./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-23.i --full-output --architecture 32bit
--------------------------------------------------------------------------------
Checking for ERROR reachability
Using default analysis
Version 6497de01
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d9a4a26779ee984e42e9384b39e93bedd4033278a9c1a1ebdac0e82301018e49
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-6497de0
[2024-11-23 22:52:49,934 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-23 22:52:50,006 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf
[2024-11-23 22:52:50,017 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-23 22:52:50,017 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-23 22:52:50,055 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-23 22:52:50,057 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-23 22:52:50,057 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-23 22:52:50,057 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-23 22:52:50,058 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-23 22:52:50,059 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-23 22:52:50,059 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-23 22:52:50,059 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-23 22:52:50,059 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-23 22:52:50,059 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-23 22:52:50,059 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-23 22:52:50,059 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-23 22:52:50,060 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-23 22:52:50,060 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true
[2024-11-23 22:52:50,060 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-23 22:52:50,060 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-23 22:52:50,060 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-23 22:52:50,060 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-23 22:52:50,060 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-23 22:52:50,060 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-23 22:52:50,060 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-23 22:52:50,060 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-23 22:52:50,060 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-23 22:52:50,061 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-11-23 22:52:50,061 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 22:52:50,061 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-23 22:52:50,062 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-23 22:52:50,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 22:52:50,062 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-23 22:52:50,062 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 22:52:50,062 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-23 22:52:50,062 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-23 22:52:50,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 22:52:50,062 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-23 22:52:50,062 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-23 22:52:50,062 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-11-23 22:52:50,063 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-23 22:52:50,063 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL
[2024-11-23 22:52:50,063 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in
[2024-11-23 22:52:50,063 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-23 22:52:50,063 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-23 22:52:50,063 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-23 22:52:50,063 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-23 22:52:50,063 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9a4a26779ee984e42e9384b39e93bedd4033278a9c1a1ebdac0e82301018e49
[2024-11-23 22:52:50,393 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-23 22:52:50,407 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-23 22:52:50,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-23 22:52:50,411 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-23 22:52:50,411 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-23 22:52:50,413 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-23.i
[2024-11-23 22:52:53,597 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/data/705a34550/f8c5cb2ebb07479f857ab3aa240e14de/FLAG87305a230
[2024-11-23 22:52:53,960 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-23 22:52:53,961 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-23.i
[2024-11-23 22:52:53,972 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/data/705a34550/f8c5cb2ebb07479f857ab3aa240e14de/FLAG87305a230
[2024-11-23 22:52:53,990 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/data/705a34550/f8c5cb2ebb07479f857ab3aa240e14de
[2024-11-23 22:52:53,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-23 22:52:53,995 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-23 22:52:53,997 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-23 22:52:53,997 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-23 22:52:54,003 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-23 22:52:54,004 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:52:53" (1/1) ...
[2024-11-23 22:52:54,005 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3559c06f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:52:54, skipping insertion in model container
[2024-11-23 22:52:54,006 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:52:53" (1/1) ...
[2024-11-23 22:52:54,032 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-23 22:52:54,200 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_3924fb95-d3f1-4762-b62e-f3fee6fac613/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-23.i[913,926]
[2024-11-23 22:52:54,264 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 22:52:54,277 INFO L200 MainTranslator]: Completed pre-run
[2024-11-23 22:52:54,291 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_3924fb95-d3f1-4762-b62e-f3fee6fac613/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-23.i[913,926]
[2024-11-23 22:52:54,318 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 22:52:54,338 INFO L204 MainTranslator]: Completed translation
[2024-11-23 22:52:54,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:52:54 WrapperNode
[2024-11-23 22:52:54,339 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-23 22:52:54,340 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-23 22:52:54,340 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-23 22:52:54,340 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-23 22:52:54,349 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:52:54" (1/1) ...
[2024-11-23 22:52:54,360 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:52:54" (1/1) ...
[2024-11-23 22:52:54,387 INFO L138 Inliner]: procedures = 26, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 118
[2024-11-23 22:52:54,388 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-23 22:52:54,389 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-23 22:52:54,389 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-23 22:52:54,389 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-23 22:52:54,401 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:52:54" (1/1) ...
[2024-11-23 22:52:54,401 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:52:54" (1/1) ...
[2024-11-23 22:52:54,404 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:52:54" (1/1) ...
[2024-11-23 22:52:54,436 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-23 22:52:54,436 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:52:54" (1/1) ...
[2024-11-23 22:52:54,437 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:52:54" (1/1) ...
[2024-11-23 22:52:54,454 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:52:54" (1/1) ...
[2024-11-23 22:52:54,455 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:52:54" (1/1) ...
[2024-11-23 22:52:54,463 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:52:54" (1/1) ...
[2024-11-23 22:52:54,464 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:52:54" (1/1) ...
[2024-11-23 22:52:54,466 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:52:54" (1/1) ...
[2024-11-23 22:52:54,468 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-23 22:52:54,473 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-23 22:52:54,473 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-23 22:52:54,473 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-23 22:52:54,474 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:52:54" (1/1) ...
[2024-11-23 22:52:54,489 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 22:52:54,509 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 22:52:54,526 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-23 22:52:54,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-23 22:52:54,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-23 22:52:54,567 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-23 22:52:54,567 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-23 22:52:54,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0
[2024-11-23 22:52:54,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-23 22:52:54,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-23 22:52:54,680 INFO L234 CfgBuilder]: Building ICFG
[2024-11-23 22:52:54,683 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-23 22:52:55,097 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live.
[2024-11-23 22:52:55,097 INFO L283 CfgBuilder]: Performing block encoding
[2024-11-23 22:52:55,114 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-23 22:52:55,114 INFO L312 CfgBuilder]: Removed 2 assume(true) statements.
[2024-11-23 22:52:55,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:52:55 BoogieIcfgContainer
[2024-11-23 22:52:55,115 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-23 22:52:55,117 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-23 22:52:55,117 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-23 22:52:55,123 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-23 22:52:55,123 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:52:53" (1/3) ...
