./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.1.prop1-func-interl.c --full-output --architecture 64bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 6497de01
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC --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 962be9cd8b592d9cbf1ca24e2eb1efd6754550bace2271743b15f2e4c8026f80
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-6497de0
[2024-11-23 23:01:12,776 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-23 23:01:12,918 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf
[2024-11-23 23:01:12,931 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-23 23:01:12,932 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-23 23:01:12,974 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-23 23:01:12,975 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-23 23:01:12,975 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-23 23:01:12,976 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-23 23:01:12,977 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-23 23:01:12,978 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-23 23:01:12,978 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-23 23:01:12,979 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-23 23:01:12,979 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-23 23:01:12,979 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-23 23:01:12,979 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-23 23:01:12,979 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-23 23:01:12,980 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-23 23:01:12,980 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-23 23:01:12,980 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-23 23:01:12,980 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-23 23:01:12,980 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-23 23:01:12,980 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-23 23:01:12,980 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-23 23:01:12,980 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-23 23:01:12,981 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-11-23 23:01:12,981 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 23:01:12,981 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-23 23:01:12,981 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-23 23:01:12,981 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 23:01:12,981 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-23 23:01:12,981 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 23:01:12,981 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-23 23:01:12,982 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-23 23:01:12,982 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 23:01:12,982 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-23 23:01:12,982 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-23 23:01:12,983 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-11-23 23:01:12,983 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-23 23:01:12,983 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-23 23:01:12,983 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-23 23:01:12,983 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-23 23:01:12,983 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-23 23:01:12,984 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-23 23:01:12,984 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-23 23:01:12,984 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_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC
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 -> 962be9cd8b592d9cbf1ca24e2eb1efd6754550bace2271743b15f2e4c8026f80
[2024-11-23 23:01:13,370 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-23 23:01:13,381 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-23 23:01:13,384 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-23 23:01:13,386 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-23 23:01:13,387 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-23 23:01:13,388 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.1.prop1-func-interl.c
[2024-11-23 23:01:17,051 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/data/211e55d29/d6b0fdaacb034929a88768dc064267d7/FLAG0967ad147
[2024-11-23 23:01:17,601 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-23 23:01:17,602 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.1.prop1-func-interl.c
[2024-11-23 23:01:17,625 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/data/211e55d29/d6b0fdaacb034929a88768dc064267d7/FLAG0967ad147
[2024-11-23 23:01:17,648 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/data/211e55d29/d6b0fdaacb034929a88768dc064267d7
[2024-11-23 23:01:17,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-23 23:01:17,652 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-23 23:01:17,654 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-23 23:01:17,654 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-23 23:01:17,660 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-23 23:01:17,661 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:01:17" (1/1) ...
[2024-11-23 23:01:17,663 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d9391a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:01:17, skipping insertion in model container
[2024-11-23 23:01:17,663 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:01:17" (1/1) ...
[2024-11-23 23:01:17,749 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-23 23:01:18,064 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_c9338077-3165-40b0-a5c4-d7e226215745/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.1.prop1-func-interl.c[1170,1183]
[2024-11-23 23:01:18,743 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 23:01:18,757 INFO L200 MainTranslator]: Completed pre-run
[2024-11-23 23:01:18,812 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_c9338077-3165-40b0-a5c4-d7e226215745/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.1.prop1-func-interl.c[1170,1183]
[2024-11-23 23:01:19,263 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 23:01:19,288 INFO L204 MainTranslator]: Completed translation
[2024-11-23 23:01:19,290 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:01:19 WrapperNode
[2024-11-23 23:01:19,290 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-23 23:01:19,292 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-23 23:01:19,292 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-23 23:01:19,292 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-23 23:01:19,309 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:01:19" (1/1) ...
[2024-11-23 23:01:19,424 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:01:19" (1/1) ...
[2024-11-23 23:01:20,850 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 7903
[2024-11-23 23:01:20,852 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-23 23:01:20,852 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-23 23:01:20,854 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-23 23:01:20,855 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-23 23:01:20,869 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:01:19" (1/1) ...
[2024-11-23 23:01:20,870 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:01:19" (1/1) ...
[2024-11-23 23:01:21,115 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:01:19" (1/1) ...
[2024-11-23 23:01:21,385 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].
[2024-11-23 23:01:21,385 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:01:19" (1/1) ...
[2024-11-23 23:01:21,385 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:01:19" (1/1) ...
[2024-11-23 23:01:21,839 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:01:19" (1/1) ...
[2024-11-23 23:01:21,865 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:01:19" (1/1) ...
[2024-11-23 23:01:21,932 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:01:19" (1/1) ...
[2024-11-23 23:01:22,005 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:01:19" (1/1) ...
[2024-11-23 23:01:22,038 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:01:19" (1/1) ...
[2024-11-23 23:01:22,291 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-23 23:01:22,294 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-23 23:01:22,294 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-23 23:01:22,294 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-23 23:01:22,296 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:01:19" (1/1) ...
[2024-11-23 23:01:22,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 23:01:22,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 23:01:22,351 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-23 23:01:22,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-23 23:01:22,398 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-23 23:01:22,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-23 23:01:22,398 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-23 23:01:22,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-23 23:01:23,285 INFO L234 CfgBuilder]: Building ICFG
[2024-11-23 23:01:23,288 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-23 23:01:37,026 INFO L? ?]: Removed 4470 outVars from TransFormulas that were not future-live.
[2024-11-23 23:01:37,026 INFO L283 CfgBuilder]: Performing block encoding
[2024-11-23 23:01:37,097 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-23 23:01:37,097 INFO L312 CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-23 23:01:37,097 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:01:37 BoogieIcfgContainer
[2024-11-23 23:01:37,098 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-23 23:01:37,101 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-23 23:01:37,101 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-23 23:01:37,108 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-23 23:01:37,108 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:01:17" (1/3) ...
[2024-11-23 23:01:37,109 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55438a7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:01:37, skipping insertion in model container
[2024-11-23 23:01:37,109 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:01:19" (2/3) ...
[2024-11-23 23:01:37,110 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@55438a7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:01:37, skipping insertion in model container
[2024-11-23 23:01:37,110 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:01:37" (3/3) ...
[2024-11-23 23:01:37,111 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.mcs.1.prop1-func-interl.c
[2024-11-23 23:01:37,131 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-23 23:01:37,133 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.mcs.1.prop1-func-interl.c that has 1 procedures, 2786 locations, 1 initial locations, 1 loop locations, and 1 error locations.
