./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-9.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version a0165632
Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX --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 32bit --witnessprinter.graph.data.programhash 965493649683322c4c4531e65d7189f027c727871d6e00cfa208433dbe39feba
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-a016563
[2024-11-08 16:19:53,361 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 16:19:53,460 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf
[2024-11-08 16:19:53,468 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 16:19:53,468 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 16:19:53,506 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 16:19:53,508 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 16:19:53,508 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 16:19:53,509 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-08 16:19:53,514 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-08 16:19:53,514 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-08 16:19:53,515 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-08 16:19:53,515 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 16:19:53,516 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 16:19:53,516 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 16:19:53,516 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 16:19:53,517 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-08 16:19:53,517 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-08 16:19:53,517 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-08 16:19:53,518 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-08 16:19:53,518 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 16:19:53,519 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-08 16:19:53,519 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-08 16:19:53,519 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-08 16:19:53,519 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 16:19:53,520 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-08 16:19:53,520 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-08 16:19:53,520 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 16:19:53,521 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 16:19:53,521 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 16:19:53,521 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-08 16:19:53,521 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-08 16:19:53,522 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 16:19:53,522 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 16:19:53,526 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-08 16:19:53,527 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-08 16:19:53,527 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-08 16:19:53,527 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-08 16:19:53,527 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-08 16:19:53,528 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-08 16:19:53,528 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-08 16:19:53,529 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-08 16:19:53,529 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 965493649683322c4c4531e65d7189f027c727871d6e00cfa208433dbe39feba
[2024-11-08 16:19:53,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 16:19:53,869 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 16:19:53,871 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 16:19:53,873 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 16:19:53,873 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 16:19:53,874 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-9.i
Unable to find full path for "g++"
[2024-11-08 16:19:55,856 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 16:19:56,074 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 16:19:56,075 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-9.i
[2024-11-08 16:19:56,085 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/data/f77fac881/687bec0708774eaab7d485d53a1fde3f/FLAG91dcfe512
[2024-11-08 16:19:56,100 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/data/f77fac881/687bec0708774eaab7d485d53a1fde3f
[2024-11-08 16:19:56,103 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 16:19:56,104 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 16:19:56,106 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 16:19:56,106 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 16:19:56,115 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 16:19:56,116 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:19:56" (1/1) ...
[2024-11-08 16:19:56,120 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@267f35cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:56, skipping insertion in model container
[2024-11-08 16:19:56,120 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:19:56" (1/1) ...
[2024-11-08 16:19:56,162 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 16:19:56,343 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_1ce26f41-4b68-4f37-81ed-e4421ea817f8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-9.i[918,931]
[2024-11-08 16:19:56,408 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 16:19:56,426 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 16:19:56,440 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_1ce26f41-4b68-4f37-81ed-e4421ea817f8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-9.i[918,931]
[2024-11-08 16:19:56,530 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 16:19:56,570 INFO L204 MainTranslator]: Completed translation
[2024-11-08 16:19:56,570 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:56 WrapperNode
[2024-11-08 16:19:56,570 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 16:19:56,571 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 16:19:56,572 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 16:19:56,572 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 16:19:56,579 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:56" (1/1) ...
[2024-11-08 16:19:56,593 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:56" (1/1) ...
[2024-11-08 16:19:56,648 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 225
[2024-11-08 16:19:56,649 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 16:19:56,649 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 16:19:56,649 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 16:19:56,650 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 16:19:56,665 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:56" (1/1) ...
[2024-11-08 16:19:56,665 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:56" (1/1) ...
[2024-11-08 16:19:56,669 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:56" (1/1) ...
[2024-11-08 16:19:56,698 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].
[2024-11-08 16:19:56,699 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:56" (1/1) ...
[2024-11-08 16:19:56,699 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:56" (1/1) ...
[2024-11-08 16:19:56,708 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:56" (1/1) ...
[2024-11-08 16:19:56,719 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:56" (1/1) ...
[2024-11-08 16:19:56,722 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:56" (1/1) ...
[2024-11-08 16:19:56,728 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:56" (1/1) ...
[2024-11-08 16:19:56,736 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 16:19:56,737 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 16:19:56,740 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 16:19:56,741 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 16:19:56,742 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:56" (1/1) ...
[2024-11-08 16:19:56,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 16:19:56,762 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 16:19:56,782 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-08 16:19:56,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-08 16:19:56,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 16:19:56,818 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-08 16:19:56,819 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-08 16:19:56,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-08 16:19:56,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 16:19:56,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 16:19:56,931 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 16:19:56,935 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 16:19:57,549 INFO L? ?]: Removed 24 outVars from TransFormulas that were not future-live.
[2024-11-08 16:19:57,549 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 16:19:57,568 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 16:19:57,568 INFO L316 CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-08 16:19:57,568 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:19:57 BoogieIcfgContainer
[2024-11-08 16:19:57,568 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 16:19:57,571 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-08 16:19:57,571 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-08 16:19:57,573 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-08 16:19:57,574 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 04:19:56" (1/3) ...
[2024-11-08 16:19:57,574 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48404834 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:19:57, skipping insertion in model container
[2024-11-08 16:19:57,575 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:19:56" (2/3) ...
[2024-11-08 16:19:57,575 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48404834 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:19:57, skipping insertion in model container
[2024-11-08 16:19:57,575 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:19:57" (3/3) ...
[2024-11-08 16:19:57,576 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-9.i
[2024-11-08 16:19:57,594 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-08 16:19:57,595 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-11-08 16:19:57,672 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-08 16:19:57,678 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;@28649596, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-08 16:19:57,678 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-08 16:19:57,682 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 75 states have (on average 1.5066666666666666) internal successors, (113), 76 states have internal predecessors, (113), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19)
[2024-11-08 16:19:57,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138
[2024-11-08 16:19:57,700 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 16:19:57,701 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:19:57,703 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 16:19:57,710 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:19:57,710 INFO L85 PathProgramCache]: Analyzing trace with hash 1551294431, now seen corresponding path program 1 times
[2024-11-08 16:19:57,722 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:19:57,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [365992591]
[2024-11-08 16:19:57,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:19:57,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:19:57,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:58,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-08 16:19:58,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:58,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2024-11-08 16:19:58,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:58,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16
[2024-11-08 16:19:58,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:58,252 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2024-11-08 16:19:58,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:58,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26
[2024-11-08 16:19:58,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:58,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2024-11-08 16:19:58,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:58,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2024-11-08 16:19:58,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:58,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2024-11-08 16:19:58,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:58,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2024-11-08 16:19:58,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:58,317 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54
[2024-11-08 16:19:58,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:58,325 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60
[2024-11-08 16:19:58,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:58,334 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66
[2024-11-08 16:19:58,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:58,344 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71
[2024-11-08 16:19:58,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:58,356 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77
[2024-11-08 16:19:58,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:58,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82
[2024-11-08 16:19:58,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:58,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88
[2024-11-08 16:19:58,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:58,371 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93
[2024-11-08 16:19:58,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:58,376 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99
[2024-11-08 16:19:58,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:58,381 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2024-11-08 16:19:58,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:58,390 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked.
[2024-11-08 16:19:58,391 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 16:19:58,392 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [365992591]
[2024-11-08 16:19:58,392 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [365992591] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 16:19:58,393 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 16:19:58,393 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-08 16:19:58,395 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146133901]
[2024-11-08 16:19:58,395 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 16:19:58,400 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-08 16:19:58,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 16:19:58,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-08 16:19:58,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-08 16:19:58,432 INFO L87 Difference]: Start difference. First operand has 97 states, 75 states have (on average 1.5066666666666666) internal successors, (113), 76 states have internal predecessors, (113), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19)
[2024-11-08 16:19:58,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 16:19:58,488 INFO L93 Difference]: Finished difference Result 187 states and 315 transitions.
[2024-11-08 16:19:58,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-08 16:19:58,490 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19) Word has length 137
[2024-11-08 16:19:58,491 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 16:19:58,502 INFO L225 Difference]: With dead ends: 187
[2024-11-08 16:19:58,502 INFO L226 Difference]: Without dead ends: 93
[2024-11-08 16:19:58,507 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-08 16:19:58,512 INFO L432 NwaCegarLoop]: 143 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-08 16:19:58,513 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 143 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 16:19:58,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states.
[2024-11-08 16:19:58,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93.
[2024-11-08 16:19:58,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 93 states, 72 states have (on average 1.4583333333333333) internal successors, (105), 72 states have internal predecessors, (105), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19)
[2024-11-08 16:19:58,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 143 transitions.
[2024-11-08 16:19:58,583 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 143 transitions. Word has length 137
[2024-11-08 16:19:58,587 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 16:19:58,587 INFO L471 AbstractCegarLoop]: Abstraction has 93 states and 143 transitions.
[2024-11-08 16:19:58,588 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 22.5) internal successors, (45), 2 states have internal predecessors, (45), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 2 states have call successors, (19)
[2024-11-08 16:19:58,588 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 143 transitions.
[2024-11-08 16:19:58,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138
[2024-11-08 16:19:58,599 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 16:19:58,599 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:19:58,600 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-08 16:19:58,600 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 16:19:58,601 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:19:58,601 INFO L85 PathProgramCache]: Analyzing trace with hash -2144418203, now seen corresponding path program 1 times
[2024-11-08 16:19:58,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:19:58,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [14572949]
[2024-11-08 16:19:58,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:19:58,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:19:58,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-08 16:19:59,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2024-11-08 16:19:59,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16
[2024-11-08 16:19:59,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2024-11-08 16:19:59,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26
[2024-11-08 16:19:59,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2024-11-08 16:19:59,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2024-11-08 16:19:59,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2024-11-08 16:19:59,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,096 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2024-11-08 16:19:59,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54
[2024-11-08 16:19:59,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60
[2024-11-08 16:19:59,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66
[2024-11-08 16:19:59,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71
[2024-11-08 16:19:59,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,157 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77
[2024-11-08 16:19:59,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82
[2024-11-08 16:19:59,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88
[2024-11-08 16:19:59,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93
[2024-11-08 16:19:59,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99
[2024-11-08 16:19:59,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2024-11-08 16:19:59,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,203 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked.
[2024-11-08 16:19:59,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 16:19:59,206 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [14572949]
[2024-11-08 16:19:59,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [14572949] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 16:19:59,206 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 16:19:59,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-08 16:19:59,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292502344]
[2024-11-08 16:19:59,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 16:19:59,212 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-08 16:19:59,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 16:19:59,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 16:19:59,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 16:19:59,215 INFO L87 Difference]: Start difference. First operand 93 states and 143 transitions. Second operand has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-08 16:19:59,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 16:19:59,283 INFO L93 Difference]: Finished difference Result 184 states and 285 transitions.
[2024-11-08 16:19:59,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 16:19:59,284 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 137
[2024-11-08 16:19:59,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 16:19:59,287 INFO L225 Difference]: With dead ends: 184
[2024-11-08 16:19:59,287 INFO L226 Difference]: Without dead ends: 94
[2024-11-08 16:19:59,290 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 16:19:59,295 INFO L432 NwaCegarLoop]: 142 mSDtfsCounter, 0 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 279 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-08 16:19:59,296 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 279 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 16:19:59,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states.
[2024-11-08 16:19:59,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94.
[2024-11-08 16:19:59,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94 states, 73 states have (on average 1.452054794520548) internal successors, (106), 73 states have internal predecessors, (106), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19)
[2024-11-08 16:19:59,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 144 transitions.
[2024-11-08 16:19:59,317 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 144 transitions. Word has length 137
[2024-11-08 16:19:59,319 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 16:19:59,320 INFO L471 AbstractCegarLoop]: Abstraction has 94 states and 144 transitions.
[2024-11-08 16:19:59,320 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.0) internal successors, (45), 3 states have internal predecessors, (45), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-08 16:19:59,321 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 144 transitions.