[2024-11-23 22:52:55,124 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7309a69d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:52:55, skipping insertion in model container
[2024-11-23 22:52:55,124 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:52:54" (2/3) ...
[2024-11-23 22:52:55,125 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7309a69d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:52:55, skipping insertion in model container
[2024-11-23 22:52:55,125 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:52:55" (3/3) ...
[2024-11-23 22:52:55,126 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-23.i
[2024-11-23 22:52:55,152 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-23 22:52:55,155 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_normal_file-23.i that has 2 procedures, 57 locations, 1 initial locations, 1 loop locations, and 1 error locations.
[2024-11-23 22:52:55,247 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-23 22:52:55,268 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;@493a0854, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-23 22:52:55,268 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-23 22:52:55,273 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 35 states have internal predecessors, (44), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20)
[2024-11-23 22:52:55,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126
[2024-11-23 22:52:55,286 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 22:52:55,287 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:52:55,287 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 22:52:55,292 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:52:55,293 INFO L85 PathProgramCache]: Analyzing trace with hash -1570848541, now seen corresponding path program 1 times
[2024-11-23 22:52:55,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 22:52:55,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [192369189]
[2024-11-23 22:52:55,301 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:52:55,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:52:55,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 22:52:55,672 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked.
[2024-11-23 22:52:55,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 22:52:55,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [192369189]
[2024-11-23 22:52:55,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [192369189] provided 0 perfect and 1 imperfect interpolant sequences
[2024-11-23 22:52:55,677 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1864954672]
[2024-11-23 22:52:55,677 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:52:55,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-23 22:52:55,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 22:52:55,682 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-23 22:52:55,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process
[2024-11-23 22:52:56,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 22:52:56,032 INFO L256 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-11-23 22:52:56,044 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-23 22:52:56,096 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 722 trivial. 0 not checked.
[2024-11-23 22:52:56,097 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-23 22:52:56,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1864954672] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 22:52:56,099 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences.
[2024-11-23 22:52:56,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2
[2024-11-23 22:52:56,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [876802568]
[2024-11-23 22:52:56,102 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 22:52:56,107 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-23 22:52:56,107 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 22:52:56,128 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-23 22:52:56,129 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-23 22:52:56,131 INFO L87 Difference]: Start difference. First operand has 57 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 35 states have internal predecessors, (44), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20)
[2024-11-23 22:52:56,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 22:52:56,159 INFO L93 Difference]: Finished difference Result 107 states and 182 transitions.
[2024-11-23 22:52:56,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-23 22:52:56,161 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20) Word has length 125
[2024-11-23 22:52:56,162 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 22:52:56,169 INFO L225 Difference]: With dead ends: 107
[2024-11-23 22:52:56,170 INFO L226 Difference]: Without dead ends: 53
[2024-11-23 22:52:56,174 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 126 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-23 22:52:56,177 INFO L435 NwaCegarLoop]: 77 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, 77 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
[2024-11-23 22:52:56,178 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-23 22:52:56,192 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states.
[2024-11-23 22:52:56,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53.
[2024-11-23 22:52:56,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 31 states have (on average 1.1935483870967742) internal successors, (37), 31 states have internal predecessors, (37), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20)
[2024-11-23 22:52:56,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 77 transitions.
[2024-11-23 22:52:56,237 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 77 transitions. Word has length 125
[2024-11-23 22:52:56,238 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 22:52:56,238 INFO L471 AbstractCegarLoop]: Abstraction has 53 states and 77 transitions.
[2024-11-23 22:52:56,238 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (20), 2 states have call predecessors, (20), 1 states have return successors, (20), 1 states have call predecessors, (20), 2 states have call successors, (20)
[2024-11-23 22:52:56,238 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions.
[2024-11-23 22:52:56,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126
[2024-11-23 22:52:56,244 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 22:52:56,244 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:52:56,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0
[2024-11-23 22:52:56,446 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0
[2024-11-23 22:52:56,446 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 22:52:56,447 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:52:56,447 INFO L85 PathProgramCache]: Analyzing trace with hash 1680222887, now seen corresponding path program 1 times
[2024-11-23 22:52:56,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 22:52:56,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [268938590]
[2024-11-23 22:52:56,448 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:52:56,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:52:56,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 22:52:57,844 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked.
[2024-11-23 22:52:57,845 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace
[2024-11-23 22:52:57,845 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [268938590]
[2024-11-23 22:52:57,848 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [268938590] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 22:52:57,848 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 22:52:57,849 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-11-23 22:52:57,849 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291155159]
[2024-11-23 22:52:57,849 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 22:52:57,850 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-23 22:52:57,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL
[2024-11-23 22:52:57,851 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-23 22:52:57,851 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30
[2024-11-23 22:52:57,852 INFO L87 Difference]: Start difference. First operand 53 states and 77 transitions. Second operand has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 6 states have internal predecessors, (31), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20)
[2024-11-23 22:52:58,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 22:52:58,569 INFO L93 Difference]: Finished difference Result 157 states and 224 transitions.
[2024-11-23 22:52:58,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states.
[2024-11-23 22:52:58,570 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 6 states have internal predecessors, (31), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20) Word has length 125
[2024-11-23 22:52:58,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 22:52:58,573 INFO L225 Difference]: With dead ends: 157
[2024-11-23 22:52:58,573 INFO L226 Difference]: Without dead ends: 107
[2024-11-23 22:52:58,574 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156
[2024-11-23 22:52:58,575 INFO L435 NwaCegarLoop]: 87 mSDtfsCounter, 98 mSDsluCounter, 125 mSDsCounter, 0 mSdLazyCounter, 265 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 265 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time
[2024-11-23 22:52:58,575 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 212 Invalid, 271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 265 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time]
[2024-11-23 22:52:58,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 107 states.
[2024-11-23 22:52:58,597 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 107 to 60.
[2024-11-23 22:52:58,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 37 states have (on average 1.1891891891891893) internal successors, (44), 37 states have internal predecessors, (44), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20)
[2024-11-23 22:52:58,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 84 transitions.
