./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-89.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version a0165632
Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/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_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-89.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/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_eebd03ad-561a-4b26-8f87-294a962ba832/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 533f67809c8aca921080ee1565d5b9ec46e83ec47b06ddb6491bd76587f874a7
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-a016563
[2024-11-08 17:21:30,882 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 17:21:31,026 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Default.epf
[2024-11-08 17:21:31,040 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 17:21:31,042 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 17:21:31,097 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 17:21:31,101 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 17:21:31,101 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 17:21:31,102 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-08 17:21:31,103 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-08 17:21:31,104 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-08 17:21:31,105 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-08 17:21:31,106 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 17:21:31,109 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 17:21:31,110 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 17:21:31,111 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 17:21:31,111 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-08 17:21:31,112 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-08 17:21:31,112 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-08 17:21:31,116 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-08 17:21:31,117 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 17:21:31,118 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-08 17:21:31,118 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-08 17:21:31,119 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-08 17:21:31,119 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 17:21:31,119 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-08 17:21:31,120 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-08 17:21:31,120 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 17:21:31,121 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 17:21:31,121 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 17:21:31,126 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-08 17:21:31,126 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-08 17:21:31,127 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 17:21:31,127 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 17:21:31,128 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-08 17:21:31,128 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-08 17:21:31,130 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-08 17:21:31,131 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-08 17:21:31,131 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-08 17:21:31,132 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-08 17:21:31,132 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-08 17:21:31,133 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-08 17:21:31,134 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_eebd03ad-561a-4b26-8f87-294a962ba832/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 533f67809c8aca921080ee1565d5b9ec46e83ec47b06ddb6491bd76587f874a7
[2024-11-08 17:21:31,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 17:21:31,515 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 17:21:31,518 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 17:21:31,520 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 17:21:31,520 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 17:21:31,522 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-89.i
Unable to find full path for "g++"
[2024-11-08 17:21:34,199 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 17:21:34,456 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 17:21:34,457 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-89.i
[2024-11-08 17:21:34,469 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/data/d6a8f2675/098b9d53f84a4426935c3f1e06d5bff0/FLAG6225c610d
[2024-11-08 17:21:34,786 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/data/d6a8f2675/098b9d53f84a4426935c3f1e06d5bff0
[2024-11-08 17:21:34,790 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 17:21:34,792 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 17:21:34,794 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 17:21:34,794 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 17:21:34,803 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 17:21:34,804 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:21:34" (1/1) ...
[2024-11-08 17:21:34,807 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@517a0305 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:34, skipping insertion in model container
[2024-11-08 17:21:34,807 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:21:34" (1/1) ...
[2024-11-08 17:21:34,844 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 17:21:35,088 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_eebd03ad-561a-4b26-8f87-294a962ba832/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-89.i[913,926]
[2024-11-08 17:21:35,176 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 17:21:35,192 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 17:21:35,207 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_eebd03ad-561a-4b26-8f87-294a962ba832/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-89.i[913,926]
[2024-11-08 17:21:35,252 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 17:21:35,279 INFO L204 MainTranslator]: Completed translation
[2024-11-08 17:21:35,279 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:35 WrapperNode
[2024-11-08 17:21:35,279 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 17:21:35,281 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 17:21:35,281 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 17:21:35,281 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 17:21:35,292 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:35" (1/1) ...
[2024-11-08 17:21:35,305 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:35" (1/1) ...
[2024-11-08 17:21:35,356 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 145
[2024-11-08 17:21:35,357 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 17:21:35,358 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 17:21:35,358 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 17:21:35,358 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 17:21:35,375 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:35" (1/1) ...
[2024-11-08 17:21:35,375 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:35" (1/1) ...
[2024-11-08 17:21:35,380 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:35" (1/1) ...
[2024-11-08 17:21:35,401 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 17:21:35,401 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:35" (1/1) ...
[2024-11-08 17:21:35,402 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:35" (1/1) ...
[2024-11-08 17:21:35,421 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:35" (1/1) ...
[2024-11-08 17:21:35,431 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:35" (1/1) ...
[2024-11-08 17:21:35,439 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:35" (1/1) ...
[2024-11-08 17:21:35,441 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:35" (1/1) ...
[2024-11-08 17:21:35,452 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 17:21:35,457 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 17:21:35,458 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 17:21:35,458 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 17:21:35,459 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:35" (1/1) ...
[2024-11-08 17:21:35,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 17:21:35,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 17:21:35,518 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-08 17:21:35,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-08 17:21:35,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 17:21:35,566 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-08 17:21:35,567 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-08 17:21:35,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-08 17:21:35,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 17:21:35,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 17:21:35,701 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 17:21:35,708 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 17:21:36,245 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live.
[2024-11-08 17:21:36,245 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 17:21:36,265 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 17:21:36,265 INFO L316 CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-08 17:21:36,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:21:36 BoogieIcfgContainer
[2024-11-08 17:21:36,266 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 17:21:36,270 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-08 17:21:36,271 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-08 17:21:36,276 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-08 17:21:36,276 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:21:34" (1/3) ...
[2024-11-08 17:21:36,277 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bf4e41c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:21:36, skipping insertion in model container
[2024-11-08 17:21:36,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:35" (2/3) ...