[2024-11-23 23:01:37,276 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-23 23:01:37,291 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;@6c69d1b9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-23 23:01:37,292 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-23 23:01:37,306 INFO L276 IsEmpty]: Start isEmpty. Operand has 2786 states, 2784 states have (on average 1.5010775862068966) internal successors, (4179), 2785 states have internal predecessors, (4179), 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)
[2024-11-23 23:01:37,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122
[2024-11-23 23:01:37,320 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 23:01:37,321 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]
[2024-11-23 23:01:37,322 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 23:01:37,328 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:01:37,329 INFO L85 PathProgramCache]: Analyzing trace with hash -1616274870, now seen corresponding path program 1 times
[2024-11-23 23:01:37,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 23:01:37,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204040615]
[2024-11-23 23:01:37,340 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:01:37,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 23:01:37,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 23:01:38,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-23 23:01:38,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 23:01:38,945 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [204040615]
[2024-11-23 23:01:38,946 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [204040615] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 23:01:38,946 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 23:01:38,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-23 23:01:38,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684044561]
[2024-11-23 23:01:38,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 23:01:38,954 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-23 23:01:38,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 23:01:38,982 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-23 23:01:38,983 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-23 23:01:38,991 INFO L87 Difference]: Start difference. First operand has 2786 states, 2784 states have (on average 1.5010775862068966) internal successors, (4179), 2785 states have internal predecessors, (4179), 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 30.25) internal successors, (121), 4 states have internal predecessors, (121), 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)
[2024-11-23 23:01:39,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 23:01:39,300 INFO L93 Difference]: Finished difference Result 5405 states and 8111 transitions.
[2024-11-23 23:01:39,301 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-23 23:01:39,303 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.25) internal successors, (121), 4 states have internal predecessors, (121), 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 121
[2024-11-23 23:01:39,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 23:01:39,351 INFO L225 Difference]: With dead ends: 5405
[2024-11-23 23:01:39,351 INFO L226 Difference]: Without dead ends: 2785
[2024-11-23 23:01:39,371 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
[2024-11-23 23:01:39,378 INFO L435 NwaCegarLoop]: 4173 mSDtfsCounter, 0 mSDsluCounter, 8340 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 12513 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
[2024-11-23 23:01:39,379 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 12513 Invalid, 11 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-23 23:01:39,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2785 states.
[2024-11-23 23:01:39,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2785 to 2785.
[2024-11-23 23:01:39,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2785 states, 2784 states have (on average 1.5003591954022988) internal successors, (4177), 2784 states have internal predecessors, (4177), 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)
[2024-11-23 23:01:39,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2785 states to 2785 states and 4177 transitions.
[2024-11-23 23:01:39,589 INFO L78 Accepts]: Start accepts. Automaton has 2785 states and 4177 transitions. Word has length 121
[2024-11-23 23:01:39,589 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 23:01:39,589 INFO L471 AbstractCegarLoop]: Abstraction has 2785 states and 4177 transitions.
[2024-11-23 23:01:39,590 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.25) internal successors, (121), 4 states have internal predecessors, (121), 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)
[2024-11-23 23:01:39,590 INFO L276 IsEmpty]: Start isEmpty. Operand 2785 states and 4177 transitions.
[2024-11-23 23:01:39,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123
[2024-11-23 23:01:39,593 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 23:01:39,593 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]
[2024-11-23 23:01:39,594 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-23 23:01:39,594 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 23:01:39,595 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:01:39,595 INFO L85 PathProgramCache]: Analyzing trace with hash 1436782489, now seen corresponding path program 1 times
[2024-11-23 23:01:39,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 23:01:39,595 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1369827409]
[2024-11-23 23:01:39,595 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:01:39,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 23:01:39,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 23:01:40,123 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-23 23:01:40,125 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 23:01:40,126 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1369827409]
[2024-11-23 23:01:40,126 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1369827409] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 23:01:40,126 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 23:01:40,126 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-23 23:01:40,126 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1212964763]
[2024-11-23 23:01:40,126 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 23:01:40,129 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-23 23:01:40,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 23:01:40,130 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-23 23:01:40,130 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-23 23:01:40,130 INFO L87 Difference]: Start difference. First operand 2785 states and 4177 transitions. Second operand has 4 states, 4 states have (on average 30.5) internal successors, (122), 4 states have internal predecessors, (122), 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)
[2024-11-23 23:01:40,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 23:01:40,303 INFO L93 Difference]: Finished difference Result 5406 states and 8109 transitions.
[2024-11-23 23:01:40,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-23 23:01:40,304 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.5) internal successors, (122), 4 states have internal predecessors, (122), 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 122
[2024-11-23 23:01:40,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 23:01:40,320 INFO L225 Difference]: With dead ends: 5406
[2024-11-23 23:01:40,320 INFO L226 Difference]: Without dead ends: 2787
[2024-11-23 23:01:40,324 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
[2024-11-23 23:01:40,325 INFO L435 NwaCegarLoop]: 4173 mSDtfsCounter, 0 mSDsluCounter, 8336 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 12509 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
[2024-11-23 23:01:40,325 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 12509 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-23 23:01:40,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2787 states.
[2024-11-23 23:01:40,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2787 to 2787.
[2024-11-23 23:01:40,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2787 states, 2786 states have (on average 1.5) internal successors, (4179), 2786 states have internal predecessors, (4179), 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)
[2024-11-23 23:01:40,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2787 states to 2787 states and 4179 transitions.
[2024-11-23 23:01:40,424 INFO L78 Accepts]: Start accepts. Automaton has 2787 states and 4179 transitions. Word has length 122
[2024-11-23 23:01:40,425 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 23:01:40,425 INFO L471 AbstractCegarLoop]: Abstraction has 2787 states and 4179 transitions.
[2024-11-23 23:01:40,425 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.5) internal successors, (122), 4 states have internal predecessors, (122), 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)
[2024-11-23 23:01:40,425 INFO L276 IsEmpty]: Start isEmpty. Operand 2787 states and 4179 transitions.
[2024-11-23 23:01:40,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124
[2024-11-23 23:01:40,431 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 23:01:40,431 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]
[2024-11-23 23:01:40,431 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-23 23:01:40,431 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 23:01:40,432 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:01:40,432 INFO L85 PathProgramCache]: Analyzing trace with hash 492619011, now seen corresponding path program 1 times
[2024-11-23 23:01:40,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 23:01:40,432 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324331337]
[2024-11-23 23:01:40,432 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:01:40,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 23:01:40,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 23:01:40,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-23 23:01:40,900 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 23:01:40,900 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324331337]
[2024-11-23 23:01:40,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324331337] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 23:01:40,901 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 23:01:40,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-23 23:01:40,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959451568]
[2024-11-23 23:01:40,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 23:01:40,901 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-23 23:01:40,901 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 23:01:40,903 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-23 23:01:40,904 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-23 23:01:40,904 INFO L87 Difference]: Start difference. First operand 2787 states and 4179 transitions. Second operand has 4 states, 4 states have (on average 30.75) internal successors, (123), 4 states have internal predecessors, (123), 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)
[2024-11-23 23:01:41,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 23:01:41,057 INFO L93 Difference]: Finished difference Result 5414 states and 8119 transitions.
[2024-11-23 23:01:41,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-23 23:01:41,058 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 30.75) internal successors, (123), 4 states have internal predecessors, (123), 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 123
[2024-11-23 23:01:41,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 23:01:41,070 INFO L225 Difference]: With dead ends: 5414
[2024-11-23 23:01:41,071 INFO L226 Difference]: Without dead ends: 2793
[2024-11-23 23:01:41,075 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
[2024-11-23 23:01:41,076 INFO L435 NwaCegarLoop]: 4173 mSDtfsCounter, 4 mSDsluCounter, 8330 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 12503 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-23 23:01:41,077 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 12503 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-23 23:01:41,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2793 states.
