28 02:22:49,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-28 02:22:49,116 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:22:49,116 INFO L218 NwaCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1] [2024-11-28 02:22:49,127 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-11-28 02:22:49,320 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:22:49,320 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:22:49,320 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:22:49,321 INFO L85 PathProgramCache]: Analyzing trace with hash 1333570723, now seen corresponding path program 3 times [2024-11-28 02:22:49,322 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:22:49,323 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1496180740] [2024-11-28 02:22:49,323 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-28 02:22:49,323 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:22:49,323 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:22:49,325 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:22:49,326 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaf34a6c-a979-454c-8a6b-fc1434a91a14/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-28 02:22:51,043 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-11-28 02:22:51,043 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-28 02:22:51,062 INFO L256 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 91 conjuncts are in the unsatisfiable core [2024-11-28 02:22:51,103 INFO L279 TraceCheckSpWp]: Computing forward predicates...