[2024-11-08 17:21:36,278 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bf4e41c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:21:36, skipping insertion in model container
[2024-11-08 17:21:36,278 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:21:36" (3/3) ...
[2024-11-08 17:21:36,286 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-89.i
[2024-11-08 17:21:36,312 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-08 17:21:36,313 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-11-08 17:21:36,403 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-08 17:21:36,411 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;@792ad566, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-08 17:21:36,412 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-08 17:21:36,417 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 42 states have (on average 1.4285714285714286) internal successors, (60), 43 states have internal predecessors, (60), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24)
[2024-11-08 17:21:36,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149
[2024-11-08 17:21:36,437 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 17:21:36,438 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:21:36,439 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 17:21:36,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:21:36,447 INFO L85 PathProgramCache]: Analyzing trace with hash 1461522418, now seen corresponding path program 1 times
[2024-11-08 17:21:36,462 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 17:21:36,463 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1306335133]
[2024-11-08 17:21:36,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:21:36,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 17:21:36,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:36,933 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-08 17:21:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:36,947 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2024-11-08 17:21:36,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:36,956 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16
[2024-11-08 17:21:36,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:36,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2024-11-08 17:21:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:36,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27
[2024-11-08 17:21:36,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:36,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2024-11-08 17:21:37,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:37,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38
[2024-11-08 17:21:37,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:37,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2024-11-08 17:21:37,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:37,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49
[2024-11-08 17:21:37,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:37,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54
[2024-11-08 17:21:37,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:37,045 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60
[2024-11-08 17:21:37,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:37,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65
[2024-11-08 17:21:37,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:37,070 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71
[2024-11-08 17:21:37,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:37,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76
[2024-11-08 17:21:37,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:37,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81
[2024-11-08 17:21:37,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:37,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2024-11-08 17:21:37,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:37,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92
[2024-11-08 17:21:37,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:37,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98
[2024-11-08 17:21:37,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:37,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103
[2024-11-08 17:21:37,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:37,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109
[2024-11-08 17:21:37,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:37,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114
[2024-11-08 17:21:37,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:37,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120
[2024-11-08 17:21:37,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:37,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125
[2024-11-08 17:21:37,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:37,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131
[2024-11-08 17:21:37,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:37,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked.
[2024-11-08 17:21:37,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 17:21:37,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1306335133]
[2024-11-08 17:21:37,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1306335133] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 17:21:37,203 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 17:21:37,204 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-08 17:21:37,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [248948483]
[2024-11-08 17:21:37,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 17:21:37,215 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-08 17:21:37,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 17:21:37,255 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-08 17:21:37,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-08 17:21:37,260 INFO L87 Difference]: Start difference. First operand has 69 states, 42 states have (on average 1.4285714285714286) internal successors, (60), 43 states have internal predecessors, (60), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24)
[2024-11-08 17:21:37,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 17:21:37,302 INFO L93 Difference]: Finished difference Result 131 states and 234 transitions.
[2024-11-08 17:21:37,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-08 17:21:37,306 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) Word has length 148
[2024-11-08 17:21:37,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 17:21:37,323 INFO L225 Difference]: With dead ends: 131
[2024-11-08 17:21:37,324 INFO L226 Difference]: Without dead ends: 65
[2024-11-08 17:21:37,329 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 74 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 17:21:37,334 INFO L432 NwaCegarLoop]: 101 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, 101 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 17:21:37,336 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 17:21:37,360 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states.
[2024-11-08 17:21:37,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65.
[2024-11-08 17:21:37,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 39 states have (on average 1.358974358974359) internal successors, (53), 39 states have internal predecessors, (53), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24)
[2024-11-08 17:21:37,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 101 transitions.
[2024-11-08 17:21:37,404 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 101 transitions. Word has length 148
[2024-11-08 17:21:37,404 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 17:21:37,405 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 101 transitions.
[2024-11-08 17:21:37,405 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24)
[2024-11-08 17:21:37,406 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 101 transitions.
[2024-11-08 17:21:37,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149
[2024-11-08 17:21:37,410 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 17:21:37,411 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:21:37,411 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0
[2024-11-08 17:21:37,412 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 17:21:37,412 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:21:37,413 INFO L85 PathProgramCache]: Analyzing trace with hash 1535345462, now seen corresponding path program 1 times
[2024-11-08 17:21:37,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 17:21:37,414 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [371328133]
[2024-11-08 17:21:37,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:21:37,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 17:21:37,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5
[2024-11-08 17:21:38,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,256 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10
[2024-11-08 17:21:38,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,275 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16
[2024-11-08 17:21:38,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,284 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21
[2024-11-08 17:21:38,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,298 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27
[2024-11-08 17:21:38,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32
[2024-11-08 17:21:38,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,332 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38
[2024-11-08 17:21:38,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43
[2024-11-08 17:21:38,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49
[2024-11-08 17:21:38,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,377 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54
[2024-11-08 17:21:38,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,391 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60
[2024-11-08 17:21:38,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65
[2024-11-08 17:21:38,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71
[2024-11-08 17:21:38,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,434 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76
[2024-11-08 17:21:38,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,447 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81
[2024-11-08 17:21:38,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87
[2024-11-08 17:21:38,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92
[2024-11-08 17:21:38,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98
[2024-11-08 17:21:38,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103
[2024-11-08 17:21:38,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109
[2024-11-08 17:21:38,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114
[2024-11-08 17:21:38,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120
[2024-11-08 17:21:38,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,542 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125
[2024-11-08 17:21:38,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131
[2024-11-08 17:21:38,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:38,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked.