[2024-11-23 23:01:41,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2793 to 2793.
[2024-11-23 23:01:41,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2793 states, 2792 states have (on average 1.4996418338108883) internal successors, (4187), 2792 states have internal predecessors, (4187), 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)
[2024-11-23 23:01:41,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2793 states to 2793 states and 4187 transitions.
[2024-11-23 23:01:41,161 INFO L78 Accepts]: Start accepts. Automaton has 2793 states and 4187 transitions. Word has length 123
[2024-11-23 23:01:41,161 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 23:01:41,161 INFO L471 AbstractCegarLoop]: Abstraction has 2793 states and 4187 transitions.
[2024-11-23 23:01:41,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 30.75) internal successors, (123), 4 states have internal predecessors, (123), 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)
[2024-11-23 23:01:41,161 INFO L276 IsEmpty]: Start isEmpty. Operand 2793 states and 4187 transitions.
[2024-11-23 23:01:41,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125
[2024-11-23 23:01:41,163 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 23:01:41,163 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]
[2024-11-23 23:01:41,163 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-23 23:01:41,163 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 23:01:41,163 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:01:41,164 INFO L85 PathProgramCache]: Analyzing trace with hash -854622169, now seen corresponding path program 1 times
[2024-11-23 23:01:41,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 23:01:41,165 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106330434]
[2024-11-23 23:01:41,165 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:01:41,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 23:01:41,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 23:01:41,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-23 23:01:41,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 23:01:41,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106330434]
[2024-11-23 23:01:41,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106330434] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 23:01:41,660 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 23:01:41,660 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-11-23 23:01:41,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [913050192]
[2024-11-23 23:01:41,661 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 23:01:41,661 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-23 23:01:41,661 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 23:01:41,664 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-23 23:01:41,665 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2024-11-23 23:01:41,665 INFO L87 Difference]: Start difference. First operand 2793 states and 4187 transitions. Second operand has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 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)
[2024-11-23 23:01:41,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 23:01:41,881 INFO L93 Difference]: Finished difference Result 5424 states and 8131 transitions.
[2024-11-23 23:01:41,882 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-23 23:01:41,882 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 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 124
[2024-11-23 23:01:41,884 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 23:01:41,894 INFO L225 Difference]: With dead ends: 5424
[2024-11-23 23:01:41,894 INFO L226 Difference]: Without dead ends: 2797
[2024-11-23 23:01:41,898 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20
[2024-11-23 23:01:41,900 INFO L435 NwaCegarLoop]: 4173 mSDtfsCounter, 0 mSDsluCounter, 12485 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 16658 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-23 23:01:41,900 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 16658 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-23 23:01:41,909 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2797 states.
[2024-11-23 23:01:41,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2797 to 2793.
[2024-11-23 23:01:41,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2793 states, 2792 states have (on average 1.4996418338108883) internal successors, (4187), 2792 states have internal predecessors, (4187), 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)
[2024-11-23 23:01:41,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2793 states to 2793 states and 4187 transitions.
[2024-11-23 23:01:41,981 INFO L78 Accepts]: Start accepts. Automaton has 2793 states and 4187 transitions. Word has length 124
[2024-11-23 23:01:41,982 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 23:01:41,982 INFO L471 AbstractCegarLoop]: Abstraction has 2793 states and 4187 transitions.
[2024-11-23 23:01:41,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 24.8) internal successors, (124), 5 states have internal predecessors, (124), 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)
[2024-11-23 23:01:41,983 INFO L276 IsEmpty]: Start isEmpty. Operand 2793 states and 4187 transitions.
[2024-11-23 23:01:41,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126
[2024-11-23 23:01:41,985 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 23:01:41,985 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]
[2024-11-23 23:01:41,985 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-11-23 23:01:41,986 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 23:01:41,987 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:01:41,987 INFO L85 PathProgramCache]: Analyzing trace with hash 185404092, now seen corresponding path program 1 times
[2024-11-23 23:01:41,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 23:01:41,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839265624]
[2024-11-23 23:01:41,988 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:01:41,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 23:01:42,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 23:01:42,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-23 23:01:42,638 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 23:01:42,638 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839265624]
[2024-11-23 23:01:42,638 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1839265624] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 23:01:42,638 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 23:01:42,638 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5
[2024-11-23 23:01:42,638 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [420894306]
[2024-11-23 23:01:42,638 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 23:01:42,639 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states
[2024-11-23 23:01:42,639 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 23:01:42,642 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants.
[2024-11-23 23:01:42,642 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20
[2024-11-23 23:01:42,642 INFO L87 Difference]: Start difference. First operand 2793 states and 4187 transitions. Second operand has 5 states, 5 states have (on average 25.0) internal successors, (125), 5 states have internal predecessors, (125), 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)
[2024-11-23 23:01:47,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 23:01:47,241 INFO L93 Difference]: Finished difference Result 8031 states and 12041 transitions.
[2024-11-23 23:01:47,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states.
[2024-11-23 23:01:47,243 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 25.0) internal successors, (125), 5 states have internal predecessors, (125), 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 125
[2024-11-23 23:01:47,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 23:01:47,265 INFO L225 Difference]: With dead ends: 8031
[2024-11-23 23:01:47,266 INFO L226 Difference]: Without dead ends: 5404
[2024-11-23 23:01:47,270 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30
[2024-11-23 23:01:47,273 INFO L435 NwaCegarLoop]: 3279 mSDtfsCounter, 4045 mSDsluCounter, 9700 mSDsCounter, 0 mSdLazyCounter, 3474 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4045 SdHoareTripleChecker+Valid, 12979 SdHoareTripleChecker+Invalid, 3475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3474 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time
[2024-11-23 23:01:47,274 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4045 Valid, 12979 Invalid, 3475 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 3474 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time]
[2024-11-23 23:01:47,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5404 states.
[2024-11-23 23:01:47,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5404 to 2848.
[2024-11-23 23:01:47,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2848 states, 2847 states have (on average 1.4991218826835264) internal successors, (4268), 2847 states have internal predecessors, (4268), 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)
[2024-11-23 23:01:47,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2848 states to 2848 states and 4268 transitions.
[2024-11-23 23:01:47,390 INFO L78 Accepts]: Start accepts. Automaton has 2848 states and 4268 transitions. Word has length 125
[2024-11-23 23:01:47,391 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 23:01:47,391 INFO L471 AbstractCegarLoop]: Abstraction has 2848 states and 4268 transitions.
[2024-11-23 23:01:47,391 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 25.0) internal successors, (125), 5 states have internal predecessors, (125), 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)
[2024-11-23 23:01:47,391 INFO L276 IsEmpty]: Start isEmpty. Operand 2848 states and 4268 transitions.