[2024-11-23 22:52:58,599 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 84 transitions. Word has length 125
[2024-11-23 22:52:58,600 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 22:52:58,600 INFO L471 AbstractCegarLoop]: Abstraction has 60 states and 84 transitions.
[2024-11-23 22:52:58,600 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 6 states have internal predecessors, (31), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20)
[2024-11-23 22:52:58,601 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions.
[2024-11-23 22:52:58,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126
[2024-11-23 22:52:58,606 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 22:52:58,606 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:52:58,607 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1
[2024-11-23 22:52:58,607 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 22:52:58,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:52:58,608 INFO L85 PathProgramCache]: Analyzing trace with hash 1737481189, now seen corresponding path program 1 times
[2024-11-23 22:52:58,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL
[2024-11-23 22:52:58,608 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [833550714]
[2024-11-23 22:52:58,608 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:52:58,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms
[2024-11-23 22:52:58,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown
[2024-11-23 22:52:58,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [574649894]
[2024-11-23 22:52:58,893 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:52:58,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-23 22:52:58,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 22:52:58,896 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null)
[2024-11-23 22:52:58,900 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process
[2024-11-23 22:52:59,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:52:59,133 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.
[2024-11-23 22:52:59,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat
[2024-11-23 22:52:59,321 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace
[2024-11-23 22:52:59,321 INFO L340 BasicCegarLoop]: Counterexample is feasible
[2024-11-23 22:52:59,324 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining)
[2024-11-23 22:52:59,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0
[2024-11-23 22:52:59,527 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true
[2024-11-23 22:52:59,530 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1]
[2024-11-23 22:52:59,660 INFO L170 ceAbstractionStarter]: Computing trace abstraction results
[2024-11-23 22:52:59,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:52:59 BoogieIcfgContainer
[2024-11-23 22:52:59,668 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction----------------------------
[2024-11-23 22:52:59,670 INFO L112 PluginConnector]: ------------------------Witness Printer----------------------------
[2024-11-23 22:52:59,670 INFO L270 PluginConnector]: Initializing Witness Printer...
[2024-11-23 22:52:59,670 INFO L274 PluginConnector]: Witness Printer initialized
[2024-11-23 22:52:59,672 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:52:55" (3/4) ...
[2024-11-23 22:52:59,675 INFO L149 WitnessPrinter]: No result that supports witness generation found
[2024-11-23 22:52:59,678 INFO L131 PluginConnector]: ------------------------ END Witness Printer----------------------------
[2024-11-23 22:52:59,679 INFO L158 Benchmark]: Toolchain (without parser) took 5683.82ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 93.5MB in the beginning and 183.4MB in the end (delta: -89.9MB). Peak memory consumption was 140.9MB. Max. memory is 16.1GB.
[2024-11-23 22:52:59,680 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 167.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 22:52:59,680 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.52ms. Allocated memory is still 117.4MB. Free memory was 93.5MB in the beginning and 80.9MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-23 22:52:59,681 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.97ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 79.1MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
[2024-11-23 22:52:59,682 INFO L158 Benchmark]: Boogie Preprocessor took 83.32ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 76.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 22:52:59,683 INFO L158 Benchmark]: RCFGBuilder took 642.51ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 61.2MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
[2024-11-23 22:52:59,684 INFO L158 Benchmark]: TraceAbstraction took 4551.29ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 60.5MB in the beginning and 184.1MB in the end (delta: -123.6MB). Peak memory consumption was 107.3MB. Max. memory is 16.1GB.
[2024-11-23 22:52:59,684 INFO L158 Benchmark]: Witness Printer took 8.11ms. Allocated memory is still 352.3MB. Free memory was 184.1MB in the beginning and 183.4MB in the end (delta: 677.2kB). There was no memory consumed. Max. memory is 16.1GB.
[2024-11-23 22:52:59,686 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] #######################
--- Results ---
* Results from de.uni_freiburg.informatik.ultimate.core:
- StatisticsResult: Toolchain Benchmarks
Benchmark results are:
* CDTParser took 0.28ms. Allocated memory is still 167.8MB. Free memory is still 105.0MB. There was no memory consumed. Max. memory is 16.1GB.
* CACSL2BoogieTranslator took 342.52ms. Allocated memory is still 117.4MB. Free memory was 93.5MB in the beginning and 80.9MB in the end (delta: 12.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Procedure Inliner took 47.97ms. Allocated memory is still 117.4MB. Free memory was 80.9MB in the beginning and 79.1MB in the end (delta: 1.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB.
* Boogie Preprocessor took 83.32ms. Allocated memory is still 117.4MB. Free memory was 78.7MB in the beginning and 76.8MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB.
* RCFGBuilder took 642.51ms. Allocated memory is still 117.4MB. Free memory was 76.8MB in the beginning and 61.2MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB.
* TraceAbstraction took 4551.29ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 60.5MB in the beginning and 184.1MB in the end (delta: -123.6MB). Peak memory consumption was 107.3MB. Max. memory is 16.1GB.
* Witness Printer took 8.11ms. Allocated memory is still 352.3MB. Free memory was 184.1MB in the beginning and 183.4MB in the end (delta: 677.2kB). There was no memory consumed. Max. memory is 16.1GB.
* Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction:
- StatisticsResult: ErrorAutomatonStatistics
NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0
- UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable
Unable to prove that a call to reach_error is unreachable
Reason: overapproximation of someBinaryFLOATComparisonOperation at line 76, overapproximation of someBinaryFLOATComparisonOperation at line 47, overapproximation of someBinaryFLOATComparisonOperation at line 72, overapproximation of someBinaryFLOATComparisonOperation at line 69, overapproximation of someBinaryFLOATComparisonOperation at line 98, overapproximation of someBinaryFLOATComparisonOperation at line 43, overapproximation of someBinaryFLOATComparisonOperation at line 71, overapproximation of someBinaryFLOATComparisonOperation at line 74, overapproximation of someBinaryFLOATComparisonOperation at line 78.