[2024-11-08 17:21:38,573 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-08 17:21:38,577 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [371328133]
[2024-11-08 17:21:38,577 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [371328133] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 17:21:38,577 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 17:21:38,578 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3
[2024-11-08 17:21:38,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335138013]
[2024-11-08 17:21:38,578 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 17:21:38,580 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-08 17:21:38,580 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-08 17:21:38,583 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 17:21:38,583 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 17:21:38,583 INFO L87 Difference]: Start difference. First operand 65 states and 101 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24)
[2024-11-08 17:21:38,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 17:21:38,683 INFO L93 Difference]: Finished difference Result 188 states and 295 transitions.
[2024-11-08 17:21:38,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 17:21:38,686 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 148
[2024-11-08 17:21:38,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 17:21:38,689 INFO L225 Difference]: With dead ends: 188
[2024-11-08 17:21:38,690 INFO L226 Difference]: Without dead ends: 126
[2024-11-08 17:21:38,691 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 50 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 17:21:38,696 INFO L432 NwaCegarLoop]: 99 mSDtfsCounter, 50 mSDsluCounter, 92 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 191 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time
[2024-11-08 17:21:38,697 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 191 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 17:21:38,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states.
[2024-11-08 17:21:38,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 122.
[2024-11-08 17:21:38,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 122 states, 71 states have (on average 1.3380281690140845) internal successors, (95), 71 states have internal predecessors, (95), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48)
[2024-11-08 17:21:38,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 191 transitions.
[2024-11-08 17:21:38,781 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 191 transitions. Word has length 148
[2024-11-08 17:21:38,782 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 17:21:38,782 INFO L471 AbstractCegarLoop]: Abstraction has 122 states and 191 transitions.
[2024-11-08 17:21:38,782 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24)
[2024-11-08 17:21:38,783 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 191 transitions.
[2024-11-08 17:21:38,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149
[2024-11-08 17:21:38,788 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 17:21:38,788 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:21:38,788 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-08 17:21:38,789 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 17:21:38,789 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:21:38,789 INFO L85 PathProgramCache]: Analyzing trace with hash 274473526, now seen corresponding path program 1 times
[2024-11-08 17:21:38,790 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-08 17:21:38,790 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325690978]
[2024-11-08 17:21:38,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:21:38,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-08 17:21:38,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-08 17:21:38,996 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [601965128]
[2024-11-08 17:21:38,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:21:38,997 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 17:21:38,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 17:21:38,999 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-08 17:21:39,004 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-08 17:21:39,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 17:21:39,399 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-08 17:21:39,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-08 17:21:39,600 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-08 17:21:39,600 INFO L325 BasicCegarLoop]: Counterexample is feasible
[2024-11-08 17:21:39,602 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-11-08 17:21:39,625 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-11-08 17:21:39,805 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-08 17:21:39,810 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1]
[2024-11-08 17:21:39,940 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-08 17:21:39,944 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.11 05:21:39 BoogieIcfgContainer
[2024-11-08 17:21:39,944 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-08 17:21:39,945 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-08 17:21:39,945 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-08 17:21:39,946 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-08 17:21:39,946 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:21:36" (3/4) ...
[2024-11-08 17:21:39,950 INFO L145 WitnessPrinter]: No result that supports witness generation found
[2024-11-08 17:21:39,952 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-08 17:21:39,953 INFO L158 Benchmark]: Toolchain (without parser) took 5160.95ms. Allocated memory was 130.0MB in the beginning and 163.6MB in the end (delta: 33.6MB). Free memory was 91.8MB in the beginning and 84.9MB in the end (delta: 6.9MB). Peak memory consumption was 43.5MB. Max. memory is 16.1GB.
[2024-11-08 17:21:39,953 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory is still 76.8MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 17:21:39,954 INFO L158 Benchmark]: CACSL2BoogieTranslator took 486.11ms. Allocated memory is still 130.0MB. Free memory was 91.3MB in the beginning and 75.8MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
[2024-11-08 17:21:39,955 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.14ms. Allocated memory is still 130.0MB. Free memory was 75.8MB in the beginning and 72.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
[2024-11-08 17:21:39,955 INFO L158 Benchmark]: Boogie Preprocessor took 98.76ms. Allocated memory is still 130.0MB. Free memory was 72.9MB in the beginning and 68.3MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
[2024-11-08 17:21:39,956 INFO L158 Benchmark]: RCFGBuilder took 808.99ms. Allocated memory was 130.0MB in the beginning and 163.6MB in the end (delta: 33.6MB). Free memory was 68.3MB in the beginning and 123.3MB in the end (delta: -55.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-08 17:21:39,957 INFO L158 Benchmark]: TraceAbstraction took 3673.99ms. Allocated memory is still 163.6MB. Free memory was 123.2MB in the beginning and 84.9MB in the end (delta: 38.3MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB.