[2024-11-23 23:01:47,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127
[2024-11-23 23:01:47,393 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 23:01:47,393 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]
[2024-11-23 23:01:47,394 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-11-23 23:01:47,394 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 23:01:47,394 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:01:47,395 INFO L85 PathProgramCache]: Analyzing trace with hash 1686544483, now seen corresponding path program 1 times
[2024-11-23 23:01:47,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 23:01:47,395 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992984073]
[2024-11-23 23:01:47,395 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:01:47,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 23:01:47,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 23:01:48,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-23 23:01:48,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 23:01:48,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992984073]
[2024-11-23 23:01:48,419 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [992984073] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 23:01:48,419 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 23:01:48,419 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-11-23 23:01:48,419 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1372349585]
[2024-11-23 23:01:48,419 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 23:01:48,420 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-23 23:01:48,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 23:01:48,420 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-23 23:01:48,421 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2024-11-23 23:01:48,421 INFO L87 Difference]: Start difference. First operand 2848 states and 4268 transitions. Second operand has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 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)
[2024-11-23 23:01:52,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 23:01:52,081 INFO L93 Difference]: Finished difference Result 5490 states and 8228 transitions.
[2024-11-23 23:01:52,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-11-23 23:01:52,083 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 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 126
[2024-11-23 23:01:52,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 23:01:52,095 INFO L225 Difference]: With dead ends: 5490
[2024-11-23 23:01:52,096 INFO L226 Difference]: Without dead ends: 2863
[2024-11-23 23:01:52,099 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56
[2024-11-23 23:01:52,102 INFO L435 NwaCegarLoop]: 3267 mSDtfsCounter, 4078 mSDsluCounter, 9787 mSDsCounter, 0 mSdLazyCounter, 3645 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4078 SdHoareTripleChecker+Valid, 13054 SdHoareTripleChecker+Invalid, 3646 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3645 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time
[2024-11-23 23:01:52,104 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4078 Valid, 13054 Invalid, 3646 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 3645 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time]
[2024-11-23 23:01:52,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2863 states.
[2024-11-23 23:01:52,169 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2863 to 2861.
[2024-11-23 23:01:52,175 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2861 states, 2860 states have (on average 1.4975524475524475) internal successors, (4283), 2860 states have internal predecessors, (4283), 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)
[2024-11-23 23:01:52,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2861 states to 2861 states and 4283 transitions.
[2024-11-23 23:01:52,191 INFO L78 Accepts]: Start accepts. Automaton has 2861 states and 4283 transitions. Word has length 126
[2024-11-23 23:01:52,191 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 23:01:52,192 INFO L471 AbstractCegarLoop]: Abstraction has 2861 states and 4283 transitions.
[2024-11-23 23:01:52,192 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 21.0) internal successors, (126), 6 states have internal predecessors, (126), 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)
[2024-11-23 23:01:52,192 INFO L276 IsEmpty]: Start isEmpty. Operand 2861 states and 4283 transitions.
[2024-11-23 23:01:52,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128
[2024-11-23 23:01:52,194 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 23:01:52,194 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]
[2024-11-23 23:01:52,194 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2024-11-23 23:01:52,195 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 23:01:52,195 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:01:52,195 INFO L85 PathProgramCache]: Analyzing trace with hash 1062618461, now seen corresponding path program 1 times
[2024-11-23 23:01:52,195 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 23:01:52,195 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [204547925]
[2024-11-23 23:01:52,196 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:01:52,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 23:01:52,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 23:01:52,321 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 23:01:52,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 23:01:52,551 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-23 23:01:52,552 INFO L340 BasicCegarLoop]: Counterexample is feasible
[2024-11-23 23:01:52,553 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-11-23 23:01:52,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6
[2024-11-23 23:01:52,560 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1]
[2024-11-23 23:01:52,709 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-23 23:01:52,715 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 11:01:52 BoogieIcfgContainer
[2024-11-23 23:01:52,715 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-23 23:01:52,716 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-23 23:01:52,716 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-23 23:01:52,716 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-23 23:01:52,717 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:01:37" (3/4) ...
[2024-11-23 23:01:52,720 INFO L149 WitnessPrinter]: No result that supports witness generation found
[2024-11-23 23:01:52,721 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-23 23:01:52,722 INFO L158 Benchmark]: Toolchain (without parser) took 35070.39ms. Allocated memory was 142.6MB in the beginning and 2.6GB in the end (delta: 2.4GB). Free memory was 116.1MB in the beginning and 1.5GB in the end (delta: -1.4GB). Peak memory consumption was 1.0GB. Max. memory is 16.1GB.
[2024-11-23 23:01:52,724 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 23:01:52,724 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1637.16ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 115.9MB in the beginning and 366.3MB in the end (delta: -250.4MB). Peak memory consumption was 91.1MB. Max. memory is 16.1GB.
[2024-11-23 23:01:52,724 INFO L158 Benchmark]: Boogie Procedure Inliner took 1560.24ms. Allocated memory is still 427.8MB. Free memory was 366.3MB in the beginning and 246.0MB in the end (delta: 120.3MB). Peak memory consumption was 245.6MB. Max. memory is 16.1GB.
[2024-11-23 23:01:52,725 INFO L158 Benchmark]: Boogie Preprocessor took 1439.40ms. Allocated memory was 427.8MB in the beginning and 1.3GB in the end (delta: 855.6MB). Free memory was 246.0MB in the beginning and 1.1GB in the end (delta: -806.8MB). Peak memory consumption was 79.5MB. Max. memory is 16.1GB.
[2024-11-23 23:01:52,725 INFO L158 Benchmark]: RCFGBuilder took 14804.14ms. Allocated memory was 1.3GB in the beginning and 2.6GB in the end (delta: 1.3GB). Free memory was 1.1GB in the beginning and 1.4GB in the end (delta: -369.4MB). Peak memory consumption was 908.6MB. Max. memory is 16.1GB.
[2024-11-23 23:01:52,726 INFO L158 Benchmark]: TraceAbstraction took 15614.53ms. Allocated memory is still 2.6GB. Free memory was 1.4GB in the beginning and 1.5GB in the end (delta: -86.2MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 23:01:52,726 INFO L158 Benchmark]: Witness Printer took 5.38ms. Allocated memory is still 2.6GB. Free memory was 1.5GB in the beginning and 1.5GB in the end (delta: 62.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-23 23:01:52,731 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.59ms. Allocated memory is still 142.6MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 1637.16ms. Allocated memory was 142.6MB in the beginning and 427.8MB in the end (delta: 285.2MB). Free memory was 115.9MB in the beginning and 366.3MB in the end (delta: -250.4MB). Peak memory consumption was 91.1MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 1560.24ms. Allocated memory is still 427.8MB. Free memory was 366.3MB in the beginning and 246.0MB in the end (delta: 120.3MB). Peak memory consumption was 245.6MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 1439.40ms. Allocated memory was 427.8MB in the beginning and 1.3GB in the end (delta: 855.6MB). Free memory was 246.0MB in the beginning and 1.1GB in the end (delta: -806.8MB). Peak memory consumption was 79.5MB. Max. memory is 16.1GB.
* RCFGBuilder took 14804.14ms. Allocated memory was 1.3GB in the beginning and 2.6GB in the end (delta: 1.3GB). Free memory was 1.1GB in the beginning and 1.4GB in the end (delta: -369.4MB). Peak memory consumption was 908.6MB. Max. memory is 16.1GB.
* TraceAbstraction took 15614.53ms. Allocated memory is still 2.6GB. Free memory was 1.4GB in the beginning and 1.5GB in the end (delta: -86.2MB). There was no memory consumed. Max. memory is 16.1GB.