[2024-11-08 16:19:59,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139
[2024-11-08 16:19:59,325 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 16:19:59,325 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:19:59,325 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-08 16:19:59,326 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 16:19:59,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:19:59,327 INFO L85 PathProgramCache]: Analyzing trace with hash 1356901359, now seen corresponding path program 1 times
[2024-11-08 16:19:59,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:19:59,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [413149625]
[2024-11-08 16:19:59,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:19:59,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:19:59,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-08 16:19:59,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2024-11-08 16:19:59,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16
[2024-11-08 16:19:59,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2024-11-08 16:19:59,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26
[2024-11-08 16:19:59,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2024-11-08 16:19:59,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2024-11-08 16:19:59,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2024-11-08 16:19:59,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2024-11-08 16:19:59,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54
[2024-11-08 16:19:59,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60
[2024-11-08 16:19:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66
[2024-11-08 16:19:59,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71
[2024-11-08 16:19:59,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,625 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77
[2024-11-08 16:19:59,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82
[2024-11-08 16:19:59,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88
[2024-11-08 16:19:59,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93
[2024-11-08 16:19:59,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99
[2024-11-08 16:19:59,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2024-11-08 16:19:59,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:19:59,660 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked.
[2024-11-08 16:19:59,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 16:19:59,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [413149625]
[2024-11-08 16:19:59,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [413149625] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 16:19:59,665 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 16:19:59,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-08 16:19:59,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301681751]
[2024-11-08 16:19:59,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 16:19:59,667 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-08 16:19:59,669 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 16:19:59,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 16:19:59,671 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 16:19:59,671 INFO L87 Difference]: Start difference. First operand 94 states and 144 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-08 16:19:59,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 16:19:59,788 INFO L93 Difference]: Finished difference Result 253 states and 387 transitions.
[2024-11-08 16:19:59,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 16:19:59,792 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 138
[2024-11-08 16:19:59,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 16:19:59,800 INFO L225 Difference]: With dead ends: 253
[2024-11-08 16:19:59,800 INFO L226 Difference]: Without dead ends: 162
[2024-11-08 16:19:59,801 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 16:19:59,802 INFO L432 NwaCegarLoop]: 172 mSDtfsCounter, 99 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 293 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time
[2024-11-08 16:19:59,806 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 293 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time]
[2024-11-08 16:19:59,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states.
[2024-11-08 16:19:59,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 159.
[2024-11-08 16:19:59,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 124 states have (on average 1.4193548387096775) internal successors, (176), 125 states have internal predecessors, (176), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 31 states have call predecessors, (32), 32 states have call successors, (32)
[2024-11-08 16:19:59,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 240 transitions.
[2024-11-08 16:19:59,856 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 240 transitions. Word has length 138
[2024-11-08 16:19:59,857 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 16:19:59,860 INFO L471 AbstractCegarLoop]: Abstraction has 159 states and 240 transitions.
[2024-11-08 16:19:59,861 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-08 16:19:59,861 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 240 transitions.
[2024-11-08 16:19:59,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139
[2024-11-08 16:19:59,868 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 16:19:59,869 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:19:59,869 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2
[2024-11-08 16:19:59,870 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 16:19:59,870 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:19:59,870 INFO L85 PathProgramCache]: Analyzing trace with hash 335833005, now seen corresponding path program 1 times
[2024-11-08 16:19:59,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:19:59,871 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [139426869]
[2024-11-08 16:19:59,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:19:59,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:20:00,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:03,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-08 16:20:03,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:03,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2024-11-08 16:20:03,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:03,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16
[2024-11-08 16:20:03,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:03,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2024-11-08 16:20:03,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:03,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26
[2024-11-08 16:20:03,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:03,714 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2024-11-08 16:20:03,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:03,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2024-11-08 16:20:03,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:03,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2024-11-08 16:20:03,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:03,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2024-11-08 16:20:03,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:03,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54
[2024-11-08 16:20:03,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:03,833 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60
[2024-11-08 16:20:03,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:03,856 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66
[2024-11-08 16:20:03,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:03,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71
[2024-11-08 16:20:03,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:03,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77
[2024-11-08 16:20:03,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:03,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82
[2024-11-08 16:20:03,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:03,951 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88
[2024-11-08 16:20:03,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:03,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93
[2024-11-08 16:20:03,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:03,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99
[2024-11-08 16:20:04,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:04,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2024-11-08 16:20:04,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:04,054 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked.
[2024-11-08 16:20:04,054 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 16:20:04,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [139426869]
[2024-11-08 16:20:04,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [139426869] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 16:20:04,055 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 16:20:04,055 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11
[2024-11-08 16:20:04,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697884837]
[2024-11-08 16:20:04,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 16:20:04,057 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states
[2024-11-08 16:20:04,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 16:20:04,058 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2024-11-08 16:20:04,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110
[2024-11-08 16:20:04,060 INFO L87 Difference]: Start difference. First operand 159 states and 240 transitions. Second operand has 11 states, 11 states have (on average 4.181818181818182) internal successors, (46), 11 states have internal predecessors, (46), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19)
[2024-11-08 16:20:07,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 16:20:07,145 INFO L93 Difference]: Finished difference Result 571 states and 865 transitions.
[2024-11-08 16:20:07,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states.
[2024-11-08 16:20:07,146 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 4.181818181818182) internal successors, (46), 11 states have internal predecessors, (46), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 138
[2024-11-08 16:20:07,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 16:20:07,153 INFO L225 Difference]: With dead ends: 571
[2024-11-08 16:20:07,153 INFO L226 Difference]: Without dead ends: 415
[2024-11-08 16:20:07,155 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182
[2024-11-08 16:20:07,156 INFO L432 NwaCegarLoop]: 92 mSDtfsCounter, 507 mSDsluCounter, 344 mSDsCounter, 0 mSdLazyCounter, 531 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 507 SdHoareTripleChecker+Valid, 436 SdHoareTripleChecker+Invalid, 552 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 531 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time
[2024-11-08 16:20:07,157 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [507 Valid, 436 Invalid, 552 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 531 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time]
[2024-11-08 16:20:07,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 415 states.
[2024-11-08 16:20:07,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 415 to 384.
[2024-11-08 16:20:07,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 384 states, 315 states have (on average 1.4634920634920634) internal successors, (461), 317 states have internal predecessors, (461), 64 states have call successors, (64), 4 states have call predecessors, (64), 4 states have return successors, (64), 62 states have call predecessors, (64), 64 states have call successors, (64)
[2024-11-08 16:20:07,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 384 states and 589 transitions.
[2024-11-08 16:20:07,222 INFO L78 Accepts]: Start accepts. Automaton has 384 states and 589 transitions. Word has length 138
[2024-11-08 16:20:07,223 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 16:20:07,223 INFO L471 AbstractCegarLoop]: Abstraction has 384 states and 589 transitions.
[2024-11-08 16:20:07,223 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 4.181818181818182) internal successors, (46), 11 states have internal predecessors, (46), 2 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19)
[2024-11-08 16:20:07,224 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 589 transitions.
[2024-11-08 16:20:07,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139
[2024-11-08 16:20:07,227 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 16:20:07,227 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:20:07,227 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3
[2024-11-08 16:20:07,228 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 16:20:07,228 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:20:07,229 INFO L85 PathProgramCache]: Analyzing trace with hash 397872619, now seen corresponding path program 1 times
[2024-11-08 16:20:07,229 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:20:07,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1211518554]
[2024-11-08 16:20:07,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:20:07,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:20:07,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:08,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-08 16:20:08,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:08,865 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2024-11-08 16:20:08,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:08,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16
[2024-11-08 16:20:08,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:08,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2024-11-08 16:20:08,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:08,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26
[2024-11-08 16:20:08,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:08,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2024-11-08 16:20:08,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:08,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2024-11-08 16:20:08,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:08,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2024-11-08 16:20:08,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:08,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2024-11-08 16:20:08,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:08,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54
[2024-11-08 16:20:08,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:08,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60
[2024-11-08 16:20:08,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:08,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66
[2024-11-08 16:20:08,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:08,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71
[2024-11-08 16:20:08,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:08,914 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77
[2024-11-08 16:20:08,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:08,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82
[2024-11-08 16:20:08,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:08,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88
[2024-11-08 16:20:08,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:08,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93
[2024-11-08 16:20:08,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:08,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99
[2024-11-08 16:20:08,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:08,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2024-11-08 16:20:08,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:08,941 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked.
[2024-11-08 16:20:08,943 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 16:20:08,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1211518554]
[2024-11-08 16:20:08,944 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1211518554] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 16:20:08,944 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 16:20:08,944 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2024-11-08 16:20:08,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096295928]
[2024-11-08 16:20:08,945 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 16:20:08,945 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2024-11-08 16:20:08,949 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 16:20:08,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2024-11-08 16:20:08,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56
[2024-11-08 16:20:08,951 INFO L87 Difference]: Start difference. First operand 384 states and 589 transitions. Second operand has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-08 16:20:10,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 16:20:10,252 INFO L93 Difference]: Finished difference Result 895 states and 1366 transitions.
[2024-11-08 16:20:10,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2024-11-08 16:20:10,253 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 138
[2024-11-08 16:20:10,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 16:20:10,259 INFO L225 Difference]: With dead ends: 895
[2024-11-08 16:20:10,260 INFO L226 Difference]: Without dead ends: 514
[2024-11-08 16:20:10,262 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72
[2024-11-08 16:20:10,264 INFO L432 NwaCegarLoop]: 139 mSDtfsCounter, 213 mSDsluCounter, 341 mSDsCounter, 0 mSdLazyCounter, 454 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 480 SdHoareTripleChecker+Invalid, 456 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 454 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time
[2024-11-08 16:20:10,269 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 480 Invalid, 456 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 454 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time]
[2024-11-08 16:20:10,271 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 514 states.
[2024-11-08 16:20:10,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 514 to 388.
[2024-11-08 16:20:10,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 388 states, 319 states have (on average 1.457680250783699) internal successors, (465), 321 states have internal predecessors, (465), 64 states have call successors, (64), 4 states have call predecessors, (64), 4 states have return successors, (64), 62 states have call predecessors, (64), 64 states have call successors, (64)
[2024-11-08 16:20:10,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 388 states and 593 transitions.
[2024-11-08 16:20:10,340 INFO L78 Accepts]: Start accepts. Automaton has 388 states and 593 transitions. Word has length 138
[2024-11-08 16:20:10,341 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 16:20:10,342 INFO L471 AbstractCegarLoop]: Abstraction has 388 states and 593 transitions.
[2024-11-08 16:20:10,342 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-08 16:20:10,342 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 593 transitions.
[2024-11-08 16:20:10,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139
[2024-11-08 16:20:10,346 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 16:20:10,346 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:20:10,346 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4
[2024-11-08 16:20:10,347 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 16:20:10,347 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:20:10,348 INFO L85 PathProgramCache]: Analyzing trace with hash 845306095, now seen corresponding path program 1 times
[2024-11-08 16:20:10,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:20:10,348 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359077842]
[2024-11-08 16:20:10,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:20:10,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:20:10,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:13,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-08 16:20:13,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:13,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2024-11-08 16:20:13,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:13,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16
[2024-11-08 16:20:13,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:13,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2024-11-08 16:20:13,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:13,795 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26
[2024-11-08 16:20:13,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:13,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2024-11-08 16:20:13,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:13,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2024-11-08 16:20:13,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:13,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2024-11-08 16:20:13,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:13,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2024-11-08 16:20:13,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:13,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54
[2024-11-08 16:20:13,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:13,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60
[2024-11-08 16:20:13,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:13,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66
[2024-11-08 16:20:13,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:13,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71
[2024-11-08 16:20:13,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:13,826 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77
[2024-11-08 16:20:13,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:13,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82
[2024-11-08 16:20:13,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:13,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88
[2024-11-08 16:20:13,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:13,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93
[2024-11-08 16:20:13,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:13,844 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99
[2024-11-08 16:20:13,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:13,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2024-11-08 16:20:13,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:13,853 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked.