Possible FailurePath:
[L21] unsigned char isInitial = 0;
[L22] unsigned long int var_1_1 = 0;
[L23] unsigned long int var_1_2 = 16;
[L24] unsigned long int var_1_3 = 64;
[L25] unsigned long int var_1_4 = 25;
[L26] float var_1_5 = 1.2;
[L27] float var_1_6 = 999.7;
[L28] float var_1_7 = 1.4;
[L29] float var_1_8 = 9.75;
[L30] float var_1_9 = 1.75;
[L31] unsigned long int var_1_10 = 16;
[L32] unsigned long int var_1_11 = 1277342739;
[L33] unsigned long int var_1_12 = 1394088949;
[L34] unsigned long int var_1_13 = 0;
[L35] unsigned char var_1_14 = 0;
[L36] unsigned char var_1_17 = 0;
[L37] unsigned char var_1_18 = 0;
[L38] unsigned char var_1_19 = 0;
VAL [isInitial=0, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=16, var_1_3=64, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4]
[L102] isInitial = 1
[L103] FCALL initially()
[L105] FCALL updateLastVariables()
[L106] CALL updateVariables()
[L62] var_1_2 = __VERIFIER_nondet_ulong()
[L63] CALL assume_abort_if_not(var_1_2 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_3=64, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_3=64, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4]
[L63] RET assume_abort_if_not(var_1_2 >= 0)
VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_3=64, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4]
[L64] CALL assume_abort_if_not(var_1_2 <= 4294967294)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=64, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=64, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4]
[L64] RET assume_abort_if_not(var_1_2 <= 4294967294)
VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=64, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4]
[L65] var_1_3 = __VERIFIER_nondet_ulong()
[L66] CALL assume_abort_if_not(var_1_3 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4]
[L66] RET assume_abort_if_not(var_1_3 >= 0)
VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4]
[L67] CALL assume_abort_if_not(var_1_3 <= 4294967294)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4]
[L67] RET assume_abort_if_not(var_1_3 <= 4294967294)
VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_5=6/5, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4]
[L68] var_1_5 = __VERIFIER_nondet_float()
[L69] CALL assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4]
[L69] RET assume_abort_if_not((var_1_5 >= -922337.2036854776000e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F ))
VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_6=9997/10, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4]
[L70] var_1_6 = __VERIFIER_nondet_float()
[L71] CALL assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4]
[L71] RET assume_abort_if_not((var_1_6 >= -922337.2036854776000e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 9223372.036854776000e+12F && var_1_6 >= 1.0e-20F ))
VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4]
[L72] CALL assume_abort_if_not(var_1_6 != 0.0F)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4]
[L72] RET assume_abort_if_not(var_1_6 != 0.0F)
VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_7=7/5, var_1_8=39/4, var_1_9=7/4]
[L73] var_1_7 = __VERIFIER_nondet_float()
[L74] CALL assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_8=39/4, var_1_9=7/4]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_8=39/4, var_1_9=7/4]
[L74] RET assume_abort_if_not((var_1_7 >= -922337.2036854776000e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 9223372.036854776000e+12F && var_1_7 >= 1.0e-20F ))
VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_8=39/4, var_1_9=7/4]
[L75] var_1_8 = __VERIFIER_nondet_float()
[L76] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_9=7/4]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_9=7/4]
[L76] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854776000e+12F && var_1_8 >= 1.0e-20F ))
VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25, var_1_9=7/4]
[L77] var_1_9 = __VERIFIER_nondet_float()
[L78] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F ))
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L78] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F ))
VAL [isInitial=1, var_1_10=16, var_1_11=1277342739, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L79] var_1_11 = __VERIFIER_nondet_ulong()
[L80] CALL assume_abort_if_not(var_1_11 >= 1073741823)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L80] RET assume_abort_if_not(var_1_11 >= 1073741823)
VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L81] CALL assume_abort_if_not(var_1_11 <= 2147483647)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L81] RET assume_abort_if_not(var_1_11 <= 2147483647)
VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=1394088949, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L82] var_1_12 = __VERIFIER_nondet_ulong()
[L83] CALL assume_abort_if_not(var_1_12 >= 1073741824)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L83] RET assume_abort_if_not(var_1_12 >= 1073741824)
VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L84] CALL assume_abort_if_not(var_1_12 <= 2147483647)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L84] RET assume_abort_if_not(var_1_12 <= 2147483647)
VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L85] var_1_13 = __VERIFIER_nondet_ulong()
[L86] CALL assume_abort_if_not(var_1_13 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L86] RET assume_abort_if_not(var_1_13 >= 0)
VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L87] CALL assume_abort_if_not(var_1_13 <= 2147483647)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L87] RET assume_abort_if_not(var_1_13 <= 2147483647)
VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=0, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L88] var_1_17 = __VERIFIER_nondet_uchar()
[L89] CALL assume_abort_if_not(var_1_17 >= 1)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L89] RET assume_abort_if_not(var_1_17 >= 1)
VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L90] CALL assume_abort_if_not(var_1_17 <= 1)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L90] RET assume_abort_if_not(var_1_17 <= 1)
VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L91] var_1_19 = __VERIFIER_nondet_uchar()
[L92] CALL assume_abort_if_not(var_1_19 >= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L92] RET assume_abort_if_not(var_1_19 >= 0)
VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L93] CALL assume_abort_if_not(var_1_19 <= 0)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L20] COND FALSE !(!cond)
VAL [\old(cond)=1, isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L93] RET assume_abort_if_not(var_1_19 <= 0)
VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L106] RET updateVariables()
[L107] CALL step()
[L42] var_1_1 = ((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3)))
VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=25]
[L43] COND TRUE (var_1_5 / var_1_6) <= (var_1_7 + (var_1_8 - var_1_9))
[L44] var_1_4 = ((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3)))
VAL [isInitial=1, var_1_10=16, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0]
[L46] var_1_10 = ((((var_1_2) > (((var_1_11 + var_1_12) - var_1_13))) ? (var_1_2) : (((var_1_11 + var_1_12) - var_1_13))))
[L47] unsigned char stepLocal_0 = (- var_1_5) != 1.9f;
VAL [isInitial=1, stepLocal_0=0, var_1_10=2147483647, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0]
[L48] COND FALSE !(stepLocal_0 || ((var_1_4 * var_1_13) < var_1_3))
[L51] var_1_18 = var_1_19
VAL [isInitial=1, var_1_10=2147483647, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0]
[L53] COND FALSE !(\read(var_1_18))