* Witness Printer took 5.38ms. Allocated memory is still 2.6GB. Free memory was 1.5GB in the beginning and 1.5GB in the end (delta: 62.6kB). 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 bitwiseAnd at line 288, overapproximation of bitwiseAnd at line 286.
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_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8);
[L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1);
[L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 32);
[L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (32 - 1);
[L35] const SORT_2 var_4 = 0;
[L36] const SORT_1 var_25 = 0;
[L37] const SORT_3 var_88 = 1;
[L38] const SORT_3 var_89 = 0;
[L39] const SORT_2 var_98 = 255;
[L40] const SORT_2 var_100 = 0;
[L41] const SORT_2 var_103 = 2;
[L42] const SORT_2 var_107 = 1;
[L44] SORT_1 input_99;
[L45] SORT_1 input_104;
[L46] SORT_1 input_108;
[L47] SORT_1 input_111;
[L48] SORT_1 input_123;
[L49] SORT_1 input_135;
[L50] SORT_1 input_147;
[L51] SORT_1 input_150;
[L52] SORT_1 input_153;
[L53] SORT_1 input_156;
[L54] SORT_1 input_166;
[L55] SORT_1 input_176;
[L56] SORT_1 input_186;
[L57] SORT_1 input_187;
[L58] SORT_1 input_188;
[L59] SORT_1 input_189;
[L60] SORT_1 input_190;
[L61] SORT_1 input_191;
[L62] SORT_1 input_215;
[L63] SORT_1 input_217;
[L64] SORT_1 input_227;
[L65] SORT_1 input_232;
[L66] SORT_1 input_234;
[L67] SORT_1 input_239;
[L68] SORT_1 input_243;
[L69] SORT_1 input_258;
[L70] SORT_1 input_260;
[L71] SORT_1 input_270;
[L72] SORT_1 input_275;
[L73] SORT_1 input_277;
[L74] SORT_1 input_282;
[L75] SORT_1 input_286;
[L76] SORT_1 input_301;
[L77] SORT_1 input_303;
[L78] SORT_1 input_313;
[L79] SORT_1 input_318;
[L80] SORT_1 input_320;
[L81] SORT_1 input_325;
[L82] SORT_1 input_329;
[L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L84] SORT_2 state_5 = __VERIFIER_nondet_uchar() & mask_SORT_2;
[L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L85] SORT_2 state_7 = __VERIFIER_nondet_uchar() & mask_SORT_2;
[L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L86] SORT_2 state_9 = __VERIFIER_nondet_uchar() & mask_SORT_2;
[L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L87] SORT_2 state_11 = __VERIFIER_nondet_uchar() & mask_SORT_2;
[L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L88] SORT_2 state_13 = __VERIFIER_nondet_uchar() & mask_SORT_2;
[L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L89] SORT_2 state_15 = __VERIFIER_nondet_uchar() & mask_SORT_2;
[L90] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L90] SORT_2 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_2;
[L91] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L91] SORT_2 state_19 = __VERIFIER_nondet_uchar() & mask_SORT_2;
[L92] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L92] SORT_2 state_21 = __VERIFIER_nondet_uchar() & mask_SORT_2;
[L93] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L93] SORT_2 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_2;
[L94] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L94] SORT_1 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L95] SORT_1 state_28 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L96] SORT_1 state_30 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L97] SORT_1 state_32 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L98] SORT_1 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L99] SORT_1 state_36 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L100] SORT_1 state_38 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L101] SORT_1 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L102] SORT_1 state_42 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L103] SORT_1 state_44 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L104] SORT_1 state_46 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L105] SORT_1 state_48 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L106] SORT_1 state_50 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L107] SORT_1 state_52 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L108] SORT_1 state_54 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L109] SORT_1 state_56 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L110] SORT_1 state_58 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L111] SORT_1 state_60 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L112] SORT_1 state_62 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L113] SORT_1 state_64 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L114] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L114] SORT_1 state_66 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L115] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L115] SORT_1 state_68 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L116] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L116] SORT_1 state_70 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L117] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L117] SORT_1 state_72 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L118] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L118] SORT_1 state_74 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L119] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L119] SORT_1 state_76 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L120] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L120] SORT_1 state_78 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L121] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L121] SORT_1 state_80 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L122] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L122] SORT_1 state_82 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L123] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L123] SORT_1 state_84 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L124] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255]
[L124] SORT_1 state_86 = __VERIFIER_nondet_uchar() & mask_SORT_1;
[L126] SORT_2 init_6_arg_1 = var_4;
[L127] state_5 = init_6_arg_1
[L128] SORT_2 init_8_arg_1 = var_4;
[L129] state_7 = init_8_arg_1
[L130] SORT_2 init_10_arg_1 = var_4;
[L131] state_9 = init_10_arg_1
[L132] SORT_2 init_12_arg_1 = var_4;
[L133] state_11 = init_12_arg_1
[L134] SORT_2 init_14_arg_1 = var_4;
[L135] state_13 = init_14_arg_1
[L136] SORT_2 init_16_arg_1 = var_4;
[L137] state_15 = init_16_arg_1
[L138] SORT_2 init_18_arg_1 = var_4;
[L139] state_17 = init_18_arg_1
[L140] SORT_2 init_20_arg_1 = var_4;
[L141] state_19 = init_20_arg_1
[L142] SORT_2 init_22_arg_1 = var_4;
[L143] state_21 = init_22_arg_1
[L144] SORT_2 init_24_arg_1 = var_4;
[L145] state_23 = init_24_arg_1
[L146] SORT_1 init_27_arg_1 = var_25;
[L147] state_26 = init_27_arg_1
[L148] SORT_1 init_29_arg_1 = var_25;
[L149] state_28 = init_29_arg_1
[L150] SORT_1 init_31_arg_1 = var_25;
[L151] state_30 = init_31_arg_1
[L152] SORT_1 init_33_arg_1 = var_25;
[L153] state_32 = init_33_arg_1
[L154] SORT_1 init_35_arg_1 = var_25;
[L155] state_34 = init_35_arg_1
[L156] SORT_1 init_37_arg_1 = var_25;
[L157] state_36 = init_37_arg_1
[L158] SORT_1 init_39_arg_1 = var_25;
[L159] state_38 = init_39_arg_1
[L160] SORT_1 init_41_arg_1 = var_25;
[L161] state_40 = init_41_arg_1
[L162] SORT_1 init_43_arg_1 = var_25;
[L163] state_42 = init_43_arg_1
[L164] SORT_1 init_45_arg_1 = var_25;
[L165] state_44 = init_45_arg_1
[L166] SORT_1 init_47_arg_1 = var_25;
[L167] state_46 = init_47_arg_1
[L168] SORT_1 init_49_arg_1 = var_25;
[L169] state_48 = init_49_arg_1
[L170] SORT_1 init_51_arg_1 = var_25;
[L171] state_50 = init_51_arg_1
[L172] SORT_1 init_53_arg_1 = var_25;
[L173] state_52 = init_53_arg_1
[L174] SORT_1 init_55_arg_1 = var_25;
[L175] state_54 = init_55_arg_1
[L176] SORT_1 init_57_arg_1 = var_25;
[L177] state_56 = init_57_arg_1
[L178] SORT_1 init_59_arg_1 = var_25;
[L179] state_58 = init_59_arg_1
[L180] SORT_1 init_61_arg_1 = var_25;