[2024-11-08 16:20:13,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 16:20:13,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359077842]
[2024-11-08 16:20:13,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359077842] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 16:20:13,855 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 16:20:13,856 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8
[2024-11-08 16:20:13,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [650011107]
[2024-11-08 16:20:13,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 16:20:13,857 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states
[2024-11-08 16:20:13,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 16:20:13,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants.
[2024-11-08 16:20:13,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56
[2024-11-08 16:20:13,861 INFO L87 Difference]: Start difference. First operand 388 states and 593 transitions. Second operand has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-08 16:20:16,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 16:20:16,178 INFO L93 Difference]: Finished difference Result 815 states and 1244 transitions.
[2024-11-08 16:20:16,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states.
[2024-11-08 16:20:16,179 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 138
[2024-11-08 16:20:16,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 16:20:16,187 INFO L225 Difference]: With dead ends: 815
[2024-11-08 16:20:16,187 INFO L226 Difference]: Without dead ends: 588
[2024-11-08 16:20:16,188 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72
[2024-11-08 16:20:16,191 INFO L432 NwaCegarLoop]: 172 mSDtfsCounter, 213 mSDsluCounter, 419 mSDsCounter, 0 mSdLazyCounter, 406 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 591 SdHoareTripleChecker+Invalid, 407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 406 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time
[2024-11-08 16:20:16,194 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 591 Invalid, 407 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 406 Invalid, 0 Unknown, 0 Unchecked, 2.1s Time]
[2024-11-08 16:20:16,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 588 states.
[2024-11-08 16:20:16,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 588 to 390.
[2024-11-08 16:20:16,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 390 states, 321 states have (on average 1.4579439252336448) internal successors, (468), 323 states have internal predecessors, (468), 64 states have call successors, (64), 4 states have call predecessors, (64), 4 states have return successors, (64), 62 states have call predecessors, (64), 64 states have call successors, (64)
[2024-11-08 16:20:16,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 390 states and 596 transitions.
[2024-11-08 16:20:16,249 INFO L78 Accepts]: Start accepts. Automaton has 390 states and 596 transitions. Word has length 138
[2024-11-08 16:20:16,250 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 16:20:16,251 INFO L471 AbstractCegarLoop]: Abstraction has 390 states and 596 transitions.
[2024-11-08 16:20:16,251 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-08 16:20:16,252 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 596 transitions.
[2024-11-08 16:20:16,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141
[2024-11-08 16:20:16,255 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 16:20:16,256 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:20:16,256 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5
[2024-11-08 16:20:16,256 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 16:20:16,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:20:16,257 INFO L85 PathProgramCache]: Analyzing trace with hash 366284776, now seen corresponding path program 1 times
[2024-11-08 16:20:16,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:20:16,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [861197624]
[2024-11-08 16:20:16,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:20:16,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:20:16,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:16,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-08 16:20:16,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:16,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2024-11-08 16:20:16,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:16,598 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16
[2024-11-08 16:20:16,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:16,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2024-11-08 16:20:16,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:16,607 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26
[2024-11-08 16:20:16,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:16,613 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2024-11-08 16:20:16,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:16,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2024-11-08 16:20:16,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:16,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2024-11-08 16:20:16,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:16,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2024-11-08 16:20:16,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:16,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54
[2024-11-08 16:20:16,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:16,641 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60
[2024-11-08 16:20:16,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:16,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66
[2024-11-08 16:20:16,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:16,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71
[2024-11-08 16:20:16,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:16,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77
[2024-11-08 16:20:16,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:16,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82
[2024-11-08 16:20:16,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:16,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88
[2024-11-08 16:20:16,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:16,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93
[2024-11-08 16:20:16,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:16,679 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99
[2024-11-08 16:20:16,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:16,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2024-11-08 16:20:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:16,689 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked.
[2024-11-08 16:20:16,689 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 16:20:16,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [861197624]
[2024-11-08 16:20:16,690 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [861197624] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-08 16:20:16,690 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [970758857]
[2024-11-08 16:20:16,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:20:16,691 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 16:20:16,691 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 16:20:16,694 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-08 16:20:16,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-08 16:20:16,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:16,878 INFO L255 TraceCheckSpWp]: Trace formula consists of 334 conjuncts, 9 conjuncts are in the unsatisfiable core
[2024-11-08 16:20:16,894 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-08 16:20:17,154 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked.
[2024-11-08 16:20:17,154 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-08 16:20:17,155 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [970758857] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 16:20:17,155 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-08 16:20:17,155 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 10
[2024-11-08 16:20:17,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1352894796]
[2024-11-08 16:20:17,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 16:20:17,159 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-08 16:20:17,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 16:20:17,162 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-08 16:20:17,162 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90
[2024-11-08 16:20:17,163 INFO L87 Difference]: Start difference. First operand 390 states and 596 transitions. Second operand has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-08 16:20:17,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 16:20:17,581 INFO L93 Difference]: Finished difference Result 1012 states and 1536 transitions.
[2024-11-08 16:20:17,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states.
[2024-11-08 16:20:17,582 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 140
[2024-11-08 16:20:17,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 16:20:17,587 INFO L225 Difference]: With dead ends: 1012
[2024-11-08 16:20:17,588 INFO L226 Difference]: Without dead ends: 625
[2024-11-08 16:20:17,589 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 183 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110
[2024-11-08 16:20:17,592 INFO L432 NwaCegarLoop]: 126 mSDtfsCounter, 58 mSDsluCounter, 440 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 566 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time
[2024-11-08 16:20:17,593 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [58 Valid, 566 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time]
[2024-11-08 16:20:17,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 625 states.
[2024-11-08 16:20:17,661 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 625 to 619.
[2024-11-08 16:20:17,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 619 states, 538 states have (on average 1.4646840148698885) internal successors, (788), 544 states have internal predecessors, (788), 72 states have call successors, (72), 8 states have call predecessors, (72), 8 states have return successors, (72), 66 states have call predecessors, (72), 72 states have call successors, (72)
[2024-11-08 16:20:17,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 619 states and 932 transitions.
[2024-11-08 16:20:17,668 INFO L78 Accepts]: Start accepts. Automaton has 619 states and 932 transitions. Word has length 140
[2024-11-08 16:20:17,668 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 16:20:17,669 INFO L471 AbstractCegarLoop]: Abstraction has 619 states and 932 transitions.
[2024-11-08 16:20:17,669 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.0) internal successors, (48), 6 states have internal predecessors, (48), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-08 16:20:17,669 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 932 transitions.
[2024-11-08 16:20:17,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141
[2024-11-08 16:20:17,672 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 16:20:17,672 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:20:17,701 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0
[2024-11-08 16:20:17,876 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 16:20:17,878 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 16:20:17,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:20:17,878 INFO L85 PathProgramCache]: Analyzing trace with hash 64519496, now seen corresponding path program 1 times
[2024-11-08 16:20:17,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:20:17,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [737623866]
[2024-11-08 16:20:17,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:20:17,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:20:17,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:18,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-08 16:20:18,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:18,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2024-11-08 16:20:18,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:18,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16
[2024-11-08 16:20:18,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:18,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2024-11-08 16:20:18,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:18,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26
[2024-11-08 16:20:18,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:18,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2024-11-08 16:20:18,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:18,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2024-11-08 16:20:18,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:18,210 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2024-11-08 16:20:18,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:18,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2024-11-08 16:20:18,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:18,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54
[2024-11-08 16:20:18,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:18,226 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60
[2024-11-08 16:20:18,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:18,230 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66
[2024-11-08 16:20:18,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:18,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71
[2024-11-08 16:20:18,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:18,239 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77
[2024-11-08 16:20:18,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:18,244 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82
[2024-11-08 16:20:18,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:18,251 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88
[2024-11-08 16:20:18,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:18,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93
[2024-11-08 16:20:18,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:18,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99
[2024-11-08 16:20:18,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:18,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2024-11-08 16:20:18,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:18,273 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked.
[2024-11-08 16:20:18,273 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 16:20:18,273 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [737623866]
[2024-11-08 16:20:18,273 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [737623866] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-08 16:20:18,274 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [801491122]
[2024-11-08 16:20:18,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:20:18,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 16:20:18,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 16:20:18,277 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-08 16:20:18,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-11-08 16:20:18,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:18,465 INFO L255 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 7 conjuncts are in the unsatisfiable core
[2024-11-08 16:20:18,471 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-08 16:20:19,030 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 242 proven. 54 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked.
[2024-11-08 16:20:19,030 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-08 16:20:19,348 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked.
[2024-11-08 16:20:19,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [801491122] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-08 16:20:19,349 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences.
[2024-11-08 16:20:19,349 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 11
[2024-11-08 16:20:19,349 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328887717]
[2024-11-08 16:20:19,350 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton
[2024-11-08 16:20:19,351 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states
[2024-11-08 16:20:19,351 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 16:20:19,352 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants.
[2024-11-08 16:20:19,352 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110
[2024-11-08 16:20:19,353 INFO L87 Difference]: Start difference. First operand 619 states and 932 transitions. Second operand has 11 states, 11 states have (on average 8.272727272727273) internal successors, (91), 11 states have internal predecessors, (91), 6 states have call successors, (55), 3 states have call predecessors, (55), 5 states have return successors, (56), 5 states have call predecessors, (56), 6 states have call successors, (56)
[2024-11-08 16:20:19,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 16:20:19,832 INFO L93 Difference]: Finished difference Result 1291 states and 1905 transitions.
[2024-11-08 16:20:19,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states.
[2024-11-08 16:20:19,834 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 8.272727272727273) internal successors, (91), 11 states have internal predecessors, (91), 6 states have call successors, (55), 3 states have call predecessors, (55), 5 states have return successors, (56), 5 states have call predecessors, (56), 6 states have call successors, (56) Word has length 140
[2024-11-08 16:20:19,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 16:20:19,839 INFO L225 Difference]: With dead ends: 1291
[2024-11-08 16:20:19,839 INFO L226 Difference]: Without dead ends: 675
[2024-11-08 16:20:19,841 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 326 GetRequests, 312 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=86, Invalid=154, Unknown=0, NotChecked=0, Total=240
[2024-11-08 16:20:19,842 INFO L432 NwaCegarLoop]: 87 mSDtfsCounter, 337 mSDsluCounter, 138 mSDsCounter, 0 mSdLazyCounter, 253 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 337 SdHoareTripleChecker+Valid, 225 SdHoareTripleChecker+Invalid, 259 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 253 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time
[2024-11-08 16:20:19,842 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [337 Valid, 225 Invalid, 259 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 253 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time]
[2024-11-08 16:20:19,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 675 states.
[2024-11-08 16:20:19,908 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 675 to 667.
[2024-11-08 16:20:19,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 667 states, 574 states have (on average 1.4303135888501741) internal successors, (821), 580 states have internal predecessors, (821), 72 states have call successors, (72), 20 states have call predecessors, (72), 20 states have return successors, (72), 66 states have call predecessors, (72), 72 states have call successors, (72)
[2024-11-08 16:20:19,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 667 states and 965 transitions.
[2024-11-08 16:20:19,918 INFO L78 Accepts]: Start accepts. Automaton has 667 states and 965 transitions. Word has length 140
[2024-11-08 16:20:19,918 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 16:20:19,919 INFO L471 AbstractCegarLoop]: Abstraction has 667 states and 965 transitions.
[2024-11-08 16:20:19,919 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.272727272727273) internal successors, (91), 11 states have internal predecessors, (91), 6 states have call successors, (55), 3 states have call predecessors, (55), 5 states have return successors, (56), 5 states have call predecessors, (56), 6 states have call successors, (56)
[2024-11-08 16:20:19,919 INFO L276 IsEmpty]: Start isEmpty. Operand 667 states and 965 transitions.