[2024-11-08 17:21:39,957 INFO L158 Benchmark]: Witness Printer took 6.73ms. Allocated memory is still 163.6MB. Free memory is still 84.9MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-08 17:21:39,961 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.31ms. Allocated memory is still 130.0MB. Free memory is still 76.8MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 486.11ms. Allocated memory is still 130.0MB. Free memory was 91.3MB in the beginning and 75.8MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 76.14ms. Allocated memory is still 130.0MB. Free memory was 75.8MB in the beginning and 72.9MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 98.76ms. Allocated memory is still 130.0MB. Free memory was 72.9MB in the beginning and 68.3MB in the end (delta: 4.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB.
* RCFGBuilder took 808.99ms. Allocated memory was 130.0MB in the beginning and 163.6MB in the end (delta: 33.6MB). Free memory was 68.3MB in the beginning and 123.3MB in the end (delta: -55.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 3673.99ms. Allocated memory is still 163.6MB. Free memory was 123.2MB in the beginning and 84.9MB in the end (delta: 38.3MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB.
* Witness Printer took 6.73ms. Allocated memory is still 163.6MB. Free memory is still 84.9MB. 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 someBinaryDOUBLEComparisonOperation at line 135.
Possible FailurePath:
[L21] unsigned char isInitial = 0;
[L22] signed long int var_1_1 = 32;
[L23] signed long int var_1_2 = 16;
[L24] signed long int var_1_3 = 4;
[L25] unsigned char var_1_4 = 0;
[L26] signed long int var_1_5 = 4;
[L27] signed long int var_1_6 = 256;
[L28] signed long int var_1_7 = -1;
[L29] unsigned short int var_1_8 = 32;
[L30] signed long int var_1_9 = -16;
[L31] unsigned short int var_1_10 = 5;
[L32] unsigned short int var_1_11 = 128;
[L33] unsigned char var_1_12 = 32;
[L34] unsigned char var_1_13 = 1;
[L35] unsigned char var_1_14 = 0;
[L36] unsigned char var_1_15 = 0;
[L37] double var_1_16 = 63.75;
[L38] double var_1_17 = 8.5;
[L39] signed short int var_1_18 = -64;
VAL [isInitial=0, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=16, var_1_3=4, var_1_4=0, var_1_5=4, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L139] isInitial = 1
[L140] FCALL initially()
[L141] COND TRUE 1
[L142] FCALL updateLastVariables()
[L143] CALL updateVariables()
[L95] var_1_2 = __VERIFIER_nondet_long()
[L96] CALL assume_abort_if_not(var_1_2 >= -2147483648)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=4, var_1_4=0, var_1_5=4, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=4, var_1_4=0, var_1_5=4, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L96] RET assume_abort_if_not(var_1_2 >= -2147483648)
VAL [isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=4, var_1_4=0, var_1_5=4, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L97] CALL assume_abort_if_not(var_1_2 <= 2147483647)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=4, var_1_4=0, var_1_5=4, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=4, var_1_4=0, var_1_5=4, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L97] RET assume_abort_if_not(var_1_2 <= 2147483647)
VAL [isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=4, var_1_4=0, var_1_5=4, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L98] var_1_3 = __VERIFIER_nondet_long()
[L99] CALL assume_abort_if_not(var_1_3 >= -2147483648)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=0, var_1_5=4, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=0, var_1_5=4, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L99] RET assume_abort_if_not(var_1_3 >= -2147483648)
VAL [isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=0, var_1_5=4, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L100] CALL assume_abort_if_not(var_1_3 <= 2147483647)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=0, var_1_5=4, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=0, var_1_5=4, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L100] RET assume_abort_if_not(var_1_3 <= 2147483647)
VAL [isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=0, var_1_5=4, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L101] var_1_4 = __VERIFIER_nondet_uchar()
[L102] CALL assume_abort_if_not(var_1_4 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_5=4, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_5=4, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L102] RET assume_abort_if_not(var_1_4 >= 0)
VAL [isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_5=4, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L103] CALL assume_abort_if_not(var_1_4 <= 1)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=4, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=4, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L103] RET assume_abort_if_not(var_1_4 <= 1)
VAL [isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=4, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L104] var_1_5 = __VERIFIER_nondet_long()
[L105] CALL assume_abort_if_not(var_1_5 >= -2147483647)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L105] RET assume_abort_if_not(var_1_5 >= -2147483647)
VAL [isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L106] CALL assume_abort_if_not(var_1_5 <= 2147483646)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L106] RET assume_abort_if_not(var_1_5 <= 2147483646)
VAL [isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=256, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L107] var_1_6 = __VERIFIER_nondet_long()
[L108] CALL assume_abort_if_not(var_1_6 >= -2147483647)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L108] RET assume_abort_if_not(var_1_6 >= -2147483647)
VAL [isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L109] CALL assume_abort_if_not(var_1_6 <= 2147483646)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L109] RET assume_abort_if_not(var_1_6 <= 2147483646)
VAL [isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=-1, var_1_8=32, var_1_9=-16]
[L110] var_1_7 = __VERIFIER_nondet_long()
[L111] CALL assume_abort_if_not(var_1_7 >= -2147483647)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=-16]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=-16]
[L111] RET assume_abort_if_not(var_1_7 >= -2147483647)
VAL [isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=-16]
[L112] CALL assume_abort_if_not(var_1_7 <= 2147483646)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=-16]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=-16]