[L181] state_60 = init_61_arg_1
[L182] SORT_1 init_63_arg_1 = var_25;
[L183] state_62 = init_63_arg_1
[L184] SORT_1 init_65_arg_1 = var_25;
[L185] state_64 = init_65_arg_1
[L186] SORT_1 init_67_arg_1 = var_25;
[L187] state_66 = init_67_arg_1
[L188] SORT_1 init_69_arg_1 = var_25;
[L189] state_68 = init_69_arg_1
[L190] SORT_1 init_71_arg_1 = var_25;
[L191] state_70 = init_71_arg_1
[L192] SORT_1 init_73_arg_1 = var_25;
[L193] state_72 = init_73_arg_1
[L194] SORT_1 init_75_arg_1 = var_25;
[L195] state_74 = init_75_arg_1
[L196] SORT_1 init_77_arg_1 = var_25;
[L197] state_76 = init_77_arg_1
[L198] SORT_1 init_79_arg_1 = var_25;
[L199] state_78 = init_79_arg_1
[L200] SORT_1 init_81_arg_1 = var_25;
[L201] state_80 = init_81_arg_1
[L202] SORT_1 init_83_arg_1 = var_25;
[L203] state_82 = init_83_arg_1
[L204] SORT_1 init_85_arg_1 = var_25;
[L205] state_84 = init_85_arg_1
[L206] SORT_1 init_87_arg_1 = var_25;
[L207] state_86 = init_87_arg_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_88=1, var_89=0, var_98=255]
[L210] input_99 = __VERIFIER_nondet_uchar()
[L211] input_104 = __VERIFIER_nondet_uchar()
[L212] input_108 = __VERIFIER_nondet_uchar()
[L213] input_111 = __VERIFIER_nondet_uchar()
[L214] EXPR input_111 & mask_SORT_1
VAL [mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_88=1, var_89=0, var_98=255]
[L214] input_111 = input_111 & mask_SORT_1
[L215] input_123 = __VERIFIER_nondet_uchar()
[L216] EXPR input_123 & mask_SORT_1
VAL [input_111=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_88=1, var_89=0, var_98=255]
[L216] input_123 = input_123 & mask_SORT_1
[L217] input_135 = __VERIFIER_nondet_uchar()
[L218] EXPR input_135 & mask_SORT_1
VAL [input_111=0, input_123=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_88=1, var_89=0, var_98=255]
[L218] input_135 = input_135 & mask_SORT_1
[L219] input_147 = __VERIFIER_nondet_uchar()
[L220] input_150 = __VERIFIER_nondet_uchar()
[L221] input_153 = __VERIFIER_nondet_uchar()
[L222] input_156 = __VERIFIER_nondet_uchar()
[L223] EXPR input_156 & mask_SORT_1
VAL [input_111=0, input_123=0, input_135=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_88=1, var_89=0, var_98=255]
[L223] input_156 = input_156 & mask_SORT_1
[L224] input_166 = __VERIFIER_nondet_uchar()
[L225] EXPR input_166 & mask_SORT_1
VAL [input_111=0, input_123=0, input_135=0, input_156=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_88=1, var_89=0, var_98=255]
[L225] input_166 = input_166 & mask_SORT_1
[L226] input_176 = __VERIFIER_nondet_uchar()
[L227] EXPR input_176 & mask_SORT_1
VAL [input_111=0, input_123=0, input_135=0, input_156=0, input_166=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_88=1, var_89=0, var_98=255]
[L227] input_176 = input_176 & mask_SORT_1
[L228] input_186 = __VERIFIER_nondet_uchar()
[L229] EXPR input_186 & mask_SORT_1
VAL [input_111=0, input_123=0, input_135=0, input_156=0, input_166=0, input_176=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_88=1, var_89=0, var_98=255]
[L229] input_186 = input_186 & mask_SORT_1
[L230] input_187 = __VERIFIER_nondet_uchar()
[L231] EXPR input_187 & mask_SORT_1
VAL [input_111=0, input_123=0, input_135=0, input_156=0, input_166=0, input_176=0, input_186=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_88=1, var_89=0, var_98=255]
[L231] input_187 = input_187 & mask_SORT_1
[L232] input_188 = __VERIFIER_nondet_uchar()
[L233] EXPR input_188 & mask_SORT_1
VAL [input_111=0, input_123=0, input_135=0, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_88=1, var_89=0, var_98=255]
[L233] input_188 = input_188 & mask_SORT_1
[L234] input_189 = __VERIFIER_nondet_uchar()
[L235] EXPR input_189 & mask_SORT_1
VAL [input_111=0, input_123=0, input_135=0, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, input_188=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_88=1, var_89=0, var_98=255]
[L235] input_189 = input_189 & mask_SORT_1
[L236] input_190 = __VERIFIER_nondet_uchar()
[L237] EXPR input_190 & mask_SORT_1
VAL [input_111=0, input_123=0, input_135=0, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, input_188=0, input_189=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_88=1, var_89=0, var_98=255]
[L237] input_190 = input_190 & mask_SORT_1
[L238] input_191 = __VERIFIER_nondet_uchar()
[L239] EXPR input_191 & mask_SORT_1
VAL [input_111=0, input_123=0, input_135=0, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, input_188=0, input_189=0, input_190=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_88=1, var_89=0, var_98=255]
[L239] input_191 = input_191 & mask_SORT_1
[L240] input_215 = __VERIFIER_nondet_uchar()
[L241] input_217 = __VERIFIER_nondet_uchar()
[L242] input_227 = __VERIFIER_nondet_uchar()
[L243] input_232 = __VERIFIER_nondet_uchar()
[L244] input_234 = __VERIFIER_nondet_uchar()
[L245] input_239 = __VERIFIER_nondet_uchar()
[L246] input_243 = __VERIFIER_nondet_uchar()
[L247] input_258 = __VERIFIER_nondet_uchar()
[L248] input_260 = __VERIFIER_nondet_uchar()
[L249] input_270 = __VERIFIER_nondet_uchar()
[L250] input_275 = __VERIFIER_nondet_uchar()
[L251] input_277 = __VERIFIER_nondet_uchar()
[L252] input_282 = __VERIFIER_nondet_uchar()
[L253] input_286 = __VERIFIER_nondet_uchar()
[L254] input_301 = __VERIFIER_nondet_uchar()
[L255] input_303 = __VERIFIER_nondet_uchar()
[L256] input_313 = __VERIFIER_nondet_uchar()
[L257] input_318 = __VERIFIER_nondet_uchar()
[L258] input_320 = __VERIFIER_nondet_uchar()
[L259] input_325 = __VERIFIER_nondet_uchar()
[L260] input_329 = __VERIFIER_nondet_uchar()
[L263] SORT_1 var_90_arg_0 = state_38;
[L264] SORT_3 var_90_arg_1 = var_88;
[L265] SORT_3 var_90_arg_2 = var_89;
[L266] SORT_3 var_90 = var_90_arg_0 ? var_90_arg_1 : var_90_arg_2;
[L267] SORT_1 var_91_arg_0 = state_58;
[L268] SORT_3 var_91_arg_1 = var_88;
[L269] SORT_3 var_91_arg_2 = var_89;
[L270] SORT_3 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2;
[L271] SORT_3 var_92_arg_0 = var_90;
[L272] SORT_3 var_92_arg_1 = var_91;
[L273] SORT_3 var_92 = var_92_arg_0 + var_92_arg_1;
[L274] SORT_1 var_93_arg_0 = state_78;
[L275] SORT_3 var_93_arg_1 = var_88;
[L276] SORT_3 var_93_arg_2 = var_89;
[L277] SORT_3 var_93 = var_93_arg_0 ? var_93_arg_1 : var_93_arg_2;
[L278] SORT_3 var_94_arg_0 = var_92;
[L279] SORT_3 var_94_arg_1 = var_93;
[L280] SORT_3 var_94 = var_94_arg_0 + var_94_arg_1;
VAL [input_111=0, input_123=0, input_135=0, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, input_188=0, input_189=0, input_190=0, input_191=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_88=1, var_89=0, var_94=0, var_98=255]
[L281] EXPR var_94 & mask_SORT_3
VAL [input_111=0, input_123=0, input_135=0, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, input_188=0, input_189=0, input_190=0, input_191=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_88=1, var_89=0, var_98=255]
[L281] var_94 = var_94 & mask_SORT_3
[L282] SORT_3 var_95_arg_0 = var_94;
[L283] SORT_3 var_95_arg_1 = var_88;
[L284] SORT_1 var_95 = var_95_arg_0 <= var_95_arg_1;
[L285] SORT_1 var_96_arg_0 = ~state_86;
VAL [input_111=0, input_123=0, input_135=0, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, input_188=0, input_189=0, input_190=0, input_191=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_88=1, var_89=0, var_95=1, var_96_arg_0=-1, var_98=255]
[L286] EXPR var_96_arg_0 & mask_SORT_1
VAL [input_111=0, input_123=0, input_135=0, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, input_188=0, input_189=0, input_190=0, input_191=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_88=1, var_89=0, var_95=1, var_98=255]
[L286] var_96_arg_0 = var_96_arg_0 & mask_SORT_1
[L287] SORT_1 var_96_arg_1 = ~var_95;
VAL [input_111=0, input_123=0, input_135=0, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, input_188=0, input_189=0, input_190=0, input_191=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_88=1, var_89=0, var_96_arg_0=1, var_96_arg_1=-2, var_98=255]