[2024-11-08 16:20:19,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141
[2024-11-08 16:20:19,923 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 16:20:19,923 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:20:19,951 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0
[2024-11-08 16:20:20,127 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7
[2024-11-08 16:20:20,129 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 16:20:20,131 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:20:20,131 INFO L85 PathProgramCache]: Analyzing trace with hash 205068106, now seen corresponding path program 1 times
[2024-11-08 16:20:20,131 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:20:20,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [549359284]
[2024-11-08 16:20:20,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:20:20,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:20:20,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-08 16:20:20,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1471704560]
[2024-11-08 16:20:20,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:20:20,244 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 16:20:20,245 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 16:20:20,247 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-08 16:20:20,250 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2024-11-08 16:20:20,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:20,648 INFO L255 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 13 conjuncts are in the unsatisfiable core
[2024-11-08 16:20:20,653 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-08 16:20:21,020 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 250 proven. 42 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked.
[2024-11-08 16:20:21,021 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-08 16:20:21,481 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked.
[2024-11-08 16:20:21,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 16:20:21,482 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [549359284]
[2024-11-08 16:20:21,483 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2024-11-08 16:20:21,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1471704560]
[2024-11-08 16:20:21,483 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1471704560] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-08 16:20:21,483 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-11-08 16:20:21,484 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16
[2024-11-08 16:20:21,484 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413502469]
[2024-11-08 16:20:21,484 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-11-08 16:20:21,485 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states
[2024-11-08 16:20:21,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 16:20:21,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants.
[2024-11-08 16:20:21,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=176, Unknown=0, NotChecked=0, Total=240
[2024-11-08 16:20:21,487 INFO L87 Difference]: Start difference. First operand 667 states and 965 transitions. Second operand has 16 states, 16 states have (on average 4.875) internal successors, (78), 16 states have internal predecessors, (78), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34)
[2024-11-08 16:20:23,538 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 16:20:23,538 INFO L93 Difference]: Finished difference Result 2140 states and 3075 transitions.
[2024-11-08 16:20:23,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states.
[2024-11-08 16:20:23,539 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.875) internal successors, (78), 16 states have internal predecessors, (78), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 140
[2024-11-08 16:20:23,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 16:20:23,551 INFO L225 Difference]: With dead ends: 2140
[2024-11-08 16:20:23,551 INFO L226 Difference]: Without dead ends: 1476
[2024-11-08 16:20:23,553 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 264 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=167, Invalid=483, Unknown=0, NotChecked=0, Total=650
[2024-11-08 16:20:23,554 INFO L432 NwaCegarLoop]: 204 mSDtfsCounter, 346 mSDsluCounter, 1390 mSDsCounter, 0 mSdLazyCounter, 951 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 352 SdHoareTripleChecker+Valid, 1594 SdHoareTripleChecker+Invalid, 965 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 951 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time
[2024-11-08 16:20:23,554 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [352 Valid, 1594 Invalid, 965 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 951 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time]
[2024-11-08 16:20:23,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1476 states.
[2024-11-08 16:20:23,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1476 to 1046.
[2024-11-08 16:20:23,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1046 states, 965 states have (on average 1.5243523316062175) internal successors, (1471), 967 states have internal predecessors, (1471), 64 states have call successors, (64), 16 states have call predecessors, (64), 16 states have return successors, (64), 62 states have call predecessors, (64), 64 states have call successors, (64)
[2024-11-08 16:20:23,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 1046 states and 1599 transitions.
[2024-11-08 16:20:23,636 INFO L78 Accepts]: Start accepts. Automaton has 1046 states and 1599 transitions. Word has length 140
[2024-11-08 16:20:23,639 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 16:20:23,639 INFO L471 AbstractCegarLoop]: Abstraction has 1046 states and 1599 transitions.
[2024-11-08 16:20:23,639 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 4.875) internal successors, (78), 16 states have internal predecessors, (78), 3 states have call successors, (33), 2 states have call predecessors, (33), 4 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34)
[2024-11-08 16:20:23,640 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1599 transitions.
[2024-11-08 16:20:23,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141
[2024-11-08 16:20:23,643 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 16:20:23,643 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:20:23,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0
[2024-11-08 16:20:23,843 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 16:20:23,844 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 16:20:23,844 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:20:23,844 INFO L85 PathProgramCache]: Analyzing trace with hash 67556179, now seen corresponding path program 1 times
[2024-11-08 16:20:23,845 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:20:23,845 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12380040]
[2024-11-08 16:20:23,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:20:23,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:20:23,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:23,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-08 16:20:23,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:23,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2024-11-08 16:20:23,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:23,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16
[2024-11-08 16:20:23,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:23,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2024-11-08 16:20:23,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:23,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26
[2024-11-08 16:20:23,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:23,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2024-11-08 16:20:23,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:23,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2024-11-08 16:20:23,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:23,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2024-11-08 16:20:23,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:23,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2024-11-08 16:20:23,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:23,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54
[2024-11-08 16:20:23,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:23,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60
[2024-11-08 16:20:23,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:23,973 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66
[2024-11-08 16:20:23,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:23,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71
[2024-11-08 16:20:23,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:23,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77
[2024-11-08 16:20:23,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:23,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82
[2024-11-08 16:20:23,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:23,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88
[2024-11-08 16:20:23,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:23,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93
[2024-11-08 16:20:23,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:23,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99
[2024-11-08 16:20:23,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:23,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2024-11-08 16:20:23,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:23,999 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked.
[2024-11-08 16:20:23,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 16:20:23,999 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12380040]
[2024-11-08 16:20:23,999 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12380040] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 16:20:23,999 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 16:20:24,000 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-08 16:20:24,000 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912899932]
[2024-11-08 16:20:24,000 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 16:20:24,000 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-08 16:20:24,001 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 16:20:24,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 16:20:24,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 16:20:24,002 INFO L87 Difference]: Start difference. First operand 1046 states and 1599 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-08 16:20:24,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 16:20:24,327 INFO L93 Difference]: Finished difference Result 2287 states and 3449 transitions.
[2024-11-08 16:20:24,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 16:20:24,328 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 140
[2024-11-08 16:20:24,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 16:20:24,340 INFO L225 Difference]: With dead ends: 2287
[2024-11-08 16:20:24,341 INFO L226 Difference]: Without dead ends: 1244
[2024-11-08 16:20:24,343 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 16:20:24,344 INFO L432 NwaCegarLoop]: 155 mSDtfsCounter, 116 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2024-11-08 16:20:24,345 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 272 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2024-11-08 16:20:24,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1244 states.
[2024-11-08 16:20:24,422 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1244 to 1046.
[2024-11-08 16:20:24,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1046 states, 965 states have (on average 1.5202072538860103) internal successors, (1467), 967 states have internal predecessors, (1467), 64 states have call successors, (64), 16 states have call predecessors, (64), 16 states have return successors, (64), 62 states have call predecessors, (64), 64 states have call successors, (64)
[2024-11-08 16:20:24,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1046 states to 1046 states and 1595 transitions.
[2024-11-08 16:20:24,432 INFO L78 Accepts]: Start accepts. Automaton has 1046 states and 1595 transitions. Word has length 140
[2024-11-08 16:20:24,433 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 16:20:24,433 INFO L471 AbstractCegarLoop]: Abstraction has 1046 states and 1595 transitions.
[2024-11-08 16:20:24,433 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-08 16:20:24,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1595 transitions.
[2024-11-08 16:20:24,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142
[2024-11-08 16:20:24,438 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 16:20:24,438 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:20:24,438 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9
[2024-11-08 16:20:24,439 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 16:20:24,439 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:20:24,439 INFO L85 PathProgramCache]: Analyzing trace with hash -685871467, now seen corresponding path program 1 times
[2024-11-08 16:20:24,439 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:20:24,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462429692]
[2024-11-08 16:20:24,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:20:24,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:20:24,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:28,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-08 16:20:28,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:28,969 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2024-11-08 16:20:28,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:28,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16
[2024-11-08 16:20:28,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:28,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2024-11-08 16:20:28,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:28,979 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26
[2024-11-08 16:20:28,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:28,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2024-11-08 16:20:28,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:28,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2024-11-08 16:20:28,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:28,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2024-11-08 16:20:28,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:28,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2024-11-08 16:20:28,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:28,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54
[2024-11-08 16:20:28,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:28,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60
[2024-11-08 16:20:28,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:29,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66
[2024-11-08 16:20:29,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:29,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71
[2024-11-08 16:20:29,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:29,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77
[2024-11-08 16:20:29,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:29,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82
[2024-11-08 16:20:29,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:29,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88
[2024-11-08 16:20:29,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:29,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93
[2024-11-08 16:20:29,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:29,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99
[2024-11-08 16:20:29,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:29,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2024-11-08 16:20:29,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:29,027 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked.
[2024-11-08 16:20:29,028 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 16:20:29,028 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462429692]
[2024-11-08 16:20:29,028 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462429692] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 16:20:29,029 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 16:20:29,029 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16
[2024-11-08 16:20:29,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852710317]
[2024-11-08 16:20:29,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 16:20:29,030 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states
[2024-11-08 16:20:29,030 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 16:20:29,031 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants.
[2024-11-08 16:20:29,031 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=200, Unknown=0, NotChecked=0, Total=240
[2024-11-08 16:20:29,032 INFO L87 Difference]: Start difference. First operand 1046 states and 1595 transitions. Second operand has 16 states, 16 states have (on average 3.0625) internal successors, (49), 16 states have internal predecessors, (49), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-08 16:20:34,299 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 16:20:34,300 INFO L93 Difference]: Finished difference Result 3084 states and 4691 transitions.
[2024-11-08 16:20:34,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states.
[2024-11-08 16:20:34,301 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 3.0625) internal successors, (49), 16 states have internal predecessors, (49), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 141
[2024-11-08 16:20:34,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 16:20:34,310 INFO L225 Difference]: With dead ends: 3084
[2024-11-08 16:20:34,311 INFO L226 Difference]: Without dead ends: 2041
[2024-11-08 16:20:34,313 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=140, Invalid=412, Unknown=0, NotChecked=0, Total=552
[2024-11-08 16:20:34,314 INFO L432 NwaCegarLoop]: 125 mSDtfsCounter, 723 mSDsluCounter, 1098 mSDsCounter, 0 mSdLazyCounter, 1421 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 723 SdHoareTripleChecker+Valid, 1223 SdHoareTripleChecker+Invalid, 1428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1421 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time
[2024-11-08 16:20:34,315 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [723 Valid, 1223 Invalid, 1428 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1421 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time]
[2024-11-08 16:20:34,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2041 states.
[2024-11-08 16:20:34,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2041 to 1380.
[2024-11-08 16:20:34,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1380 states, 1299 states have (on average 1.5242494226327945) internal successors, (1980), 1301 states have internal predecessors, (1980), 64 states have call successors, (64), 16 states have call predecessors, (64), 16 states have return successors, (64), 62 states have call predecessors, (64), 64 states have call successors, (64)
[2024-11-08 16:20:34,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1380 states to 1380 states and 2108 transitions.
[2024-11-08 16:20:34,416 INFO L78 Accepts]: Start accepts. Automaton has 1380 states and 2108 transitions. Word has length 141
[2024-11-08 16:20:34,416 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 16:20:34,416 INFO L471 AbstractCegarLoop]: Abstraction has 1380 states and 2108 transitions.
[2024-11-08 16:20:34,417 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 3.0625) internal successors, (49), 16 states have internal predecessors, (49), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-08 16:20:34,417 INFO L276 IsEmpty]: Start isEmpty. Operand 1380 states and 2108 transitions.