[L112] RET assume_abort_if_not(var_1_7 <= 2147483646)
VAL [isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=-16]
[L113] var_1_9 = __VERIFIER_nondet_long()
[L114] CALL assume_abort_if_not(var_1_9 >= -2147483648)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L114] RET assume_abort_if_not(var_1_9 >= -2147483648)
VAL [isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L115] CALL assume_abort_if_not(var_1_9 <= 2147483647)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L115] RET assume_abort_if_not(var_1_9 <= 2147483647)
VAL [isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L116] CALL assume_abort_if_not(var_1_9 != 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L116] RET assume_abort_if_not(var_1_9 != 0)
VAL [isInitial=1, var_1_10=5, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L117] var_1_10 = __VERIFIER_nondet_ushort()
[L118] CALL assume_abort_if_not(var_1_10 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L118] RET assume_abort_if_not(var_1_10 >= 0)
VAL [isInitial=1, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L119] CALL assume_abort_if_not(var_1_10 <= 65534)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L119] RET assume_abort_if_not(var_1_10 <= 65534)
VAL [isInitial=1, var_1_10=32, var_1_11=128, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L120] var_1_11 = __VERIFIER_nondet_ushort()
[L121] CALL assume_abort_if_not(var_1_11 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L121] RET assume_abort_if_not(var_1_11 >= 0)
VAL [isInitial=1, var_1_10=32, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L122] CALL assume_abort_if_not(var_1_11 <= 65534)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L122] RET assume_abort_if_not(var_1_11 <= 65534)
VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=1, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L123] var_1_13 = __VERIFIER_nondet_uchar()
[L124] CALL assume_abort_if_not(var_1_13 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L124] RET assume_abort_if_not(var_1_13 >= 0)
VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L125] CALL assume_abort_if_not(var_1_13 <= 254)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L125] RET assume_abort_if_not(var_1_13 <= 254)
VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L126] var_1_15 = __VERIFIER_nondet_uchar()
[L127] CALL assume_abort_if_not(var_1_15 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=0, var_1_14=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=0, var_1_14=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L127] RET assume_abort_if_not(var_1_15 >= 0)
VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=0, var_1_14=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L128] CALL assume_abort_if_not(var_1_15 <= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L128] RET assume_abort_if_not(var_1_15 <= 0)
VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_17=17/2, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L129] var_1_17 = __VERIFIER_nondet_double()
[L130] CALL assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L130] RET assume_abort_if_not((var_1_17 >= -922337.2036854765600e+13F && var_1_17 <= -1.0e-20F) || (var_1_17 <= 9223372.036854765600e+12F && var_1_17 >= 1.0e-20F ))
VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L143] RET updateVariables()
[L144] CALL step()
[L43] COND FALSE !(var_1_2 != var_1_3)
VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L48] COND FALSE !(var_1_6 >= (var_1_5 / var_1_9))
[L55] var_1_8 = var_1_10
VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L57] COND FALSE !(var_1_10 < var_1_1)
VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L68] COND FALSE !(var_1_12 > (((((var_1_3) < (var_1_8)) ? (var_1_3) : (var_1_8))) + var_1_10))
VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L79] COND FALSE !(\read(var_1_14))
VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=255/4, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L86] COND TRUE \read(var_1_4)
[L87] var_1_16 = 5.2
VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=26/5, var_1_18=-64, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L92] var_1_18 = var_1_12
VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=26/5, var_1_18=32, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L144] RET step()
[L145] CALL, EXPR property()
[L135-L136] return ((((((var_1_2 != var_1_3) ? (var_1_4 ? (var_1_1 == ((signed long int) ((((((((-5) > (var_1_5)) ? (-5) : (var_1_5)))) < (((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7))))) ? (((((-5) > (var_1_5)) ? (-5) : (var_1_5)))) : (((((var_1_6) < (var_1_7)) ? (var_1_6) : (var_1_7)))))))) : 1) : 1) && ((var_1_6 >= (var_1_5 / var_1_9)) ? ((var_1_3 < (var_1_2 * 256)) ? (var_1_8 == ((unsigned short int) ((((var_1_10) < (((((128) < (var_1_11)) ? (128) : (var_1_11))))) ? (var_1_10) : (((((128) < (var_1_11)) ? (128) : (var_1_11)))))))) : (var_1_8 == ((unsigned short int) var_1_11))) : (var_1_8 == ((unsigned short int) var_1_10)))) && ((var_1_10 < var_1_1) ? ((var_1_3 <= (5 - var_1_8)) ? (var_1_12 == ((unsigned char) var_1_13)) : ((var_1_3 == var_1_6) ? (var_1_12 == ((unsigned char) var_1_13)) : (var_1_12 == ((unsigned char) var_1_13)))) : 1)) && ((var_1_12 > (((((var_1_3) < (var_1_8)) ? (var_1_3) : (var_1_8))) + var_1_10)) ? ((! (var_1_8 >= var_1_5)) ? (var_1_4 ? (var_1_14 == ((unsigned char) 0)) : (var_1_14 == ((unsigned char) var_1_15))) : (var_1_14 == ((unsigned char) var_1_15))) : 1)) && (var_1_14 ? (var_1_15 ? (var_1_16 == ((double) var_1_17)) : (var_1_16 == ((double) (((((((((25.8) > (7.5)) ? (25.8) : (7.5))) - 50.25)) > (var_1_17)) ? ((((((25.8) > (7.5)) ? (25.8) : (7.5))) - 50.25)) : (var_1_17)))))) : (var_1_4 ? (var_1_16 == ((double) 5.2)) : (var_1_16 == ((double) var_1_17))))) && (var_1_18 == ((signed short int) var_1_12))
;
VAL [\result=0, isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=26/5, var_1_18=32, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L145] RET, EXPR property()
[L145] CALL __VERIFIER_assert(property())
[L19] COND TRUE !(cond)
VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=26/5, var_1_18=32, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
[L19] reach_error()
VAL [isInitial=1, var_1_10=32, var_1_11=0, var_1_12=32, var_1_13=0, var_1_14=0, var_1_15=0, var_1_16=26/5, var_1_18=32, var_1_1=32, var_1_2=32, var_1_3=32, var_1_4=1, var_1_5=0, var_1_6=-1, var_1_7=0, var_1_8=32, var_1_9=1]