[L288] EXPR var_96_arg_1 & mask_SORT_1
VAL [input_111=0, input_123=0, input_135=0, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, input_188=0, input_189=0, input_190=0, input_191=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_88=1, var_89=0, var_96_arg_0=1, var_98=255]
[L288] var_96_arg_1 = var_96_arg_1 & mask_SORT_1
[L289] EXPR var_96_arg_0 & var_96_arg_1
VAL [input_111=0, input_123=0, input_135=0, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, input_188=0, input_189=0, input_190=0, input_191=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_88=1, var_89=0, var_98=255]
[L289] SORT_1 var_96 = var_96_arg_0 & var_96_arg_1;
[L290] EXPR var_96 & mask_SORT_1
VAL [input_111=0, input_123=0, input_135=0, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, input_188=0, input_189=0, input_190=0, input_191=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=-1, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_5=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_7=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_88=1, var_89=0, var_98=255]
[L290] var_96 = var_96 & mask_SORT_1
[L291] SORT_1 bad_97_arg_0 = var_96;
[L292] CALL __VERIFIER_assert(!(bad_97_arg_0))
[L21] COND TRUE !(cond)
[L21] reach_error()
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 1 procedures, 2786 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 15.4s, OverallIterations: 7, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 9.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 8127 SdHoareTripleChecker+Valid, 7.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8127 mSDsluCounter, 80216 SdHoareTripleChecker+Invalid, 6.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 56978 mSDsCounter, 3 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7207 IncrementalHoareTripleChecker+Invalid, 7210 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3 mSolverCounterUnsat, 23238 mSDtfsCounter, 7207 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 35 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2861occurred in iteration=6, InterpolantAutomatonStates: 27, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 6 MinimizatonAttempts, 2562 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 868 NumberOfCodeBlocks, 868 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 735 ConstructedInterpolants, 0 QuantifiedInterpolants, 2131 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 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
[2024-11-23 23:01:52,771 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/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_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC --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 962be9cd8b592d9cbf1ca24e2eb1efd6754550bace2271743b15f2e4c8026f80
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-6497de0
[2024-11-23 23:01:55,924 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-23 23:01:56,092 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Bitvector.epf
[2024-11-23 23:01:56,105 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-23 23:01:56,109 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-23 23:01:56,160 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-23 23:01:56,161 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-23 23:01:56,161 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-23 23:01:56,162 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-23 23:01:56,163 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-23 23:01:56,164 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-23 23:01:56,164 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-23 23:01:56,165 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-23 23:01:56,165 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-23 23:01:56,166 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-23 23:01:56,166 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-23 23:01:56,167 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-23 23:01:56,167 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-23 23:01:56,167 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-23 23:01:56,167 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-23 23:01:56,167 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-23 23:01:56,168 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-11-23 23:01:56,168 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-11-23 23:01:56,168 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-23 23:01:56,169 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-23 23:01:56,169 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-23 23:01:56,169 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-23 23:01:56,169 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-11-23 23:01:56,169 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 23:01:56,169 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-23 23:01:56,170 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-23 23:01:56,170 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 23:01:56,170 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-23 23:01:56,170 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 23:01:56,170 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-23 23:01:56,170 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-23 23:01:56,170 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 23:01:56,170 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-23 23:01:56,170 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-23 23:01:56,170 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-11-23 23:01:56,171 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-23 23:01:56,171 INFO L153 SettingsManager]: * Trace refinement strategy=FOX
[2024-11-23 23:01:56,171 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-23 23:01:56,171 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-23 23:01:56,171 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-23 23:01:56,171 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-23 23:01:56,171 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-23 23:01:56,171 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_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC
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 -> 962be9cd8b592d9cbf1ca24e2eb1efd6754550bace2271743b15f2e4c8026f80
[2024-11-23 23:01:56,555 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-23 23:01:56,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-23 23:01:56,568 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-23 23:01:56,569 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-23 23:01:56,570 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-23 23:01:56,571 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.1.prop1-func-interl.c
[2024-11-23 23:02:00,063 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/data/8960aebce/1b587c31331c40998f077d9f0bccbbdb/FLAG6109a2ca3
[2024-11-23 23:02:00,550 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-23 23:02:00,554 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.1.prop1-func-interl.c
[2024-11-23 23:02:00,585 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/data/8960aebce/1b587c31331c40998f077d9f0bccbbdb/FLAG6109a2ca3
[2024-11-23 23:02:00,604 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/data/8960aebce/1b587c31331c40998f077d9f0bccbbdb
[2024-11-23 23:02:00,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-23 23:02:00,609 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-23 23:02:00,611 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-23 23:02:00,611 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-23 23:02:00,617 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-23 23:02:00,618 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:02:00" (1/1) ...