[2024-11-08 16:20:34,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142
[2024-11-08 16:20:34,422 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 16:20:34,422 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:20:34,422 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10
[2024-11-08 16:20:34,423 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 16:20:34,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:20:34,423 INFO L85 PathProgramCache]: Analyzing trace with hash 1425325252, now seen corresponding path program 1 times
[2024-11-08 16:20:34,424 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:20:34,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1082317549]
[2024-11-08 16:20:34,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:20:34,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:20:34,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:34,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-08 16:20:34,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:34,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2024-11-08 16:20:34,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:34,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16
[2024-11-08 16:20:34,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:34,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2024-11-08 16:20:34,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:34,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26
[2024-11-08 16:20:34,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:34,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2024-11-08 16:20:34,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:34,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37
[2024-11-08 16:20:34,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:34,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2024-11-08 16:20:34,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:34,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48
[2024-11-08 16:20:34,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:34,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54
[2024-11-08 16:20:34,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:34,563 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60
[2024-11-08 16:20:34,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:34,566 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66
[2024-11-08 16:20:34,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:34,568 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71
[2024-11-08 16:20:34,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:34,571 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77
[2024-11-08 16:20:34,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:34,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82
[2024-11-08 16:20:34,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:34,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88
[2024-11-08 16:20:34,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:34,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93
[2024-11-08 16:20:34,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:34,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99
[2024-11-08 16:20:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:34,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104
[2024-11-08 16:20:34,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:34,590 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 684 trivial. 0 not checked.
[2024-11-08 16:20:34,591 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 16:20:34,591 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1082317549]
[2024-11-08 16:20:34,591 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1082317549] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 16:20:34,592 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 16:20:34,592 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-08 16:20:34,592 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1235194157]
[2024-11-08 16:20:34,592 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 16:20:34,593 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-08 16:20:34,593 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 16:20:34,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 16:20:34,594 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 16:20:34,594 INFO L87 Difference]: Start difference. First operand 1380 states and 2108 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-08 16:20:34,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 16:20:34,835 INFO L93 Difference]: Finished difference Result 3101 states and 4746 transitions.
[2024-11-08 16:20:34,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 16:20:34,836 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) Word has length 141
[2024-11-08 16:20:34,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 16:20:34,846 INFO L225 Difference]: With dead ends: 3101
[2024-11-08 16:20:34,846 INFO L226 Difference]: Without dead ends: 1724
[2024-11-08 16:20:34,849 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 16:20:34,850 INFO L432 NwaCegarLoop]: 131 mSDtfsCounter, 51 mSDsluCounter, 113 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 244 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2024-11-08 16:20:34,850 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 244 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2024-11-08 16:20:34,853 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1724 states.
[2024-11-08 16:20:34,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1724 to 1464.
[2024-11-08 16:20:34,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1464 states, 1383 states have (on average 1.5213304410701374) internal successors, (2104), 1385 states have internal predecessors, (2104), 64 states have call successors, (64), 16 states have call predecessors, (64), 16 states have return successors, (64), 62 states have call predecessors, (64), 64 states have call successors, (64)
[2024-11-08 16:20:34,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1464 states to 1464 states and 2232 transitions.
[2024-11-08 16:20:34,952 INFO L78 Accepts]: Start accepts. Automaton has 1464 states and 2232 transitions. Word has length 141
[2024-11-08 16:20:34,952 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 16:20:34,952 INFO L471 AbstractCegarLoop]: Abstraction has 1464 states and 2232 transitions.
[2024-11-08 16:20:34,953 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 3 states have internal predecessors, (49), 1 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19)
[2024-11-08 16:20:34,953 INFO L276 IsEmpty]: Start isEmpty. Operand 1464 states and 2232 transitions.
[2024-11-08 16:20:34,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142
[2024-11-08 16:20:34,958 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 16:20:34,958 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:20:34,958 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11
[2024-11-08 16:20:34,959 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 16:20:34,959 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:20:34,959 INFO L85 PathProgramCache]: Analyzing trace with hash -486733035, now seen corresponding path program 1 times
[2024-11-08 16:20:34,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:20:34,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957032352]
[2024-11-08 16:20:34,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:20:34,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:20:35,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-08 16:20:35,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1952954674]
[2024-11-08 16:20:35,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:20:35,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 16:20:35,100 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 16:20:35,102 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-08 16:20:35,105 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process
[2024-11-08 16:20:35,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:35,319 INFO L255 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 11 conjuncts are in the unsatisfiable core
[2024-11-08 16:20:35,325 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-08 16:20:35,992 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 288 proven. 39 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked.
[2024-11-08 16:20:35,993 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-08 16:20:46,990 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (div c_~var_1_6~0 c_~var_1_6~0))) (and (forall ((v_z_31 Int)) (or (< .cse0 v_z_31) (= v_z_31 0) (< v_z_31 0) (< (div v_z_31 c_~var_1_6~0) v_z_31) (< 255 v_z_31))) (or (< c_~var_1_6~0 (+ (mod c_~last_1_var_1_12~0 65536) 1 c_~var_1_7~0)) (and (forall ((v_z_28 Int)) (or (< .cse0 v_z_28) (< v_z_28 0) (< (div v_z_28 c_~var_1_6~0) v_z_28))) (forall ((v_z_26 Int)) (or (< v_z_26 0) (< c_~var_1_6~0 (+ v_z_26 1)) (< (div v_z_26 c_~var_1_6~0) v_z_26))) (<= (+ 1 .cse0) c_~var_1_6~0))) (or (< .cse0 1) (< .cse0 c_~var_1_6~0)))) is different from false
[2024-11-08 16:20:48,739 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 15 proven. 39 refuted. 0 times theorem prover too weak. 630 trivial. 0 not checked.
[2024-11-08 16:20:48,739 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 16:20:48,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957032352]
[2024-11-08 16:20:48,740 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2024-11-08 16:20:48,740 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1952954674]
[2024-11-08 16:20:48,740 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1952954674] provided 0 perfect and 2 imperfect interpolant sequences
[2024-11-08 16:20:48,740 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-11-08 16:20:48,741 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10] total 17
[2024-11-08 16:20:48,741 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1351209177]
[2024-11-08 16:20:48,741 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-11-08 16:20:48,742 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states
[2024-11-08 16:20:48,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 16:20:48,743 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants.
[2024-11-08 16:20:48,743 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=176, Unknown=2, NotChecked=28, Total=272
[2024-11-08 16:20:48,744 INFO L87 Difference]: Start difference. First operand 1464 states and 2232 transitions. Second operand has 17 states, 17 states have (on average 5.235294117647059) internal successors, (89), 17 states have internal predecessors, (89), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33)
[2024-11-08 16:20:54,909 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 (mod c_~last_1_var_1_12~0 65536)) (.cse1 (div c_~var_1_6~0 c_~var_1_6~0))) (and (<= c_~var_1_6~0 (+ .cse0 c_~var_1_7~0)) (forall ((v_z_31 Int)) (or (< .cse1 v_z_31) (= v_z_31 0) (< v_z_31 0) (< (div v_z_31 c_~var_1_6~0) v_z_31) (< 255 v_z_31))) (or (< c_~var_1_6~0 (+ .cse0 1 c_~var_1_7~0)) (and (forall ((v_z_28 Int)) (or (< .cse1 v_z_28) (< v_z_28 0) (< (div v_z_28 c_~var_1_6~0) v_z_28))) (forall ((v_z_26 Int)) (or (< v_z_26 0) (< c_~var_1_6~0 (+ v_z_26 1)) (< (div v_z_26 c_~var_1_6~0) v_z_26))) (<= (+ 1 .cse1) c_~var_1_6~0))) (or (< .cse1 1) (< .cse1 c_~var_1_6~0)) (<= 6 c_~var_1_6~0))) is different from false
[2024-11-08 16:20:58,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 16:20:58,035 INFO L93 Difference]: Finished difference Result 3871 states and 5817 transitions.
[2024-11-08 16:20:58,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states.
[2024-11-08 16:20:58,037 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 5.235294117647059) internal successors, (89), 17 states have internal predecessors, (89), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 141
[2024-11-08 16:20:58,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 16:20:58,049 INFO L225 Difference]: With dead ends: 3871
[2024-11-08 16:20:58,050 INFO L226 Difference]: Without dead ends: 2368
[2024-11-08 16:20:58,054 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 288 GetRequests, 265 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 14.1s TimeCoverageRelationStatistics Valid=139, Invalid=372, Unknown=3, NotChecked=86, Total=600
[2024-11-08 16:20:58,055 INFO L432 NwaCegarLoop]: 121 mSDtfsCounter, 726 mSDsluCounter, 706 mSDsCounter, 0 mSdLazyCounter, 683 mSolverCounterSat, 35 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 731 SdHoareTripleChecker+Valid, 827 SdHoareTripleChecker+Invalid, 1031 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 35 IncrementalHoareTripleChecker+Valid, 683 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 313 IncrementalHoareTripleChecker+Unchecked, 4.5s IncrementalHoareTripleChecker+Time
[2024-11-08 16:20:58,055 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [731 Valid, 827 Invalid, 1031 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [35 Valid, 683 Invalid, 0 Unknown, 313 Unchecked, 4.5s Time]
[2024-11-08 16:20:58,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2368 states.
[2024-11-08 16:20:58,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2368 to 1847.
[2024-11-08 16:20:58,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1847 states, 1762 states have (on average 1.489216799091941) internal successors, (2624), 1764 states have internal predecessors, (2624), 64 states have call successors, (64), 20 states have call predecessors, (64), 20 states have return successors, (64), 62 states have call predecessors, (64), 64 states have call successors, (64)
[2024-11-08 16:20:58,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1847 states to 1847 states and 2752 transitions.
[2024-11-08 16:20:58,167 INFO L78 Accepts]: Start accepts. Automaton has 1847 states and 2752 transitions. Word has length 141
[2024-11-08 16:20:58,168 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 16:20:58,168 INFO L471 AbstractCegarLoop]: Abstraction has 1847 states and 2752 transitions.
[2024-11-08 16:20:58,168 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 5.235294117647059) internal successors, (89), 17 states have internal predecessors, (89), 3 states have call successors, (32), 2 states have call predecessors, (32), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33)
[2024-11-08 16:20:58,169 INFO L276 IsEmpty]: Start isEmpty. Operand 1847 states and 2752 transitions.
[2024-11-08 16:20:58,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142
[2024-11-08 16:20:58,173 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 16:20:58,173 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:20:58,201 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0
[2024-11-08 16:20:58,374 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12
[2024-11-08 16:20:58,375 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 16:20:58,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:20:58,376 INFO L85 PathProgramCache]: Analyzing trace with hash -1507801389, now seen corresponding path program 1 times
[2024-11-08 16:20:58,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:20:58,376 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137646313]
[2024-11-08 16:20:58,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:20:58,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:20:58,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-08 16:20:58,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [127178997]
[2024-11-08 16:20:58,462 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:20:58,462 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 16:20:58,462 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 16:20:58,464 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-08 16:20:58,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process
[2024-11-08 16:20:59,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:20:59,400 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 19 conjuncts are in the unsatisfiable core
[2024-11-08 16:20:59,403 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-08 16:21:03,279 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 303 proven. 72 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked.
[2024-11-08 16:21:03,280 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-08 16:21:06,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 16:21:06,209 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137646313]
[2024-11-08 16:21:06,209 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT
[2024-11-08 16:21:06,210 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [127178997]
[2024-11-08 16:21:06,210 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [127178997] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-08 16:21:06,210 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences.
[2024-11-08 16:21:06,210 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9
[2024-11-08 16:21:06,210 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2058998510]
[2024-11-08 16:21:06,210 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton
[2024-11-08 16:21:06,211 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2024-11-08 16:21:06,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 16:21:06,213 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2024-11-08 16:21:06,213 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210
[2024-11-08 16:21:06,213 INFO L87 Difference]: Start difference. First operand 1847 states and 2752 transitions. Second operand has 10 states, 10 states have (on average 5.8) internal successors, (58), 8 states have internal predecessors, (58), 3 states have call successors, (19), 3 states have call predecessors, (19), 4 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19)
[2024-11-08 16:21:08,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 16:21:08,595 INFO L93 Difference]: Finished difference Result 3666 states and 5465 transitions.