VAL [isInitial=1, var_1_10=2147483647, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0]
[L107] RET step()
[L108] CALL, EXPR property()
[L98-L99] return ((((var_1_1 == ((unsigned long int) ((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))) && (((var_1_5 / var_1_6) <= (var_1_7 + (var_1_8 - var_1_9))) ? (var_1_4 == ((unsigned long int) ((((var_1_2) < (var_1_3)) ? (var_1_2) : (var_1_3))))) : 1)) && (var_1_10 == ((unsigned long int) ((((var_1_2) > (((var_1_11 + var_1_12) - var_1_13))) ? (var_1_2) : (((var_1_11 + var_1_12) - var_1_13))))))) && (var_1_18 ? ((! ((var_1_5 / var_1_6) < (var_1_8 - var_1_9))) ? (var_1_18 ? (var_1_14 == ((unsigned char) (! var_1_17))) : 1) : 1) : 1)) && ((((- var_1_5) != 1.9f) || ((var_1_4 * var_1_13) < var_1_3)) ? (var_1_18 == ((unsigned char) (! var_1_19))) : (var_1_18 == ((unsigned char) var_1_19)))
;
VAL [\result=0, isInitial=1, var_1_10=2147483647, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0]
[L108] RET, EXPR property()
[L108] CALL __VERIFIER_assert(property())
[L19] COND TRUE !(cond)
VAL [isInitial=1, var_1_10=2147483647, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0]
[L19] reach_error()
VAL [isInitial=1, var_1_10=2147483647, var_1_11=-3221225473, var_1_12=5368709120, var_1_13=0, var_1_14=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=0, var_1_2=0, var_1_3=0, var_1_4=0]
- StatisticsResult: Ultimate Automizer benchmark data
CFG has 2 procedures, 57 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.3s, OverallIterations: 3, TraceHistogramMax: 20, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 134 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 98 mSDsluCounter, 289 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 125 mSDsCounter, 6 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 265 IncrementalHoareTripleChecker+Invalid, 271 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 6 mSolverCounterUnsat, 164 mSDtfsCounter, 265 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 140 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=60occurred in iteration=2, InterpolantAutomatonStates: 15, 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, 47 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 625 NumberOfCodeBlocks, 625 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 372 ConstructedInterpolants, 0 QuantifiedInterpolants, 404 SizeOfPredicates, 0 NumberOfNonLiveVariables, 280 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 2242/2280 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available
RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces
[2024-11-23 22:52:59,719 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0
Received shutdown request...
--- End real Ultimate output ---
Execution finished normally
Using bit-precise analysis
Retrying with bit-precise analysis
### Bit-precise run ###
Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-23.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) )
--witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d9a4a26779ee984e42e9384b39e93bedd4033278a9c1a1ebdac0e82301018e49
--- Real Ultimate output ---
This is Ultimate 0.3.0-dev-6497de0
[2024-11-23 22:53:02,831 INFO L188 SettingsManager]: Resetting all preferences to default values...
[2024-11-23 22:53:02,974 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf
[2024-11-23 22:53:02,984 WARN L101 SettingsManager]: Preference file contains the following unknown settings:
[2024-11-23 22:53:02,985 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class
[2024-11-23 22:53:03,026 INFO L130 SettingsManager]: Preferences different from defaults after loading the file:
[2024-11-23 22:53:03,027 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults:
[2024-11-23 22:53:03,027 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR;
[2024-11-23 22:53:03,027 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults:
[2024-11-23 22:53:03,027 INFO L153 SettingsManager]: * Use memory slicer=true
[2024-11-23 22:53:03,027 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults:
[2024-11-23 22:53:03,027 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS
[2024-11-23 22:53:03,028 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults:
[2024-11-23 22:53:03,028 INFO L153 SettingsManager]: * Create parallel compositions if possible=false
[2024-11-23 22:53:03,028 INFO L153 SettingsManager]: * Use SBE=true
[2024-11-23 22:53:03,028 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults:
[2024-11-23 22:53:03,028 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE
[2024-11-23 22:53:03,029 INFO L153 SettingsManager]: * sizeof long=4
[2024-11-23 22:53:03,029 INFO L153 SettingsManager]: * sizeof POINTER=4
[2024-11-23 22:53:03,029 INFO L153 SettingsManager]: * Check division by zero=IGNORE
[2024-11-23 22:53:03,029 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE
[2024-11-23 22:53:03,029 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE
[2024-11-23 22:53:03,029 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE
[2024-11-23 22:53:03,029 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true
[2024-11-23 22:53:03,029 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true
[2024-11-23 22:53:03,029 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution
[2024-11-23 22:53:03,029 INFO L153 SettingsManager]: * sizeof long double=12
[2024-11-23 22:53:03,030 INFO L153 SettingsManager]: * Check if freed pointer was valid=false
[2024-11-23 22:53:03,030 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR
[2024-11-23 22:53:03,030 INFO L153 SettingsManager]: * Use constant arrays=true
[2024-11-23 22:53:03,030 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults:
[2024-11-23 22:53:03,030 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 22:53:03,030 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-23 22:53:03,030 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-23 22:53:03,030 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 22:53:03,030 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults:
[2024-11-23 22:53:03,031 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements
[2024-11-23 22:53:03,031 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true
[2024-11-23 22:53:03,031 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode
[2024-11-23 22:53:03,031 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 22:53:03,031 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults:
[2024-11-23 22:53:03,031 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP
[2024-11-23 22:53:03,031 INFO L153 SettingsManager]: * Compute procedure contracts=false
[2024-11-23 22:53:03,031 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads
[2024-11-23 22:53:03,031 INFO L153 SettingsManager]: * Trace refinement strategy=FOX
[2024-11-23 22:53:03,032 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt
[2024-11-23 22:53:03,032 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false
[2024-11-23 22:53:03,032 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET
[2024-11-23 22:53:03,032 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO
[2024-11-23 22:53:03,032 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode
[2024-11-23 22:53:03,032 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) )
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit
Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d9a4a26779ee984e42e9384b39e93bedd4033278a9c1a1ebdac0e82301018e49
[2024-11-23 22:53:03,421 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp
[2024-11-23 22:53:03,433 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized
[2024-11-23 22:53:03,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected.