[2024-11-23 23:02:00,619 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42ed5c2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:02:00, skipping insertion in model container
[2024-11-23 23:02:00,620 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:02:00" (1/1) ...
[2024-11-23 23:02:00,705 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-23 23:02:00,999 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_c9338077-3165-40b0-a5c4-d7e226215745/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.1.prop1-func-interl.c[1170,1183]
[2024-11-23 23:02:01,440 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 23:02:01,457 INFO L200 MainTranslator]: Completed pre-run
[2024-11-23 23:02:01,471 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_c9338077-3165-40b0-a5c4-d7e226215745/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.1.prop1-func-interl.c[1170,1183]
[2024-11-23 23:02:01,679 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 23:02:01,705 INFO L204 MainTranslator]: Completed translation
[2024-11-23 23:02:01,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:02:01 WrapperNode
[2024-11-23 23:02:01,707 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-23 23:02:01,710 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-23 23:02:01,710 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-23 23:02:01,711 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-23 23:02:01,722 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:02:01" (1/1) ...
[2024-11-23 23:02:01,833 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:02:01" (1/1) ...
[2024-11-23 23:02:01,961 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2351
[2024-11-23 23:02:01,961 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-23 23:02:01,962 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-23 23:02:01,962 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-23 23:02:01,962 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-23 23:02:01,979 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:02:01" (1/1) ...
[2024-11-23 23:02:01,980 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:02:01" (1/1) ...
[2024-11-23 23:02:01,995 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:02:01" (1/1) ...
[2024-11-23 23:02:02,085 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].
[2024-11-23 23:02:02,090 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:02:01" (1/1) ...
[2024-11-23 23:02:02,090 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:02:01" (1/1) ...
[2024-11-23 23:02:02,192 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:02:01" (1/1) ...
[2024-11-23 23:02:02,205 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:02:01" (1/1) ...
[2024-11-23 23:02:02,219 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:02:01" (1/1) ...
[2024-11-23 23:02:02,239 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:02:01" (1/1) ...
[2024-11-23 23:02:02,275 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:02:01" (1/1) ...
[2024-11-23 23:02:02,314 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-23 23:02:02,319 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-23 23:02:02,319 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-23 23:02:02,319 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-23 23:02:02,321 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:02:01" (1/1) ...
[2024-11-23 23:02:02,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 23:02:02,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 23:02:02,376 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-23 23:02:02,384 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-23 23:02:02,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-23 23:02:02,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-11-23 23:02:02,416 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-23 23:02:02,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-23 23:02:03,166 INFO L234 CfgBuilder]: Building ICFG
[2024-11-23 23:02:03,168 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-23 23:02:06,875 INFO L? ?]: Removed 115 outVars from TransFormulas that were not future-live.
[2024-11-23 23:02:06,876 INFO L283 CfgBuilder]: Performing block encoding
[2024-11-23 23:02:06,886 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-23 23:02:06,886 INFO L312 CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-23 23:02:06,886 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:02:06 BoogieIcfgContainer
[2024-11-23 23:02:06,887 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-23 23:02:06,889 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-23 23:02:06,890 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-23 23:02:06,896 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-23 23:02:06,896 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:02:00" (1/3) ...
[2024-11-23 23:02:06,897 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39066a66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:02:06, skipping insertion in model container
[2024-11-23 23:02:06,897 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:02:01" (2/3) ...
[2024-11-23 23:02:06,898 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39066a66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:02:06, skipping insertion in model container
[2024-11-23 23:02:06,898 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:02:06" (3/3) ...
[2024-11-23 23:02:06,899 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.mcs.1.prop1-func-interl.c
[2024-11-23 23:02:06,919 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-23 23:02:06,921 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.mcs.1.prop1-func-interl.c that has 1 procedures, 10 locations, 1 initial locations, 1 loop locations, and 1 error locations.
[2024-11-23 23:02:06,978 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-23 23:02:06,992 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;@6958d689, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-23 23:02:06,992 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-23 23:02:06,996 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)
[2024-11-23 23:02:07,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6
[2024-11-23 23:02:07,002 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 23:02:07,002 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1]
[2024-11-23 23:02:07,003 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 23:02:07,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:02:07,009 INFO L85 PathProgramCache]: Analyzing trace with hash 28694789, now seen corresponding path program 1 times
[2024-11-23 23:02:07,021 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-23 23:02:07,021 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [312264798]
[2024-11-23 23:02:07,021 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:02:07,022 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-23 23:02:07,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 23:02:07,025 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-23 23:02:07,029 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-23 23:02:07,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 23:02:07,718 INFO L256 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 34 conjuncts are in the unsatisfiable core
[2024-11-23 23:02:07,741 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-23 23:02:08,269 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.
[2024-11-23 23:02:08,273 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-23 23:02:08,274 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-23 23:02:08,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [312264798]
[2024-11-23 23:02:08,274 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [312264798] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 23:02:08,275 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 23:02:08,275 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4
[2024-11-23 23:02:08,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620997640]
[2024-11-23 23:02:08,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 23:02:08,285 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states
[2024-11-23 23:02:08,287 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-23 23:02:08,314 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants.
[2024-11-23 23:02:08,314 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12
[2024-11-23 23:02:08,317 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)
[2024-11-23 23:02:08,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 23:02:08,581 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions.
[2024-11-23 23:02:08,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states.
[2024-11-23 23:02:08,585 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
[2024-11-23 23:02:08,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 23:02:08,593 INFO L225 Difference]: With dead ends: 18
[2024-11-23 23:02:08,593 INFO L226 Difference]: Without dead ends: 10
[2024-11-23 23:02:08,596 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20
[2024-11-23 23:02:08,601 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
[2024-11-23 23:02:08,604 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]
[2024-11-23 23:02:08,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states.
[2024-11-23 23:02:08,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9.
[2024-11-23 23:02:08,635 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)
[2024-11-23 23:02:08,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions.
[2024-11-23 23:02:08,640 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5
[2024-11-23 23:02:08,640 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 23:02:08,640 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions.
[2024-11-23 23:02:08,641 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)
[2024-11-23 23:02:08,641 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions.
[2024-11-23 23:02:08,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9
[2024-11-23 23:02:08,641 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 23:02:08,641 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1]
[2024-11-23 23:02:08,652 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-11-23 23:02:08,844 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-23 23:02:08,845 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 23:02:08,845 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 23:02:08,845 INFO L85 PathProgramCache]: Analyzing trace with hash 152739811, now seen corresponding path program 1 times
[2024-11-23 23:02:08,848 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-23 23:02:08,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [720536742]
[2024-11-23 23:02:08,849 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 23:02:08,849 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-23 23:02:08,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 23:02:08,854 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-23 23:02:08,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9338077-3165-40b0-a5c4-d7e226215745/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-11-23 23:02:09,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 23:02:09,866 INFO L256 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 54 conjuncts are in the unsatisfiable core
[2024-11-23 23:02:09,906 INFO L279 TraceCheckSpWp]: Computing forward predicates...