[2024-11-08 16:21:08,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2024-11-08 16:21:08,597 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.8) internal successors, (58), 8 states have internal predecessors, (58), 3 states have call successors, (19), 3 states have call predecessors, (19), 4 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 141
[2024-11-08 16:21:08,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 16:21:08,606 INFO L225 Difference]: With dead ends: 3666
[2024-11-08 16:21:08,606 INFO L226 Difference]: Without dead ends: 1822
[2024-11-08 16:21:08,610 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 232 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=192, Invalid=408, Unknown=0, NotChecked=0, Total=600
[2024-11-08 16:21:08,611 INFO L432 NwaCegarLoop]: 97 mSDtfsCounter, 281 mSDsluCounter, 391 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 69 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 488 SdHoareTripleChecker+Invalid, 301 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time
[2024-11-08 16:21:08,611 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [281 Valid, 488 Invalid, 301 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time]
[2024-11-08 16:21:08,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1822 states.
[2024-11-08 16:21:08,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1822 to 1234.
[2024-11-08 16:21:08,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1234 states, 1165 states have (on average 1.482403433476395) internal successors, (1727), 1166 states have internal predecessors, (1727), 51 states have call successors, (51), 17 states have call predecessors, (51), 17 states have return successors, (51), 50 states have call predecessors, (51), 51 states have call successors, (51)
[2024-11-08 16:21:08,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 1234 states and 1829 transitions.
[2024-11-08 16:21:08,687 INFO L78 Accepts]: Start accepts. Automaton has 1234 states and 1829 transitions. Word has length 141
[2024-11-08 16:21:08,688 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 16:21:08,688 INFO L471 AbstractCegarLoop]: Abstraction has 1234 states and 1829 transitions.
[2024-11-08 16:21:08,688 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.8) internal successors, (58), 8 states have internal predecessors, (58), 3 states have call successors, (19), 3 states have call predecessors, (19), 4 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19)
[2024-11-08 16:21:08,688 INFO L276 IsEmpty]: Start isEmpty. Operand 1234 states and 1829 transitions.
[2024-11-08 16:21:08,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142
[2024-11-08 16:21:08,692 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 16:21:08,692 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:21:08,721 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0
[2024-11-08 16:21:08,893 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13
[2024-11-08 16:21:08,893 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 16:21:08,894 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:21:08,894 INFO L85 PathProgramCache]: Analyzing trace with hash 2085566033, now seen corresponding path program 1 times
[2024-11-08 16:21:08,894 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 16:21:08,894 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1655949017]
[2024-11-08 16:21:08,894 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:21:08,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 16:21:09,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-08 16:21:09,019 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2113991990]
[2024-11-08 16:21:09,020 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:21:09,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 16:21:09,020 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 16:21:09,022 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-08 16:21:09,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process
[2024-11-08 16:21:09,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 16:21:09,294 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 16:21:09,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 16:21:09,519 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 16:21:09,520 INFO L325 BasicCegarLoop]: Counterexample is feasible
[2024-11-08 16:21:09,521 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-11-08 16:21:09,534 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0
[2024-11-08 16:21:09,724 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14
[2024-11-08 16:21:09,729 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:21:09,899 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-08 16:21:09,903 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 04:21:09 BoogieIcfgContainer
[2024-11-08 16:21:09,903 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-08 16:21:09,904 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-08 16:21:09,904 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-08 16:21:09,904 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-08 16:21:09,905 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:19:57" (3/4) ...
[2024-11-08 16:21:09,909 INFO L145 WitnessPrinter]: No result that supports witness generation found
[2024-11-08 16:21:09,910 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-08 16:21:09,911 INFO L158 Benchmark]: Toolchain (without parser) took 73806.96ms. Allocated memory was 125.8MB in the beginning and 352.3MB in the end (delta: 226.5MB). Free memory was 75.3MB in the beginning and 262.6MB in the end (delta: -187.3MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB.
[2024-11-08 16:21:09,912 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 125.8MB. Free memory was 99.8MB in the beginning and 99.7MB in the end (delta: 139.6kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 16:21:09,913 INFO L158 Benchmark]: CACSL2BoogieTranslator took 464.97ms. Allocated memory was 125.8MB in the beginning and 159.4MB in the end (delta: 33.6MB). Free memory was 75.2MB in the beginning and 128.2MB in the end (delta: -53.1MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB.
[2024-11-08 16:21:09,914 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.31ms. Allocated memory is still 159.4MB. Free memory was 128.2MB in the beginning and 124.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
[2024-11-08 16:21:09,914 INFO L158 Benchmark]: Boogie Preprocessor took 87.03ms. Allocated memory is still 159.4MB. Free memory was 124.0MB in the beginning and 120.7MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 16:21:09,914 INFO L158 Benchmark]: RCFGBuilder took 831.65ms. Allocated memory is still 159.4MB. Free memory was 120.4MB in the beginning and 93.2MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB.
[2024-11-08 16:21:09,915 INFO L158 Benchmark]: TraceAbstraction took 72332.80ms. Allocated memory was 159.4MB in the beginning and 352.3MB in the end (delta: 192.9MB). Free memory was 92.0MB in the beginning and 262.6MB in the end (delta: -170.6MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB.
[2024-11-08 16:21:09,916 INFO L158 Benchmark]: Witness Printer took 6.69ms. Allocated memory is still 352.3MB. Free memory is still 262.6MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 16:21:09,918 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.27ms. Allocated memory is still 125.8MB. Free memory was 99.8MB in the beginning and 99.7MB in the end (delta: 139.6kB). There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 464.97ms. Allocated memory was 125.8MB in the beginning and 159.4MB in the end (delta: 33.6MB). Free memory was 75.2MB in the beginning and 128.2MB in the end (delta: -53.1MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 77.31ms. Allocated memory is still 159.4MB. Free memory was 128.2MB in the beginning and 124.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 87.03ms. Allocated memory is still 159.4MB. Free memory was 124.0MB in the beginning and 120.7MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* RCFGBuilder took 831.65ms. Allocated memory is still 159.4MB. Free memory was 120.4MB in the beginning and 93.2MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB.
* TraceAbstraction took 72332.80ms. Allocated memory was 159.4MB in the beginning and 352.3MB in the end (delta: 192.9MB). Free memory was 92.0MB in the beginning and 262.6MB in the end (delta: -170.6MB). Peak memory consumption was 22.5MB. Max. memory is 16.1GB.
* Witness Printer took 6.69ms. Allocated memory is still 352.3MB. Free memory is still 262.6MB. There was no memory consumed. 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: 19]: 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 someBinaryFLOATComparisonOperation at line 161, overapproximation of shiftLeft at line 169, overapproximation of someUnaryDOUBLEoperation at line 40, overapproximation of someBinaryDOUBLEComparisonOperation at line 169.
Possible FailurePath:
[L21] unsigned char isInitial = 0;
[L22] double var_1_1 = 5.5;
[L23] signed short int var_1_3 = 1;
[L24] signed long int var_1_5 = -64;
[L25] signed char var_1_6 = 10;
[L26] signed char var_1_7 = 5;
[L27] double var_1_8 = 16.25;
[L28] double var_1_9 = 1.8;
[L29] unsigned char var_1_10 = 32;
[L30] unsigned char var_1_11 = 64;
[L31] unsigned short int var_1_12 = 16;
[L32] unsigned long int var_1_13 = 128;
[L33] unsigned char var_1_15 = 1;
[L34] unsigned short int var_1_16 = 256;
[L35] signed char var_1_18 = -2;
[L36] unsigned long int var_1_19 = 50;
[L37] unsigned char var_1_23 = 64;
[L38] unsigned short int var_1_26 = 32;
[L39] unsigned short int var_1_28 = 64;
[L40] float var_1_30 = -0.2;
[L41] float var_1_32 = -0.375;
[L42] float var_1_33 = 1.4;
[L43] float var_1_35 = 1.5;
[L44] unsigned char last_1_var_1_10 = 32;
[L45] unsigned short int last_1_var_1_12 = 16;
[L46] unsigned long int last_1_var_1_13 = 128;
VAL [isInitial=0, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=1, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5]
[L173] isInitial = 1
[L174] FCALL initially()
[L175] COND TRUE 1
[L176] CALL updateLastVariables()
[L164] last_1_var_1_10 = var_1_10
[L165] last_1_var_1_12 = var_1_12
[L166] last_1_var_1_13 = var_1_13
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=1, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5]
[L176] RET updateLastVariables()
[L177] CALL updateVariables()
[L133] var_1_3 = __VERIFIER_nondet_short()
[L134] CALL assume_abort_if_not(var_1_3 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5]
[L134] RET assume_abort_if_not(var_1_3 >= 0)
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5]
[L135] CALL assume_abort_if_not(var_1_3 <= 8)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5]
[L135] RET assume_abort_if_not(var_1_3 <= 8)
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=-64, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5]
[L136] var_1_5 = __VERIFIER_nondet_long()
[L137] CALL assume_abort_if_not(var_1_5 >= -2147483648)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5]
[L137] RET assume_abort_if_not(var_1_5 >= -2147483648)
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5]
[L138] CALL assume_abort_if_not(var_1_5 <= 2147483647)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5]
[L138] RET assume_abort_if_not(var_1_5 <= 2147483647)
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5]
[L139] CALL assume_abort_if_not(var_1_5 != 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5]
[L139] RET assume_abort_if_not(var_1_5 != 0)
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=10, var_1_7=5, var_1_8=65/4, var_1_9=9/5]
[L140] var_1_6 = __VERIFIER_nondet_char()
[L141] CALL assume_abort_if_not(var_1_6 >= 6)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=5, var_1_8=65/4, var_1_9=9/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=5, var_1_8=65/4, var_1_9=9/5]
[L141] RET assume_abort_if_not(var_1_6 >= 6)
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=5, var_1_8=65/4, var_1_9=9/5]
[L142] CALL assume_abort_if_not(var_1_6 <= 12)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=5, var_1_8=65/4, var_1_9=9/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=5, var_1_8=65/4, var_1_9=9/5]
[L142] RET assume_abort_if_not(var_1_6 <= 12)
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=5, var_1_8=65/4, var_1_9=9/5]
[L143] var_1_7 = __VERIFIER_nondet_char()
[L144] CALL assume_abort_if_not(var_1_7 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0, var_1_8=65/4, var_1_9=9/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0, var_1_8=65/4, var_1_9=9/5]
[L144] RET assume_abort_if_not(var_1_7 >= 0)
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0, var_1_8=65/4, var_1_9=9/5]
[L145] CALL assume_abort_if_not(var_1_7 <= 6)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0, var_1_8=65/4, var_1_9=9/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0, var_1_8=65/4, var_1_9=9/5]
[L145] RET assume_abort_if_not(var_1_7 <= 6)
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0, var_1_8=65/4, var_1_9=9/5]
[L146] var_1_8 = __VERIFIER_nondet_double()
[L147] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0, var_1_9=9/5]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0, var_1_9=9/5]
[L147] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0, var_1_9=9/5]
[L148] var_1_9 = __VERIFIER_nondet_double()
[L149] CALL assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L149] RET assume_abort_if_not((var_1_9 >= -922337.2036854765600e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854765600e+12F && var_1_9 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=64, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L150] var_1_11 = __VERIFIER_nondet_uchar()
[L151] CALL assume_abort_if_not(var_1_11 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L151] RET assume_abort_if_not(var_1_11 >= 0)
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L152] CALL assume_abort_if_not(var_1_11 <= 254)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=7, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=7, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L152] RET assume_abort_if_not(var_1_11 <= 254)
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=7, var_1_12=16, var_1_13=128, var_1_15=1, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L153] var_1_15 = __VERIFIER_nondet_uchar()
[L154] CALL assume_abort_if_not(var_1_15 >= 0)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=7, var_1_12=16, var_1_13=128, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=7, var_1_12=16, var_1_13=128, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L154] RET assume_abort_if_not(var_1_15 >= 0)
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=7, var_1_12=16, var_1_13=128, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L155] CALL assume_abort_if_not(var_1_15 <= 1)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=7, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=7, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L155] RET assume_abort_if_not(var_1_15 <= 1)
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=7, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L156] var_1_30 = __VERIFIER_nondet_float()
[L157] CALL assume_abort_if_not((var_1_30 >= -922337.2036854776000e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854776000e+12F && var_1_30 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=7, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=7, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L157] RET assume_abort_if_not((var_1_30 >= -922337.2036854776000e+13F && var_1_30 <= -1.0e-20F) || (var_1_30 <= 9223372.036854776000e+12F && var_1_30 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=7, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L158] CALL assume_abort_if_not(var_1_30 != 0.0F)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=7, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=7, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L158] RET assume_abort_if_not(var_1_30 != 0.0F)