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 2 procedures, 69 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.4s, OverallIterations: 3, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 50 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 50 mSDsluCounter, 292 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 92 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7 IncrementalHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 200 mSDtfsCounter, 7 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 125 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=122occurred in iteration=2, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 1.5s InterpolantComputationTime, 592 NumberOfCodeBlocks, 592 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 294 ConstructedInterpolants, 0 QuantifiedInterpolants, 654 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 2208/2208 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 17:21:40,007 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis
### Bit-precise run ###
Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/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_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-89.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/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_eebd03ad-561a-4b26-8f87-294a962ba832/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 533f67809c8aca921080ee1565d5b9ec46e83ec47b06ddb6491bd76587f874a7
--- Real Ultimate output ---
This is Ultimate 0.2.5-dev-a016563
[2024-11-08 17:21:43,121 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-08 17:21:43,238 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2024-11-08 17:21:43,249 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-08 17:21:43,253 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-08 17:21:43,309 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-08 17:21:43,309 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-08 17:21:43,310 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-08 17:21:43,311 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-08 17:21:43,311 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-08 17:21:43,312 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-08 17:21:43,312 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-08 17:21:43,313 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-08 17:21:43,319 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-08 17:21:43,319 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-08 17:21:43,320 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-08 17:21:43,320 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-08 17:21:43,321 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-08 17:21:43,321 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-08 17:21:43,321 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-08 17:21:43,322 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-08 17:21:43,322 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-08 17:21:43,322 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-08 17:21:43,323 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-11-08 17:21:43,323 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-11-08 17:21:43,323 INFO L153 SettingsManager]: * Allow undefined functions=false
[2024-11-08 17:21:43,324 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-08 17:21:43,324 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-08 17:21:43,324 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-08 17:21:43,325 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-08 17:21:43,325 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-08 17:21:43,329 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-08 17:21:43,329 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-08 17:21:43,329 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-08 17:21:43,330 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 17:21:43,330 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-08 17:21:43,330 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-08 17:21:43,330 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-08 17:21:43,331 INFO L153 SettingsManager]: * Trace refinement strategy=FOX
[2024-11-08 17:21:43,331 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-08 17:21:43,331 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-08 17:21:43,333 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-08 17:21:43,333 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-08 17:21:43,333 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-08 17:21:43,334 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_eebd03ad-561a-4b26-8f87-294a962ba832/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$1
WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
WARNING: All illegal access operations will be denied in a future release
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 533f67809c8aca921080ee1565d5b9ec46e83ec47b06ddb6491bd76587f874a7
[2024-11-08 17:21:43,892 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-08 17:21:43,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-08 17:21:43,935 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-08 17:21:43,937 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-08 17:21:43,938 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-08 17:21:43,939 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-89.i
Unable to find full path for "g++"
[2024-11-08 17:21:46,579 INFO L533 CDTParser]: Created temporary CDT project at NULL
[2024-11-08 17:21:46,889 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-08 17:21:46,890 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-89.i
[2024-11-08 17:21:46,905 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/data/d1271b0a9/21cd1fdd7c304ff5a433b90224177ec4/FLAGbd7e0830c
[2024-11-08 17:21:47,208 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/data/d1271b0a9/21cd1fdd7c304ff5a433b90224177ec4
[2024-11-08 17:21:47,211 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-08 17:21:47,213 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-08 17:21:47,215 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-08 17:21:47,218 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-08 17:21:47,225 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-08 17:21:47,226 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:21:47" (1/1) ...
[2024-11-08 17:21:47,228 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35753009 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:47, skipping insertion in model container
[2024-11-08 17:21:47,228 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 05:21:47" (1/1) ...