[2024-11-23 22:53:03,437 INFO L270 PluginConnector]: Initializing CDTParser...
[2024-11-23 22:53:03,440 INFO L274 PluginConnector]: CDTParser initialized
[2024-11-23 22:53:03,441 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-23.i
[2024-11-23 22:53:06,918 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/data/e1c9d96c6/c889acc8cda04d4f8c64da7aa279cce2/FLAG715300df2
[2024-11-23 22:53:07,208 INFO L384 CDTParser]: Found 1 translation units.
[2024-11-23 22:53:07,209 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-23.i
[2024-11-23 22:53:07,217 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/data/e1c9d96c6/c889acc8cda04d4f8c64da7aa279cce2/FLAG715300df2
[2024-11-23 22:53:07,240 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/data/e1c9d96c6/c889acc8cda04d4f8c64da7aa279cce2
[2024-11-23 22:53:07,245 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] #######################
[2024-11-23 22:53:07,248 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements.
[2024-11-23 22:53:07,249 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator----------------------------
[2024-11-23 22:53:07,249 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator...
[2024-11-23 22:53:07,255 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized
[2024-11-23 22:53:07,256 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:53:07" (1/1) ...
[2024-11-23 22:53:07,257 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f0aff85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:07, skipping insertion in model container
[2024-11-23 22:53:07,257 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:53:07" (1/1) ...
[2024-11-23 22:53:07,275 INFO L175 MainTranslator]: Built tables and reachable declarations
[2024-11-23 22:53:07,436 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_3924fb95-d3f1-4762-b62e-f3fee6fac613/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-23.i[913,926]
[2024-11-23 22:53:07,493 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 22:53:07,510 INFO L200 MainTranslator]: Completed pre-run
[2024-11-23 22:53:07,523 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_3924fb95-d3f1-4762-b62e-f3fee6fac613/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-23.i[913,926]
[2024-11-23 22:53:07,551 INFO L210 PostProcessor]: Analyzing one entry point: main
[2024-11-23 22:53:07,580 INFO L204 MainTranslator]: Completed translation
[2024-11-23 22:53:07,580 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:07 WrapperNode
[2024-11-23 22:53:07,580 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator----------------------------
[2024-11-23 22:53:07,582 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner----------------------------
[2024-11-23 22:53:07,583 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner...
[2024-11-23 22:53:07,583 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized
[2024-11-23 22:53:07,591 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:07" (1/1) ...
[2024-11-23 22:53:07,603 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:07" (1/1) ...
[2024-11-23 22:53:07,629 INFO L138 Inliner]: procedures = 27, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 118
[2024-11-23 22:53:07,630 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner----------------------------
[2024-11-23 22:53:07,630 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor----------------------------
[2024-11-23 22:53:07,630 INFO L270 PluginConnector]: Initializing Boogie Preprocessor...
[2024-11-23 22:53:07,631 INFO L274 PluginConnector]: Boogie Preprocessor initialized
[2024-11-23 22:53:07,640 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:07" (1/1) ...
[2024-11-23 22:53:07,641 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:07" (1/1) ...
[2024-11-23 22:53:07,644 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:07" (1/1) ...
[2024-11-23 22:53:07,657 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0].
[2024-11-23 22:53:07,658 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:07" (1/1) ...
[2024-11-23 22:53:07,658 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:07" (1/1) ...
[2024-11-23 22:53:07,669 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:07" (1/1) ...
[2024-11-23 22:53:07,670 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:07" (1/1) ...
[2024-11-23 22:53:07,674 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:07" (1/1) ...
[2024-11-23 22:53:07,676 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:07" (1/1) ...
[2024-11-23 22:53:07,678 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:07" (1/1) ...
[2024-11-23 22:53:07,681 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor----------------------------
[2024-11-23 22:53:07,682 INFO L112 PluginConnector]: ------------------------RCFGBuilder----------------------------
[2024-11-23 22:53:07,682 INFO L270 PluginConnector]: Initializing RCFGBuilder...
[2024-11-23 22:53:07,682 INFO L274 PluginConnector]: RCFGBuilder initialized
[2024-11-23 22:53:07,683 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:07" (1/1) ...
[2024-11-23 22:53:07,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000
[2024-11-23 22:53:07,708 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/z3
[2024-11-23 22:53:07,727 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null)
[2024-11-23 22:53:07,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process
[2024-11-23 22:53:07,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit
[2024-11-23 22:53:07,761 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0
[2024-11-23 22:53:07,761 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not
[2024-11-23 22:53:07,761 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not
[2024-11-23 22:53:07,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start
[2024-11-23 22:53:07,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start
[2024-11-23 22:53:07,857 INFO L234 CfgBuilder]: Building ICFG
[2024-11-23 22:53:07,859 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation
[2024-11-23 22:53:19,768 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live.
[2024-11-23 22:53:19,769 INFO L283 CfgBuilder]: Performing block encoding
[2024-11-23 22:53:19,784 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start)
[2024-11-23 22:53:19,785 INFO L312 CfgBuilder]: Removed 2 assume(true) statements.
[2024-11-23 22:53:19,785 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:53:19 BoogieIcfgContainer
[2024-11-23 22:53:19,785 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder----------------------------
[2024-11-23 22:53:19,788 INFO L112 PluginConnector]: ------------------------TraceAbstraction----------------------------
[2024-11-23 22:53:19,788 INFO L270 PluginConnector]: Initializing TraceAbstraction...