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=7, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L159] var_1_32 = __VERIFIER_nondet_float()
[L160] CALL assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=7, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=7, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L160] RET assume_abort_if_not((var_1_32 >= -922337.2036854776000e+13F && var_1_32 <= -1.0e-20F) || (var_1_32 <= 9223372.036854776000e+12F && var_1_32 >= 1.0e-20F ))
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=7, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L161] CALL assume_abort_if_not(var_1_32 != 0.0F)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=7, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=7, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L161] RET assume_abort_if_not(var_1_32 != 0.0F)
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=7, var_1_12=16, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L177] RET updateVariables()
[L178] CALL step()
[L50] COND TRUE ((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10
[L51] var_1_12 = var_1_6
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=32, var_1_11=7, var_1_12=7, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L53] signed long int stepLocal_2 = last_1_var_1_12 + var_1_7;
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_2=16, var_1_10=32, var_1_11=7, var_1_12=7, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L54] COND TRUE var_1_6 <= stepLocal_2
[L55] var_1_10 = var_1_11
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=7, var_1_11=7, var_1_12=7, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L59] EXPR 1 << var_1_10
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=7, var_1_11=7, var_1_12=7, var_1_13=128, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L59] COND FALSE !((1 << var_1_10) != (-500 / -100))
[L66] var_1_13 = var_1_6
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=7, var_1_11=7, var_1_12=7, var_1_13=7, var_1_15=0, var_1_16=256, var_1_18=-2, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L68] var_1_18 = var_1_3
[L69] signed long int stepLocal_4 = (((var_1_11) > ((var_1_12 * -64))) ? (var_1_11) : ((var_1_12 * -64)));
[L70] unsigned char stepLocal_3 = var_1_10;
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_3=7, stepLocal_4=7, var_1_10=7, var_1_11=7, var_1_12=7, var_1_13=7, var_1_15=0, var_1_16=256, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L71] COND FALSE !((- var_1_9) <= var_1_8)
[L84] var_1_16 = var_1_10
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_3=7, stepLocal_4=7, var_1_10=7, var_1_11=7, var_1_12=7, var_1_13=7, var_1_15=0, var_1_16=7, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L86] signed long int stepLocal_1 = (var_1_10 & 0) * var_1_5;
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=7, stepLocal_4=7, var_1_10=7, var_1_11=7, var_1_12=7, var_1_13=7, var_1_15=0, var_1_16=7, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L87] EXPR var_1_16 >> var_1_3
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=7, stepLocal_4=7, var_1_10=7, var_1_11=7, var_1_12=7, var_1_13=7, var_1_15=0, var_1_16=7, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L87] signed long int stepLocal_0 = var_1_16 >> var_1_3;
[L88] COND FALSE !(stepLocal_0 == (var_1_10 / var_1_5))
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=7, stepLocal_4=7, var_1_10=7, var_1_11=7, var_1_12=7, var_1_13=7, var_1_15=0, var_1_16=7, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L95] COND FALSE !(var_1_15 || var_1_15)
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=7, stepLocal_4=7, var_1_10=7, var_1_11=7, var_1_12=7, var_1_13=7, var_1_15=0, var_1_16=7, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L98] COND FALSE !(((((var_1_3) < 0 ) ? -(var_1_3) : (var_1_3))) == (~ 16u))
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=7, stepLocal_4=7, var_1_10=7, var_1_11=7, var_1_12=7, var_1_13=7, var_1_15=0, var_1_16=7, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L103] COND TRUE var_1_11 <= var_1_12
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=7, stepLocal_4=7, var_1_10=7, var_1_11=7, var_1_12=7, var_1_13=7, var_1_15=0, var_1_16=7, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L104] COND FALSE !(var_1_11 <= (((((var_1_11) < (var_1_6)) ? (var_1_11) : (var_1_6))) / var_1_6))
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=7, stepLocal_4=7, var_1_10=7, var_1_11=7, var_1_12=7, var_1_13=7, var_1_15=0, var_1_16=7, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L118] COND FALSE !((var_1_9 / var_1_30) > ((((var_1_8 / var_1_32) < 0 ) ? -(var_1_8 / var_1_32) : (var_1_8 / var_1_32))))
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=7, stepLocal_4=7, var_1_10=7, var_1_11=7, var_1_12=7, var_1_13=7, var_1_15=0, var_1_16=7, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=7/5, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0]
[L123] var_1_33 = var_1_8
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=7, stepLocal_4=7, var_1_10=7, var_1_11=7, var_1_12=7, var_1_13=7, var_1_15=0, var_1_16=7, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=2, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0, var_1_8=2]
[L124] COND FALSE !(((256 - var_1_11) <= (var_1_11 + var_1_10)) || var_1_15)
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, stepLocal_1=0, stepLocal_3=7, stepLocal_4=7, var_1_10=7, var_1_11=7, var_1_12=7, var_1_13=7, var_1_15=0, var_1_16=7, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=2, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0, var_1_8=2]
[L178] RET step()
[L179] CALL, EXPR property()
[L169] EXPR var_1_16 >> var_1_3
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=7, var_1_11=7, var_1_12=7, var_1_13=7, var_1_15=0, var_1_16=7, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=2, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0, var_1_8=2]
[L169] EXPR ((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=7, var_1_11=7, var_1_12=7, var_1_13=7, var_1_15=0, var_1_16=7, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=2, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0, var_1_8=2]
[L169] EXPR (((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6)))
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=7, var_1_11=7, var_1_12=7, var_1_13=7, var_1_15=0, var_1_16=7, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=2, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0, var_1_8=2]
[L169] EXPR 1 << var_1_10
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=7, var_1_11=7, var_1_12=7, var_1_13=7, var_1_15=0, var_1_16=7, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=2, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0, var_1_8=2]
[L169] EXPR (((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6)))
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=7, var_1_11=7, var_1_12=7, var_1_13=7, var_1_15=0, var_1_16=7, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=2, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0, var_1_8=2]
[L169-L170] return (((((((var_1_16 >> var_1_3) == (var_1_10 / var_1_5)) ? (((var_1_3 << (var_1_6 - var_1_7)) > ((var_1_10 & 0) * var_1_5)) ? (var_1_1 == ((double) ((((var_1_8) < (var_1_9)) ? (var_1_8) : (var_1_9))))) : (var_1_1 == ((double) var_1_8))) : 1) && ((var_1_6 <= (last_1_var_1_12 + var_1_7)) ? (var_1_10 == ((unsigned char) var_1_11)) : (var_1_10 == ((unsigned char) (var_1_3 + var_1_7))))) && ((((var_1_6 >> 2) * last_1_var_1_13) > last_1_var_1_10) ? (var_1_12 == ((unsigned short int) var_1_6)) : 1)) && (((1 << var_1_10) != (-500 / -100)) ? (((var_1_6 - var_1_3) >= (var_1_12 + 256)) ? (var_1_13 == ((unsigned long int) var_1_11)) : (var_1_13 == ((unsigned long int) var_1_12))) : (var_1_13 == ((unsigned long int) var_1_6)))) && (((- var_1_9) <= var_1_8) ? (var_1_15 ? ((((((var_1_11) > ((var_1_12 * -64))) ? (var_1_11) : ((var_1_12 * -64)))) < var_1_12) ? ((var_1_13 == var_1_10) ? (var_1_16 == ((unsigned short int) var_1_11)) : 1) : (var_1_16 == ((unsigned short int) 256))) : (var_1_16 == ((unsigned short int) var_1_3))) : (var_1_16 == ((unsigned short int) var_1_10)))) && (var_1_18 == ((signed char) var_1_3))
;
[L179] RET, EXPR property()
[L179] CALL __VERIFIER_assert(property())
[L19] COND TRUE !(cond)
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=7, var_1_11=7, var_1_12=7, var_1_13=7, var_1_15=0, var_1_16=7, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=2, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0, var_1_8=2]
[L19] reach_error()
VAL [isInitial=1, last_1_var_1_10=32, last_1_var_1_12=16, last_1_var_1_13=128, var_1_10=7, var_1_11=7, var_1_12=7, var_1_13=7, var_1_15=0, var_1_16=7, var_1_18=0, var_1_19=50, var_1_1=11/2, var_1_23=64, var_1_26=32, var_1_28=64, var_1_33=2, var_1_35=3/2, var_1_3=0, var_1_5=6, var_1_6=7, var_1_7=0, var_1_8=2]
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 2 procedures, 97 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 72.1s, OverallIterations: 15, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 27.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3681 SdHoareTripleChecker+Valid, 17.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3670 mSDsluCounter, 7661 SdHoareTripleChecker+Invalid, 16.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 313 IncrementalHoareTripleChecker+Unchecked, 5755 mSDsCounter, 165 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5170 IncrementalHoareTripleChecker+Invalid, 5648 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 165 mSolverCounterUnsat, 1906 mSDtfsCounter, 5170 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1780 GetRequests, 1635 SyntacticMatches, 0 SemanticMatches, 145 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 377 ImplicationChecksByTransitivity, 22.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1847occurred in iteration=13, InterpolantAutomatonStates: 118, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.0s AutomataMinimizationTime, 14 MinimizatonAttempts, 3030 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 38.0s InterpolantComputationTime, 2934 NumberOfCodeBlocks, 2934 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 2632 ConstructedInterpolants, 14 QuantifiedInterpolants, 14331 SizeOfPredicates, 33 NumberOfNonLiveVariables, 1664 ConjunctsInSsa, 59 ConjunctsInUnsatCore, 19 InterpolantComputations, 10 PerfectInterpolantSequences, 12546/12996 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2024-11-08 16:21:10,153 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process
[2024-11-08 16:21:10,187 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis
### Bit-precise run ###
Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-9.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX --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 32bit --witnessprinter.graph.data.programhash 965493649683322c4c4531e65d7189f027c727871d6e00cfa208433dbe39feba
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-a016563
[2024-11-08 16:21:12,956 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 16:21:13,068 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2024-11-08 16:21:13,078 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 16:21:13,080 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 16:21:13,134 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 16:21:13,137 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 16:21:13,138 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 16:21:13,139 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-08 16:21:13,139 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-08 16:21:13,140 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-08 16:21:13,141 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-08 16:21:13,142 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 16:21:13,144 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 16:21:13,147 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 16:21:13,148 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 16:21:13,148 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-08 16:21:13,149 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-08 16:21:13,149 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-08 16:21:13,153 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 16:21:13,154 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-08 16:21:13,155 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-08 16:21:13,155 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-08 16:21:13,156 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-11-08 16:21:13,156 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-11-08 16:21:13,156 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 16:21:13,157 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-08 16:21:13,157 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-08 16:21:13,157 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-08 16:21:13,158 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 16:21:13,161 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 16:21:13,162 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 16:21:13,163 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-08 16:21:13,163 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-08 16:21:13,164 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 16:21:13,165 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 16:21:13,165 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-08 16:21:13,166 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-08 16:21:13,167 INFO L153 SettingsManager]: * Trace refinement strategy=FOX
[2024-11-08 16:21:13,167 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-08 16:21:13,167 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-08 16:21:13,168 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-08 16:21:13,168 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-08 16:21:13,169 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-08 16:21:13,169 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
WARNING: An illegal reflective access operation has occurred
WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int)
WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 965493649683322c4c4531e65d7189f027c727871d6e00cfa208433dbe39feba
[2024-11-08 16:21:13,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 16:21:13,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 16:21:13,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 16:21:13,805 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 16:21:13,805 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 16:21:13,807 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-9.i
Unable to find full path for "g++"
[2024-11-08 16:21:16,437 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 16:21:16,856 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 16:21:16,861 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-9.i
[2024-11-08 16:21:16,876 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/data/d9ffea8dc/88d7cc1ffe414946942809afc578ad78/FLAG0acdaa342
[2024-11-08 16:21:17,074 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/data/d9ffea8dc/88d7cc1ffe414946942809afc578ad78
[2024-11-08 16:21:17,078 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 16:21:17,080 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 16:21:17,082 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 16:21:17,082 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 16:21:17,090 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 16:21:17,091 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:21:17" (1/1) ...