[2024-11-08 17:21:47,270 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-08 17:21:47,564 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_eebd03ad-561a-4b26-8f87-294a962ba832/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-89.i[913,926]
[2024-11-08 17:21:47,692 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 17:21:47,725 INFO L200 MainTranslator]: Completed pre-run
[2024-11-08 17:21:47,748 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_eebd03ad-561a-4b26-8f87-294a962ba832/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_normal_file-89.i[913,926]
[2024-11-08 17:21:47,815 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-08 17:21:47,880 INFO L204 MainTranslator]: Completed translation
[2024-11-08 17:21:47,881 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:47 WrapperNode
[2024-11-08 17:21:47,881 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-08 17:21:47,883 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-08 17:21:47,884 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-08 17:21:47,884 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-08 17:21:47,895 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:47" (1/1) ...
[2024-11-08 17:21:47,912 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:47" (1/1) ...
[2024-11-08 17:21:47,968 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 139
[2024-11-08 17:21:47,972 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-08 17:21:47,973 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-08 17:21:47,974 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-08 17:21:47,974 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-08 17:21:47,990 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:47" (1/1) ...
[2024-11-08 17:21:47,991 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:47" (1/1) ...
[2024-11-08 17:21:48,000 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:47" (1/1) ...
[2024-11-08 17:21:48,026 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 17:21:48,030 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:47" (1/1) ...
[2024-11-08 17:21:48,030 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:47" (1/1) ...
[2024-11-08 17:21:48,047 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:47" (1/1) ...
[2024-11-08 17:21:48,056 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:47" (1/1) ...
[2024-11-08 17:21:48,059 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:47" (1/1) ...
[2024-11-08 17:21:48,067 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:47" (1/1) ...
[2024-11-08 17:21:48,075 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-08 17:21:48,076 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-08 17:21:48,076 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-08 17:21:48,077 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-08 17:21:48,078 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:47" (1/1) ...
[2024-11-08 17:21:48,090 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-08 17:21:48,108 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/z3
[2024-11-08 17:21:48,125 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-08 17:21:48,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-08 17:21:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-08 17:21:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-11-08 17:21:48,172 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-08 17:21:48,173 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-08 17:21:48,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-08 17:21:48,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-08 17:21:48,315 INFO L238 CfgBuilder]: Building ICFG
[2024-11-08 17:21:48,318 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-08 17:21:49,170 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live.
[2024-11-08 17:21:49,171 INFO L287 CfgBuilder]: Performing block encoding
[2024-11-08 17:21:49,193 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-08 17:21:49,193 INFO L316 CfgBuilder]: Removed 1 assume(true) statements.
[2024-11-08 17:21:49,195 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:21:49 BoogieIcfgContainer
[2024-11-08 17:21:49,195 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-08 17:21:49,201 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-08 17:21:49,201 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-08 17:21:49,207 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-08 17:21:49,207 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.11 05:21:47" (1/3) ...
[2024-11-08 17:21:49,210 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66cd2404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:21:49, skipping insertion in model container
[2024-11-08 17:21:49,211 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 05:21:47" (2/3) ...
[2024-11-08 17:21:49,213 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66cd2404 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.11 05:21:49, skipping insertion in model container
[2024-11-08 17:21:49,213 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 05:21:49" (3/3) ...
[2024-11-08 17:21:49,217 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_normal_file-89.i
[2024-11-08 17:21:49,245 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-08 17:21:49,246 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations.
[2024-11-08 17:21:49,336 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-08 17:21:49,346 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;@376fe4d0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-08 17:21:49,346 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-08 17:21:49,353 INFO L276 IsEmpty]: Start isEmpty. Operand has 69 states, 42 states have (on average 1.4285714285714286) internal successors, (60), 43 states have internal predecessors, (60), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24)
[2024-11-08 17:21:49,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149
[2024-11-08 17:21:49,372 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 17:21:49,373 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:21:49,374 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 17:21:49,382 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:21:49,383 INFO L85 PathProgramCache]: Analyzing trace with hash 1461522418, now seen corresponding path program 1 times
[2024-11-08 17:21:49,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-08 17:21:49,402 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1182153335]
[2024-11-08 17:21:49,403 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:21:49,404 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 17:21:49,404 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/mathsat
[2024-11-08 17:21:49,409 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/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 17:21:49,415 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/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 17:21:49,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:49,843 INFO L255 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-11-08 17:21:49,859 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-08 17:21:49,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 494 proven. 0 refuted. 0 times theorem prover too weak. 610 trivial. 0 not checked.
[2024-11-08 17:21:49,938 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-08 17:21:49,939 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-08 17:21:49,940 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1182153335]
[2024-11-08 17:21:49,941 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1182153335] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 17:21:49,942 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 17:21:49,942 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-08 17:21:49,944 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1771412020]
[2024-11-08 17:21:49,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 17:21:49,952 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-08 17:21:49,953 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-08 17:21:49,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-08 17:21:49,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-08 17:21:49,992 INFO L87 Difference]: Start difference. First operand has 69 states, 42 states have (on average 1.4285714285714286) internal successors, (60), 43 states have internal predecessors, (60), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24)
[2024-11-08 17:21:50,049 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 17:21:50,051 INFO L93 Difference]: Finished difference Result 131 states and 234 transitions.