[2024-11-23 22:53:19,795 INFO L274 PluginConnector]: TraceAbstraction initialized
[2024-11-23 22:53:19,795 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:53:07" (1/3) ...
[2024-11-23 22:53:19,796 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71345d4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:53:19, skipping insertion in model container
[2024-11-23 22:53:19,796 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:53:07" (2/3) ...
[2024-11-23 22:53:19,796 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71345d4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:53:19, skipping insertion in model container
[2024-11-23 22:53:19,796 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:53:19" (3/3) ...
[2024-11-23 22:53:19,798 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-23.i
[2024-11-23 22:53:19,811 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION
[2024-11-23 22:53:19,813 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_normal_file-23.i that has 2 procedures, 57 locations, 1 initial locations, 1 loop locations, and 1 error locations.
[2024-11-23 22:53:19,872 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ========
[2024-11-23 22:53:19,910 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;@e8439e5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms]
[2024-11-23 22:53:19,910 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations.
[2024-11-23 22:53:19,915 INFO L276 IsEmpty]: Start isEmpty. Operand has 57 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 35 states have internal predecessors, (44), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20)
[2024-11-23 22:53:19,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126
[2024-11-23 22:53:19,927 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 22:53:19,928 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:53:19,929 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 22:53:19,933 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:53:19,934 INFO L85 PathProgramCache]: Analyzing trace with hash -1570848541, now seen corresponding path program 1 times
[2024-11-23 22:53:19,943 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-23 22:53:19,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [803535330]
[2024-11-23 22:53:19,944 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:53:19,944 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
[2024-11-23 22:53:19,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/mathsat
[2024-11-23 22:53:19,949 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/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)
[2024-11-23 22:53:19,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/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
[2024-11-23 22:53:20,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 22:53:20,483 INFO L256 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 1 conjuncts are in the unsatisfiable core
[2024-11-23 22:53:20,492 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-23 22:53:20,538 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 278 proven. 0 refuted. 0 times theorem prover too weak. 482 trivial. 0 not checked.
[2024-11-23 22:53:20,538 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-23 22:53:20,538 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-23 22:53:20,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [803535330]
[2024-11-23 22:53:20,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [803535330] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 22:53:20,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 22:53:20,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2
[2024-11-23 22:53:20,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25130478]
[2024-11-23 22:53:20,541 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 22:53:20,545 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states
[2024-11-23 22:53:20,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-23 22:53:20,564 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants.
[2024-11-23 22:53:20,565 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-23 22:53:20,567 INFO L87 Difference]: Start difference. First operand has 57 states, 34 states have (on average 1.2941176470588236) internal successors, (44), 35 states have internal predecessors, (44), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) Second operand has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20)
[2024-11-23 22:53:20,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 22:53:20,596 INFO L93 Difference]: Finished difference Result 107 states and 182 transitions.
[2024-11-23 22:53:20,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states.
[2024-11-23 22:53:20,598 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 125
[2024-11-23 22:53:20,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 22:53:20,605 INFO L225 Difference]: With dead ends: 107
[2024-11-23 22:53:20,606 INFO L226 Difference]: Without dead ends: 53
[2024-11-23 22:53:20,609 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2
[2024-11-23 22:53:20,613 INFO L435 NwaCegarLoop]: 77 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, 77 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
[2024-11-23 22:53:20,613 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 77 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time]
[2024-11-23 22:53:20,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states.
[2024-11-23 22:53:20,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53.
[2024-11-23 22:53:20,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 53 states, 31 states have (on average 1.1935483870967742) internal successors, (37), 31 states have internal predecessors, (37), 20 states have call successors, (20), 1 states have call predecessors, (20), 1 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20)
[2024-11-23 22:53:20,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 77 transitions.
[2024-11-23 22:53:20,672 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 77 transitions. Word has length 125
[2024-11-23 22:53:20,672 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 22:53:20,672 INFO L471 AbstractCegarLoop]: Abstraction has 53 states and 77 transitions.
[2024-11-23 22:53:20,673 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 16.0) internal successors, (32), 2 states have internal predecessors, (32), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20)
[2024-11-23 22:53:20,673 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 77 transitions.
[2024-11-23 22:53:20,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126
[2024-11-23 22:53:20,676 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 22:53:20,677 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:53:20,686 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/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
[2024-11-23 22:53:20,877 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/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
[2024-11-23 22:53:20,878 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 22:53:20,878 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:53:20,878 INFO L85 PathProgramCache]: Analyzing trace with hash 1680222887, now seen corresponding path program 1 times
[2024-11-23 22:53:20,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-23 22:53:20,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [971524773]
[2024-11-23 22:53:20,880 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:53:20,880 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
[2024-11-23 22:53:20,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/mathsat
[2024-11-23 22:53:20,886 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/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)
[2024-11-23 22:53:20,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/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
[2024-11-23 22:53:21,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 22:53:21,369 INFO L256 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 5 conjuncts are in the unsatisfiable core
[2024-11-23 22:53:21,389 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-23 22:53:21,863 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 703 trivial. 0 not checked.
[2024-11-23 22:53:21,864 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect
[2024-11-23 22:53:21,864 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace
[2024-11-23 22:53:21,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [971524773]
[2024-11-23 22:53:21,865 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [971524773] provided 1 perfect and 0 imperfect interpolant sequences
[2024-11-23 22:53:21,865 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences.
[2024-11-23 22:53:21,867 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6
[2024-11-23 22:53:21,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [985171482]
[2024-11-23 22:53:21,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton
[2024-11-23 22:53:21,869 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states
[2024-11-23 22:53:21,869 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX
[2024-11-23 22:53:21,891 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants.
[2024-11-23 22:53:21,892 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30
[2024-11-23 22:53:21,892 INFO L87 Difference]: Start difference. First operand 53 states and 77 transitions. Second operand has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 6 states have internal predecessors, (31), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20)
[2024-11-23 22:53:26,236 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.36s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-23 22:53:29,345 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.97s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers []
[2024-11-23 22:53:30,326 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization.