[2024-11-08 16:21:17,092 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49e2dd16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:17, skipping insertion in model container
[2024-11-08 16:21:17,093 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 04:21:17" (1/1) ...
[2024-11-08 16:21:17,142 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 16:21:17,520 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_1ce26f41-4b68-4f37-81ed-e4421ea817f8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-9.i[918,931]
[2024-11-08 16:21:17,664 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 16:21:17,701 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 16:21:17,727 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_1ce26f41-4b68-4f37-81ed-e4421ea817f8/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-pe-ci_file-9.i[918,931]
[2024-11-08 16:21:17,775 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 16:21:17,804 INFO L204 MainTranslator]: Completed translation
[2024-11-08 16:21:17,805 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:17 WrapperNode
[2024-11-08 16:21:17,805 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 16:21:17,807 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 16:21:17,808 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 16:21:17,808 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 16:21:17,818 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:17" (1/1) ...
[2024-11-08 16:21:17,845 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:17" (1/1) ...
[2024-11-08 16:21:17,906 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 159
[2024-11-08 16:21:17,910 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 16:21:17,911 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 16:21:17,911 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 16:21:17,915 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 16:21:17,931 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:17" (1/1) ...
[2024-11-08 16:21:17,931 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:17" (1/1) ...
[2024-11-08 16:21:17,938 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:17" (1/1) ...
[2024-11-08 16:21:17,968 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].
[2024-11-08 16:21:17,972 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:17" (1/1) ...
[2024-11-08 16:21:17,973 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:17" (1/1) ...
[2024-11-08 16:21:17,997 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:17" (1/1) ...
[2024-11-08 16:21:18,005 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:17" (1/1) ...
[2024-11-08 16:21:18,012 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:17" (1/1) ...
[2024-11-08 16:21:18,015 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:17" (1/1) ...
[2024-11-08 16:21:18,020 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 16:21:18,022 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 16:21:18,022 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 16:21:18,022 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 16:21:18,024 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:17" (1/1) ...
[2024-11-08 16:21:18,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 16:21:18,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 16:21:18,080 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-08 16:21:18,087 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-08 16:21:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 16:21:18,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-11-08 16:21:18,131 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-08 16:21:18,131 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-08 16:21:18,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 16:21:18,134 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 16:21:18,297 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 16:21:18,300 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 16:21:28,653 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live.
[2024-11-08 16:21:28,654 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 16:21:28,676 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 16:21:28,677 INFO L316 CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-08 16:21:28,678 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:21:28 BoogieIcfgContainer
[2024-11-08 16:21:28,678 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 16:21:28,681 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-08 16:21:28,681 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-08 16:21:28,687 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-08 16:21:28,687 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 04:21:17" (1/3) ...
[2024-11-08 16:21:28,693 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b170e7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:21:28, skipping insertion in model container
[2024-11-08 16:21:28,693 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 04:21:17" (2/3) ...
[2024-11-08 16:21:28,693 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b170e7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 04:21:28, skipping insertion in model container
[2024-11-08 16:21:28,693 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 04:21:28" (3/3) ...
[2024-11-08 16:21:28,700 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-pe-ci_file-9.i
[2024-11-08 16:21:28,731 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-08 16:21:28,731 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-11-08 16:21:28,837 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-08 16:21:28,847 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;@542fcff7, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-08 16:21:28,847 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-08 16:21:28,855 INFO L276 IsEmpty]: Start isEmpty. Operand has 74 states, 52 states have (on average 1.5192307692307692) internal successors, (79), 53 states have internal predecessors, (79), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19)
[2024-11-08 16:21:28,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130
[2024-11-08 16:21:28,879 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 16:21:28,881 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:21:28,882 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 16:21:28,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:21:28,896 INFO L85 PathProgramCache]: Analyzing trace with hash -1092135608, now seen corresponding path program 1 times
[2024-11-08 16:21:28,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-08 16:21:28,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1989738155]
[2024-11-08 16:21:28,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:21:28,925 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-08 16:21:28,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/mathsat
[2024-11-08 16:21:28,930 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-08 16:21:28,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process
[2024-11-08 16:21:31,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:21:31,252 INFO L255 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-11-08 16:21:31,263 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-08 16:21:31,318 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 360 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked.
[2024-11-08 16:21:31,319 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-08 16:21:31,320 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-08 16:21:31,320 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1989738155]
[2024-11-08 16:21:31,321 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1989738155] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 16:21:31,321 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 16:21:31,322 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-08 16:21:31,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244176580]
[2024-11-08 16:21:31,325 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 16:21:31,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-08 16:21:31,332 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-08 16:21:31,362 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-08 16:21:31,363 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-08 16:21:31,367 INFO L87 Difference]: Start difference. First operand has 74 states, 52 states have (on average 1.5192307692307692) internal successors, (79), 53 states have internal predecessors, (79), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19)
[2024-11-08 16:21:31,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 16:21:31,414 INFO L93 Difference]: Finished difference Result 140 states and 245 transitions.
[2024-11-08 16:21:31,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-08 16:21:31,417 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 129
[2024-11-08 16:21:31,417 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 16:21:31,427 INFO L225 Difference]: With dead ends: 140
[2024-11-08 16:21:31,427 INFO L226 Difference]: Without dead ends: 69
[2024-11-08 16:21:31,432 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-08 16:21:31,437 INFO L432 NwaCegarLoop]: 106 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 106 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-08 16:21:31,438 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 16:21:31,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states.
[2024-11-08 16:21:31,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69.
[2024-11-08 16:21:31,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 48 states have (on average 1.4166666666666667) internal successors, (68), 48 states have internal predecessors, (68), 19 states have call successors, (19), 1 states have call predecessors, (19), 1 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19)
[2024-11-08 16:21:31,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 106 transitions.
[2024-11-08 16:21:31,512 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 106 transitions. Word has length 129
[2024-11-08 16:21:31,512 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 16:21:31,512 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 106 transitions.
[2024-11-08 16:21:31,513 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.5) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19)
[2024-11-08 16:21:31,513 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 106 transitions.
[2024-11-08 16:21:31,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131
[2024-11-08 16:21:31,526 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 16:21:31,527 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:21:31,560 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0
[2024-11-08 16:21:31,728 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-08 16:21:31,728 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 16:21:31,729 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:21:31,729 INFO L85 PathProgramCache]: Analyzing trace with hash -1909639889, now seen corresponding path program 1 times
[2024-11-08 16:21:31,731 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-08 16:21:31,731 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2041454575]
[2024-11-08 16:21:31,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:21:31,732 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-08 16:21:31,732 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/mathsat
[2024-11-08 16:21:31,739 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-08 16:21:31,741 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process
[2024-11-08 16:21:34,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:21:34,163 INFO L255 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 11 conjuncts are in the unsatisfiable core
[2024-11-08 16:21:34,174 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-08 16:21:48,875 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 303 proven. 72 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked.
[2024-11-08 16:21:48,875 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-08 16:21:54,039 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-08 16:21:54,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2041454575]
[2024-11-08 16:21:54,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2041454575] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-08 16:21:54,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [92495549]
[2024-11-08 16:21:54,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:21:54,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 16:21:54,043 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 16:21:54,046 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-08 16:21:54,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process
[2024-11-08 16:21:55,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:21:55,698 INFO L255 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 11 conjuncts are in the unsatisfiable core
[2024-11-08 16:21:55,717 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-08 16:22:07,811 INFO L134 CoverageAnalysis]: Checked inductivity of 684 backedges. 303 proven. 72 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked.
[2024-11-08 16:22:07,811 INFO L311 TraceCheckSpWp]: Computing backward predicates...
[2024-11-08 16:22:10,925 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [92495549] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-08 16:22:10,925 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences.
[2024-11-08 16:22:10,925 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 9
[2024-11-08 16:22:10,927 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822670517]
[2024-11-08 16:22:10,927 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton
[2024-11-08 16:22:10,928 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states
[2024-11-08 16:22:10,929 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-08 16:22:10,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants.
[2024-11-08 16:22:10,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=139, Unknown=0, NotChecked=0, Total=210
[2024-11-08 16:22:10,931 INFO L87 Difference]: Start difference. First operand 69 states and 106 transitions. Second operand has 10 states, 10 states have (on average 4.7) internal successors, (47), 8 states have internal predecessors, (47), 3 states have call successors, (19), 3 states have call predecessors, (19), 4 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19)
[2024-11-08 16:22:17,556 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 16:22:17,557 INFO L93 Difference]: Finished difference Result 212 states and 321 transitions.
[2024-11-08 16:22:17,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2024-11-08 16:22:17,558 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.7) internal successors, (47), 8 states have internal predecessors, (47), 3 states have call successors, (19), 3 states have call predecessors, (19), 4 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19) Word has length 130
[2024-11-08 16:22:17,559 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 16:22:17,562 INFO L225 Difference]: With dead ends: 212
[2024-11-08 16:22:17,563 INFO L226 Difference]: Without dead ends: 146
[2024-11-08 16:22:17,564 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 456 GetRequests, 433 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 5.8s TimeCoverageRelationStatistics Valid=210, Invalid=390, Unknown=0, NotChecked=0, Total=600
[2024-11-08 16:22:17,566 INFO L432 NwaCegarLoop]: 67 mSDtfsCounter, 128 mSDsluCounter, 348 mSDsCounter, 0 mSdLazyCounter, 223 mSolverCounterSat, 68 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 415 SdHoareTripleChecker+Invalid, 291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 68 IncrementalHoareTripleChecker+Valid, 223 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time
[2024-11-08 16:22:17,567 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 415 Invalid, 291 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [68 Valid, 223 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time]
[2024-11-08 16:22:17,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states.
[2024-11-08 16:22:17,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 113.
[2024-11-08 16:22:17,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 70 states have (on average 1.2857142857142858) internal successors, (90), 70 states have internal predecessors, (90), 38 states have call successors, (38), 4 states have call predecessors, (38), 4 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38)
[2024-11-08 16:22:17,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 166 transitions.
[2024-11-08 16:22:17,625 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 166 transitions. Word has length 130
[2024-11-08 16:22:17,626 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 16:22:17,626 INFO L471 AbstractCegarLoop]: Abstraction has 113 states and 166 transitions.
[2024-11-08 16:22:17,627 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.7) internal successors, (47), 8 states have internal predecessors, (47), 3 states have call successors, (19), 3 states have call predecessors, (19), 4 states have return successors, (19), 3 states have call predecessors, (19), 3 states have call successors, (19)
[2024-11-08 16:22:17,627 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 166 transitions.
[2024-11-08 16:22:17,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131
[2024-11-08 16:22:17,630 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 16:22:17,631 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-08 16:22:17,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0
[2024-11-08 16:22:17,915 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0
[2024-11-08 16:22:18,031 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 16:22:18,032 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 16:22:18,033 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 16:22:18,033 INFO L85 PathProgramCache]: Analyzing trace with hash -1091991439, now seen corresponding path program 1 times
[2024-11-08 16:22:18,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-08 16:22:18,034 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [963941272]
[2024-11-08 16:22:18,034 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 16:22:18,034 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3
[2024-11-08 16:22:18,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/mathsat
[2024-11-08 16:22:18,039 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null)
[2024-11-08 16:22:18,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ce26f41-4b68-4f37-81ed-e4421ea817f8/bin/uautomizer-verify-jihMAELWvX/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process
[2024-11-08 16:22:20,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 16:22:20,352 INFO L255 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 29 conjuncts are in the unsatisfiable core
[2024-11-08 16:22:20,360 INFO L278 TraceCheckSpWp]: Computing forward predicates...