[2024-11-08 17:21:50,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-08 17:21:50,054 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 148
[2024-11-08 17:21:50,055 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 17:21:50,069 INFO L225 Difference]: With dead ends: 131
[2024-11-08 17:21:50,069 INFO L226 Difference]: Without dead ends: 65
[2024-11-08 17:21:50,076 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 147 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 17:21:50,083 INFO L432 NwaCegarLoop]: 101 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, 101 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 17:21:50,084 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-08 17:21:50,108 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states.
[2024-11-08 17:21:50,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65.
[2024-11-08 17:21:50,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 39 states have (on average 1.358974358974359) internal successors, (53), 39 states have internal predecessors, (53), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24)
[2024-11-08 17:21:50,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 101 transitions.
[2024-11-08 17:21:50,158 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 101 transitions. Word has length 148
[2024-11-08 17:21:50,158 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 17:21:50,158 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 101 transitions.
[2024-11-08 17:21:50,161 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24)
[2024-11-08 17:21:50,162 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 101 transitions.
[2024-11-08 17:21:50,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149
[2024-11-08 17:21:50,168 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 17:21:50,169 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:21:50,179 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/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 17:21:50,369 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/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 17:21:50,370 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 17:21:50,371 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:21:50,371 INFO L85 PathProgramCache]: Analyzing trace with hash 1535345462, now seen corresponding path program 1 times
[2024-11-08 17:21:50,373 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-08 17:21:50,373 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [603175038]
[2024-11-08 17:21:50,374 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:21:50,374 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 17:21:50,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/mathsat
[2024-11-08 17:21:50,376 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/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 17:21:50,378 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/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 17:21:50,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:50,778 INFO L255 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 2 conjuncts are in the unsatisfiable core
[2024-11-08 17:21:50,787 INFO L278 TraceCheckSpWp]: Computing forward predicates...
[2024-11-08 17:21:51,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked.
[2024-11-08 17:21:51,601 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-08 17:21:51,601 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-08 17:21:51,602 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [603175038]
[2024-11-08 17:21:51,602 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [603175038] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-08 17:21:51,602 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-08 17:21:51,603 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-08 17:21:51,603 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [245058673]
[2024-11-08 17:21:51,603 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-08 17:21:51,605 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states
[2024-11-08 17:21:51,606 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-08 17:21:51,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants.
[2024-11-08 17:21:51,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6
[2024-11-08 17:21:51,608 INFO L87 Difference]: Start difference. First operand 65 states and 101 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24)
[2024-11-08 17:21:51,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-08 17:21:51,871 INFO L93 Difference]: Finished difference Result 187 states and 293 transitions.
[2024-11-08 17:21:51,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states.
[2024-11-08 17:21:51,874 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) Word has length 148
[2024-11-08 17:21:51,875 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-08 17:21:51,882 INFO L225 Difference]: With dead ends: 187
[2024-11-08 17:21:51,882 INFO L226 Difference]: Without dead ends: 125
[2024-11-08 17:21:51,883 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 147 GetRequests, 146 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 17:21:51,888 INFO L432 NwaCegarLoop]: 99 mSDtfsCounter, 23 mSDsluCounter, 90 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 189 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time
[2024-11-08 17:21:51,889 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 189 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time]
[2024-11-08 17:21:51,890 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states.
[2024-11-08 17:21:51,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 121.
[2024-11-08 17:21:51,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 70 states have (on average 1.3285714285714285) internal successors, (93), 70 states have internal predecessors, (93), 48 states have call successors, (48), 2 states have call predecessors, (48), 2 states have return successors, (48), 48 states have call predecessors, (48), 48 states have call successors, (48)
[2024-11-08 17:21:51,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 189 transitions.
[2024-11-08 17:21:51,927 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 189 transitions. Word has length 148
[2024-11-08 17:21:51,928 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-08 17:21:51,928 INFO L471 AbstractCegarLoop]: Abstraction has 121 states and 189 transitions.
[2024-11-08 17:21:51,929 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 2 states have internal predecessors, (31), 1 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24)
[2024-11-08 17:21:51,929 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 189 transitions.
[2024-11-08 17:21:51,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149
[2024-11-08 17:21:51,933 INFO L207 NwaCegarLoop]: Found error trace
[2024-11-08 17:21:51,933 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:21:51,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/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)] Ended with exit code 0
[2024-11-08 17:21:52,134 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/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 17:21:52,135 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-08 17:21:52,135 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-08 17:21:52,136 INFO L85 PathProgramCache]: Analyzing trace with hash 274473526, now seen corresponding path program 1 times
[2024-11-08 17:21:52,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-08 17:21:52,137 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [589557320]
[2024-11-08 17:21:52,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-08 17:21:52,138 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 17:21:52,138 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/bin/uautomizer-verify-jihMAELWvX/mathsat
[2024-11-08 17:21:52,141 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/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 17:21:52,142 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eebd03ad-561a-4b26-8f87-294a962ba832/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)] Waiting until timeout for monitored process
[2024-11-08 17:21:52,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-08 17:21:52,440 INFO L255 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 17 conjuncts are in the unsatisfiable core
[2024-11-08 17:21:52,458 INFO L278 TraceCheckSpWp]: Computing forward predicates...