[2024-11-23 22:53:30,327 INFO L93 Difference]: Finished difference Result 169 states and 239 transitions.
[2024-11-23 22:53:30,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states.
[2024-11-23 22:53:30,329 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 6 states have internal predecessors, (31), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20) Word has length 125
[2024-11-23 22:53:30,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted.
[2024-11-23 22:53:30,331 INFO L225 Difference]: With dead ends: 169
[2024-11-23 22:53:30,331 INFO L226 Difference]: Without dead ends: 119
[2024-11-23 22:53:30,332 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 136 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=81, Invalid=191, Unknown=0, NotChecked=0, Total=272
[2024-11-23 22:53:30,333 INFO L435 NwaCegarLoop]: 93 mSDtfsCounter, 97 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 266 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 117 SdHoareTripleChecker+Valid, 246 SdHoareTripleChecker+Invalid, 308 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time
[2024-11-23 22:53:30,333 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [117 Valid, 246 Invalid, 308 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 266 Invalid, 0 Unknown, 0 Unchecked, 7.9s Time]
[2024-11-23 22:53:30,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states.
[2024-11-23 22:53:30,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 60.
[2024-11-23 22:53:30,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 37 states have (on average 1.1891891891891893) internal successors, (44), 37 states have internal predecessors, (44), 20 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20)
[2024-11-23 22:53:30,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 84 transitions.
[2024-11-23 22:53:30,360 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 84 transitions. Word has length 125
[2024-11-23 22:53:30,361 INFO L84 Accepts]: Finished accepts. word is rejected.
[2024-11-23 22:53:30,361 INFO L471 AbstractCegarLoop]: Abstraction has 60 states and 84 transitions.
[2024-11-23 22:53:30,361 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 6 states have internal predecessors, (31), 1 states have call successors, (20), 1 states have call predecessors, (20), 2 states have return successors, (20), 2 states have call predecessors, (20), 1 states have call successors, (20)
[2024-11-23 22:53:30,362 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions.
[2024-11-23 22:53:30,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126
[2024-11-23 22:53:30,364 INFO L210 NwaCegarLoop]: Found error trace
[2024-11-23 22:53:30,364 INFO L218 NwaCegarLoop]: trace histogram [20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1]
[2024-11-23 22:53:30,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/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
[2024-11-23 22:53:30,565 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/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
[2024-11-23 22:53:30,565 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] ===
[2024-11-23 22:53:30,566 INFO L157 PredicateUnifier]: Initialized classic predicate unifier
[2024-11-23 22:53:30,566 INFO L85 PathProgramCache]: Analyzing trace with hash 1737481189, now seen corresponding path program 1 times
[2024-11-23 22:53:30,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX
[2024-11-23 22:53:30,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1970679235]
[2024-11-23 22:53:30,567 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY
[2024-11-23 22:53:30,567 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
[2024-11-23 22:53:30,567 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/mathsat
[2024-11-23 22:53:30,570 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/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)
[2024-11-23 22:53:30,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3924fb95-d3f1-4762-b62e-f3fee6fac613/bin/uautomizer-verify-LYvppIcaGC/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
[2024-11-23 22:53:31,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat
[2024-11-23 22:53:31,060 INFO L256 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 16 conjuncts are in the unsatisfiable core
[2024-11-23 22:53:31,072 INFO L279 TraceCheckSpWp]: Computing forward predicates...
[2024-11-23 22:54:27,783 WARN L286 SmtUtils]: Spent 6.08s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 22:54:53,730 WARN L286 SmtUtils]: Spent 6.05s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 22:54:59,396 WARN L286 SmtUtils]: Spent 5.62s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 22:55:05,741 WARN L286 SmtUtils]: Spent 6.34s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 22:55:12,223 WARN L286 SmtUtils]: Spent 6.44s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 22:55:23,238 WARN L286 SmtUtils]: Spent 6.42s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 22:55:47,747 WARN L286 SmtUtils]: Spent 6.63s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 22:55:53,745 WARN L286 SmtUtils]: Spent 5.99s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 22:55:59,376 WARN L286 SmtUtils]: Spent 5.63s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 22:56:09,216 WARN L286 SmtUtils]: Spent 5.36s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 22:56:56,867 WARN L286 SmtUtils]: Spent 7.39s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 22:57:21,753 WARN L286 SmtUtils]: Spent 7.56s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 22:57:31,606 WARN L286 SmtUtils]: Spent 6.20s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 22:57:38,568 WARN L286 SmtUtils]: Spent 6.96s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 22:58:21,170 WARN L286 SmtUtils]: Spent 6.53s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 22:58:26,345 WARN L286 SmtUtils]: Spent 5.17s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 22:58:40,400 WARN L286 SmtUtils]: Spent 5.08s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 22:58:45,520 WARN L286 SmtUtils]: Spent 5.12s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 22:58:52,076 WARN L286 SmtUtils]: Spent 6.49s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 22:59:03,574 WARN L286 SmtUtils]: Spent 6.49s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 22:59:08,611 WARN L286 SmtUtils]: Spent 5.04s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 22:59:22,311 WARN L286 SmtUtils]: Spent 5.46s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 22:59:33,166 WARN L286 SmtUtils]: Spent 7.14s on a formula simplification that was a NOOP. DAG size: 10 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 22:59:39,536 WARN L286 SmtUtils]: Spent 6.37s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 22:59:44,760 WARN L286 SmtUtils]: Spent 5.19s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 23:00:04,079 WARN L286 SmtUtils]: Spent 5.86s on a formula simplification that was a NOOP. DAG size: 11 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 23:00:10,354 WARN L286 SmtUtils]: Spent 6.27s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 23:00:20,583 WARN L286 SmtUtils]: Spent 6.36s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify)
[2024-11-23 23:00:24,380 INFO L134 CoverageAnalysis]: Checked inductivity of 760 backedges. 243 proven. 9 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked.
[2024-11-23 23:00:24,381 INFO L312 TraceCheckSpWp]: Computing backward predicates...